From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail191.messagelabs.com (mail191.messagelabs.com [216.82.242.19]) by kanga.kvack.org (Postfix) with SMTP id ECC406B003D for ; Thu, 30 Apr 2009 10:31:33 -0400 (EDT) Date: Thu, 30 Apr 2009 22:28:07 +0800 From: Wu Fengguang Subject: Re: [PATCH] use GFP_NOFS in kernel_event() Message-ID: <20090430142807.GA13931@localhost> References: <20090430020004.GA1898@localhost> <20090429191044.b6fceae2.akpm@linux-foundation.org> <1241097573.6020.7.camel@localhost.localdomain> <20090430134821.GB8644@localhost> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20090430134821.GB8644@localhost> Sender: owner-linux-mm@kvack.org To: Eric Paris Cc: Andrew Morton , LKML , "linux-mm@kvack.org" , Matt Mackall , Christoph Lameter , Ingo Molnar , Al Viro List-ID: On Thu, Apr 30, 2009 at 09:48:21PM +0800, Wu Fengguang wrote: > On Thu, Apr 30, 2009 at 09:19:33PM +0800, Eric Paris wrote: > > On Wed, 2009-04-29 at 19:10 -0700, Andrew Morton wrote: > > > On Thu, 30 Apr 2009 10:00:04 +0800 Wu Fengguang wrote: > > > > > > > Fix a possible deadlock on inotify_mutex, reported by lockdep. > > > > > > > > inotify_inode_queue_event() => take inotify_mutex => kernel_event() => > > > > kmalloc() => SLOB => alloc_pages_node() => page reclaim => slab reclaim => > > > > dcache reclaim => inotify_inode_is_dead => take inotify_mutex => deadlock > > > > > > > > The actual deadlock may not happen because the inode was grabbed at > > > > inotify_add_watch(). But the GFP_KERNEL here is unsound and not > > > > consistent with the other two GFP_NOFS inside the same function. > > > > > > > > [ 2668.325318] > > > > [ 2668.325322] ================================= > > > > [ 2668.327448] [ INFO: inconsistent lock state ] > > > > [ 2668.327448] 2.6.30-rc2-next-20090417 #203 > > > > [ 2668.327448] --------------------------------- > > > > [ 2668.327448] inconsistent {RECLAIM_FS-ON-W} -> {IN-RECLAIM_FS-W} usage. > > > > [ 2668.327448] kswapd0/380 [HC0[0]:SC0[0]:HE1:SE1] takes: > > > > [ 2668.327448] (&inode->inotify_mutex){+.+.?.}, at: [] inotify_inode_is_dead+0x35/0xb0 > > > > > > > > [ 2668.327448] Pid: 380, comm: kswapd0 Not tainted 2.6.30-rc2-next-20090417 #203 > > > > [ 2668.327448] Call Trace: > > > > [ 2668.327448] [] print_usage_bug+0x19f/0x200 > > > > [ 2668.327448] [] ? save_stack_trace+0x2f/0x50 > > > > [ 2668.327448] [] mark_lock+0x4bb/0x6d0 > > > > [ 2668.327448] [] ? check_usage_forwards+0x0/0xc0 > > > > [ 2668.327448] [] __lock_acquire+0xc62/0x1ae0 > > > > [ 2668.327448] [] ? slob_free+0x10c/0x370 > > > > [ 2668.327448] [] lock_acquire+0xe1/0x120 > > > > [ 2668.327448] [] ? inotify_inode_is_dead+0x35/0xb0 > > > > [ 2668.327448] [] mutex_lock_nested+0x63/0x420 > > > > [ 2668.327448] [] ? inotify_inode_is_dead+0x35/0xb0 > > > > [ 2668.327448] [] ? inotify_inode_is_dead+0x35/0xb0 > > > > [ 2668.327448] [] ? sched_clock+0x9/0x10 > > > > [ 2668.327448] [] ? lock_release_holdtime+0x35/0x1c0 > > > > [ 2668.327448] [] inotify_inode_is_dead+0x35/0xb0 > > > > [ 2668.327448] [] dentry_iput+0xbc/0xe0 > > > > [ 2668.327448] [] d_kill+0x33/0x60 > > > > [ 2668.327448] [] __shrink_dcache_sb+0x2d3/0x350 > > > > [ 2668.327448] [] shrink_dcache_memory+0x15a/0x1e0 > > > > [ 2668.327448] [] shrink_slab+0x125/0x180 > > > > [ 2668.327448] [] kswapd+0x560/0x7a0 > > > > [ 2668.327448] [] ? isolate_pages_global+0x0/0x2c0 > > > > [ 2668.327448] [] ? autoremove_wake_function+0x0/0x40 > > > > [ 2668.327448] [] ? trace_hardirqs_on+0xd/0x10 > > > > [ 2668.327448] [] ? kswapd+0x0/0x7a0 > > > > [ 2668.327448] [] kthread+0x5b/0xa0 > > > > [ 2668.327448] [] child_rip+0xa/0x20 > > > > [ 2668.327448] [] ? restore_args+0x0/0x30 > > > > [ 2668.327448] [] ? kthread+0x0/0xa0 > > > > [ 2668.327448] [] ? child_rip+0x0/0x20 > > > > > > > > > > > > Somebody was going to fix this for us via lockdep annotation. > > > > > > > > > > I really didn't forget this, but I can't figure out how to recreate it, > > so I don't know if my logic in the patch is sound. The patch certainly > > will shut up the complaint. > > > > We can only hit this inotify cleanup path if the i_nlink = 0. I can't > > find a way to leave the dentry around for memory pressure to clean up > > later, but have the n_link = 0. On ext* the inode is kicked out as soon > > as the last close on all open fds for an inode which has been unlinked. > > I tried attaching an inotify watch to an NFS or CIFS inode, deleting the > > inode on another node, and then putting the first machine under memory > > pressure. I'm not sure why, but the dentry or inode in question were > > never evicted so I didn't hit this path either.... > > FYI, I'm running a huge copy on btrfs with SLOB ;-) > > > I know the patch will shut up the problem, but since I can't figure out > > by looking at the code a path to reproduce I don't really feel 100% > > confident that it is correct.... > > > > -Eric > > > > inotify: lockdep annotation when watch being removed > > > > From: Eric Paris > > > > When a dentry is being evicted from memory pressure, if the inode associated > > with that dentry has i_nlink == 0 we are going to drop all of the watches and > > kick everything out. Lockdep complains that previously holding inotify_mutex > > we did a __GFP_FS allocation and now __GFP_FS reclaim is taking that lock. > > There is no deadlock or danger, since we know on this code path we are > > actually cleaning up and evicting everything. So we move the lock into a new > > class for clean up. > > I can reproduce the bug and hence confirm that this patch works, so > > Tested-by: Wu Fengguang Ah! The big copy runs all OK - until I run shutdown, and got this big warning: [ 2686.044276] nfsd: last server has exited, flushing export cache [ 2689.681559] [ 2689.681564] ====================================================== [ 2689.684200] [ INFO: RECLAIM_FS-safe -> RECLAIM_FS-unsafe lock order detected ] [ 2689.684200] 2.6.30-rc2-next-20090417 #210 [ 2689.684200] ------------------------------------------------------ [ 2689.684200] umount/3548 [HC0[0]:SC0[0]:HE1:SE1] is trying to acquire: [ 2689.684200] (&inode->inotify_mutex){+.+.+.}, at: [] inotify_unmount_inodes+0xda/0x1f0 [ 2689.684200] [ 2689.684200] and this task is already holding: [ 2689.684200] (iprune_mutex){+.+.-.}, at: [] invalidate_inodes+0x3a/0x170 [ 2689.684200] which would create a new lock dependency: [ 2689.684200] (iprune_mutex){+.+.-.} -> (&inode->inotify_mutex){+.+.+.} [ 2689.684200] [ 2689.684200] but this new dependency connects a RECLAIM_FS-irq-safe lock: [ 2689.684200] (iprune_mutex){+.+.-.} [ 2689.684200] ... which became RECLAIM_FS-irq-safe at: [ 2689.684200] [] __lock_acquire+0xc62/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] mutex_lock_nested+0x63/0x420 [ 2689.684200] [] shrink_icache_memory+0x84/0x300 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] kswapd+0x560/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] to a RECLAIM_FS-irq-unsafe lock: [ 2689.684200] (&inode->inotify_mutex){+.+.+.} [ 2689.684200] ... which became RECLAIM_FS-irq-unsafe at: [ 2689.684200] ... [] mark_held_locks+0x68/0x90 [ 2689.684200] [] lockdep_trace_alloc+0xf5/0x100 [ 2689.684200] [] __kmalloc_node+0x31/0x1e0 [ 2689.684200] [] kernel_event+0xe2/0x190 [ 2689.684200] [] inotify_dev_queue_event+0x126/0x230 [ 2689.684200] [] inotify_inode_queue_event+0xc6/0x110 [ 2689.684200] [] vfs_create+0xcd/0x140 [ 2689.684200] [] do_filp_open+0x88d/0xa20 [ 2689.684200] [] do_sys_open+0x98/0x140 [ 2689.684200] [] sys_open+0x20/0x30 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] other info that might help us debug this: [ 2689.684200] [ 2689.684200] 3 locks held by umount/3548: [ 2689.684200] #0: (&type->s_umount_key#31){++++..}, at: [] deactivate_super+0x53/0x80 [ 2689.684200] #1: (&type->s_lock_key#9){+.+...}, at: [] lock_super+0x2e/0x30 [ 2689.684200] #2: (iprune_mutex){+.+.-.}, at: [] invalidate_inodes+0x3a/0x170 [ 2689.684200] [ 2689.684200] the RECLAIM_FS-irq-safe lock's dependencies: [ 2689.684200] -> (iprune_mutex){+.+.-.} ops: 0 { [ 2689.684200] HARDIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb25/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] mutex_lock_nested+0x63/0x420 [ 2689.684200] [] shrink_icache_memory+0x84/0x300 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] kswapd+0x560/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] SOFTIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb51/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] mutex_lock_nested+0x63/0x420 [ 2689.684200] [] shrink_icache_memory+0x84/0x300 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] kswapd+0x560/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] __lock_acquire+0xc62/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] mutex_lock_nested+0x63/0x420 [ 2689.684200] [] shrink_icache_memory+0x84/0x300 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] kswapd+0x560/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] mutex_lock_nested+0x63/0x420 [ 2689.684200] [] shrink_icache_memory+0x84/0x300 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] kswapd+0x560/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] iprune_mutex+0x70/0xa0 [ 2689.684200] -> (inode_lock){+.+.-.} ops: 0 { [ 2689.684200] HARDIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb25/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] ifind_fast+0x2e/0xd0 [ 2689.684200] [] iget_locked+0x49/0x180 [ 2689.684200] [] sysfs_get_inode+0x25/0x280 [ 2689.684200] [] sysfs_fill_super+0x56/0xd0 [ 2689.684200] [] get_sb_single+0xca/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] SOFTIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb51/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] ifind_fast+0x2e/0xd0 [ 2689.684200] [] iget_locked+0x49/0x180 [ 2689.684200] [] sysfs_get_inode+0x25/0x280 [ 2689.684200] [] sysfs_fill_super+0x56/0xd0 [ 2689.684200] [] get_sb_single+0xca/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] __lock_acquire+0xc62/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] _atomic_dec_and_lock+0x98/0xc0 [ 2689.684200] [] iput+0x4a/0x90 [ 2689.684200] [] sysfs_d_iput+0x34/0x40 [ 2689.684200] [] dentry_iput+0x8a/0xf0 [ 2689.684200] [] d_kill+0x33/0x60 [ 2689.684200] [] __shrink_dcache_sb+0x2d3/0x350 [ 2689.684200] [] shrink_dcache_memory+0x15a/0x1e0 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] kswapd+0x560/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] ifind_fast+0x2e/0xd0 [ 2689.684200] [] iget_locked+0x49/0x180 [ 2689.684200] [] sysfs_get_inode+0x25/0x280 [ 2689.684200] [] sysfs_fill_super+0x56/0xd0 [ 2689.684200] [] get_sb_single+0xca/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] inode_lock+0x18/0x40 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] shrink_icache_memory+0x90/0x300 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] kswapd+0x560/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (&sb->s_type->i_lock_key#2){+.+.-.} ops: 0 { [ 2689.684200] HARDIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb25/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] nfs_do_access+0x3c/0x370 [ 2689.684200] [] nfs_permission+0x1ae/0x220 [ 2689.684200] [] inode_permission+0x60/0xa0 [ 2689.684200] [] sys_chdir+0x5a/0x90 [ 2689.684200] [] do_mount_root+0x3c/0xab [ 2689.684200] [] mount_root+0x138/0x141 [ 2689.684200] [] prepare_namespace+0xf8/0x198 [ 2689.684200] [] kernel_init+0x18b/0x1a8 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] SOFTIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb51/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] nfs_do_access+0x3c/0x370 [ 2689.684200] [] nfs_permission+0x1ae/0x220 [ 2689.684200] [] inode_permission+0x60/0xa0 [ 2689.684200] [] sys_chdir+0x5a/0x90 [ 2689.684200] [] do_mount_root+0x3c/0xab [ 2689.684200] [] mount_root+0x138/0x141 [ 2689.684200] [] prepare_namespace+0xf8/0x198 [ 2689.684200] [] kernel_init+0x18b/0x1a8 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] __lock_acquire+0xc62/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] nfs3_forget_cached_acls+0x49/0x90 [ 2689.684200] [] nfs_zap_acl_cache+0x3f/0x70 [ 2689.684200] [] nfs_clear_inode+0x6f/0x90 [ 2689.684200] [] clear_inode+0xfe/0x170 [ 2689.684200] [] dispose_list+0x38/0x120 [ 2689.684200] [] shrink_icache_memory+0x28f/0x300 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] kswapd+0x560/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] nfs_do_access+0x3c/0x370 [ 2689.684200] [] nfs_permission+0x1ae/0x220 [ 2689.684200] [] inode_permission+0x60/0xa0 [ 2689.684200] [] sys_chdir+0x5a/0x90 [ 2689.684200] [] do_mount_root+0x3c/0xab [ 2689.684200] [] mount_root+0x138/0x141 [ 2689.684200] [] prepare_namespace+0xf8/0x198 [ 2689.684200] [] kernel_init+0x18b/0x1a8 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] nfs_fs_type+0x50/0x80 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] igrab+0x1d/0x50 [ 2689.684200] [] nfs_updatepage+0x5fd/0x610 [ 2689.684200] [] nfs_write_end+0x7c/0x2e0 [ 2689.684200] [] generic_file_buffered_write+0x329/0x3e0 [ 2689.684200] [] __generic_file_aio_write_nolock+0x51d/0x550 [ 2689.684200] [] generic_file_aio_write+0x80/0xe0 [ 2689.684200] [] nfs_file_write+0x138/0x230 [ 2689.684200] [] do_sync_write+0xf9/0x140 [ 2689.684200] [] vfs_write+0x116/0x1d0 [ 2689.684200] [] sys_write+0x57/0xb0 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (&inode->i_data.tree_lock){....-.} ops: 0 { [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] __lock_acquire+0xc62/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irq+0x43/0x80 [ 2689.684200] [] __remove_mapping+0xb5/0x1e0 [ 2689.684200] [] shrink_page_list+0x5d1/0xa70 [ 2689.684200] [] shrink_list+0x2be/0x660 [ 2689.684200] [] shrink_zone+0x201/0x400 [ 2689.684200] [] kswapd+0x729/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irq+0x43/0x80 [ 2689.684200] [] add_to_page_cache_locked+0xd8/0x140 [ 2689.684200] [] add_to_page_cache_lru+0x42/0xb0 [ 2689.684200] [] read_cache_page_async+0x78/0x200 [ 2689.684200] [] read_cache_page+0x13/0x90 [ 2689.684200] [] read_dev_sector+0x49/0xe0 [ 2689.684200] [] msdos_partition+0x53/0x720 [ 2689.684200] [] rescan_partitions+0x176/0x3b0 [ 2689.684200] [] __blkdev_get+0x19b/0x420 [ 2689.684200] [] blkdev_get+0x10/0x20 [ 2689.684200] [] register_disk+0x14c/0x170 [ 2689.684200] [] add_disk+0x17d/0x210 [ 2689.684200] [] sd_probe_async+0x1d3/0x2d0 [ 2689.684200] [] async_thread+0x10a/0x250 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.28593+0x0/0x8 [ 2689.684200] -> (&rnp->lock){..-.-.} ops: 0 { [ 2689.684200] IN-SOFTIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] __lock_acquire+0xc62/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] __call_rcu+0x130/0x170 [ 2689.684200] [] call_rcu+0x15/0x20 [ 2689.684200] [] radix_tree_delete+0x148/0x2c0 [ 2689.684200] [] __remove_from_page_cache+0x26/0x110 [ 2689.684200] [] __remove_mapping+0x1a0/0x1e0 [ 2689.684200] [] shrink_page_list+0x5d1/0xa70 [ 2689.684200] [] shrink_list+0x2be/0x660 [ 2689.684200] [] shrink_zone+0x201/0x400 [ 2689.684200] [] kswapd+0x729/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] rcu_init_percpu_data+0x2f/0x157 [ 2689.684200] [] rcu_cpu_notify+0x3d/0x86 [ 2689.684200] [] __rcu_init+0x184/0x186 [ 2689.684200] [] rcu_init+0x9/0x17 [ 2689.684200] [] start_kernel+0x20a/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.18709+0x0/0x8 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] __call_rcu+0x130/0x170 [ 2689.684200] [] call_rcu+0x15/0x20 [ 2689.684200] [] radix_tree_delete+0x1ff/0x2c0 [ 2689.684200] [] __remove_from_page_cache+0x26/0x110 [ 2689.684200] [] remove_from_page_cache+0x4e/0x70 [ 2689.684200] [] truncate_complete_page+0x72/0xc0 [ 2689.684200] [] truncate_inode_pages_range+0x1e7/0x4f0 [ 2689.684200] [] truncate_inode_pages+0x15/0x20 [ 2689.684200] [] __blkdev_put+0xe6/0x210 [ 2689.684200] [] blkdev_put+0x10/0x20 [ 2689.684200] [] close_bdev_exclusive+0x2a/0x40 [ 2689.684200] [] btrfs_scan_one_device+0xb7/0x170 [ 2689.684200] [] btrfs_get_sb+0xa9/0x560 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] do_kern_mount+0x55/0x130 [ 2689.684200] [] do_mount+0x2b7/0x8f0 [ 2689.684200] [] sys_mount+0xdb/0x110 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (key#4){......} ops: 0 { [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] __percpu_counter_add+0x58/0x80 [ 2689.684200] [] account_page_dirtied+0x53/0x80 [ 2689.684200] [] __set_page_dirty_nobuffers+0x149/0x2a0 [ 2689.684200] [] nfs_updatepage+0x13d/0x610 [ 2689.684200] [] nfs_write_end+0x7c/0x2e0 [ 2689.684200] [] generic_file_buffered_write+0x329/0x3e0 [ 2689.684200] [] __generic_file_aio_write_nolock+0x51d/0x550 [ 2689.684200] [] generic_file_aio_write+0x80/0xe0 [ 2689.684200] [] nfs_file_write+0x138/0x230 [ 2689.684200] [] do_sync_write+0xf9/0x140 [ 2689.684200] [] vfs_write+0x116/0x1d0 [ 2689.684200] [] sys_write+0x57/0xb0 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.25523+0x0/0x8 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] __percpu_counter_add+0x58/0x80 [ 2689.684200] [] account_page_dirtied+0x53/0x80 [ 2689.684200] [] __set_page_dirty_nobuffers+0x149/0x2a0 [ 2689.684200] [] nfs_updatepage+0x13d/0x610 [ 2689.684200] [] nfs_write_end+0x7c/0x2e0 [ 2689.684200] [] generic_file_buffered_write+0x329/0x3e0 [ 2689.684200] [] __generic_file_aio_write_nolock+0x51d/0x550 [ 2689.684200] [] generic_file_aio_write+0x80/0xe0 [ 2689.684200] [] nfs_file_write+0x138/0x230 [ 2689.684200] [] do_sync_write+0xf9/0x140 [ 2689.684200] [] vfs_write+0x116/0x1d0 [ 2689.684200] [] sys_write+0x57/0xb0 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (key#5){......} ops: 0 { [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] __percpu_counter_add+0x58/0x80 [ 2689.684200] [] __prop_inc_percpu_max+0xd5/0x120 [ 2689.684200] [] test_clear_page_writeback+0x117/0x190 [ 2689.684200] [] end_page_writeback+0x24/0x60 [ 2689.684200] [] nfs_end_page_writeback+0x28/0x70 [ 2689.684200] [] nfs_writeback_release_full+0x6c/0x230 [ 2689.684200] [] rpc_release_calldata+0x17/0x20 [ 2689.684200] [] rpc_free_task+0x3f/0xb0 [ 2689.684200] [] rpc_async_release+0x15/0x20 [ 2689.684200] [] worker_thread+0x230/0x3b0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.10789+0x0/0x8 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] __percpu_counter_add+0x58/0x80 [ 2689.684200] [] __prop_inc_percpu_max+0xd5/0x120 [ 2689.684200] [] test_clear_page_writeback+0x117/0x190 [ 2689.684200] [] end_page_writeback+0x24/0x60 [ 2689.684200] [] nfs_end_page_writeback+0x28/0x70 [ 2689.684200] [] nfs_writeback_release_full+0x6c/0x230 [ 2689.684200] [] rpc_release_calldata+0x17/0x20 [ 2689.684200] [] rpc_free_task+0x3f/0xb0 [ 2689.684200] [] rpc_async_release+0x15/0x20 [ 2689.684200] [] worker_thread+0x230/0x3b0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (key#6){......} ops: 0 { [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] __percpu_counter_add+0x58/0x80 [ 2689.684200] [] __prop_inc_percpu_max+0xef/0x120 [ 2689.684200] [] test_clear_page_writeback+0x117/0x190 [ 2689.684200] [] end_page_writeback+0x24/0x60 [ 2689.684200] [] nfs_end_page_writeback+0x28/0x70 [ 2689.684200] [] nfs_writeback_release_full+0x6c/0x230 [ 2689.684200] [] rpc_release_calldata+0x17/0x20 [ 2689.684200] [] rpc_free_task+0x3f/0xb0 [ 2689.684200] [] rpc_async_release+0x15/0x20 [ 2689.684200] [] worker_thread+0x230/0x3b0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.10725+0x0/0x8 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] __percpu_counter_add+0x58/0x80 [ 2689.684200] [] __prop_inc_percpu_max+0xef/0x120 [ 2689.684200] [] test_clear_page_writeback+0x117/0x190 [ 2689.684200] [] end_page_writeback+0x24/0x60 [ 2689.684200] [] nfs_end_page_writeback+0x28/0x70 [ 2689.684200] [] nfs_writeback_release_full+0x6c/0x230 [ 2689.684200] [] rpc_release_calldata+0x17/0x20 [ 2689.684200] [] rpc_free_task+0x3f/0xb0 [ 2689.684200] [] rpc_async_release+0x15/0x20 [ 2689.684200] [] worker_thread+0x230/0x3b0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] test_set_page_writeback+0x84/0x1d0 [ 2689.684200] [] nfs_do_writepage+0x120/0x1b0 [ 2689.684200] [] nfs_writepages_callback+0x1e/0x40 [ 2689.684200] [] write_cache_pages+0x3ff/0x4b0 [ 2689.684200] [] nfs_writepages+0xe8/0x180 [ 2689.684200] [] do_writepages+0x30/0x50 [ 2689.684200] [] __filemap_fdatawrite_range+0x59/0x70 [ 2689.684200] [] filemap_fdatawrite+0x1f/0x30 [ 2689.684200] [] filemap_write_and_wait+0x3d/0x60 [ 2689.684200] [] nfs_sync_mapping+0x3b/0x50 [ 2689.684200] [] do_unlk+0x38/0xa0 [ 2689.684200] [] nfs_lock+0x11e/0x200 [ 2689.684200] [] vfs_lock_file+0x23/0x50 [ 2689.684200] [] fcntl_setlk+0x157/0x350 [ 2689.684200] [] sys_fcntl+0xca/0x480 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (&q->lock){-.-.-.} ops: 0 { [ 2689.684200] IN-HARDIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-SOFTIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] __lock_acquire+0xc62/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] prepare_to_wait+0x31/0x90 [ 2689.684200] [] kswapd+0x100/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irq+0x43/0x80 [ 2689.684200] [] wait_for_common+0x4b/0x1d0 [ 2689.684200] [] wait_for_completion+0x1d/0x20 [ 2689.684200] [] kthread_create+0xaf/0x180 [ 2689.684200] [] migration_call+0x1a6/0x5d2 [ 2689.684200] [] migration_init+0x2e/0x7f [ 2689.684200] [] do_one_initcall+0x3f/0x1d0 [ 2689.684200] [] kernel_init+0x6d/0x1a8 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.19111+0x0/0x18 [ 2689.684200] -> (&rq->lock){-.-.-.} ops: 0 { [ 2689.684200] IN-HARDIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-SOFTIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] __lock_acquire+0xc62/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] task_rq_lock+0x63/0xc0 [ 2689.684200] [] set_cpus_allowed_ptr+0x39/0x160 [ 2689.684200] [] kswapd+0x7f/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] rq_attach_root+0x2b/0x110 [ 2689.684200] [] sched_init+0x2bb/0x3c5 [ 2689.684200] [] start_kernel+0x180/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.48842+0x0/0x8 [ 2689.684200] -> (&vec->lock){-.-.-.} ops: 0 { [ 2689.684200] IN-HARDIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-SOFTIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] cpupri_set+0x102/0x1a0 [ 2689.684200] [] rq_online_rt+0x49/0x80 [ 2689.684200] [] set_rq_online+0x5e/0x80 [ 2689.684200] [] rq_attach_root+0xe8/0x110 [ 2689.684200] [] sched_init+0x2bb/0x3c5 [ 2689.684200] [] start_kernel+0x180/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.15844+0x0/0x8 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] cpupri_set+0x102/0x1a0 [ 2689.684200] [] rq_online_rt+0x49/0x80 [ 2689.684200] [] set_rq_online+0x5e/0x80 [ 2689.684200] [] rq_attach_root+0xe8/0x110 [ 2689.684200] [] sched_init+0x2bb/0x3c5 [ 2689.684200] [] start_kernel+0x180/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (&rt_b->rt_runtime_lock){-.-.-.} ops: 0 { [ 2689.684200] IN-HARDIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-SOFTIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] enqueue_task_rt+0x254/0x300 [ 2689.684200] [] enqueue_task+0x86/0xa0 [ 2689.684200] [] activate_task+0x2d/0x40 [ 2689.684200] [] try_to_wake_up+0x1b0/0x320 [ 2689.684200] [] wake_up_process+0x15/0x20 [ 2689.684200] [] migration_call+0x5d/0x5d2 [ 2689.684200] [] migration_init+0x65/0x7f [ 2689.684200] [] do_one_initcall+0x3f/0x1d0 [ 2689.684200] [] kernel_init+0x6d/0x1a8 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.39064+0x0/0x8 [ 2689.684200] -> (&cpu_base->lock){-.-.-.} ops: 0 { [ 2689.684200] IN-HARDIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-SOFTIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] lock_hrtimer_base+0x5c/0x90 [ 2689.684200] [] __hrtimer_start_range_ns+0x43/0x340 [ 2689.684200] [] enqueue_task_rt+0x2a2/0x300 [ 2689.684200] [] enqueue_task+0x86/0xa0 [ 2689.684200] [] activate_task+0x2d/0x40 [ 2689.684200] [] try_to_wake_up+0x1b0/0x320 [ 2689.684200] [] wake_up_process+0x15/0x20 [ 2689.684200] [] migration_call+0x5d/0x5d2 [ 2689.684200] [] migration_init+0x65/0x7f [ 2689.684200] [] do_one_initcall+0x3f/0x1d0 [ 2689.684200] [] kernel_init+0x6d/0x1a8 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.21319+0x0/0x8 [ 2689.684200] -> (&obj_hash[i].lock){-.-.-.} ops: 0 { [ 2689.684200] IN-HARDIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-SOFTIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] __lock_acquire+0xc62/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] debug_check_no_obj_freed+0x8e/0x200 [ 2689.684200] [] free_hot_cold_page+0x14c/0x350 [ 2689.684200] [] __pagevec_free+0x41/0x60 [ 2689.684200] [] shrink_page_list+0x615/0xa70 [ 2689.684200] [] shrink_list+0x2be/0x660 [ 2689.684200] [] shrink_zone+0x201/0x400 [ 2689.684200] [] kswapd+0x729/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] __debug_object_init+0x5c/0x410 [ 2689.684200] [] debug_object_init+0x1f/0x30 [ 2689.684200] [] hrtimer_init+0x2e/0x50 [ 2689.684200] [] sched_init+0xab/0x3c5 [ 2689.684200] [] start_kernel+0x180/0x44f [ 2689.684200] [] x86_64_start_reserv ations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.20519+0x0/0x8 [ 2689.684200] -> (pool_lock){..-.-.} ops: 0 { [ 2689.684200] IN-SOFTIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] __lock_acquire+0xc62/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] free_object+0x16/0xa0 [ 2689.684200] [] debug_check_no_obj_freed+0x1c6/0x200 [ 2689.684200] [] free_hot_cold_page+0x14c/0x350 [ 2689.684200] [] free_hot_page+0x10/0x20 [ 2689.684200] [] __free_pages+0x72/0x80 [ 2689.684200] [] free_pages+0x7b/0x80 [ 2689.684200] [] slob_free+0x155/0x370 [ 2689.684200] [] __kmem_cache_free+0x35/0x40 [ 2689.684200] [] kmem_cache_free+0xcc/0xd0 [ 2689.684200] [] destroy_inode+0x61/0x70 [ 2689.684200] [] generic_delete_inode+0x149/0x190 [ 2689.684200] [] iput+0x7d/0x90 [ 2689.684200] [] sysfs_d_iput+0x34/0x40 [ 2689.684200] [] dentry_iput+0x8a/0xf0 [ 2689.684200] [] d_kill+0x33/0x60 [ 2689.684200] [] __shrink_dcache_sb+0x2d3/0x350 [ 2689.684200] [] shrink_dcache_memory+0x15a/0x1e0 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] kswapd+0x560/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] __debug_object_init+0xea/0x410 [ 2689.684200] [] debug_object_init+0x1f/0x30 [ 2689.684200] [] hrtimer_init+0x2e/0x50 [ 2689.684200] [] sched_init+0xab/0x3c5 [ 2689.684200] [] start_kernel+0x180/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] pool_lock+0x18/0x40 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] __debug_object_init+0xea/0x410 [ 2689.684200] [] debug_object_init+0x1f/0x30 [ 2689.684200] [] hrtimer_init+0x2e/0x50 [ 2689.684200] [] sched_init+0xab/0x3c5 [ 2689.684200] [] start_kernel+0x180/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] debug_object_activate+0x5c/0x170 [ 2689.684200] [] enqueue_hrtimer+0x35/0xb0 [ 2689.684200] [] __hrtimer_start_range_ns+0xed/0x340 [ 2689.684200] [] enqueue_task_rt+0x2a2/0x300 [ 2689.684200] [] enqueue_task+0x86/0xa0 [ 2689.684200] [] activate_task+0x2d/0x40 [ 2689.684200] [] try_to_wake_up+0x1b0/0x320 [ 2689.684200] [] wake_up_process+0x15/0x20 [ 2689.684200] [] migration_call+0x5d/0x5d2 [ 2689.684200] [] migration_init+0x65/0x7f [ 2689.684200] [] do_one_initcall+0x3f/0x1d0 [ 2689.684200] [] kernel_init+0x6d/0x1a8 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] lock_hrtimer_base+0x5c/0x90 [ 2689.684200] [] __hrtimer_start_range_ns+0x43/0x340 [ 2689.684200] [] enqueue_task_rt+0x2a2/0x300 [ 2689.684200] [] enqueue_task+0x86/0xa0 [ 2689.684200] [] activate_task+0x2d/0x40 [ 2689.684200] [] try_to_wake_up+0x1b0/0x320 [ 2689.684200] [] wake_up_process+0x15/0x20 [ 2689.684200] [] migration_call+0x5d/0x5d2 [ 2689.684200] [] migration_init+0x65/0x7f [ 2689.684200] [] do_one_initcall+0x3f/0x1d0 [ 2689.684200] [] kernel_init+0x6d/0x1a8 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (&rt_rq->rt_runtime_lock){-.-.-.} ops: 0 { [ 2689.684200] IN-HARDIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-SOFTIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] update_curr_rt+0x12f/0x1e0 [ 2689.684200] [] dequeue_task_rt+0x24/0x90 [ 2689.684200] [] dequeue_task+0xea/0x140 [ 2689.684200] [] deactivate_task+0x2d/0x40 [ 2689.684200] [] __schedule+0x243/0x8ce [ 2689.684200] [] schedule+0x15/0x50 [ 2689.684200] [] migration_thread+0x1cc/0x2f0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.48822+0x0/0x8 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] __enable_runtime+0x54/0xa0 [ 2689.684200] [] rq_online_rt+0x2d/0x80 [ 2689.684200] [] set_rq_online+0x5e/0x80 [ 2689.684200] [] migration_call+0x4e7/0x5d2 [ 2689.684200] [] notifier_call_chain+0x3f/0x80 [ 2689.684200] [] raw_notifier_call_chain+0x16/0x20 [ 2689.684200] [] _cpu_up+0x146/0x14b [ 2689.684200] [] cpu_up+0x7c/0x95 [ 2689.684200] [] kernel_init+0xe5/0x1a8 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] enqueue_task_rt+0x254/0x300 [ 2689.684200] [] enqueue_task+0x86/0xa0 [ 2689.684200] [] activate_task+0x2d/0x40 [ 2689.684200] [] try_to_wake_up+0x1b0/0x320 [ 2689.684200] [] wake_up_process+0x15/0x20 [ 2689.684200] [] migration_call+0x5d/0x5d2 [ 2689.684200] [] migration_init+0x65/0x7f [ 2689.684200] [] do_one_initcall+0x3f/0x1d0 [ 2689.684200] [] kernel_init+0x6d/0x1a8 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] update_curr_rt+0x12f/0x1e0 [ 2689.684200] [] dequeue_task_rt+0x24/0x90 [ 2689.684200] [] dequeue_task+0xea/0x140 [ 2689.684200] [] deactivate_task+0x2d/0x40 [ 2689.684200] [] __schedule+0x243/0x8ce [ 2689.684200] [] schedule+0x15/0x50 [ 2689.684200] [] migration_thread+0x1cc/0x2f0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (&rq->lock/1){..-.-.} ops: 0 { [ 2689.684200] IN-SOFTIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [] btrfs_read_sys_array+0x4d/0x1a0 [ 2689.684200] [] open_ctree+0xbc3/0x11a0 [ 2689.684200] [] btrfs_get_sb+0x41e/0x560 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] do_kern_mount+0x55/0x130 [ 2689.684200] [] do_mount+0x2b7/0x8f0 [ 2689.684200] [] sys_mount+0xdb/0x110 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] __lock_acquire+0xc62/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] test_range_bit+0x35/0x180 [ 2689.684200] [] try_release_extent_state+0x48/0xa0 [ 2689.684200] [] btree_releasepage+0x6b/0xb0 [ 2689.684200] [] try_to_release_page+0x63/0x80 [ 2689.684200] [] shrink_page_list+0x6ba/0xa70 [ 2689.684200] [] shrink_list+0x2be/0x660 [ 2689.684200] [] shrink_zone+0x201/0x400 [ 2689.684200] [] kswapd+0x729/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] set_extent_bit+0x5a/0x3c0 [ 2689.684200] [] set_extent_uptodate+0x20/0x30 [ 2689.684200] [] set_extent_buffer_uptodate+0x4e/0x140 [ 2689.684200] [] btrfs_set_buffer_uptodate+0x26/0x30 [ 2689.684200] [] btrfs_read_sys_array+0x4d/0x1a0 [ 2689.684200] [] open_ctree+0xbc3/0x11a0 [ 2689.684200] [] btrfs_get_sb+0x41e/0x560 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] do_kern_mount+0x55/0x130 [ 2689.684200] [] do_mount+0x2b7/0x8f0 [ 2689.684200] [] sys_mount+0xdb/0x110 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.31822+0x0/0x8 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] __wake_up+0x32/0x70 [ 2689.684200] [] clear_state_bit+0x145/0x200 [ 2689.684200] [] clear_extent_bit+0x257/0x360 [ 2689.684200] [] unlock_extent+0x23/0x30 [ 2689.684200] [] end_bio_extent_readpage+0x16f/0x220 [ 2689.684200] [] bio_endio+0x21/0x50 [ 2689.684200] [] end_workqueue_fn+0xf3/0x130 [ 2689.684200] [] worker_loop+0x7a/0x200 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] slob_free+0xa1/0x370 [ 2689.684200] [] __kmem_cache_free+0x35/0x40 [ 2689.684200] [] kmem_cache_free+0xcc/0xd0 [ 2689.684200] [] free_extent_state+0x82/0xa0 [ 2689.684200] [] merge_state+0x104/0x110 [ 2689.684200] [] clear_state_bit+0x15b/0x200 [ 2689.684200] [] clear_extent_bit+0x257/0x360 [ 2689.684200] [] unlock_extent+0x23/0x30 [ 2689.684200] [] end_bio_extent_readpage+0x16f/0x220 [ 2689.684200] [] bio_endio+0x21/0x50 [ 2689.684200] [] end_workqueue_fn+0xf3/0x130 [ 2689.684200] [] worker_loop+0x7a/0x200 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] debug_check_no_obj_freed+0x8e/0x200 [ 2689.684200] [] free_hot_cold_page+0x14c/0x350 [ 2689.684200] [] free_hot_page+0x10/0x20 [ 2689.684200] [] __free_pages+0x72/0x80 [ 2689.684200] [] free_pages+0x7b/0x80 [ 2689.684200] [] slob_free+0x155/0x370 [ 2689.684200] [] __kmem_cache_free+0x35/0x40 [ 2689.684200] [] kmem_cache_free+0xcc/0xd0 [ 2689.684200] [] free_extent_state+0x82/0xa0 [ 2689.684200] [] merge_state+0x104/0x110 [ 2689.684200] [] clear_state_bit+0x15b/0x200 [ 2689.684200] [] clear_extent_bit+0x257/0x360 [ 2689.684200] [] unlock_extent+0x23/0x30 [ 2689.684200] [] __extent_read_full_page+0x640/0x670 [ 2689.684200] [] extent_readpages+0x91/0x210 [ 2689.684200] [] btrfs_readpages+0x1f/0x30 [ 2689.684200] [] __do_page_cache_readahead+0x184/0x260 [ 2689.684200] [] ondemand_readahead+0x1cb/0x250 [ 2689.684200] [] page_cache_async_readahead+0xa9/0xc0 [ 2689.684200] [] generic_file_aio_read+0x493/0x7c0 [ 2689.684200] [] do_sync_read+0xf9/0x140 [ 2689.684200] [] vfs_read+0x113/0x1d0 [ 2689.684200] [] sys_read+0x57/0xb0 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] free_pages_bulk+0x38/0x3b0 [ 2689.684200] [] free_hot_cold_page+0x31a/0x350 [ 2689.684200] [] free_hot_page+0x10/0x20 [ 2689.684200] [] __free_pages+0x72/0x80 [ 2689.684200] [] free_pages+0x7b/0x80 [ 2689.684200] [] slob_free+0x155/0x370 [ 2689.684200] [] __kmem_cache_free+0x35/0x40 [ 2689.684200] [] kmem_cache_free+0xcc/0xd0 [ 2689.684200] [] free_extent_state+0x82/0xa0 [ 2689.684200] [] clear_state_bit+0x10d/0x200 [ 2689.684200] [] clear_extent_bit+0x339/0x360 [ 2689.684200] [] try_release_extent_state+0x83/0xa0 [ 2689.684200] [] try_release_extent_mapping+0x173/0x1a0 [ 2689.684200] [] __btrfs_releasepage+0x3b/0x80 [ 2689.684200] [] btrfs_releasepage+0x30/0x40 [ 2689.684200] [] try_to_release_page+0x63/0x80 [ 2689.684200] [] shrink_page_list+0x6ba/0xa70 [ 2689.684200] [] shrink_list+0x2be/0x660 [ 2689.684200] [] shrink_zone+0x201/0x400 [ 2689.684200] [] kswapd+0x729/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] test_range_bit+0x35/0x180 [ 2689.684200] [] try_release_extent_mapping+0x134/0x1a0 [ 2689.684200] [] __btrfs_releasepage+0x3b/0x80 [ 2689.684200] [] btrfs_releasepage+0x30/0x40 [ 2689.684200] [] try_to_release_page+0x63/0x80 [ 2689.684200] [] shrink_page_list+0x6ba/0xa70 [ 2689.684200] [] shrink_list+0x2be/0x660 [ 2689.684200] [] shrink_zone+0x201/0x400 [ 2689.684200] [] kswapd+0x729/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] btrfs_drop_extent_cache+0x25d/0x3b0 [ 2689.684200] [] btrfs_destroy_inode+0x17a/0x250 [ 2689.684200] [] destroy_inode+0x4d/0x70 [ 2689.684200] [] dispose_list+0xb1/0x120 [ 2689.684200] [] shrink_icache_memory+0x28f/0x300 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] kswapd+0x560/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (&journal->j_list_lock){+.+.-.} ops: 0 { [ 2689.684200] HARDIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb25/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] jbd2_journal_release_jbd_inode+0xb7/0x100 [ 2689.684200] [] ext4_clear_inode+0x3c/0x50 [ 2689.684200] [] clear_inode+0xfe/0x170 [ 2689.684200] [] dispose_list+0x38/0x120 [ 2689.684200] [] shrink_icache_memory+0x28f/0x300 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] try_to_free_pages+0x276/0x400 [ 2689.684200] [] __alloc_pages_internal+0x2b6/0x650 [ 2689.684200] [] alloc_pages_current+0x8c/0xe0 [ 2689.684200] [] slob_new_pages+0x11b/0x130 [ 2689.684200] [] kmem_cache_alloc_node+0x52/0x1a0 [ 2689.684200] [] getname+0x40/0x260 [ 2689.684200] [] user_path_at+0x30/0xe0 [ 2689.684200] [] vfs_lstat_fd+0x2a/0x60 [ 2689.684200] [] sys_newfstatat+0x5c/0x80 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] SOFTIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb51/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] jbd2_journal_release_jbd_inode+0xb7/0x100 [ 2689.684200] [] ext4_clear_inode+0x3c/0x50 [ 2689.684200] [] clear_inode+0xfe/0x170 [ 2689.684200] [] dispose_list+0x38/0x120 [ 2689.684200] [] shrink_icache_memory+0x28f/0x300 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] try_to_free_pages+0x276/0x400 [ 2689.684200] [] __alloc_pages_internal+0x2b6/0x650 [ 2689.684200] [] alloc_pages_current+0x8c/0xe0 [ 2689.684200] [] slob_new_pages+0x11b/0x130 [ 2689.684200] [] kmem_cache_alloc_node+0x52/0x1a0 [ 2689.684200] [] getname+0x40/0x260 [ 2689.684200] [] user_path_at+0x30/0xe0 [ 2689.684200] [] vfs_lstat_fd+0x2a/0x60 [ 2689.684200] [] sys_newfstatat+0x5c/0x80 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] __lock_acquire+0xc62/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] jbd2_journal_release_jbd_inode+0xb7/0x100 [ 2689.684200] [] ext4_clear_inode+0x3c/0x50 [ 2689.684200] [] clear_inode+0xfe/0x170 [ 2689.684200] [] dispose_list+0x38/0x120 [ 2689.684200] [] shrink_icache_memory+0x28f/0x300 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] try_to_free_pages+0x276/0x400 [ 2689.684200] [] __alloc_pages_internal+0x2b6/0x650 [ 2689.684200] [] alloc_pages_current+0x8c/0xe0 [ 2689.684200] [] slob_new_pages+0x11b/0x130 [ 2689.684200] [] kmem_cache_alloc_node+0x52/0x1a0 [ 2689.684200] [] getname+0x40/0x260 [ 2689.684200] [] user_path_at+0x30/0xe0 [ 2689.684200] [] vfs_lstat_fd+0x2a/0x60 [ 2689.684200] [] sys_newfstatat+0x5c/0x80 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] jbd2_journal_release_jbd_inode+0xb7/0x100 [ 2689.684200] [] ext4_clear_inode+0x3c/0x50 [ 2689.684200] [] clear_inode+0xfe/0x170 [ 2689.684200] [] dispose_list+0x38/0x120 [ 2689.684200] [] shrink_icache_memory+0x28f/0x300 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] try_to_free_pages+0x276/0x400 [ 2689.684200] [] __alloc_pages_internal+0x2b6/0x650 [ 2689.684200] [] alloc_pages_current+0x8c/0xe0 [ 2689.684200] [] slob_new_pages+0x11b/0x130 [ 2689.684200] [] kmem_cache_alloc_node+0x52/0x1a0 [ 2689.684200] [] getname+0x40/0x260 [ 2689.684200] [] user_path_at+0x30/0xe0 [ 2689.684200] [] vfs_lstat_fd+0x2a/0x60 [ 2689.684200] [] sys_newfstatat+0x5c/0x80 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.26375+0x0/0x8 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] jbd2_journal_release_jbd_inode+0xb7/0x100 [ 2689.684200] [] ext4_clear_inode+0x3c/0x50 [ 2689.684200] [] clear_inode+0xfe/0x170 [ 2689.684200] [] dispose_list+0x38/0x120 [ 2689.684200] [] shrink_icache_memory+0x28f/0x300 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] try_to_free_pages+0x276/0x400 [ 2689.684200] [] __alloc_pages_internal+0x2b6/0x650 [ 2689.684200] [] alloc_pages_current+0x8c/0xe0 [ 2689.684200] [] slob_new_pages+0x11b/0x130 [ 2689.684200] [] kmem_cache_alloc_node+0x52/0x1a0 [ 2689.684200] [] getname+0x40/0x260 [ 2689.684200] [] user_path_at+0x30/0xe0 [ 2689.684200] [] vfs_lstat_fd+0x2a/0x60 [ 2689.684200] [] sys_newfstatat+0x5c/0x80 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (&ei->i_prealloc_lock){+.+.-.} ops: 0 { [ 2689.684200] HARDIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb25/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] ext4_discard_preallocations+0xd1/0x4a0 [ 2689.684200] [] ext4_clear_inode+0x16/0x50 [ 2689.684200] [] clear_inode+0xfe/0x170 [ 2689.684200] [] dispose_list+0x38/0x120 [ 2689.684200] [] shrink_icache_memory+0x28f/0x300 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] try_to_free_pages+0x276/0x400 [ 2689.684200] [] __alloc_pages_internal+0x2b6/0x650 [ 2689.684200] [] alloc_pages_current+0x8c/0xe0 [ 2689.684200] [] slob_new_pages+0x11b/0x130 [ 2689.684200] [] kmem_cache_alloc_node+0x52/0x1a0 [ 2689.684200] [] getname+0x40/0x260 [ 2689.684200] [] user_path_at+0x30/0xe0 [ 2689.684200] [] vfs_lstat_fd+0x2a/0x60 [ 2689.684200] [] sys_newfstatat+0x5c/0x80 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] SOFTIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb51/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] ext4_discard_preallocations+0xd1/0x4a0 [ 2689.684200] [] ext4_clear_inode+0x16/0x50 [ 2689.684200] [] clear_inode+0xfe/0x170 [ 2689.684200] [] dispose_list+0x38/0x120 [ 2689.684200] [] shrink_icache_memory+0x28f/0x300 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] try_to_free_pages+0x276/0x400 [ 2689.684200] [] __alloc_pages_internal+0x2b6/0x650 [ 2689.684200] [] alloc_pages_current+0x8c/0xe0 [ 2689.684200] [] slob_new_pages+0x11b/0x130 [ 2689.684200] [] kmem_cache_alloc_node+0x52/0x1a0 [ 2689.684200] [] getname+0x40/0x260 [ 2689.684200] [] user_path_at+0x30/0xe0 [ 2689.684200] [] vfs_lstat_fd+0x2a/0x60 [ 2689.684200] [] sys_newfstatat+0x5c/0x80 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] __lock_acquire+0xc62/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] ext4_discard_preallocations+0xd1/0x4a0 [ 2689.684200] [] ext4_clear_inode+0x16/0x50 [ 2689.684200] [] clear_inode+0xfe/0x170 [ 2689.684200] [] dispose_list+0x38/0x120 [ 2689.684200] [] shrink_icache_memory+0x28f/0x300 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] try_to_free_pages+0x276/0x400 [ 2689.684200] [] __alloc_pages_internal+0x2b6/0x650 [ 2689.684200] [] alloc_pages_current+0x8c/0xe0 [ 2689.684200] [] slob_new_pages+0x11b/0x130 [ 2689.684200] [] kmem_cache_alloc_node+0x52/0x1a0 [ 2689.684200] [] getname+0x40/0x260 [ 2689.684200] [] user_path_at+0x30/0xe0 [ 2689.684200] [] vfs_lstat_fd+0x2a/0x60 [ 2689.684200] [] sys_newfstatat+0x5c/0x80 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] ext4_discard_preallocations+0xd1/0x4a0 [ 2689.684200] [] ext4_clear_inode+0x16/0x50 [ 2689.684200] [] clear_inode+0xfe/0x170 [ 2689.684200] [] dispose_list+0x38/0x120 [ 2689.684200] [] shrink_icache_memory+0x28f/0x300 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] try_to_free_pages+0x276/0x400 [ 2689.684200] [] __alloc_pages_internal+0x2b6/0x650 [ 2689.684200] [] alloc_pages_current+0x8c/0xe0 [ 2689.684200] [] slob_new_pages+0x11b/0x130 [ 2689.684200] [] kmem_cache_alloc_node+0x52/0x1a0 [ 2689.684200] [] getname+0x40/0x260 [ 2689.684200] [] user_path_at+0x30/0xe0 [ 2689.684200] [] vfs_lstat_fd+0x2a/0x60 [ 2689.684200] [] sys_newfstatat+0x5c/0x80 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.31742+0x0/0x8 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] ext4_discard_preallocations+0xd1/0x4a0 [ 2689.684200] [] ext4_clear_inode+0x16/0x50 [ 2689.684200] [] clear_inode+0xfe/0x170 [ 2689.684200] [] dispose_list+0x38/0x120 [ 2689.684200] [] shrink_icache_memory+0x28f/0x300 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] try_to_free_pages+0x276/0x400 [ 2689.684200] [] __alloc_pages_internal+0x2b6/0x650 [ 2689.684200] [] alloc_pages_current+0x8c/0xe0 [ 2689.684200] [] slob_new_pages+0x11b/0x130 [ 2689.684200] [] kmem_cache_alloc_node+0x52/0x1a0 [ 2689.684200] [] getname+0x40/0x260 [ 2689.684200] [] user_path_at+0x30/0xe0 [ 2689.684200] [] vfs_lstat_fd+0x2a/0x60 [ 2689.684200] [] sys_newfstatat+0x5c/0x80 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irq+0x43/0x80 [ 2689.684200] [] __schedule+0x1c9/0x8ce [ 2689.684200] [] schedule+0x15/0x50 [ 2689.684200] [] __cond_resched+0x38/0x80 [ 2689.684200] [] _cond_resched+0x65/0x70 [ 2689.684200] [] clear_inode+0x27/0x170 [ 2689.684200] [] dispose_list+0x38/0x120 [ 2689.684200] [] shrink_icache_memory+0x28f/0x300 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] try_to_free_pages+0x276/0x400 [ 2689.684200] [] __alloc_pages_internal+0x2b6/0x650 [ 2689.684200] [] alloc_pages_current+0x8c/0xe0 [ 2689.684200] [] slob_new_pages+0x11b/0x130 [ 2689.684200] [] kmem_cache_alloc_node+0x52/0x1a0 [ 2689.684200] [] getname+0x40/0x260 [ 2689.684200] [] user_path_at+0x30/0xe0 [ 2689.684200] [] vfs_lstat_fd+0x2a/0x60 [ 2689.684200] [] sys_newfstatat+0x5c/0x80 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] [ 2689.684200] the RECLAIM_FS-irq-unsafe lock's dependencies: [ 2689.684200] -> (&inode->inotify_mutex){+.+.+.} ops: 0 { [ 2689.684200] HARDIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb25/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] mutex_lock_nested+0x63/0x420 [ 2689.684200] [] inotify_find_update_watch+0x85/0x130 [ 2689.684200] [] sys_inotify_add_watch+0x184/0x290 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] SOFTIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb51/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] mutex_lock_nested+0x63/0x420 [ 2689.684200] [] inotify_find_update_watch+0x85/0x130 [ 2689.684200] [] sys_inotify_add_watch+0x184/0x290 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] RECLAIM_FS-ON-W at: [ 2689.684200] [] mark_held_locks+0x68/0x90 [ 2689.684200] [] lockdep_trace_alloc+0xf5/0x100 [ 2689.684200] [] __kmalloc_node+0x31/0x1e0 [ 2689.684200] [] kernel_event+0xe2/0x190 [ 2689.684200] [] inotify_dev_queue_event+0x126/0x230 [ 2689.684200] [] inotify_inode_queue_event+0xc6/0x110 [ 2689.684200] [] vfs_create+0xcd/0x140 [ 2689.684200] [] do_filp_open+0x88d/0xa20 [ 2689.684200] [] do_sys_open+0x98/0x140 [ 2689.684200] [] sys_open+0x20/0x30 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] mutex_lock_nested+0x63/0x420 [ 2689.684200] [] inotify_find_update_watch+0x85/0x130 [ 2689.684200] [] sys_inotify_add_watch+0x184/0x290 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.28596+0x0/0x8 [ 2689.684200] -> (&ih->mutex){+.+.+.} ops: 0 { [ 2689.684200] HARDIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb25/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] mutex_lock_nested+0x63/0x420 [ 2689.684200] [] inotify_find_update_watch+0x97/0x130 [ 2689.684200] [] sys_inotify_add_watch+0x184/0x290 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] SOFTIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb51/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] mutex_lock_nested+0x63/0x420 [ 2689.684200] [] inotify_find_update_watch+0x97/0x130 [ 2689.684200] [] sys_inotify_add_watch+0x184/0x290 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] RECLAIM_FS-ON-W at: [ 2689.684200] [] mark_held_locks+0x68/0x90 [ 2689.684200] [] lockdep_trace_alloc+0xf5/0x100 [ 2689.684200] [] __kmalloc_node+0x31/0x1e0 [ 2689.684200] [] kernel_event+0xe2/0x190 [ 2689.684200] [] inotify_dev_queue_event+0x126/0x230 [ 2689.684200] [] inotify_inode_queue_event+0xc6/0x110 [ 2689.684200] [] vfs_create+0xcd/0x140 [ 2689.684200] [] do_filp_open+0x88d/0xa20 [ 2689.684200] [] do_sys_open+0x98/0x140 [ 2689.684200] [] sys_open+0x20/0x30 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] mutex_lock_nested+0x63/0x420 [ 2689.684200] [] inotify_find_update_watch+0x97/0x130 [ 2689.684200] [] sys_inotify_add_watch+0x184/0x290 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.20503+0x0/0x8 [ 2689.684200] -> (slob_lock){-.-.-.} ops: 0 { [ 2689.684200] IN-HARDIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-SOFTIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] __lock_acquire+0xc62/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] slob_free+0xa1/0x370 [ 2689.684200] [] __kmem_cache_free+0x35/0x40 [ 2689.684200] [] kmem_cache_free+0xcc/0xd0 [ 2689.684200] [] free_buffer_head+0x43/0x60 [ 2689.684200] [] try_to_free_buffers+0x9e/0xd0 [ 2689.684200] [] try_to_release_page+0x78/0x80 [ 2689.684200] [] shrink_page_list+0x6ba/0xa70 [ 2689.684200] [] shrink_list+0x2be/0x660 [ 2689.684200] [] shrink_zone+0x201/0x400 [ 2689.684200] [] kswapd+0x729/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] slob_alloc+0x59/0x250 [ 2689.684200] [] kmem_cache_create+0x49/0xe0 [ 2689.684200] [] debug_objects_mem_init+0x39/0x28d [ 2689.684200] [] start_kernel+0x2da/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] slob_lock+0x18/0x40 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] slob_alloc+0x59/0x250 [ 2689.684200] [] kmem_cache_alloc_node+0x11f/0x1a0 [ 2689.684200] [] idr_pre_get+0x6a/0x90 [ 2689.684200] [] inotify_handle_get_wd+0x3a/0xc0 [ 2689.684200] [] inotify_add_watch+0xab/0x170 [ 2689.684200] [] sys_inotify_add_watch+0x268/0x290 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (&idp->lock){......} ops: 0 { [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] idr_pre_get+0x30/0x90 [ 2689.684200] [] get_idr+0x39/0x100 [ 2689.684200] [] thermal_zone_bind_cooling_device+0x120/0x2a0 [ 2689.684200] [] acpi_thermal_cooling_device_cb+0x8a/0x180 [ 2689.684200] [] acpi_thermal_bind_cooling_device+0x15/0x17 [ 2689.684200] [] thermal_zone_device_register+0x334/0x490 [ 2689.684200] [] acpi_thermal_add+0x218/0x4b5 [ 2689.684200] [] acpi_device_probe+0x5c/0x1c9 [ 2689.684200] [] driver_probe_device+0xc4/0x1e0 [ 2689.684200] [] __driver_attach+0x9b/0xb0 [ 2689.684200] [] bus_for_each_dev+0x73/0xa0 [ 2689.684200] [] driver_attach+0x21/0x30 [ 2689.684200] [] bus_add_driver+0x15d/0x260 [ 2689.684200] [] driver_register+0xa4/0x180 [ 2689.684200] [] acpi_bus_register_driver+0x43/0x46 [ 2689.684200] [] acpi_thermal_init+0x59/0x7b [ 2689.684200] [] do_one_initcall+0x3f/0x1d0 [ 2689.684200] [] kernel_init+0x150/0x1a8 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.12631+0x0/0x8 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] idr_pre_get+0x30/0x90 [ 2689.684200] [] inotify_handle_get_wd+0x3a/0xc0 [ 2689.684200] [] inotify_add_watch+0xab/0x170 [ 2689.684200] [] sys_inotify_add_watch+0x268/0x290 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (inode_lock){+.+.-.} ops: 0 { [ 2689.684200] HARDIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb25/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] ifind_fast+0x2e/0xd0 [ 2689.684200] [] iget_locked+0x49/0x180 [ 2689.684200] [] sysfs_get_inode+0x25/0x280 [ 2689.684200] [] sysfs_fill_super+0x56/0xd0 [ 2689.684200] [] get_sb_single+0xca/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] SOFTIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb51/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] ifind_fast+0x2e/0xd0 [ 2689.684200] [] iget_locked+0x49/0x180 [ 2689.684200] [] sysfs_get_inode+0x25/0x280 [ 2689.684200] [] sysfs_fill_super+0x56/0xd0 [ 2689.684200] [] get_sb_single+0xca/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] __lock_acquire+0xc62/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] _atomic_dec_and_lock+0x98/0xc0 [ 2689.684200] [] iput+0x4a/0x90 [ 2689.684200] [] sysfs_d_iput+0x34/0x40 [ 2689.684200] [] dentry_iput+0x8a/0xf0 [ 2689.684200] [] d_kill+0x33/0x60 [ 2689.684200] [] __shrink_dcache_sb+0x2d3/0x350 [ 2689.684200] [] shrink_dcache_memory+0x15a/0x1e0 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] kswapd+0x560/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] ifind_fast+0x2e/0xd0 [ 2689.684200] [] iget_locked+0x49/0x180 [ 2689.684200] [] sysfs_get_inode+0x25/0x280 [ 2689.684200] [] sysfs_fill_super+0x56/0xd0 [ 2689.684200] [] get_sb_single+0xca/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] inode_lock+0x18/0x40 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] igrab+0x1d/0x50 [ 2689.684200] [] inotify_add_watch+0x100/0x170 [ 2689.684200] [] sys_inotify_add_watch+0x268/0x290 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (dcache_lock){+.+.-.} ops: 0 { [ 2689.684200] HARDIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb25/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] d_alloc+0x20f/0x230 [ 2689.684200] [] d_alloc_root+0x2e/0x70 [ 2689.684200] [] sysfs_fill_super+0x72/0xd0 [ 2689.684200] [] get_sb_single+0xca/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] SOFTIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb51/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] d_alloc+0x20f/0x230 [ 2689.684200] [] d_alloc_root+0x2e/0x70 [ 2689.684200] [] sysfs_fill_super+0x72/0xd0 [ 2689.684200] [] get_sb_single+0xca/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] __lock_acquire+0xc62/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] shrink_dcache_memory+0x85/0x1e0 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] kswapd+0x560/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] d_alloc+0x20f/0x230 [ 2689.684200] [] d_alloc_root+0x2e/0x70 [ 2689.684200] [] sysfs_fill_super+0x72/0xd0 [ 2689.684200] [] get_sb_single+0xca/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] dcache_lock+0x18/0x40 [ 2689.684200] -> (&dentry->d_lock){+.+.-.} ops: 0 { [ 2689.684200] HARDIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb25/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] inotify_d_instantiate+0x2a/0x60 [ 2689.684200] [] __d_instantiate+0x45/0x50 [ 2689.684200] [] d_instantiate+0x5a/0x80 [ 2689.684200] [] d_alloc_root+0x54/0x70 [ 2689.684200] [] sysfs_fill_super+0x72/0xd0 [ 2689.684200] [] get_sb_single+0xca/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] SOFTIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb51/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] inotify_d_instantiate+0x2a/0x60 [ 2689.684200] [] __d_instantiate+0x45/0x50 [ 2689.684200] [] d_instantiate+0x5a/0x80 [ 2689.684200] [] d_alloc_root+0x54/0x70 [ 2689.684200] [] sysfs_fill_super+0x72/0xd0 [ 2689.684200] [] get_sb_single+0xca/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] __lock_acquire+0xc62/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] __shrink_dcache_sb+0x16b/0x350 [ 2689.684200] [] shrink_dcache_memory+0x15a/0x1e0 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] kswapd+0x560/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] inotify_d_instantiate+0x2a/0x60 [ 2689.684200] [] __d_instantiate+0x45/0x50 [ 2689.684200] [] d_instantiate+0x5a/0x80 [ 2689.684200] [] d_alloc_root+0x54/0x70 [ 2689.684200] [] sysfs_fill_super+0x72/0xd0 [ 2689.684200] [] get_sb_single+0xca/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.28046+0x0/0x20 [ 2689.684200] -> (&dentry->d_lock/1){+.+...} ops: 0 { [ 2689.684200] HARDIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb25/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_nested+0x34/0x70 [ 2689.684200] [] d_move_locked+0x212/0x260 [ 2689.684200] [] d_move+0x33/0x50 [ 2689.684200] [] vfs_rename+0x375/0x430 [ 2689.684200] [] sys_renameat+0x24d/0x2a0 [ 2689.684200] [] sys_rename+0x1b/0x20 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] SOFTIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb51/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_nested+0x34/0x70 [ 2689.684200] [] d_move_locked+0x212/0x260 [ 2689.684200] [] d_move+0x33/0x50 [ 2689.684200] [] vfs_rename+0x375/0x430 [ 2689.684200] [] sys_renameat+0x24d/0x2a0 [ 2689.684200] [] sys_rename+0x1b/0x20 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_nested+0x34/0x70 [ 2689.684200] [] d_move_locked+0x212/0x260 [ 2689.684200] [] d_move+0x33/0x50 [ 2689.684200] [] vfs_rename+0x375/0x430 [ 2689.684200] [] sys_renameat+0x24d/0x2a0 [ 2689.684200] [] sys_rename+0x1b/0x20 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.28046+0x1/0x20 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_nested+0x34/0x70 [ 2689.684200] [] d_move_locked+0x212/0x260 [ 2689.684200] [] d_move+0x33/0x50 [ 2689.684200] [] vfs_rename+0x375/0x430 [ 2689.684200] [] sys_renameat+0x24d/0x2a0 [ 2689.684200] [] sys_rename+0x1b/0x20 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (sysctl_lock){+.+.-.} ops: 0 { [ 2689.684200] HARDIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb25/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] __sysctl_head_next+0x32/0x140 [ 2689.684200] [] sysctl_check_lookup+0x49/0x150 [ 2689.684200] [] sysctl_check_table+0x158/0x750 [ 2689.684200] [] __register_sysctl_paths+0x117/0x360 [ 2689.684200] [] register_sysctl_paths+0x2e/0x30 [ 2689.684200] [] register_sysctl_table+0x18/0x20 [ 2689.684200] [] register_sched_domain_sysctl+0x45d/0x4d0 [ 2689.684200] [] sched_init_smp+0xd3/0x1d8 [ 2689.684200] [] kernel_init+0x112/0x1a8 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] SOFTIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb51/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] __sysctl_head_next+0x32/0x140 [ 2689.684200] [] sysctl_check_lookup+0x49/0x150 [ 2689.684200] [] sysctl_check_table+0x158/0x750 [ 2689.684200] [] __register_sysctl_paths+0x117/0x360 [ 2689.684200] [] register_sysctl_paths+0x2e/0x30 [ 2689.684200] [] register_sysctl_table+0x18/0x20 [ 2689.684200] [] register_sched_domain_sysctl+0x45d/0x4d0 [ 2689.684200] [] sched_init_smp+0xd3/0x1d8 [ 2689.684200] [] kernel_init+0x112/0x1a8 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] __lock_acquire+0xc62/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] sysctl_head_put+0x1d/0x50 [ 2689.684200] [] proc_delete_inode+0x44/0x60 [ 2689.684200] [] generic_delete_inode+0xc3/0x190 [ 2689.684200] [] iput+0x7d/0x90 [ 2689.684200] [] dentry_iput+0x98/0xf0 [ 2689.684200] [] d_kill+0x33/0x60 [ 2689.684200] [] __shrink_dcache_sb+0x2d3/0x350 [ 2689.684200] [] shrink_dcache_memory+0x15a/0x1e0 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] kswapd+0x560/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] __sysctl_head_next+0x32/0x140 [ 2689.684200] [] sysctl_check_lookup+0x49/0x150 [ 2689.684200] [] sysctl_check_table+0x158/0x750 [ 2689.684200] [] __register_sysctl_paths+0x117/0x360 [ 2689.684200] [] register_sysctl_paths+0x2e/0x30 [ 2689.684200] [] register_sysctl_table+0x18/0x20 [ 2689.684200] [] register_sched_domain_sysctl+0x45d/0x4d0 [ 2689.684200] [] sched_init_smp+0xd3/0x1d8 [ 2689.684200] [] kernel_init+0x112/0x1a8 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] sysctl_lock+0x18/0x40 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] sysctl_is_seen+0x2f/0x80 [ 2689.684200] [] proc_sys_compare+0x3e/0x50 [ 2689.684200] [] __d_lookup+0x17d/0x1d0 [ 2689.684200] [] __lookup_hash+0x62/0x1a0 [ 2689.684200] [] lookup_hash+0x3a/0x50 [ 2689.684200] [] do_filp_open+0x2fc/0xa20 [ 2689.684200] [] do_sys_open+0x98/0x140 [ 2689.684200] [] sys_open+0x20/0x30 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] inotify_d_instantiate+0x2a/0x60 [ 2689.684200] [] __d_instantiate+0x45/0x50 [ 2689.684200] [] d_instantiate+0x5a/0x80 [ 2689.684200] [] d_alloc_root+0x54/0x70 [ 2689.684200] [] sysfs_fill_super+0x72/0xd0 [ 2689.684200] [] get_sb_single+0xca/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (vfsmount_lock){+.+...} ops: 0 { [ 2689.684200] HARDIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb25/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] alloc_vfsmnt+0x5d/0x180 [ 2689.684200] [] vfs_kern_mount+0x36/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] SOFTIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb51/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] alloc_vfsmnt+0x5d/0x180 [ 2689.684200] [] vfs_kern_mount+0x36/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] alloc_vfsmnt+0x5d/0x180 [ 2689.684200] [] vfs_kern_mount+0x36/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] vfsmount_lock+0x18/0x40 [ 2689.684200] -> (mnt_id_ida.lock){......} ops: 0 { [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] idr_pre_get+0x30/0x90 [ 2689.684200] [] ida_pre_get+0x1c/0x80 [ 2689.684200] [] alloc_vfsmnt+0x51/0x180 [ 2689.684200] [] vfs_kern_mount+0x36/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] mnt_id_ida+0x30/0x60 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] get_from_free_list+0x23/0x60 [ 2689.684200] [] idr_get_empty_slot+0x2bd/0x2e0 [ 2689.684200] [] ida_get_new_above+0xbe/0x210 [ 2689.684200] [] ida_get_new+0xe/0x10 [ 2689.684200] [] alloc_vfsmnt+0x6c/0x180 [ 2689.684200] [] vfs_kern_mount+0x36/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] slob_free+0xa1/0x370 [ 2689.684200] [] __kmem_cache_free+0x35/0x40 [ 2689.684200] [] kmem_cache_free+0xcc/0xd0 [ 2689.684200] [] ida_get_new_above+0x141/0x210 [ 2689.684200] [] ida_get_new+0xe/0x10 [ 2689.684200] [] alloc_vfsmnt+0x6c/0x180 [ 2689.684200] [] vfs_kern_mount+0x36/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (&q->lock){-.-.-.} ops: 0 { [ 2689.684200] IN-HARDIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-SOFTIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] __lock_acquire+0xc62/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] prepare_to_wait+0x31/0x90 [ 2689.684200] [] kswapd+0x100/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irq+0x43/0x80 [ 2689.684200] [] wait_for_common+0x4b/0x1d0 [ 2689.684200] [] wait_for_completion+0x1d/0x20 [ 2689.684200] [] kthread_create+0xaf/0x180 [ 2689.684200] [] migration_call+0x1a6/0x5d2 [ 2689.684200] [] migration_init+0x2e/0x7f [ 2689.684200] [] do_one_initcall+0x3f/0x1d0 [ 2689.684200] [] kernel_init+0x6d/0x1a8 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.19111+0x0/0x18 [ 2689.684200] -> (&rq->lock){-.-.-.} ops: 0 { [ 2689.684200] IN-HARDIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-SOFTIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] __lock_acquire+0xc62/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] task_rq_lock+0x63/0xc0 [ 2689.684200] [] set_cpus_allowed_ptr+0x39/0x160 [ 2689.684200] [] kswapd+0x7f/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] rq_attach_root+0x2b/0x110 [ 2689.684200] [] sched_init+0x2bb/0x3c5 [ 2689.684200] [] start_kernel+0x180/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.48842+0x0/0x8 [ 2689.684200] -> (&vec->lock){-.-.-.} ops: 0 { [ 2689.684200] IN-HARDIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-SOFTIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] cpupri_set+0x102/0x1a0 [ 2689.684200] [] rq_online_rt+0x49/0x80 [ 2689.684200] [] set_rq_online+0x5e/0x80 [ 2689.684200] [] rq_attach_root+0xe8/0x110 [ 2689.684200] [] sched_init+0x2bb/0x3c5 [ 2689.684200] [] start_kernel+0x180/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.15844+0x0/0x8 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] cpupri_set+0x102/0x1a0 [ 2689.684200] [] rq_online_rt+0x49/0x80 [ 2689.684200] [] set_rq_online+0x5e/0x80 [ 2689.684200] [] rq_attach_root+0xe8/0x110 [ 2689.684200] [] sched_init+0x2bb/0x3c5 [ 2689.684200] [] start_kernel+0x180/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (&rt_b->rt_runtime_lock){-.-.-.} ops: 0 { [ 2689.684200] IN-HARDIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-SOFTIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] enqueue_task_rt+0x254/0x300 [ 2689.684200] [] enqueue_task+0x86/0xa0 [ 2689.684200] [] activate_task+0x2d/0x40 [ 2689.684200] [] try_to_wake_up+0x1b0/0x320 [ 2689.684200] [] wake_up_process+0x15/0x20 [ 2689.684200] [] migration_call+0x5d/0x5d2 [ 2689.684200] [] migration_init+0x65/0x7f [ 2689.684200] [] do_one_initcall+0x3f/0x1d0 [ 2689.684200] [] kernel_init+0x6d/0x1a8 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.39064+0x0/0x8 [ 2689.684200] -> (&cpu_base->lock){-.-.-.} ops: 0 { [ 2689.684200] IN-HARDIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-SOFTIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] lock_hrtimer_base+0x5c/0x90 [ 2689.684200] [] __hrtimer_start_range_ns+0x43/0x340 [ 2689.684200] [] enqueue_task_rt+0x2a2/0x300 [ 2689.684200] [] enqueue_task+0x86/0xa0 [ 2689.684200] [] activate_task+0x2d/0x40 [ 2689.684200] [] try_to_wake_up+0x1b0/0x320 [ 2689.684200] [] wake_up_process+0x15/0x20 [ 2689.684200] [] migration_call+0x5d/0x5d2 [ 2689.684200] [] migration_init+0x65/0x7f [ 2689.684200] [] do_one_initcall+0x3f/0x1d0 [ 2689.684200] [] kernel_init+0x6d/0x1a8 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.21319+0x0/0x8 [ 2689.684200] -> (&obj_hash[i].lock){-.-.-.} ops: 0 { [ 2689.684200] IN-HARDIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-SOFTIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] __lock_acquire+0xc62/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] debug_check_no_obj_freed+0x8e/0x200 [ 2689.684200] [] free_hot_cold_page+0x14c/0x350 [ 2689.684200] [] __pagevec_free+0x41/0x60 [ 2689.684200] [] shrink_page_list+0x615/0xa70 [ 2689.684200] [] shrink_list+0x2be/0x660 [ 2689.684200] [] shrink_zone+0x201/0x400 [ 2689.684200] [] kswapd+0x729/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] __debug_object_init+0x5c/0x410 [ 2689.684200] [] debug_object_init+0x1f/0x30 [ 2689.684200] [] hrtimer_init+0x2e/0x50 [ 2689.684200] [] sched_init+0xab/0x3c5 [ 2689.684200] [] start_kernel+0x180/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.20519+0x0/0x8 [ 2689.684200] -> (pool_lock){..-.-.} ops: 0 { [ 2689.684200] IN-SOFTIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] __lock_acquire+0xc62/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] free_object+0x16/0xa0 [ 2689.684200] [] debug_check_no_obj_freed+0x1c6/0x200 [ 2689.684200] [] free_hot_cold_page+0x14c/0x350 [ 2689.684200] [] free_hot_page+0x10/0x20 [ 2689.684200] [] __free_pages+0x72/0x80 [ 2689.684200] [] free_pages+0x7b/0x80 [ 2689.684200] [] slob_free+0x155/0x370 [ 2689.684200] [] __kmem_cache_free+0x35/0x40 [ 2689.684200] [] kmem_cache_free+0xcc/0xd0 [ 2689.684200] [] destroy_inode+0x61/0x70 [ 2689.684200] [] generic_delete_inode+0x149/0x190 [ 2689.684200] [] iput+0x7d/0x90 [ 2689.684200] [] sysfs_d_iput+0x34/0x40 [ 2689.684200] [] dentry_iput+0x8a/0xf0 [ 2689.684200] [] d_kill+0x33/0x60 [ 2689.684200] [] __shrink_dcache_sb+0x2d3/0x350 [ 2689.684200] [] shrink_dcache_memory+0x15a/0x1e0 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] kswapd+0x560/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] __debug_object_init+0xea/0x410 [ 2689.684200] [] debug_object_init+0x1f/0x30 [ 2689.684200] [] hrtimer_init+0x2e/0x50 [ 2689.684200] [] sched_init+0xab/0x3c5 [ 2689.684200] [] start_kernel+0x180/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] pool_lock+0x18/0x40 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] __debug_object_init+0xea/0x410 [ 2689.684200] [] debug_object_init+0x1f/0x30 [ 2689.684200] [] hrtimer_init+0x2e/0x50 [ 2689.684200] [] sched_init+0xab/0x3c5 [ 2689.684200] [] start_kernel+0x180/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] debug_object_activate+0x5c/0x170 [ 2689.684200] [] enqueue_hrtimer+0x35/0xb0 [ 2689.684200] [] __hrtimer_start_range_ns+0xed/0x340 [ 2689.684200] [] enqueue_task_rt+0x2a2/0x300 [ 2689.684200] [] enqueue_task+0x86/0xa0 [ 2689.684200] [] activate_task+0x2d/0x40 [ 2689.684200] [] try_to_wake_up+0x1b0/0x320 [ 2689.684200] [] wake_up_process+0x15/0x20 [ 2689.684200] [] migration_call+0x5d/0x5d2 [ 2689.684200] [] migration_init+0x65/0x7f [ 2689.684200] [] do_one_initcall+0x3f/0x1d0 [ 2689.684200] [] kernel_init+0x6d/0x1a8 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] lock_hrtimer_base+0x5c/0x90 [ 2689.684200] [] __hrtimer_start_range_ns+0x43/0x340 [ 2689.684200] [] enqueue_task_rt+0x2a2/0x300 [ 2689.684200] [] enqueue_task+0x86/0xa0 [ 2689.684200] [] activate_task+0x2d/0x40 [ 2689.684200] [] try_to_wake_up+0x1b0/0x320 [ 2689.684200] [] wake_up_process+0x15/0x20 [ 2689.684200] [] migration_call+0x5d/0x5d2 [ 2689.684200] [] migration_init+0x65/0x7f [ 2689.684200] [] do_one_initcall+0x3f/0x1d0 [ 2689.684200] [] kernel_init+0x6d/0x1a8 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (&rt_rq->rt_runtime_lock){-.-.-.} ops: 0 { [ 2689.684200] IN-HARDIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-SOFTIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] update_curr_rt+0x12f/0x1e0 [ 2689.684200] [] dequeue_task_rt+0x24/0x90 [ 2689.684200] [] dequeue_task+0xea/0x140 [ 2689.684200] [] deactivate_task+0x2d/0x40 [ 2689.684200] [] __schedule+0x243/0x8ce [ 2689.684200] [] schedule+0x15/0x50 [ 2689.684200] [] migration_thread+0x1cc/0x2f0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.48822+0x0/0x8 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] __enable_runtime+0x54/0xa0 [ 2689.684200] [] rq_online_rt+0x2d/0x80 [ 2689.684200] [] set_rq_online+0x5e/0x80 [ 2689.684200] [] migration_call+0x4e7/0x5d2 [ 2689.684200] [] notifier_call_chain+0x3f/0x80 [ 2689.684200] [] raw_notifier_call_chain+0x16/0x20 [ 2689.684200] [] _cpu_up+0x146/0x14b [ 2689.684200] [] cpu_up+0x7c/0x95 [ 2689.684200] [] kernel_init+0xe5/0x1a8 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] enqueue_task_rt+0x254/0x300 [ 2689.684200] [] enqueue_task+0x86/0xa0 [ 2689.684200] [] activate_task+0x2d/0x40 [ 2689.684200] [] try_to_wake_up+0x1b0/0x320 [ 2689.684200] [] wake_up_process+0x15/0x20 [ 2689.684200] [] migration_call+0x5d/0x5d2 [ 2689.684200] [] migration_init+0x65/0x7f [ 2689.684200] [] do_one_initcall+0x3f/0x1d0 [ 2689.684200] [] kernel_init+0x6d/0x1a8 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] update_curr_rt+0x12f/0x1e0 [ 2689.684200] [] dequeue_task_rt+0x24/0x90 [ 2689.684200] [] dequeue_task+0xea/0x140 [ 2689.684200] [] deactivate_task+0x2d/0x40 [ 2689.684200] [] __schedule+0x243/0x8ce [ 2689.684200] [] schedule+0x15/0x50 [ 2689.684200] [] migration_thread+0x1cc/0x2f0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (&rq->lock/1){..-.-.} ops: 0 { [ 2689.684200] IN-SOFTIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.48842+0x1/0x8 [ 2689.684200] ... acquired at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (&sig->cputimer.lock){-.-.-.} ops: 0 { [ 2689.684200] IN-HARDIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-SOFTIRQ-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] thread_group_cputimer+0x3d/0xf0 [ 2689.684200] [] posix_cpu_timers_exit_group+0x1a/0x40 [ 2689.684200] [] release_task+0x450/0x500 [ 2689.684200] [] do_exit+0x6d2/0x9b0 [ 2689.684200] [] ____call_usermodehelper+0x16b/0x170 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.16763+0x0/0x8 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] update_curr+0x152/0x1a0 [ 2689.684200] [] dequeue_task_fair+0x52/0x290 [ 2689.684200] [] dequeue_task+0xea/0x140 [ 2689.684200] [] deactivate_task+0x2d/0x40 [ 2689.684200] [] __schedule+0x243/0x8ce [ 2689.684200] [] schedule+0x15/0x50 [ 2689.684200] [] rpc_wait_bit_killable+0x48/0x80 [ 2689.684200] [] __wait_on_bit+0x62/0x90 [ 2689.684200] [] out_of_line_wait_on_bit+0x79/0x90 [ 2689.684200] [] __rpc_execute+0x285/0x340 [ 2689.684200] [] rpc_execute+0x2d/0x40 [ 2689.684200] [] rpc_run_task+0x40/0x80 [ 2689.684200] [] rpc_call_sync+0x64/0xb0 [ 2689.684200] [] nfs3_rpc_wrapper+0x2e/0x90 [ 2689.684200] [] nfs3_proc_access+0xf3/0x1e0 [ 2689.684200] [] nfs_do_access+0x11e/0x370 [ 2689.684200] [] nfs_permission+0x1ae/0x220 [ 2689.684200] [] inode_permission+0x60/0xa0 [ 2689.684200] [] __link_path_walk+0x8f/0x1090 [ 2689.684200] [] path_walk+0x5c/0xb0 [ 2689.684200] [] do_path_lookup+0x96/0x270 [ 2689.684200] [] path_lookup_open+0x6a/0xe0 [ 2689.684200] [] do_filp_open+0xcf/0xa20 [ 2689.684200] [] do_sys_open+0x98/0x140 [ 2689.684200] [] sys_open+0x20/0x30 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] task_rq_lock+0x63/0xc0 [ 2689.684200] [] try_to_wake_up+0x45/0x320 [ 2689.684200] [] default_wake_function+0x12/0x20 [ 2689.684200] [] __wake_up_common+0x5a/0x90 [ 2689.684200] [] complete+0x44/0x60 [ 2689.684200] [] kthread+0x39/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (&ep->lock){......} ops: 0 { [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] sys_epoll_ctl+0x412/0x520 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.23846+0x0/0x10 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] ep_poll_callback+0x34/0x130 [ 2689.684200] [] __wake_up_common+0x5a/0x90 [ 2689.684200] [] __wake_up_sync_key+0x84/0xb0 [ 2689.684200] [] sock_def_readable+0x48/0x80 [ 2689.684200] [] unix_stream_sendmsg+0x23d/0x3c0 [ 2689.684200] [] sock_aio_write+0x12b/0x140 [ 2689.684200] [] do_sync_write+0xf9/0x140 [ 2689.684200] [] vfs_write+0x1c8/0x1d0 [ 2689.684200] [] sys_write+0x57/0xb0 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] __wake_up+0x32/0x70 [ 2689.684200] [] touch_mnt_namespace+0x34/0x40 [ 2689.684200] [] commit_tree+0x101/0x110 [ 2689.684200] [] attach_recursive_mnt+0x2b7/0x2c0 [ 2689.684200] [] graft_tree+0xc1/0xf0 [ 2689.684200] [] do_add_mount+0xf4/0x140 [ 2689.684200] [] do_mount+0x2f3/0x8f0 [ 2689.684200] [] sys_mount+0xdb/0x110 [ 2689.684200] [] do_mount_root+0x21/0xab [ 2689.684200] [] mount_root+0x138/0x141 [ 2689.684200] [] prepare_namespace+0xf8/0x198 [ 2689.684200] [] kernel_init+0x18b/0x1a8 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] debug_check_no_obj_freed+0x8e/0x200 [ 2689.684200] [] free_hot_cold_page+0x14c/0x350 [ 2689.684200] [] free_hot_page+0x10/0x20 [ 2689.684200] [] __free_pages+0x72/0x80 [ 2689.684200] [] free_pages+0x7b/0x80 [ 2689.684200] [] slob_free+0x155/0x370 [ 2689.684200] [] __kmem_cache_free+0x35/0x40 [ 2689.684200] [] kmem_cache_free+0xcc/0xd0 [ 2689.684200] [] ida_get_new_above+0x141/0x210 [ 2689.684200] [] ida_get_new+0xe/0x10 [ 2689.684200] [] alloc_vfsmnt+0x6c/0x180 [ 2689.684200] [] vfs_kern_mount+0x36/0xd0 [ 2689.684200] [] do_kern_mount+0x55/0x130 [ 2689.684200] [] do_mount+0x2b7/0x8f0 [ 2689.684200] [] sys_mount+0xdb/0x110 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] __d_path+0x3e/0x190 [ 2689.684200] [] sys_getcwd+0x115/0x1e0 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (rename_lock){+.+...} ops: 0 { [ 2689.684200] HARDIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb25/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] d_move_locked+0x33/0x260 [ 2689.684200] [] d_move+0x33/0x50 [ 2689.684200] [] vfs_rename+0x375/0x430 [ 2689.684200] [] sys_renameat+0x24d/0x2a0 [ 2689.684200] [] sys_rename+0x1b/0x20 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] SOFTIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb51/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] d_move_locked+0x33/0x260 [ 2689.684200] [] d_move+0x33/0x50 [ 2689.684200] [] vfs_rename+0x375/0x430 [ 2689.684200] [] sys_renameat+0x24d/0x2a0 [ 2689.684200] [] sys_rename+0x1b/0x20 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] d_move_locked+0x33/0x260 [ 2689.684200] [] d_move+0x33/0x50 [ 2689.684200] [] vfs_rename+0x375/0x430 [ 2689.684200] [] sys_renameat+0x24d/0x2a0 [ 2689.684200] [] sys_rename+0x1b/0x20 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] rename_lock+0x20/0x80 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] d_move_locked+0x205/0x260 [ 2689.684200] [] d_move+0x33/0x50 [ 2689.684200] [] vfs_rename+0x375/0x430 [ 2689.684200] [] sys_renameat+0x24d/0x2a0 [ 2689.684200] [] sys_rename+0x1b/0x20 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_release_non_nested+0x14f/0x2d0 [ 2689.684200] [] lock_release+0x137/0x220 [ 2689.684200] [] _spin_unlock+0x23/0x40 [ 2689.684200] [] d_move_locked+0x1b4/0x260 [ 2689.684200] [] d_move+0x33/0x50 [ 2689.684200] [] vfs_rename+0x375/0x430 [ 2689.684200] [] sys_renameat+0x24d/0x2a0 [ 2689.684200] [] sys_rename+0x1b/0x20 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] d_move_locked+0x33/0x260 [ 2689.684200] [] d_move+0x33/0x50 [ 2689.684200] [] vfs_rename+0x375/0x430 [ 2689.684200] [] sys_renameat+0x24d/0x2a0 [ 2689.684200] [] sys_rename+0x1b/0x20 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (sb_lock){+.+.-.} ops: 0 { [ 2689.684200] HARDIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb25/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] sget+0x54/0x490 [ 2689.684200] [] get_sb_single+0x46/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] SOFTIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb51/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] sget+0x54/0x490 [ 2689.684200] [] get_sb_single+0x46/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] __lock_acquire+0xc62/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] shrink_dcache_memory+0xa9/0x1e0 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] kswapd+0x560/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] sget+0x54/0x490 [ 2689.684200] [] get_sb_single+0x46/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] sb_lock+0x18/0x40 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] slob_alloc+0x59/0x250 [ 2689.684200] [] kmem_cache_alloc_node+0x11f/0x1a0 [ 2689.684200] [] idr_pre_get+0x6a/0x90 [ 2689.684200] [] ida_pre_get+0x1c/0x80 [ 2689.684200] [] set_anon_super+0x31/0xe0 [ 2689.684200] [] sget+0x3d2/0x490 [ 2689.684200] [] get_sb_single+0x46/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (unnamed_dev_ida.lock){......} ops: 0 { [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] idr_pre_get+0x30/0x90 [ 2689.684200] [] ida_pre_get+0x1c/0x80 [ 2689.684200] [] set_anon_super+0x31/0xe0 [ 2689.684200] [] sget+0x3d2/0x490 [ 2689.684200] [] get_sb_single+0x46/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] unnamed_dev_ida+0x30/0x60 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] idr_pre_get+0x30/0x90 [ 2689.684200] [] ida_pre_get+0x1c/0x80 [ 2689.684200] [] set_anon_super+0x31/0xe0 [ 2689.684200] [] sget+0x3d2/0x490 [ 2689.684200] [] get_sb_single+0x46/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (unnamed_dev_lock){+.+...} ops: 0 { [ 2689.684200] HARDIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb25/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] set_anon_super+0x41/0xe0 [ 2689.684200] [] sget+0x3d2/0x490 [ 2689.684200] [] get_sb_single+0x46/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] SOFTIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb51/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] set_anon_super+0x41/0xe0 [ 2689.684200] [] sget+0x3d2/0x490 [ 2689.684200] [] get_sb_single+0x46/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] set_anon_super+0x41/0xe0 [ 2689.684200] [] sget+0x3d2/0x490 [ 2689.684200] [] get_sb_single+0x46/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] unnamed_dev_lock+0x18/0x40 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] get_from_free_list+0x23/0x60 [ 2689.684200] [] idr_get_empty_slot+0x2bd/0x2e0 [ 2689.684200] [] ida_get_new_above+0xbe/0x210 [ 2689.684200] [] ida_get_new+0xe/0x10 [ 2689.684200] [] set_anon_super+0x50/0xe0 [ 2689.684200] [] sget+0x3d2/0x490 [ 2689.684200] [] get_sb_single+0x46/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] slob_free+0xa1/0x370 [ 2689.684200] [] __kmem_cache_free+0x35/0x40 [ 2689.684200] [] kmem_cache_free+0xcc/0xd0 [ 2689.684200] [] ida_get_new_above+0x141/0x210 [ 2689.684200] [] ida_get_new+0xe/0x10 [ 2689.684200] [] set_anon_super+0x50/0xe0 [ 2689.684200] [] sget+0x3d2/0x490 [ 2689.684200] [] get_sb_single+0x46/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] set_anon_super+0x41/0xe0 [ 2689.684200] [] sget+0x3d2/0x490 [ 2689.684200] [] get_sb_single+0x46/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] debug_check_no_obj_freed+0x8e/0x200 [ 2689.684200] [] free_hot_cold_page+0x14c/0x350 [ 2689.684200] [] free_hot_page+0x10/0x20 [ 2689.684200] [] __free_pages+0x72/0x80 [ 2689.684200] [] free_pages+0x7b/0x80 [ 2689.684200] [] slob_free+0x155/0x370 [ 2689.684200] [] kfree+0xda/0xf0 [ 2689.684200] [] __put_super+0x45/0x60 [ 2689.684200] [] put_super+0x25/0x40 [ 2689.684200] [] deactivate_super+0x6b/0x80 [ 2689.684200] [] mntput_no_expire+0x18c/0x1c0 [ 2689.684200] [] sys_umount+0x67/0x380 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] free_object+0x16/0xa0 [ 2689.684200] [] debug_check_no_obj_freed+0x1c6/0x200 [ 2689.684200] [] free_hot_cold_page+0x14c/0x350 [ 2689.684200] [] free_hot_page+0x10/0x20 [ 2689.684200] [] __free_pages+0x72/0x80 [ 2689.684200] [] free_pages+0x7b/0x80 [ 2689.684200] [] slob_free+0x155/0x370 [ 2689.684200] [] kfree+0xda/0xf0 [ 2689.684200] [] __put_super+0x45/0x60 [ 2689.684200] [] put_super+0x25/0x40 [ 2689.684200] [] deactivate_super+0x6b/0x80 [ 2689.684200] [] mntput_no_expire+0x18c/0x1c0 [ 2689.684200] [] sys_umount+0x67/0x380 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] shrink_dcache_memory+0xa9/0x1e0 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] kswapd+0x560/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (&sem->wait_lock){....-.} ops: 0 { [ 2689.684200] IN-RECLAIM_FS-W at: [ 2689.684200] [] __lock_acquire+0xc62/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] __down_read_trylock+0x20/0x60 [ 2689.684200] [] down_read_trylock+0x1d/0x60 [ 2689.684200] [] shrink_dcache_memory+0x11f/0x1e0 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] kswapd+0x560/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] __down_write_trylock+0x20/0x60 [ 2689.684200] [] down_write_nested+0x5f/0xa0 [ 2689.684200] [] sget+0x21d/0x490 [ 2689.684200] [] get_sb_single+0x46/0x100 [ 2689.684200] [] sysfs_get_sb+0x1b/0x20 [ 2689.684200] [] vfs_kern_mount+0x50/0xd0 [ 2689.684200] [] kern_mount_data+0x19/0x20 [ 2689.684200] [] sysfs_init+0x7f/0xd4 [ 2689.684200] [] mnt_init+0x9d/0x21e [ 2689.684200] [] vfs_caches_init+0xa8/0x140 [ 2689.684200] [] start_kernel+0x34c/0x44f [ 2689.684200] [] x86_64_start_reservations+0x99/0xb9 [ 2689.684200] [] x86_64_start_kernel+0xf7/0x122 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.16656+0x0/0x8 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] task_rq_lock+0x63/0xc0 [ 2689.684200] [] try_to_wake_up+0x45/0x320 [ 2689.684200] [] wake_up_process+0x15/0x20 [ 2689.684200] [] __up_write+0x99/0x120 [ 2689.684200] [] up_write+0x2b/0x40 [ 2689.684200] [] dup_mm+0x45e/0x4c0 [ 2689.684200] [] copy_process+0x1567/0x16d0 [ 2689.684200] [] do_fork+0xe9/0x520 [ 2689.684200] [] sys_clone+0x28/0x30 [ 2689.684200] [] stub_clone+0x13/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] __down_read_trylock+0x20/0x60 [ 2689.684200] [] down_read_trylock+0x1d/0x60 [ 2689.684200] [] shrink_dcache_memory+0x11f/0x1e0 [ 2689.684200] [] shrink_slab+0x125/0x180 [ 2689.684200] [] kswapd+0x560/0x7a0 [ 2689.684200] [] kthread+0x5b/0xa0 [ 2689.684200] [] child_rip+0xa/0x20 [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] set_dentry_child_flags+0x28/0xf0 [ 2689.684200] [] inotify_add_watch+0x15e/0x170 [ 2689.684200] [] sys_inotify_add_watch+0x268/0x290 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] -> (&dev->ev_mutex){+.+.+.} ops: 0 { [ 2689.684200] HARDIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb25/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] mutex_lock_nested+0x63/0x420 [ 2689.684200] [] inotify_poll+0x48/0x80 [ 2689.684200] [] do_select+0x3b1/0x730 [ 2689.684200] [] core_sys_select+0x210/0x370 [ 2689.684200] [] sys_select+0x4f/0x110 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] SOFTIRQ-ON-W at: [ 2689.684200] [] __lock_acquire+0xb51/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] mutex_lock_nested+0x63/0x420 [ 2689.684200] [] inotify_poll+0x48/0x80 [ 2689.684200] [] do_select+0x3b1/0x730 [ 2689.684200] [] core_sys_select+0x210/0x370 [ 2689.684200] [] sys_select+0x4f/0x110 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] RECLAIM_FS-ON-W at: [ 2689.684200] [] mark_held_locks+0x68/0x90 [ 2689.684200] [] lockdep_trace_alloc+0xf5/0x100 [ 2689.684200] [] __kmalloc_node+0x31/0x1e0 [ 2689.684200] [] kernel_event+0xe2/0x190 [ 2689.684200] [] inotify_dev_queue_event+0x126/0x230 [ 2689.684200] [] inotify_inode_queue_event+0xc6/0x110 [ 2689.684200] [] vfs_create+0xcd/0x140 [ 2689.684200] [] do_filp_open+0x88d/0xa20 [ 2689.684200] [] do_sys_open+0x98/0x140 [ 2689.684200] [] sys_open+0x20/0x30 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] INITIAL USE at: [ 2689.684200] [] __lock_acquire+0x19f/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] mutex_lock_nested+0x63/0x420 [ 2689.684200] [] inotify_poll+0x48/0x80 [ 2689.684200] [] do_select+0x3b1/0x730 [ 2689.684200] [] core_sys_select+0x210/0x370 [ 2689.684200] [] sys_select+0x4f/0x110 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] } [ 2689.684200] ... key at: [] __key.21140+0x0/0x8 [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] slob_alloc+0x59/0x250 [ 2689.684200] [] kmem_cache_alloc_node+0x11f/0x1a0 [ 2689.684200] [] kernel_event+0x46/0x190 [ 2689.684200] [] inotify_dev_queue_event+0x126/0x230 [ 2689.684200] [] inotify_inode_queue_event+0xc6/0x110 [ 2689.684200] [] vfs_create+0xcd/0x140 [ 2689.684200] [] do_filp_open+0x88d/0xa20 [ 2689.684200] [] do_sys_open+0x98/0x140 [ 2689.684200] [] sys_open+0x20/0x30 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock_irqsave+0x56/0xa0 [ 2689.684200] [] __wake_up+0x32/0x70 [ 2689.684200] [] inotify_dev_queue_event+0x191/0x230 [ 2689.684200] [] inotify_inode_queue_event+0xc6/0x110 [ 2689.684200] [] vfs_create+0xcd/0x140 [ 2689.684200] [] do_filp_open+0x88d/0xa20 [ 2689.684200] [] do_sys_open+0x98/0x140 [ 2689.684200] [] sys_open+0x20/0x30 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] mutex_lock_nested+0x63/0x420 [ 2689.684200] [] inotify_dev_queue_event+0x47/0x230 [ 2689.684200] [] inotify_inode_queue_event+0xc6/0x110 [ 2689.684200] [] vfs_create+0xcd/0x140 [ 2689.684200] [] do_filp_open+0x88d/0xa20 [ 2689.684200] [] do_sys_open+0x98/0x140 [ 2689.684200] [] sys_open+0x20/0x30 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] _spin_lock+0x36/0x70 [ 2689.684200] [] pin_to_kill+0x44/0x160 [ 2689.684200] [] inotify_destroy+0x56/0x120 [ 2689.684200] [] inotify_release+0x2d/0xf0 [ 2689.684200] [] __fput+0x124/0x2f0 [ 2689.684200] [] fput+0x25/0x30 [ 2689.684200] [] filp_close+0x63/0x90 [ 2689.684200] [] sys_close+0xbe/0x160 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] ... acquired at: [ 2689.684200] [] __lock_acquire+0x15d4/0x1ae0 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] mutex_lock_nested+0x63/0x420 [ 2689.684200] [] inotify_find_update_watch+0x97/0x130 [ 2689.684200] [] sys_inotify_add_watch+0x184/0x290 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2689.684200] [] 0xffffffffffffffff [ 2689.684200] [ 2689.684200] [ 2689.684200] stack backtrace: [ 2689.684200] Pid: 3548, comm: umount Not tainted 2.6.30-rc2-next-20090417 #210 [ 2689.684200] Call Trace: [ 2689.684200] [] check_usage+0x3d4/0x490 [ 2689.684200] [] check_irq_usage+0x64/0x100 [ 2689.684200] [] __lock_acquire+0x13ee/0x1ae0 [ 2689.684200] [] ? check_usage+0x9e/0x490 [ 2689.684200] [] lock_acquire+0xe1/0x120 [ 2689.684200] [] ? inotify_unmount_inodes+0xda/0x1f0 [ 2689.684200] [] mutex_lock_nested+0x63/0x420 [ 2689.684200] [] ? inotify_unmount_inodes+0xda/0x1f0 [ 2689.684200] [] ? lock_release_holdtime+0x35/0x1c0 [ 2689.684200] [] ? inotify_unmount_inodes+0xda/0x1f0 [ 2689.684200] [] ? _raw_spin_unlock+0xcd/0x120 [ 2689.684200] [] inotify_unmount_inodes+0xda/0x1f0 [ 2689.684200] [] ? invalidate_inodes+0x49/0x170 [ 2689.684200] [] invalidate_inodes+0x51/0x170 [ 2689.684200] [] generic_shutdown_super+0x4b/0x110 [ 2689.684200] [] kill_block_super+0x31/0x50 [ 2689.684200] [] deactivate_super+0x5b/0x80 [ 2689.684200] [] mntput_no_expire+0x18c/0x1c0 [ 2689.684200] [] sys_umount+0x67/0x380 [ 2689.684200] [] system_call_fastpath+0x16/0x1b [ 2716.663141] EXT4-fs: mballoc: 0 blocks 0 reqs (0 success) [ 2716.668695] EXT4-fs: mballoc: 0 extents scanned, 0 goal hits, 0 2^N hits, 0 breaks, 0 lost [ 2716.677094] EXT4-fs: mballoc: 0 generated and it took 0 [ 2716.682417] EXT4-fs: mballoc: 0 preallocated, 0 discarded -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. 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