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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hello, kernel test robot noticed "WARNING:bad_unlock_balance_detected" on: commit: dd9e066d9677ca28748a63b16b33c858af75164b ("[PATCH v1 21/26] mm: memcontrol: prepare for reparenting LRU pages for lruvec lock") url: https://github.com/intel-lab-lkp/linux/commits/Qi-Zheng/mm-memcontrol-remove-dead-code-of-checking-parent-memory-cgroup/20251028-221021 base: https://git.kernel.org/cgit/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/all/d5d72d101212e9fb82727c941d581c68728c7f53.1761658311.git.zhengqi.arch@bytedance.com/ patch subject: [PATCH v1 21/26] mm: memcontrol: prepare for reparenting LRU pages for lruvec lock in testcase: boot config: i386-randconfig-141-20251031 compiler: gcc-14 test machine: qemu-system-i386 -enable-kvm -cpu SandyBridge -smp 2 -m 4G (please refer to attached dmesg/kmsg for entire log/backtrace) +-----------------------------------------------------------------------------------+------------+------------+ | | c856dae1f8 | dd9e066d96 | +-----------------------------------------------------------------------------------+------------+------------+ | WARNING:bad_unlock_balance_detected | 0 | 87 | | is_trying_to_release_lock(rcu_read_lock)at | 0 | 87 | | calltrace:rcu_read_unlock | 0 | 87 | | WARNING:at_kernel/rcu/tree_plugin.h:#__rcu_read_unlock | 0 | 87 | | EIP:__rcu_read_unlock | 0 | 87 | | BUG:sleeping_function_called_from_invalid_context_at_mm/filemap.c | 0 | 87 | | WARNING:at_kernel/rcu/tree_plugin.h:#rcu_sched_clock_irq | 0 | 87 | | EIP:rcu_sched_clock_irq | 0 | 87 | | EIP:evm_inode_alloc_security | 0 | 1 | | BUG:sleeping_function_called_from_invalid_context_at_include/linux/percpu-rwsem.h | 0 | 84 | | BUG:sleeping_function_called_from_invalid_context_at_include/linux/sched/mm.h | 0 | 86 | | BUG:workqueue_leaked_atomic,lock_or_RCU:kworker##[#] | 0 | 84 | | BUG:sleeping_function_called_from_invalid_context_at_mm/slab_common.c | 0 | 23 | | BUG:sleeping_function_called_from_invalid_context_at_kernel/workqueue.c | 0 | 60 | | BUG:sleeping_function_called_from_invalid_context_at_kernel/locking/rwsem.c | 0 | 73 | | BUG:sleeping_function_called_from_invalid_context_at_lib/strncpy_from_user.c | 0 | 41 | | BUG:sleeping_function_called_from_invalid_context_at_mm/mmap.c | 0 | 16 | | BUG:sleeping_function_called_from_invalid_context_at_kernel/locking/mutex.c | 0 | 70 | | BUG:sleeping_function_called_from_invalid_context_at_include/linux/uaccess.h | 0 | 40 | | BUG:sleeping_function_called_from_invalid_context_at_mm/memory.c | 0 | 55 | | EIP:kmem_cache_alloc_noprof | 0 | 1 | | BUG:sleeping_function_called_from_invalid_context_at_fs/dcache.c | 0 | 69 | | BUG:sleeping_function_called_from_invalid_context_at_fs/file_table.c | 0 | 32 | | BUG:sleeping_function_called_from_invalid_context_at_kernel/task_work.c | 0 | 25 | | BUG:sleeping_function_called_from_invalid_context_at_arch/x86/entry/syscall_32.c | 0 | 46 | | WARNING:at_kernel/rcu/tree_exp.h:#rcu_exp_handler | 0 | 58 | | EIP:rcu_exp_handler | 0 | 58 | | EIP:find_bug | 0 | 13 | | BUG:sleeping_function_called_from_invalid_context_at_fs/pidfs.c | 0 | 9 | | EIP:_parse_integer_limit | 0 | 1 | | BUG:sleeping_function_called_from_invalid_context_at_lib/iov_iter.c | 0 | 64 | | EIP:ep_poll | 0 | 1 | | BUG:sleeping_function_called_from_invalid_context_at_mm/mmu_gather.c | 0 | 18 | | BUG:sleeping_function_called_from_invalid_context_at_fs/select.c | 0 | 12 | | BUG:sleeping_function_called_from_invalid_context_at_net/core/sock.c | 0 | 15 | | EIP:handle_bug | 0 | 25 | | BUG:sleeping_function_called_from_invalid_context_at_include/linux/pagemap.h | 0 | 14 | | EIP:inflate_fast | 0 | 20 | | EIP:zlib_inflate_table | 0 | 2 | | BUG:sleeping_function_called_from_invalid_context_at_mm/shmem.c | 0 | 2 | | EIP:unwind_get_return_address | 0 | 1 | | BUG:sleeping_function_called_from_invalid_context_at_mm/vma.c | 0 | 11 | | EIP:kmem_cache_alloc_lru_noprof | 0 | 1 | | BUG:sleeping_function_called_from_invalid_context_at_mm/mprotect.c | 0 | 2 | | EIP:console_emit_next_record | 0 | 10 | | EIP:dump_stack_lvl | 0 | 31 | | BUG:sleeping_function_called_from_invalid_context_at_include/linux/mmu_notifier.h | 0 | 13 | | BUG:sleeping_function_called_from_invalid_context_at_mm/vmalloc.c | 0 | 2 | | BUG:sleeping_function_called_from_invalid_context_at_kernel/nsproxy.c | 0 | 1 | | BUG:sleeping_function_called_from_invalid_context_at_fs/exec.c | 0 | 1 | | EIP:preempt_count_sub | 0 | 1 | | EIP:kunmap_local_indexed | 0 | 1 | | BUG:sleeping_function_called_from_invalid_context_at_mm/gup.c | 0 | 2 | | EIP:seqcount_lockdep_reader_access | 0 | 1 | | EIP:_raw_spin_unlock_irqrestore | 0 | 5 | | BUG:sleeping_function_called_from_invalid_context_at_kernel/exit.c | 0 | 2 | | BUG:sleeping_function_called_from_invalid_context_at_mm/rmap.c | 0 | 1 | | BUG:sleeping_function_called_from_invalid_context_at_mm/truncate.c | 0 | 1 | | EIP:finish_task_switch | 0 | 2 | | EIP:inode_init_once | 0 | 1 | | EIP:check_lifetime | 0 | 1 | | BUG:sleeping_function_called_from_invalid_context_at_fs/namei.c | 0 | 3 | | BUG:sleeping_function_called_from_invalid_context_at_fs/readdir.c | 0 | 1 | | BUG:sleeping_function_called_from_invalid_context_at_kernel/rcu/srcutree.c | 0 | 1 | | EIP:memset_no_sanitize_memory | 0 | 1 | | EIP:lookup_one_qstr_excl | 0 | 1 | | EIP:__up_read | 0 | 1 | | BUG:sleeping_function_called_from_invalid_context_at_fs/file.c | 0 | 3 | | EIP:ramfs_symlink | 0 | 1 | | EIP:do_dentry_open | 0 | 1 | | BUG:sleeping_function_called_from_invalid_context_at_kernel/printk/printk.c | 0 | 1 | | EIP:unwind_next_frame | 0 | 1 | | EIP:handle_softirqs | 0 | 1 | | EIP:bad_range | 0 | 1 | | BUG:sleeping_function_called_from_invalid_context_at_include/linux/freezer.h | 0 | 2 | | EIP:security_file_open | 0 | 1 | | BUG:sleeping_function_called_from_invalid_context_at_kernel/fork.c | 0 | 2 | | EIP:kernel_init_pages | 0 | 1 | | EIP:filemap_add_folio | 0 | 1 | | EIP:update_stack_state | 0 | 1 | | EIP:folio_nr_pages | 0 | 1 | | EIP:mntput | 0 | 1 | | BUG:sleeping_function_called_from_invalid_context_at_kernel/sched/completion.c | 0 | 1 | | EIP:__alloc_frozen_pages_noprof | 0 | 1 | | EIP:unwind_get_return_address_ptr | 0 | 1 | | EIP:copy_folio_from_iter_atomic | 0 | 1 | | EIP:filp_flush | 0 | 1 | | EIP:__put_user_4 | 0 | 2 | | EIP:balance_dirty_pages_ratelimited_flags | 0 | 1 | | EIP:zlib_updatewindow | 0 | 1 | +-----------------------------------------------------------------------------------+------------+------------+ If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-lkp/202511041421.784bbd5e-lkp@intel.com [ 1.392214][ T45] WARNING: bad unlock balance detected! [ 1.393285][ T45] 6.18.0-rc3-00251-gdd9e066d9677 #1 Not tainted [ 1.394579][ T45] ------------------------------------- [ 1.395442][ T45] kworker/u9:1/45 is trying to release lock (rcu_read_lock) at: [ 1.396977][ T45] rcu_read_unlock (include/linux/rcupdate.h:341 include/linux/rcupdate.h:897) [ 1.398160][ T45] but there are no more locks to release! [ 1.399337][ T45] [ 1.399337][ T45] other info that might help us debug this: [ 1.399707][ T45] 5 locks held by kworker/u9:1/45: [ 1.399707][ T45] #0: c01ad6c4 ((wq_completion)async){+.+.}-{0:0}, at: process_one_work (kernel/workqueue.c:3238) [ 1.399707][ T45] #1: c08e9f18 ((work_completion)(&entry->work)){+.+.}-{0:0}, at: process_one_work (kernel/workqueue.c:3239) [ 1.399707][ T45] #2: c02ed27c (sb_writers#2){.+.+}-{0:0}, at: file_start_write+0x1e/0x30 [ 1.399707][ T45] #3: c042e0ec (&sb->s_type->i_mutex_key){++++}-{4:4}, at: generic_file_write_iter (mm/filemap.c:4404) [ 1.399707][ T45] #4: eaa771a0 (lock#3){+.+.}-{3:3}, at: local_lock_acquire (include/linux/local_lock_internal.h:40) [ 1.399707][ T45] [ 1.399707][ T45] stack backtrace: [ 1.399707][ T45] CPU: 0 UID: 0 PID: 45 Comm: kworker/u9:1 Not tainted 6.18.0-rc3-00251-gdd9e066d9677 #1 PREEMPT(none) [ 1.399707][ T45] Workqueue: async async_run_entry_fn [ 1.399707][ T45] Call Trace: [ 1.399707][ T45] dump_stack_lvl (lib/dump_stack.c:122) [ 1.399707][ T45] ? rcu_read_unlock (include/linux/rcupdate.h:341 include/linux/rcupdate.h:897) [ 1.399707][ T45] dump_stack (lib/dump_stack.c:130) [ 1.399707][ T45] print_unlock_imbalance_bug (kernel/locking/lockdep.c:5300 kernel/locking/lockdep.c:5272) [ 1.399707][ T45] ? rcu_read_unlock (include/linux/rcupdate.h:341 include/linux/rcupdate.h:897) [ 1.399707][ T45] __lock_release+0x5e/0x150 [ 1.399707][ T45] ? rcu_read_unlock (include/linux/rcupdate.h:341 include/linux/rcupdate.h:897) [ 1.399707][ T45] lock_release (kernel/locking/lockdep.c:470 kernel/locking/lockdep.c:5891 kernel/locking/lockdep.c:5875) [ 1.399707][ T45] ? lru_deactivate_file (mm/swap.c:119) [ 1.399707][ T45] rcu_read_unlock (include/linux/rcupdate.h:899) [ 1.399707][ T45] lruvec_unlock_irqrestore (include/linux/memcontrol.h:1522) [ 1.399707][ T45] folio_batch_move_lru (include/linux/mm.h:1501 mm/swap.c:179) [ 1.399707][ T45] __folio_batch_add_and_move (mm/swap.c:196 (discriminator 2)) [ 1.399707][ T45] ? lru_deactivate_file (mm/swap.c:119) [ 1.399707][ T45] folio_add_lru (mm/swap.c:514) [ 1.399707][ T45] filemap_add_folio (mm/filemap.c:996) [ 1.399707][ T45] __filemap_get_folio (mm/filemap.c:2023) [ 1.399707][ T45] simple_write_begin (fs/libfs.c:932 (discriminator 1)) [ 1.399707][ T45] generic_perform_write (mm/filemap.c:4263) [ 1.399707][ T45] __generic_file_write_iter (mm/filemap.c:4380) [ 1.399707][ T45] generic_file_write_iter (mm/filemap.c:4406) [ 1.399707][ T45] __kernel_write_iter (fs/read_write.c:619) [ 1.399707][ T45] __kernel_write (fs/read_write.c:640) [ 1.399707][ T45] kernel_write (fs/read_write.c:660 fs/read_write.c:650) [ 1.399707][ T45] xwrite+0x27/0x80 [ 1.399707][ T45] do_copy (init/initramfs.c:417 (discriminator 1)) [ 1.399707][ T45] write_buffer (init/initramfs.c:470 (discriminator 1)) [ 1.399707][ T45] flush_buffer (init/initramfs.c:482 (discriminator 1)) [ 1.399707][ T45] __gunzip+0x21d/0x2c0 [ 1.399707][ T45] ? bunzip2 (lib/decompress_inflate.c:39) [ 1.399707][ T45] ? __gunzip+0x2c0/0x2c0 [ 1.399707][ T45] gunzip (lib/decompress_inflate.c:208) [ 1.399707][ T45] ? write_buffer (init/initramfs.c:476) [ 1.399707][ T45] ? initrd_load (init/initramfs.c:64) [ 1.399707][ T45] unpack_to_rootfs (init/initramfs.c:553) [ 1.399707][ T45] ? write_buffer (init/initramfs.c:476) [ 1.399707][ T45] ? initrd_load (init/initramfs.c:64) [ 1.399707][ T45] ? reserve_initrd_mem (init/initramfs.c:719) [ 1.399707][ T45] do_populate_rootfs (init/initramfs.c:734) [ 1.399707][ T45] async_run_entry_fn (kernel/async.c:136 (discriminator 1)) [ 1.399707][ T45] ? async_schedule_node (kernel/async.c:118) [ 1.399707][ T45] process_one_work (arch/x86/include/asm/atomic.h:23 include/linux/atomic/atomic-arch-fallback.h:457 include/linux/jump_label.h:262 include/trace/events/workqueue.h:110 kernel/workqueue.c:3268) [ 1.399707][ T45] process_scheduled_works (kernel/workqueue.c:3346) [ 1.399707][ T45] worker_thread (include/linux/list.h:381 (discriminator 2) kernel/workqueue.c:952 (discriminator 2) kernel/workqueue.c:3428 (discriminator 2)) [ 1.399707][ T45] kthread (kernel/kthread.c:465) [ 1.399707][ T45] ? process_scheduled_works (kernel/workqueue.c:3373) [ 1.399707][ T45] ? kthread_is_per_cpu (kernel/kthread.c:412) [ 1.399707][ T45] ret_from_fork (arch/x86/kernel/process.c:164) [ 1.399707][ T45] ? kthread_is_per_cpu (kernel/kthread.c:412) [ 1.399707][ T45] ret_from_fork_asm (arch/x86/entry/entry_32.S:737) [ 1.399707][ T45] entry_INT80_32 (arch/x86/entry/entry_32.S:945) [ 1.467118][ T32] Callback from call_rcu_tasks() invoked. [ 1.468370][ T45] ------------[ cut here ]------------ [ 1.469508][ T45] WARNING: CPU: 0 PID: 45 at kernel/rcu/tree_plugin.h:443 __rcu_read_unlock (kernel/rcu/tree_plugin.h:443) [ 1.471711][ T45] Modules linked in: [ 1.472490][ T45] CPU: 0 UID: 0 PID: 45 Comm: kworker/u9:1 Not tainted 6.18.0-rc3-00251-gdd9e066d9677 #1 PREEMPT(none) [ 1.474777][ T45] Workqueue: async async_run_entry_fn [ 1.475823][ T45] EIP: __rcu_read_unlock (kernel/rcu/tree_plugin.h:443) [ 1.476872][ T45] Code: 0c d0 56 c2 ff 8b a4 02 00 00 75 11 8b 83 a8 02 00 00 85 c0 74 07 89 d8 e8 7c fe ff ff 8b 83 a4 02 00 00 3d ff ff ff 3f 76 02 <0f> 0b 5b 5d 31 c0 c3 2e 8d b4 26 00 00 00 00 55 89 e5 57 56 89 c6 All code ======== 0: 0c d0 or $0xd0,%al 2: 56 push %rsi 3: c2 ff 8b ret $0x8bff 6: a4 movsb %ds:(%rsi),%es:(%rdi) 7: 02 00 add (%rax),%al 9: 00 75 11 add %dh,0x11(%rbp) c: 8b 83 a8 02 00 00 mov 0x2a8(%rbx),%eax 12: 85 c0 test %eax,%eax 14: 74 07 je 0x1d 16: 89 d8 mov %ebx,%eax 18: e8 7c fe ff ff call 0xfffffffffffffe99 1d: 8b 83 a4 02 00 00 mov 0x2a4(%rbx),%eax 23: 3d ff ff ff 3f cmp $0x3fffffff,%eax 28: 76 02 jbe 0x2c 2a:* 0f 0b ud2 <-- trapping instruction 2c: 5b pop %rbx 2d: 5d pop %rbp 2e: 31 c0 xor %eax,%eax 30: c3 ret 31: 2e 8d b4 26 00 00 00 cs lea 0x0(%rsi,%riz,1),%esi 38: 00 39: 55 push %rbp 3a: 89 e5 mov %esp,%ebp 3c: 57 push %rdi 3d: 56 push %rsi 3e: 89 c6 mov %eax,%esi Code starting with the faulting instruction =========================================== 0: 0f 0b ud2 2: 5b pop %rbx 3: 5d pop %rbp 4: 31 c0 xor %eax,%eax 6: c3 ret 7: 2e 8d b4 26 00 00 00 cs lea 0x0(%rsi,%riz,1),%esi e: 00 f: 55 push %rbp 10: 89 e5 mov %esp,%ebp 12: 57 push %rdi 13: 56 push %rsi 14: 89 c6 mov %eax,%esi [ 1.480862][ T45] EAX: ffffffff EBX: c0bfd640 ECX: 00000000 EDX: 00000000 [ 1.482292][ T45] ESI: eaa771c0 EDI: c119e160 EBP: c08e9c0c ESP: c08e9c08 [ 1.483721][ T45] DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068 EFLAGS: 00010286 [ 1.485350][ T45] CR0: 80050033 CR2: ffbff000 CR3: 026c6000 CR4: 000006f0 [ 1.486725][ T45] Call Trace: [ 1.487465][ T45] rcu_read_unlock (include/linux/rcupdate.h:900) [ 1.488404][ T45] lruvec_unlock_irqrestore (include/linux/memcontrol.h:1522) [ 1.489570][ T45] folio_batch_move_lru (include/linux/mm.h:1501 mm/swap.c:179) [ 1.491100][ T45] __folio_batch_add_and_move (mm/swap.c:196 (discriminator 2)) [ 1.492318][ T45] ? lru_deactivate_file (mm/swap.c:119) [ 1.493827][ T45] folio_add_lru (mm/swap.c:514) [ 1.494817][ T45] filemap_add_folio (mm/filemap.c:996) [ 1.495891][ T45] __filemap_get_folio (mm/filemap.c:2023) [ 1.497735][ T45] simple_write_begin (fs/libfs.c:932 (discriminator 1)) [ 1.498813][ T45] generic_perform_write (mm/filemap.c:4263) [ 1.500292][ T45] __generic_file_write_iter (mm/filemap.c:4380) [ 1.501552][ T45] generic_file_write_iter (mm/filemap.c:4406) [ 1.502790][ T45] __kernel_write_iter (fs/read_write.c:619) [ 1.504090][ T45] __kernel_write (fs/read_write.c:640) [ 1.505377][ T45] kernel_write (fs/read_write.c:660 fs/read_write.c:650) [ 1.506306][ T45] xwrite+0x27/0x80 [ 1.507429][ T45] do_copy (init/initramfs.c:417 (discriminator 1)) [ 1.508361][ T45] write_buffer (init/initramfs.c:470 (discriminator 1)) [ 1.509300][ T45] flush_buffer (init/initramfs.c:482 (discriminator 1)) [ 1.510307][ T45] __gunzip+0x21d/0x2c0 [ 1.511424][ T45] ? bunzip2 (lib/decompress_inflate.c:39) [ 1.512312][ T45] ? __gunzip+0x2c0/0x2c0 [ 1.513515][ T45] gunzip (lib/decompress_inflate.c:208) [ 1.514359][ T45] ? write_buffer (init/initramfs.c:476) [ 1.515304][ T45] ? initrd_load (init/initramfs.c:64) [ 1.516217][ T45] unpack_to_rootfs (init/initramfs.c:553) [ 1.517220][ T45] ? write_buffer (init/initramfs.c:476) [ 1.518175][ T45] ? initrd_load (init/initramfs.c:64) [ 1.519172][ T45] ? reserve_initrd_mem (init/initramfs.c:719) [ 1.520375][ T45] do_populate_rootfs (init/initramfs.c:734) [ 1.521401][ T45] async_run_entry_fn (kernel/async.c:136 (discriminator 1)) [ 1.522378][ T45] ? async_schedule_node (kernel/async.c:118) [ 1.523492][ T45] process_one_work (arch/x86/include/asm/atomic.h:23 include/linux/atomic/atomic-arch-fallback.h:457 include/linux/jump_label.h:262 include/trace/events/workqueue.h:110 kernel/workqueue.c:3268) [ 1.526446][ T45] process_scheduled_works (kernel/workqueue.c:3346) [ 1.527578][ T45] worker_thread (include/linux/list.h:381 (discriminator 2) kernel/workqueue.c:952 (discriminator 2) kernel/workqueue.c:3428 (discriminator 2)) [ 1.528573][ T45] kthread (kernel/kthread.c:465) [ 1.529483][ T45] ? process_scheduled_works (kernel/workqueue.c:3373) [ 1.530780][ T45] ? kthread_is_per_cpu (kernel/kthread.c:412) [ 1.531779][ T45] ret_from_fork (arch/x86/kernel/process.c:164) [ 1.532664][ T45] ? kthread_is_per_cpu (kernel/kthread.c:412) [ 1.533736][ T45] ret_from_fork_asm (arch/x86/entry/entry_32.S:737) [ 1.534846][ T45] entry_INT80_32 (arch/x86/entry/entry_32.S:945) [ 1.536182][ T45] irq event stamp: 2161 [ 1.536994][ T45] hardirqs last enabled at (2161): _raw_spin_unlock_irqrestore (arch/x86/include/asm/irqflags.h:26 arch/x86/include/asm/irqflags.h:109 arch/x86/include/asm/irqflags.h:151 include/linux/spinlock_api_smp.h:151 kernel/locking/spinlock.c:194) [ 1.538763][ T45] hardirqs last disabled at (2160): _raw_spin_lock_irqsave (include/linux/spinlock_api_smp.h:109 kernel/locking/spinlock.c:162) [ 1.540674][ T45] softirqs last enabled at (1956): handle_softirqs (kernel/softirq.c:469 (discriminator 2) kernel/softirq.c:650 (discriminator 2)) [ 1.542454][ T45] softirqs last disabled at (1949): __do_softirq (kernel/softirq.c:657) [ 1.544105][ T45] ---[ end trace 0000000000000000 ]--- The kernel config and materials to reproduce are available at: https://download.01.org/0day-ci/archive/20251104/202511041421.784bbd5e-lkp@intel.com -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki