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X-Gm-Message-State: AOJu0YwQKpl/TD4kS+rCZEAUfbY2OEFk4zi/hgdsbLPqPJDT0hGdgJb3 KzyjfwmlsKo2OIQ1JU4oG2oS9myxrDIYavCztv92vLAaPmFf9e7Pv2QbvdtlMf62VfCC8+Xp48v Yw8n2vC73G3MhO/A13x0iYMv7fo5g98IDA34ka1D4tijiuuetAizSr/w= X-Google-Smtp-Source: AGHT+IGxUIvov0XtpRxzR9eKbri2+eZ1eMFz17a1iXd7ZSNykWXYaxX4F4Ep6ESqIczFt0tzt6QVwjemeilnvTLDLApMFS5DUn7J MIME-Version: 1.0 X-Received: by 2002:a05:6e02:1a88:b0:3a3:94c5:e178 with SMTP id e9e14a558f8ab-3a397d39a51mr31553155ab.26.1728496826432; Wed, 09 Oct 2024 11:00:26 -0700 (PDT) Date: Wed, 09 Oct 2024 11:00:26 -0700 X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <6706c4ba.050a0220.1139e6.0007.GAE@google.com> Subject: [syzbot] INFO: rcu detected stall in readlink_copy From: syzbot To: akpm@linux-foundation.org, gustavoars@kernel.org, kees@kernel.org, linux-hardening@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, linux-usb@vger.kernel.org, syzkaller-bugs@googlegroups.com Content-Type: text/plain; charset="UTF-8" X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: A55B440027 X-Stat-Signature: p15q3hj8n7jwuic5hc1sn97wo19ujm11 X-Rspam-User: X-HE-Tag: 1728496827-32307 X-HE-Meta: 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 Wgm4nO+n +Fx2yEyR/bLk52ODx3I0rKJWmO2uFfrQ1vvTCLtcy/gvugYp6QXW+oySt/B/Uj3bnpnRgSqPG476ujNbWX1MK7CwuqXJy0MIKH8QZXwbBCPbAksHnMb8QNqq1NBck4zp1ufe7q7YYVVIgLt1r5OF0kYrXQmuXy7d+jOS3PmTVYcbjV2It01ayT58WLAYrmFzsZREziOYQyDCDHvcqy5lfcwQjUXbuMpdHOl0KOohRSVOc6m4WWsZ+BNuAJXchhKOCkkGsoPAfrCwBLQIyN7yMkMkCVK/QLAmqnqq/j0LPlfZcpQ4JLEbitwmQ8zBH7hWCfXrj19eV8wb3/53mCgBTvwTSD3jFUg1J0PSuWgDBvQ1MinrFxJazowy1pMemyfRmwn/IrKc6GU= 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, syzbot found the following issue on: HEAD commit: 4a9fe2a8ac53 dt-bindings: usb: dwc3-imx8mp: add compatible.. git tree: https://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb.git usb-testing console output: https://syzkaller.appspot.com/x/log.txt?x=152ec79f980000 kernel config: https://syzkaller.appspot.com/x/.config?x=4510af5d637450fb dashboard link: https://syzkaller.appspot.com/bug?extid=fe1af52f6f805e2dd506 compiler: gcc (Debian 12.2.0-14) 12.2.0, GNU ld (GNU Binutils for Debian) 2.40 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=13602d27980000 Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/883c5319cb52/disk-4a9fe2a8.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/caf4421ed2ef/vmlinux-4a9fe2a8.xz kernel image: https://storage.googleapis.com/syzbot-assets/d8e3beb01d49/bzImage-4a9fe2a8.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+fe1af52f6f805e2dd506@syzkaller.appspotmail.com rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-...D } 2668 jiffies s: 1077 root: 0x1/. rcu: blocking rcu_node structures (internal RCU debug): Sending NMI from CPU 1 to CPUs 0: _cond_resched include/linux/sched.h:2031 [inline] zap_pmd_range mm/memory.c:1742 [inline] zap_pud_range mm/memory.c:1768 [inline] zap_p4d_range mm/memory.c:1789 [inline] unmap_page_range+0x4b8/0x2fa0 mm/memory.c:1810 NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 7765 Comm: udevd Not tainted 6.12.0-rc1-syzkaller-00027-g4a9fe2a8ac53 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:io_serial_out+0x8f/0xb0 drivers/tty/serial/8250/8250_port.c:413 Code: 48 8d 7d 40 44 89 e1 48 b8 00 00 00 00 00 fc ff df 48 89 fa d3 e3 48 c1 ea 03 80 3c 02 00 75 1c 66 03 5d 40 44 89 e8 89 da ee <5b> 5d 41 5c 41 5d c3 cc cc cc cc e8 f1 eb 0d ff eb a0 e8 7a ec 0d RSP: 0018:ffffc90000006f60 EFLAGS: 00000002 RAX: 0000000000000032 RBX: 00000000000003f8 RCX: 0000000000000000 RDX: 00000000000003f8 RSI: ffffffff82a076c5 RDI: ffffffff936356a0 RBP: ffffffff93635660 R08: 0000000000000001 R09: 000000000000001f R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000032 R14: ffffffff82a07660 R15: 0000000000000000 FS: 00007fd9d9545c80(0000) GS:ffff8881f5800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2cc20214 CR3: 000000012251a000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: serial_out drivers/tty/serial/8250/8250.h:142 [inline] serial8250_console_fifo_write drivers/tty/serial/8250/8250_port.c:3322 [inline] serial8250_console_write+0xf9e/0x17c0 drivers/tty/serial/8250/8250_port.c:3393 console_emit_next_record kernel/printk/printk.c:3092 [inline] console_flush_all+0x800/0xc60 kernel/printk/printk.c:3180 __console_flush_and_unlock kernel/printk/printk.c:3239 [inline] console_unlock+0xd9/0x210 kernel/printk/printk.c:3279 vprintk_emit+0x424/0x6f0 kernel/printk/printk.c:2407 vprintk+0x7f/0xa0 kernel/printk/printk_safe.c:68 _printk+0xc8/0x100 kernel/printk/printk.c:2432 printk_stack_address arch/x86/kernel/dumpstack.c:72 [inline] show_trace_log_lvl+0x1b7/0x3d0 arch/x86/kernel/dumpstack.c:285 sched_show_task kernel/sched/core.c:7582 [inline] sched_show_task+0x3f0/0x5f0 kernel/sched/core.c:7557 show_state_filter+0xee/0x320 kernel/sched/core.c:7627 k_spec drivers/tty/vt/keyboard.c:667 [inline] k_spec+0xed/0x150 drivers/tty/vt/keyboard.c:656 kbd_keycode drivers/tty/vt/keyboard.c:1522 [inline] kbd_event+0xcbd/0x17a0 drivers/tty/vt/keyboard.c:1541 input_handler_events_default+0x116/0x1b0 drivers/input/input.c:2549 input_pass_values+0x777/0x8e0 drivers/input/input.c:126 input_event_dispose drivers/input/input.c:352 [inline] input_handle_event+0xb30/0x14d0 drivers/input/input.c:369 input_event drivers/input/input.c:398 [inline] input_event+0x83/0xa0 drivers/input/input.c:390 hidinput_hid_event+0xa12/0x2410 drivers/hid/hid-input.c:1719 hid_process_event+0x4b7/0x5e0 drivers/hid/hid-core.c:1540 hid_input_array_field+0x535/0x710 drivers/hid/hid-core.c:1652 hid_process_report drivers/hid/hid-core.c:1694 [inline] hid_report_raw_event+0xa02/0x11c0 drivers/hid/hid-core.c:2040 __hid_input_report.constprop.0+0x341/0x440 drivers/hid/hid-core.c:2110 hid_irq_in+0x35e/0x870 drivers/hid/usbhid/hid-core.c:285 __usb_hcd_giveback_urb+0x389/0x6e0 drivers/usb/core/hcd.c:1650 usb_hcd_giveback_urb+0x396/0x450 drivers/usb/core/hcd.c:1734 dummy_timer+0x17c3/0x38d0 drivers/usb/gadget/udc/dummy_hcd.c:1988 __run_hrtimer kernel/time/hrtimer.c:1691 [inline] __hrtimer_run_queues+0x20a/0xae0 kernel/time/hrtimer.c:1755 hrtimer_run_softirq+0x17d/0x350 kernel/time/hrtimer.c:1772 handle_softirqs+0x206/0x8d0 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu kernel/softirq.c:637 [inline] irq_exit_rcu+0xac/0x110 kernel/softirq.c:649 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1037 [inline] sysvec_apic_timer_interrupt+0x90/0xb0 arch/x86/kernel/apic/apic.c:1037 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:__phys_addr_symbol+0x4b/0x80 arch/x86/mm/physaddr.c:42 Code: 00 48 81 fb ff ff ff 1f 77 30 e8 90 38 3f 00 48 c7 c0 10 a0 cc 88 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 75 18 <48> 8b 05 5e f3 b5 07 48 01 d8 5b c3 cc cc cc cc e8 60 38 3f 00 90 RSP: 0018:ffffc900030dfd30 EFLAGS: 00000246 RAX: 1ffffffff1199402 RBX: 0000000001000000 RCX: ffffffff8116ac82 RDX: dffffc0000000000 RSI: ffffffff8116ac90 RDI: 0000000000000007 RBP: 000000000000001c R08: 0000000000000007 R09: 000000001fffffff R10: 0000000001000000 R11: 0000000000000000 R12: 0000000000000001 R13: ffff88811b99801c R14: ffffea00046e6600 R15: ffffffff81000000 check_kernel_text_object mm/usercopy.c:138 [inline] __check_object_size mm/usercopy.c:254 [inline] __check_object_size+0x438/0x710 mm/usercopy.c:213 check_object_size include/linux/thread_info.h:215 [inline] check_copy_size include/linux/thread_info.h:251 [inline] copy_to_user include/linux/uaccess.h:210 [inline] readlink_copy+0x83/0xf0 fs/namei.c:5230 vfs_readlink+0x130/0x380 fs/namei.c:5271 do_readlinkat+0x24c/0x390 fs/stat.c:551 __do_sys_readlink fs/stat.c:574 [inline] __se_sys_readlink fs/stat.c:571 [inline] __x64_sys_readlink+0x78/0xc0 fs/stat.c:571 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fd9d9671d47 Code: 73 01 c3 48 8b 0d e1 90 0d 00 f7 d8 64 89 01 48 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 b8 59 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d b1 90 0d 00 f7 d8 64 89 01 48 RSP: 002b:00007ffd2e6d36d8 EFLAGS: 00000202 ORIG_RAX: 0000000000000059 RAX: ffffffffffffffda RBX: 000055ce56752bd0 RCX: 00007fd9d9671d47 RDX: 0000000000000400 RSI: 00007ffd2e6d3ae8 RDI: 00007ffd2e6d36e8 RBP: 00007ffd2e6d3f28 R08: 000055ce3b2f91fd R09: 0000000000000000 R10: 0000000000000007 R11: 0000000000000202 R12: 0000000000000200 R13: 00007ffd2e6d3ae8 R14: 00007ffd2e6d36e8 R15: 000055ce3b2f3a04 instrument_atomic_read include/linux/instrumented.h:68 [inline] _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline] hlock_class+0x4e/0x130 kernel/locking/lockdep.c:228 task:kworker/u8:0 state:R running task stack:32568 pid:8426 tgid:8426 ppid:11 flags:0x00004000 Call Trace: __switch_to_asm+0x70/0x70 task:modprobe state:R running task stack:25136 pid:8441 tgid:8441 ppid:274 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 task:modprobe state:R running task stack:23984 pid:8445 tgid:8445 ppid:274 flags:0x00000002 Call Trace: task:modprobe state:R running task stack:25408 pid:8450 tgid:8450 ppid:126 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 task:modprobe state:R running task stack:25408 pid:8452 tgid:8452 ppid:46 flags:0x00004002 Call Trace: task:modprobe state:R running task stack:25408 pid:8456 tgid:8456 ppid:46 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6854 task:modprobe state:R running task stack:25408 pid:8460 tgid:8460 ppid:46 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6854 __cond_resched+0x1b/0x30 kernel/sched/core.c:7192 might_resched include/linux/kernel.h:73 [inline] __mutex_lock_common kernel/locking/mutex.c:585 [inline] __mutex_lock+0xe7/0x9c0 kernel/locking/mutex.c:752 task:modprobe state:R running task stack:25136 pid:8461 tgid:8461 ppid:274 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 task:modprobe state:R running task stack:25408 pid:8464 tgid:8464 ppid:46 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6854 __cond_resched+0x1b/0x30 kernel/sched/core.c:7192 might_resched include/linux/kernel.h:73 [inline] down_write+0x74/0x200 kernel/locking/rwsem.c:1576 task:modprobe state:R running task stack:25408 pid:8468 tgid:8468 ppid:46 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6854 __cond_resched+0x1b/0x30 kernel/sched/core.c:7192 might_resched include/linux/kernel.h:73 [inline] might_alloc include/linux/sched/mm.h:330 [inline] might_alloc include/linux/sched/mm.h:325 [inline] slab_pre_alloc_hook mm/slub.c:4037 [inline] slab_alloc_node mm/slub.c:4115 [inline] kmem_cache_alloc_noprof+0x24c/0x2b0 mm/slub.c:4142 task:modprobe state:R running task stack:25408 pid:8472 tgid:8472 ppid:46 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6854 __cond_resched+0x1b/0x30 kernel/sched/core.c:7192 might_resched include/linux/kernel.h:73 [inline] down_read+0x78/0x330 kernel/locking/rwsem.c:1523 task:modprobe state:R running task stack:25408 pid:8476 tgid:8476 ppid:46 flags:0x00000000 Call Trace: task:modprobe state:R running task stack:25408 pid:8480 tgid:8480 ppid:274 flags:0x00000000 Call Trace: task:modprobe state:R running task stack:25408 pid:8484 tgid:8484 ppid:274 flags:0x00000000 Call Trace: task:modprobe state:R running task stack:25408 pid:8488 tgid:8488 ppid:46 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 task:modprobe state:R running task stack:25136 pid:8490 tgid:8490 ppid:126 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0aae897a90 RSP: 002b:00007ffc047e8db8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f0aae988860 RCX: 00007f0aae897a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f0aae988860 R08: 0000000000000001 R09: 1718726af67628c6 R10: 00007ffc047e8c70 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f0aae98c658 R15: 0000000000000001 task:modprobe state:R running task stack:25408 pid:8492 tgid:8492 ppid:274 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 task:modprobe state:R running task stack:25408 pid:8497 tgid:8497 ppid:126 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f5b3d07ba90 RSP: 002b:00007fff46596cd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f5b3d16c860 RCX: 00007f5b3d07ba90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f5b3d16c860 R08: 0000000000000001 R09: 4e7b09adc84dcf9c R10: 00007fff46596b90 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f5b3d170658 R15: 0000000000000001 task:modprobe state:R running task stack:25408 pid:8502 tgid:8502 ppid:126 flags:0x00000002 Call Trace: task:modprobe state:R running task stack:25408 pid:8503 tgid:8503 ppid:274 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 task:modprobe state:R running task stack:25408 pid:8507 tgid:8507 ppid:126 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 task:modprobe state:R running task stack:23984 pid:8508 tgid:8508 ppid:274 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fd4b3056a90 RSP: 002b:00007fff67866368 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007fd4b3147860 RCX: 00007fd4b3056a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007fd4b3147860 R08: 0000000000000001 R09: 28818cea3752b27a R10: 00007fff67866220 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007fd4b314b658 R15: 0000000000000001 task:modprobe state:R running task stack:25408 pid:8511 tgid:8511 ppid:28 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f26ef268a90 RSP: 002b:00007ffe2093c2d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f26ef359860 RCX: 00007f26ef268a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f26ef359860 R08: 0000000000000001 R09: a96c7241bd8de9a0 R10: 00007ffe2093c190 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f26ef35d658 R15: 0000000000000001 task:modprobe state:R running task stack:25136 pid:8516 tgid:8516 ppid:126 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 task:modprobe state:R running task stack:25408 pid:8517 tgid:8517 ppid:28 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 task:kworker/u8:4 state:R running task stack:32568 pid:8521 tgid:8521 ppid:126 flags:0x00004000 Call Trace: task:modprobe state:R running task stack:25136 pid:8528 tgid:8528 ppid:274 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 task:modprobe state:R running task stack:25408 pid:8532 tgid:8532 ppid:11 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6854 task:modprobe state:R running task stack:25408 pid:8537 tgid:8537 ppid:274 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 task:modprobe state:R running task stack:25408 pid:8542 tgid:8542 ppid:11 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 task:modprobe state:R running task stack:24416 pid:8544 tgid:8544 ppid:46 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff618bf2a90 RSP: 002b:00007fff7847df38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007ff618ce3860 RCX: 00007ff618bf2a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007ff618ce3860 R08: 0000000000000001 R09: 39a60305f82f3c29 R10: 00007fff7847ddf0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007ff618ce7658 R15: 0000000000000001 task:modprobe state:R running task stack:23984 pid:8547 tgid:8547 ppid:11 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff68227ea90 RSP: 002b:00007ffef5261078 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007ff68236f860 RCX: 00007ff68227ea90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007ff68236f860 R08: 0000000000000001 R09: 2ac2ea6611f180c8 R10: 00007ffef5260f30 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007ff682373658 R15: 0000000000000001 task:modprobe state:R running task stack:24704 pid:8552 tgid:8552 ppid:11 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 task:modprobe state:R running task stack:25408 pid:8553 tgid:8553 ppid:46 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f72bc4cba90 RSP: 002b:00007ffce10a73f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f72bc5bc860 RCX: 00007f72bc4cba90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f72bc5bc860 R08: 0000000000000001 R09: 5b9777350fdbf76d R10: 00007ffce10a72b0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f72bc5c0658 R15: 0000000000000001 task:modprobe state:R running task stack:25408 pid:8557 tgid:8557 ppid:11 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 task:modprobe state:R running task stack:24704 pid:8563 tgid:8563 ppid:46 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 task:modprobe state:R running task stack:25136 pid:8566 tgid:8566 ppid:274 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 task:modprobe state:R running task stack:25136 pid:8572 tgid:8572 ppid:274 flags:0x00000002 Call Trace: task:modprobe state:R running task stack:25408 pid:8573 tgid:8573 ppid:46 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f6037c51a90 RSP: 002b:00007fff5719c348 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f6037d42860 RCX: 00007f6037c51a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f6037d42860 R08: 0000000000000001 R09: f809886feeca8276 R10: 00007fff5719c200 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f6037d46658 R15: 0000000000000001 task:modprobe state:R running task stack:23984 pid:8577 tgid:8577 ppid:274 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fead8f43a90 RSP: 002b:00007ffec44201a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007fead9034860 RCX: 00007fead8f43a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007fead9034860 R08: 0000000000000001 R09: 6d98ccabcb9d2037 R10: 00007ffec4420060 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007fead9038658 R15: 0000000000000001 task:kworker/u8:5 state:R running task stack:32568 pid:8582 tgid:8582 ppid:274 flags:0x00004000 Call Trace: task:modprobe state:R running task stack:25408 pid:8583 tgid:8583 ppid:46 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 task:modprobe state:R running task stack:25408 pid:8587 tgid:8587 ppid:46 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff2c9973a90 RSP: 002b:00007ffcf3eb6008 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007ff2c9a64860 RCX: 00007ff2c9973a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007ff2c9a64860 R08: 0000000000000001 R09: b53e59ac2040563b R10: 00007ffcf3eb5ec0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007ff2c9a68658 R15: 0000000000000001 task:modprobe state:R running task stack:24704 pid:8592 tgid:8592 ppid:46 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 task:modprobe state:R running task stack:25408 pid:8594 tgid:8594 ppid:11 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 task:modprobe state:R running task stack:25136 pid:8596 tgid:8596 ppid:28 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 task:modprobe state:R running task stack:25408 pid:8597 tgid:8597 ppid:46 flags:0x00000000 Call Trace: task:modprobe state:R running task stack:24168 pid:8599 tgid:8599 ppid:11 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f5de59fca90 RSP: 002b:00007ffd43889b78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f5de5aed860 RCX: 00007f5de59fca90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f5de5aed860 R08: 0000000000000001 R09: a02a73f13a98f135 R10: 00007ffd43889a30 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f5de5af1658 R15: 0000000000000001 task:modprobe state:R running task stack:25408 pid:8602 tgid:8602 ppid:274 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff5c754ca90 RSP: 002b:00007ffcb05230f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007ff5c763d860 RCX: 00007ff5c754ca90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007ff5c763d860 R08: 0000000000000001 R09: bdf12829548acda2 R10: 00007ffcb0522fb0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007ff5c7641658 R15: 0000000000000001 task:modprobe state:R running task stack:25408 pid:8607 tgid:8607 ppid:274 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6854 __cond_resched+0x1b/0x30 kernel/sched/core.c:7192 _cond_resched include/linux/sched.h:2031 [inline] zap_pmd_range mm/memory.c:1742 [inline] zap_pud_range mm/memory.c:1768 [inline] zap_p4d_range mm/memory.c:1789 [inline] unmap_page_range+0x4b8/0x2fa0 mm/memory.c:1810 instrument_atomic_read include/linux/instrumented.h:68 [inline] _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline] hlock_class+0x4e/0x130 kernel/locking/lockdep.c:228 task:modprobe state:R running task stack:25136 pid:8612 tgid:8612 ppid:46 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f518ed31a90 RSP: 002b:00007fffe7838b28 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f518ee22860 RCX: 00007f518ed31a90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f518ee22860 R08: 0000000000000001 R09: 35f8288e1f9b669c R10: 00007fffe78389e0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f518ee26658 R15: 0000000000000001 task:modprobe state:R running task stack:25408 pid:8617 tgid:8617 ppid:46 flags:0x00000002 Call Trace: task:modprobe state:R running task stack:25408 pid:8621 tgid:8621 ppid:28 flags:0x00000002 Call Trace: task:modprobe state:R running task stack:25408 pid:8623 tgid:8623 ppid:274 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f3cf1fbca90 RSP: 002b:00007ffc1b31e438 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f3cf20ad860 RCX: 00007f3cf1fbca90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f3cf20ad860 R08: 0000000000000001 R09: b17e524f852ab658 R10: 00007ffc1b31e2f0 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f3cf20b1658 R15: 0000000000000001 task:modprobe state:R running task stack:24704 pid:8626 tgid:8626 ppid:28 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 preempt_schedule_common+0x44/0xc0 kernel/sched/core.c:6854 task:modprobe state:R running task stack:25408 pid:8629 tgid:8629 ppid:11 flags:0x00004002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f151967fa90 RSP: 002b:00007ffdfc4bdd78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007f1519770860 RCX: 00007f151967fa90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007f1519770860 R08: 0000000000000001 R09: 3cbb6e3238645582 R10: 00007ffdfc4bdc30 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f1519774658 R15: 0000000000000001 task:kworker/u8:0 state:R running task stack:32568 pid:8634 tgid:8634 ppid:11 flags:0x00004000 Call Trace: __switch_to_asm+0x70/0x70 task:modprobe state:R running task stack:25408 pid:8635 tgid:8635 ppid:126 flags:0x00000002 Call Trace: context_switch kernel/sched/core.c:5315 [inline] __schedule+0x105f/0x34b0 kernel/sched/core.c:6675 do_task_dead+0xd6/0x110 kernel/sched/core.c:6691 do_exit+0x1de7/0x2ce0 kernel/exit.c:990 do_group_exit+0xd3/0x2a0 kernel/exit.c:1088 __do_sys_exit_group kernel/exit.c:1099 [inline] __se_sys_exit_group kernel/exit.c:1097 [inline] __x64_sys_exit_group+0x3e/0x50 kernel/exit.c:1097 x64_sys_call+0x14a9/0x16a0 arch/x86/include/generated/asm/syscalls_64.h:232 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe1f39dca90 RSP: 002b:00007fff26adf368 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 RAX: ffffffffffffffda RBX: 00007fe1f3acd860 RCX: 00007fe1f39dca90 RDX: 00000000000000e7 RSI: 000000000000003c RDI: 0000000000000001 RBP: 00007fe1f3acd860 R08: 0000000000000001 R09: b2cc89cecc1f5d5b R10: 00007fff26adf220 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007fe1f3ad1658 R15: 0000000000000001 task:modprobe state:R running task stack:25408 pid:8639 tgid:8639 ppid:126 flags:0x00000000 Call Trace: instrument_atomic_read include/linux/instrumented.h:68 [inline] _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline] hlock_class+0x4e/0x130 kernel/locking/lockdep.c:228 trace_lock_acquire+0x14a/0x1d0 include/trace/events/lock.h:24 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkaller@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the report is already addressed, let syzbot know by replying with: #syz fix: exact-commit-title If you want syzbot to run the reproducer, reply with: #syz test: git://repo/address.git branch-or-commit-hash If you attach or paste a git patch, syzbot will apply it before testing. If you want to overwrite report's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the report is a duplicate of another one, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup