do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fd067eadfa1 ================================ WARNING: inconsistent lock state 5.19.0-syzkaller-02972-g200e340f2196 #0 Not tainted -------------------------------- inconsistent {SOFTIRQ-ON-W} -> {IN-SOFTIRQ-W} usage. syz-executor.0/3683 [HC0[0]:SC1[1]:HE0:SE0] takes: ffffffff8beb59b8 (vmap_area_lock){+.?.}-{2:2}, at: spin_lock include/linux/spinlock.h:349 [inline] ffffffff8beb59b8 (vmap_area_lock){+.?.}-{2:2}, at: find_vmap_area+0x1c/0x130 mm/vmalloc.c:1805 {SOFTIRQ-ON-W} state was registered at: lock_acquire kernel/locking/lockdep.c:5666 [inline] lock_acquire+0x1ab/0x570 kernel/locking/lockdep.c:5631 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:154 spin_lock include/linux/spinlock.h:349 [inline] alloc_vmap_area+0xa49/0x1f00 mm/vmalloc.c:1586 __get_vm_area_node+0x142/0x3f0 mm/vmalloc.c:2453 __vmalloc_node_range+0x250/0x13e0 mm/vmalloc.c:3125 __vmalloc_node mm/vmalloc.c:3230 [inline] __vmalloc+0x69/0x80 mm/vmalloc.c:3244 pcpu_mem_zalloc mm/percpu.c:516 [inline] pcpu_mem_zalloc+0x51/0xa0 mm/percpu.c:508 pcpu_alloc_chunk mm/percpu.c:1454 [inline] pcpu_create_chunk+0xd7/0x930 mm/percpu-vm.c:338 pcpu_alloc+0x1012/0x13d0 mm/percpu.c:1834 alloc_kmem_cache_cpus.constprop.0+0x29/0xc0 mm/slab.c:1729 do_tune_cpucache+0x37/0x230 mm/slab.c:3844 enable_cpucache+0x3c/0xa0 mm/slab.c:3938 kmem_cache_init_late+0x33/0x66 mm/slab.c:1276 start_kernel+0x2f5/0x48f init/main.c:1059 secondary_startup_64_no_verify+0xce/0xdb irq event stamp: 4684419 hardirqs last enabled at (4684418): [] __raw_spin_unlock_irq include/linux/spinlock_api_smp.h:159 [inline] hardirqs last enabled at (4684418): [] _raw_spin_unlock_irq+0x1f/0x40 kernel/locking/spinlock.c:202 hardirqs last disabled at (4684419): [] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline] hardirqs last disabled at (4684419): [] _raw_spin_lock_irqsave+0x4e/0x50 kernel/locking/spinlock.c:162 softirqs last enabled at (4682896): [] invoke_softirq kernel/softirq.c:445 [inline] softirqs last enabled at (4682896): [] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:650 softirqs last disabled at (4684407): [] invoke_softirq kernel/softirq.c:445 [inline] softirqs last disabled at (4684407): [] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:650 other info that might help us debug this: Possible unsafe locking scenario: CPU0 ---- lock(vmap_area_lock); lock(vmap_area_lock); *** DEADLOCK *** 5 locks held by syz-executor.0/3683: #0: ffffc900007f8d70 ((&dum_hcd->timer)){+.-.}-{0:0}, at: lockdep_copy_map include/linux/lockdep.h:31 [inline] #0: ffffc900007f8d70 ((&dum_hcd->timer)){+.-.}-{0:0}, at: call_timer_fn+0xd5/0x6b0 kernel/time/timer.c:1464 #1: ffff88801e66c230 (&dev->event_lock#2){-.-.}-{2:2}, at: input_event drivers/input/input.c:456 [inline] #1: ffff88801e66c230 (&dev->event_lock#2){-.-.}-{2:2}, at: input_event+0x7b/0xb0 drivers/input/input.c:449 #2: ffffffff8bd848c0 (rcu_read_lock){....}-{1:2}, at: input_pass_values.part.0+0x0/0x710 drivers/input/input.c:884 #3: ffffffff8c7ffb38 (kbd_event_lock){..-.}-{2:2}, at: spin_lock include/linux/spinlock.h:349 [inline] #3: ffffffff8c7ffb38 (kbd_event_lock){..-.}-{2:2}, at: kbd_event+0x86/0x1780 drivers/tty/vt/keyboard.c:1537 #4: ffffffff8bd848c0 (rcu_read_lock){....}-{1:2}, at: show_state_filter+0x0/0x300 kernel/sched/core.c:8828 stack backtrace: CPU: 3 PID: 3683 Comm: syz-executor.0 Not tainted 5.19.0-syzkaller-02972-g200e340f2196 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.14.0-2 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106 print_usage_bug kernel/locking/lockdep.c:3961 [inline] valid_state kernel/locking/lockdep.c:3973 [inline] mark_lock_irq kernel/locking/lockdep.c:4176 [inline] mark_lock.part.0.cold+0x18/0xd8 kernel/locking/lockdep.c:4632 mark_lock kernel/locking/lockdep.c:4596 [inline] mark_usage kernel/locking/lockdep.c:4527 [inline] __lock_acquire+0x11e7/0x5660 kernel/locking/lockdep.c:5007 lock_acquire kernel/locking/lockdep.c:5666 [inline] lock_acquire+0x1ab/0x570 kernel/locking/lockdep.c:5631 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:154 spin_lock include/linux/spinlock.h:349 [inline] find_vmap_area+0x1c/0x130 mm/vmalloc.c:1805 check_heap_object mm/usercopy.c:176 [inline] __check_object_size mm/usercopy.c:250 [inline] __check_object_size+0x1f8/0x700 mm/usercopy.c:212 check_object_size include/linux/thread_info.h:199 [inline] __copy_from_user_inatomic include/linux/uaccess.h:62 [inline] copy_from_user_nmi arch/x86/lib/usercopy.c:47 [inline] copy_from_user_nmi+0xcb/0x130 arch/x86/lib/usercopy.c:31 copy_code arch/x86/kernel/dumpstack.c:91 [inline] show_opcodes+0x59/0xb0 arch/x86/kernel/dumpstack.c:121 show_iret_regs+0xd/0x33 arch/x86/kernel/dumpstack.c:149 __show_regs+0x1e/0x60 arch/x86/kernel/process_64.c:74 show_trace_log_lvl+0x25b/0x2ba arch/x86/kernel/dumpstack.c:292 sched_show_task kernel/sched/core.c:8866 [inline] sched_show_task+0x44c/0x5c0 kernel/sched/core.c:8840 show_state_filter+0x13e/0x300 kernel/sched/core.c:8911 k_spec drivers/tty/vt/keyboard.c:667 [inline] k_spec+0xe1/0x130 drivers/tty/vt/keyboard.c:656 kbd_keycode drivers/tty/vt/keyboard.c:1524 [inline] kbd_event+0xcdd/0x1780 drivers/tty/vt/keyboard.c:1543 input_to_handler+0x3b9/0x4c0 drivers/input/input.c:129 input_pass_values.part.0+0x230/0x710 drivers/input/input.c:156 input_pass_values drivers/input/input.c:426 [inline] input_handle_event+0x67e/0x1440 drivers/input/input.c:426 input_event drivers/input/input.c:457 [inline] input_event+0x8e/0xb0 drivers/input/input.c:449 hidinput_hid_event+0x79d/0x2010 drivers/hid/hid-input.c:1631 hid_process_event+0x491/0x570 drivers/hid/hid-core.c:1527 hid_input_array_field+0x4d7/0x660 drivers/hid/hid-core.c:1639 hid_process_report drivers/hid/hid-core.c:1681 [inline] hid_report_raw_event+0xa8a/0x1280 drivers/hid/hid-core.c:1998 hid_input_report+0x360/0x4c0 drivers/hid/hid-core.c:2065 hid_irq_in+0x50e/0x690 drivers/hid/usbhid/hid-core.c:284 __usb_hcd_giveback_urb+0x2b0/0x5c0 drivers/usb/core/hcd.c:1670 usb_hcd_giveback_urb+0x367/0x410 drivers/usb/core/hcd.c:1747 dummy_timer+0x11f9/0x32b0 drivers/usb/gadget/udc/dummy_hcd.c:1988 call_timer_fn+0x1a5/0x6b0 kernel/time/timer.c:1474 expire_timers kernel/time/timer.c:1519 [inline] __run_timers.part.0+0x679/0xa80 kernel/time/timer.c:1790 __run_timers kernel/time/timer.c:1768 [inline] run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1803 __do_softirq+0x29b/0x9c2 kernel/softirq.c:571 invoke_softirq kernel/softirq.c:445 [inline] __irq_exit_rcu+0x123/0x180 kernel/softirq.c:650 irq_exit_rcu+0x5/0x20 kernel/softirq.c:662 sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1106 asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:649 RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] RIP: 0010:_raw_spin_unlock_irqrestore+0x38/0x70 kernel/locking/spinlock.c:194 Code: 74 24 10 e8 7a ed e2 f7 48 89 ef e8 12 6f e3 f7 81 e3 00 02 00 00 75 25 9c 58 f6 c4 02 75 2d 48 85 db 74 01 fb bf 01 00 00 00 f3 70 d6 f7 65 8b 05 5c 98 87 76 85 c0 74 0a 5b 5d c3 e8 d0 83 RSP: 0018:ffffc900030ffc78 EFLAGS: 00000206 RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff1b76681 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001 RBP: ffff88802cb2a540 R08: 0000000000000001 R09: 0000000000000001 R10: ffffed10059654a8 R11: 0000000000000001 R12: dffffc0000000000 R13: 0000000000000001 R14: ffffc900030ffdd8 R15: ffff888015d10040 hrtimer_start_expires include/linux/hrtimer.h:432 [inline] hrtimer_sleeper_start_expires kernel/time/hrtimer.c:1965 [inline] do_nanosleep+0x1e8/0x690 kernel/time/hrtimer.c:2041 hrtimer_nanosleep+0x1f9/0x4a0 kernel/time/hrtimer.c:2097 common_nsleep+0xa2/0xc0 kernel/time/posix-timers.c:1236 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1276 [inline] __se_sys_clock_nanosleep kernel/time/posix-timers.c:1254 [inline] __x64_sys_clock_nanosleep+0x2f4/0x430 kernel/time/posix-timers.c:1254 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fd067eadfa1 Code: 24 0c 89 3c 24 48 89 4c 24 18 e8 aa e7 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 8b 74 24 0c 8b 3c 24 b8 e6 00 00 00 0f 05 <44> 89 c7 48 89 04 24 e8 e3 e7 ff ff 48 8b 04 24 eb 97 66 2e 0f 1f RSP: 002b:00007fff1d71ae70 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6 RAX: ffffffffffffffda RBX: 00000000000000cd RCX: 00007fd067eadfa1 RDX: 00007fff1d71aeb0 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007fff1d71af3c R08: 0000000000000000 R09: 00007fff1d760080 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000032 R13: 000000000004de88 R14: 0000000000000003 R15: 00007fff1d71afa0 Code: 24 0c 89 3c 24 48 89 4c 24 18 e8 aa e7 ff ff 4c 8b 54 24 18 48 8b 54 24 10 41 89 c0 8b 74 24 0c 8b 3c 24 b8 e6 00 00 00 0f 05 <44> 89 c7 48 89 04 24 e8 e3 e7 ff ff 48 8b 04 24 eb 97 66 2e 0f 1f RSP: 002b:00007fff1d71ae70 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6 RAX: ffffffffffffffda RBX: 00000000000000cd RCX: 00007fd067eadfa1 RDX: 00007fff1d71aeb0 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007fff1d71af3c R08: 0000000000000000 R09: 00007fff1d760080 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000032 R13: 000000000004de88 R14: 0000000000000003 R15: 00007fff1d71afa0 task:syz-executor.3 state:S stack:24080 pid: 3684 ppid: 3680 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 freezable_schedule include/linux/freezer.h:172 [inline] do_nanosleep+0x24e/0x690 kernel/time/hrtimer.c:2044 hrtimer_nanosleep+0x1f9/0x4a0 kernel/time/hrtimer.c:2097 common_nsleep+0xa2/0xc0 kernel/time/posix-timers.c:1236 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1276 [inline] __se_sys_clock_nanosleep kernel/time/posix-timers.c:1254 [inline] __x64_sys_clock_nanosleep+0x2f4/0x430 kernel/time/posix-timers.c:1254 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f1363cadfa1 RSP: 002b:00007fff537a3a40 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6 RAX: ffffffffffffffda RBX: 00000000000000cb RCX: 00007f1363cadfa1 RDX: 00007fff537a3a80 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007fff537a3b0c R08: 0000000000000000 R09: 00007fff537ba080 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000032 R13: 000000000004dca1 R14: 0000000000000000 R15: 00007fff537a3b70 task:syz-executor.2 state:S stack:24440 pid: 3685 ppid: 3681 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 freezable_schedule include/linux/freezer.h:172 [inline] do_nanosleep+0x24e/0x690 kernel/time/hrtimer.c:2044 hrtimer_nanosleep+0x1f9/0x4a0 kernel/time/hrtimer.c:2097 common_nsleep+0xa2/0xc0 kernel/time/posix-timers.c:1236 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1276 [inline] __se_sys_clock_nanosleep kernel/time/posix-timers.c:1254 [inline] __x64_sys_clock_nanosleep+0x2f4/0x430 kernel/time/posix-timers.c:1254 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fc0beaadfa1 RSP: 002b:00007fff47e44fc0 EFLAGS: 00000293 ORIG_RAX: 00000000000000e6 RAX: ffffffffffffffda RBX: 00000000000000cb RCX: 00007fc0beaadfa1 RDX: 00007fff47e45000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007fff47e4508c R08: 0000000000000000 R09: 00007fff47f42080 R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000032 R13: 000000000004ddc0 R14: 0000000000000003 R15: 00007fff47e450f0 task:kworker/u19:1 state:I stack:27096 pid: 3688 ppid: 2 flags:0x00004000 Workqueue: 0x0 (hci3) Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/u19:2 state:I stack:27872 pid: 3690 ppid: 2 flags:0x00004000 Workqueue: 0x0 (hci2) Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/u19:3 state:I stack:28752 pid: 3691 ppid: 2 flags:0x00004000 Workqueue: 0x0 (hci3) Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/u19:4 state:I stack:28752 pid: 3692 ppid: 2 flags:0x00004000 Workqueue: 0x0 (hci1) Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:bond0 state:I stack:30528 pid: 3694 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 rescuer_thread+0x780/0xcf0 kernel/workqueue.c:2599 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/1:3 state:I stack:22112 pid: 3695 ppid: 2 flags:0x00004000 Workqueue: 0x0 (wg-crypt-wg0) Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:bond0 state:I stack:30528 pid: 3696 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 rescuer_thread+0x780/0xcf0 kernel/workqueue.c:2599 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:bond0 state:I stack:29968 pid: 3697 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 rescuer_thread+0x780/0xcf0 kernel/workqueue.c:2599 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:wg-crypt-wg0 state:I stack:29968 pid: 3698 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 rescuer_thread+0x780/0xcf0 kernel/workqueue.c:2599 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:wg-crypt-wg1 state:I stack:29776 pid: 3699 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 rescuer_thread+0x780/0xcf0 kernel/workqueue.c:2599 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:wg-crypt-wg2 state:I stack:29968 pid: 3700 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 rescuer_thread+0x780/0xcf0 kernel/workqueue.c:2599 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:wg-crypt-wg0 state:I stack:29968 pid: 3701 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 rescuer_thread+0x780/0xcf0 kernel/workqueue.c:2599 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/u16:2 state:I stack:26752 pid: 3702 ppid: 2 flags:0x00004000 Workqueue: 0x0 (phy3) Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:wg-crypt-wg1 state:I stack:29968 pid: 3703 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 rescuer_thread+0x780/0xcf0 kernel/workqueue.c:2599 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:wg-crypt-wg2 state:I stack:29776 pid: 3704 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 rescuer_thread+0x780/0xcf0 kernel/workqueue.c:2599 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:wg-crypt-wg0 state:I stack:29960 pid: 3705 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 rescuer_thread+0x780/0xcf0 kernel/workqueue.c:2599 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:wg-crypt-wg1 state:I stack:29960 pid: 3706 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 rescuer_thread+0x780/0xcf0 kernel/workqueue.c:2599 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:wg-crypt-wg2 state:I stack:29968 pid: 3707 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 rescuer_thread+0x780/0xcf0 kernel/workqueue.c:2599 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/u16:3 state:I stack:26472 pid: 3708 ppid: 2 flags:0x00004000 Workqueue: 0x0 (phy4) Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/0:3 state:I stack:22088 pid: 3709 ppid: 2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/3:3 state:R running task stack:21744 pid: 3710 ppid: 2 flags:0x00004000 Workqueue: 0x0 (wg-crypt-wg2) Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/0:4 state:I stack:22120 pid: 3711 ppid: 2 flags:0x00004000 Workqueue: 0x0 (wg-crypt-wg0) Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/1:4 state:D stack:22120 pid: 3712 ppid: 2 flags:0x00004000 Workqueue: usb_hub_wq hub_event Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 schedule_timeout+0x14a/0x2a0 kernel/time/timer.c:1935 do_wait_for_common kernel/sched/completion.c:85 [inline] __wait_for_common+0x378/0x530 kernel/sched/completion.c:106 usb_start_wait_urb+0x144/0x4c0 drivers/usb/core/message.c:63 usb_internal_control_msg drivers/usb/core/message.c:102 [inline] usb_control_msg+0x31c/0x4a0 drivers/usb/core/message.c:153 usb_get_descriptor+0xdd/0x1d0 drivers/usb/core/message.c:793 usb_get_configuration+0x296/0x3b30 drivers/usb/core/config.c:898 usb_enumerate_device drivers/usb/core/hub.c:2398 [inline] usb_new_device+0x58b/0x7d0 drivers/usb/core/hub.c:2536 hub_port_connect drivers/usb/core/hub.c:5363 [inline] hub_port_connect_change drivers/usb/core/hub.c:5507 [inline] port_event drivers/usb/core/hub.c:5663 [inline] hub_event+0x25d5/0x4690 drivers/usb/core/hub.c:5745 process_one_work+0x996/0x1610 kernel/workqueue.c:2289 worker_thread+0x665/0x1080 kernel/workqueue.c:2436 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/3:4 state:I stack:22032 pid: 3714 ppid: 2 flags:0x00004000 Workqueue: 0x0 (wg-crypt-wg1) Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/3:5 state:I stack:21704 pid: 3715 ppid: 2 flags:0x00004000 Workqueue: 0x0 (wg-crypt-wg0) Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/0:5 state:I stack:27096 pid: 3716 ppid: 2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/1:5 state:I stack:28176 pid: 3717 ppid: 2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/2:3 state:I stack:22192 pid: 3718 ppid: 2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/1:6 state:I stack:22480 pid: 3739 ppid: 2 flags:0x00004000 Workqueue: 0x0 (events) Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:udevd state:S stack:26992 pid: 3746 ppid: 3130 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 ep_poll fs/eventpoll.c:1856 [inline] do_epoll_wait+0x1290/0x1930 fs/eventpoll.c:2234 __do_sys_epoll_wait fs/eventpoll.c:2246 [inline] __se_sys_epoll_wait fs/eventpoll.c:2241 [inline] __x64_sys_epoll_wait+0x158/0x270 fs/eventpoll.c:2241 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f6e85f33e46 RSP: 002b:00007ffc34d3b418 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6e85f33e46 RDX: 0000000000000004 RSI: 00007ffc34d3b458 RDI: 0000000000000004 RBP: 000055d3cf820320 R08: 0000000000000007 R09: 000055d3cf833940 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055d3cf83a1b0 R13: 00007ffc34d3b458 R14: 00000000ffffffff R15: 000055d3cf8042c0 task:udevd state:S stack:26672 pid: 3747 ppid: 3130 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 ep_poll fs/eventpoll.c:1856 [inline] do_epoll_wait+0x1290/0x1930 fs/eventpoll.c:2234 __do_sys_epoll_wait fs/eventpoll.c:2246 [inline] __se_sys_epoll_wait fs/eventpoll.c:2241 [inline] __x64_sys_epoll_wait+0x158/0x270 fs/eventpoll.c:2241 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f6e85f33e46 RSP: 002b:00007ffc34d3b418 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6e85f33e46 RDX: 0000000000000004 RSI: 00007ffc34d3b458 RDI: 0000000000000004 RBP: 000055d3cf862940 R08: 0000000000000007 R09: 000055d3cf835b10 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055d3cf84a310 R13: 00007ffc34d3b458 R14: 00000000ffffffff R15: 000055d3cf8042c0 task:kworker/u16:4 state:I stack:27048 pid: 3748 ppid: 2 flags:0x00004000 Workqueue: 0x0 (phy4) Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/u16:5 state:I stack:27424 pid: 3749 ppid: 2 flags:0x00004000 Workqueue: 0x0 (phy3) Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/2:4 state:D stack:22120 pid: 3750 ppid: 2 flags:0x00004000 Workqueue: usb_hub_wq hub_event Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 usb_kill_urb.part.0+0x19a/0x220 drivers/usb/core/urb.c:726 usb_kill_urb+0x7f/0xa0 drivers/usb/core/urb.c:715 usb_hcd_flush_endpoint+0x35b/0x410 drivers/usb/core/hcd.c:1831 usb_disable_endpoint drivers/usb/core/message.c:1303 [inline] usb_disable_interface+0x327/0x3c0 drivers/usb/core/message.c:1349 usb_unbind_interface+0x3d2/0x8e0 drivers/usb/core/driver.c:456 device_remove drivers/base/dd.c:545 [inline] device_remove+0x11f/0x170 drivers/base/dd.c:537 __device_release_driver drivers/base/dd.c:1222 [inline] device_release_driver_internal+0x4a1/0x700 drivers/base/dd.c:1248 bus_remove_device+0x2eb/0x5a0 drivers/base/bus.c:529 device_del+0x4f3/0xc80 drivers/base/core.c:3615 usb_disable_device+0x35b/0x7b0 drivers/usb/core/message.c:1419 usb_disconnect.cold+0x278/0x6ec drivers/usb/core/hub.c:2228 hub_port_connect drivers/usb/core/hub.c:5207 [inline] hub_port_connect_change drivers/usb/core/hub.c:5507 [inline] port_event drivers/usb/core/hub.c:5663 [inline] hub_event+0x1e83/0x4690 drivers/usb/core/hub.c:5745 process_one_work+0x996/0x1610 kernel/workqueue.c:2289 worker_thread+0x665/0x1080 kernel/workqueue.c:2436 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:udevd state:S stack:26520 pid: 3751 ppid: 3130 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 ep_poll fs/eventpoll.c:1856 [inline] do_epoll_wait+0x1290/0x1930 fs/eventpoll.c:2234 __do_sys_epoll_wait fs/eventpoll.c:2246 [inline] __se_sys_epoll_wait fs/eventpoll.c:2241 [inline] __x64_sys_epoll_wait+0x158/0x270 fs/eventpoll.c:2241 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f6e85f33e46 RSP: 002b:00007ffc34d3b418 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6e85f33e46 RDX: 0000000000000004 RSI: 00007ffc34d3b458 RDI: 0000000000000004 RBP: 000055d3cf83e240 R08: 0000000000000007 R09: 000055d3cf820030 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055d3cf838a40 R13: 00007ffc34d3b458 R14: 00000000ffffffff R15: 000055d3cf8042c0 task:udevd state:S stack:26904 pid: 3752 ppid: 3130 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 ep_poll fs/eventpoll.c:1856 [inline] do_epoll_wait+0x1290/0x1930 fs/eventpoll.c:2234 __do_sys_epoll_wait fs/eventpoll.c:2246 [inline] __se_sys_epoll_wait fs/eventpoll.c:2241 [inline] __x64_sys_epoll_wait+0x158/0x270 fs/eventpoll.c:2241 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f6e85f33e46 RSP: 002b:00007ffc34d3b418 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6e85f33e46 RDX: 0000000000000004 RSI: 00007ffc34d3b458 RDI: 0000000000000004 RBP: 000055d3cf833840 R08: 0000000000000007 R09: 000055d3cf82d840 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055d3cf838c50 R13: 00007ffc34d3b458 R14: 00000000ffffffff R15: 000055d3cf8042c0 task:syz-executor.1 state:S stack:28080 pid: 3765 ppid: 3677 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 do_wait+0x5f4/0xce0 kernel/exit.c:1537 kernel_wait4+0x14c/0x260 kernel/exit.c:1681 __do_sys_wait4+0x13f/0x150 kernel/exit.c:1709 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fc81c2876d6 RSP: 002b:00007ffc7502f258 EFLAGS: 00000246 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 0000000000000eb6 RCX: 00007fc81c2876d6 RDX: 0000000040000000 RSI: 00007ffc7502f26c RDI: 00000000ffffffff RBP: 00007ffc7502f26c R08: 0000000000000000 R09: 0000555557302400 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000fffffff1 R13: 00007ffc7502f360 R14: 0000000000000000 R15: 0000000000000000 task:syz-executor.1 state:S stack:24152 pid: 3766 ppid: 3765 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 do_wait+0x5f4/0xce0 kernel/exit.c:1537 kernel_wait4+0x14c/0x260 kernel/exit.c:1681 __do_sys_wait4+0x13f/0x150 kernel/exit.c:1709 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fc81c287717 RSP: 002b:00007ffc7502f030 EFLAGS: 00000293 ORIG_RAX: 000000000000003d RAX: ffffffffffffffda RBX: 00000000000000cb RCX: 00007fc81c287717 RDX: 0000000040000000 RSI: 00007ffc7502f0bc RDI: 00000000ffffffff RBP: 00007ffc7502f0bc R08: 0000000000000000 R09: 00007fc81c370640 R10: 0000000000000000 R11: 0000000000000293 R12: 0000555557303810 R13: 000055555730386b R14: 0000000000000000 R15: 00007ffc7502f120 task:bond0 state:I stack:29968 pid: 3768 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 rescuer_thread+0x780/0xcf0 kernel/workqueue.c:2599 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:wg-crypt-wg0 state:I stack:30528 pid: 3769 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 rescuer_thread+0x780/0xcf0 kernel/workqueue.c:2599 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:wg-crypt-wg1 state:I stack:29960 pid: 3770 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 rescuer_thread+0x780/0xcf0 kernel/workqueue.c:2599 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:wg-crypt-wg2 state:I stack:29968 pid: 3771 ppid: 2 flags:0x00004000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 rescuer_thread+0x780/0xcf0 kernel/workqueue.c:2599 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:kworker/2:5 state:D stack:22016 pid: 3772 ppid: 2 flags:0x00004000 Workqueue: usb_hub_wq hub_event Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 schedule_timeout+0x1db/0x2a0 kernel/time/timer.c:1911 ___down_common kernel/locking/semaphore.c:225 [inline] __down_common+0x363/0x770 kernel/locking/semaphore.c:246 down+0x70/0x90 kernel/locking/semaphore.c:63 hid_device_remove+0x25/0x200 drivers/hid/hid-core.c:2621 device_remove+0xc8/0x170 drivers/base/dd.c:543 __device_release_driver drivers/base/dd.c:1222 [inline] device_release_driver_internal+0x4a1/0x700 drivers/base/dd.c:1248 bus_remove_device+0x2eb/0x5a0 drivers/base/bus.c:529 device_del+0x4f3/0xc80 drivers/base/core.c:3615 hid_remove_device drivers/hid/hid-core.c:2796 [inline] hid_destroy_device+0xe1/0x150 drivers/hid/hid-core.c:2815 usbhid_disconnect+0x9f/0xe0 drivers/hid/usbhid/hid-core.c:1451 usb_unbind_interface+0x1d8/0x8e0 drivers/usb/core/driver.c:458 device_remove drivers/base/dd.c:545 [inline] device_remove+0x11f/0x170 drivers/base/dd.c:537 __device_release_driver drivers/base/dd.c:1222 [inline] device_release_driver_internal+0x4a1/0x700 drivers/base/dd.c:1248 bus_remove_device+0x2eb/0x5a0 drivers/base/bus.c:529 device_del+0x4f3/0xc80 drivers/base/core.c:3615 usb_disable_device+0x35b/0x7b0 drivers/usb/core/message.c:1419 usb_disconnect.cold+0x278/0x6ec drivers/usb/core/hub.c:2228 hub_port_connect drivers/usb/core/hub.c:5207 [inline] hub_port_connect_change drivers/usb/core/hub.c:5507 [inline] port_event drivers/usb/core/hub.c:5663 [inline] hub_event+0x1e83/0x4690 drivers/usb/core/hub.c:5745 process_one_work+0x996/0x1610 kernel/workqueue.c:2289 worker_thread+0x665/0x1080 kernel/workqueue.c:2436 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:udevd state:S stack:27072 pid: 3789 ppid: 3130 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 ep_poll fs/eventpoll.c:1856 [inline] do_epoll_wait+0x1290/0x1930 fs/eventpoll.c:2234 __do_sys_epoll_wait fs/eventpoll.c:2246 [inline] __se_sys_epoll_wait fs/eventpoll.c:2241 [inline] __x64_sys_epoll_wait+0x158/0x270 fs/eventpoll.c:2241 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f6e85f33e46 RSP: 002b:00007ffc34d3b418 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6e85f33e46 RDX: 0000000000000004 RSI: 00007ffc34d3b458 RDI: 0000000000000004 RBP: 000055d3cf833840 R08: 0000000000000007 R09: 000055d3cf835b10 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055d3cf842d30 R13: 00007ffc34d3b458 R14: 00000000ffffffff R15: 000055d3cf8042c0 task:udevd state:S stack:27528 pid: 3941 ppid: 3130 flags:0x00000000 Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296 ep_poll fs/eventpoll.c:1856 [inline] do_epoll_wait+0x1290/0x1930 fs/eventpoll.c:2234 __do_sys_epoll_wait fs/eventpoll.c:2246 [inline] __se_sys_epoll_wait fs/eventpoll.c:2241 [inline] __x64_sys_epoll_wait+0x158/0x270 fs/eventpoll.c:2241 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f6e85f33e46 RSP: 002b:00007ffc34d3b418 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8 RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6e85f33e46 RDX: 0000000000000004 RSI: 00007ffc34d3b458 RDI: 0000000000000004 RBP: 000055d3cf847bb0 R08: 0000000000000007 R09: 000055d3cf812a70 R10: 00000000ffffffff R11: 0000000000000246 R12: 000055d3cf862820 R13: 00007ffc34d3b458 R14: 00000000ffffffff R15: 000055d3cf8042c0 task:kworker/u16:6 state:I stack:27720 pid: 4070 ppid: 2 flags:0x00004000 Workqueue: 0x0 (bat_events) Call Trace: context_switch kernel/sched/core.c:5178 [inline] __schedule+0xa00/0x4c10 kernel/sched/core.c:6490 schedule+0xda/0x1b0 kernel/sched/core.c:6566 worker_thread+0x15c/0x1080 kernel/workqueue.c:2457 kthread+0x2e9/0x3a0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:306 task:syz-executor.1 state:R running task stack:32592 pid: 4591 ppid: 3766 flags:0x00004004 Call Trace: __switch_to_asm+0x70/0x70 arch/x86/entry/entry_64.S:275 INFO: lockdep is turned off. keytouch 0003:0926:3333.0194: can't resubmit intr, dummy_hcd.1-1/input0, status -19 ---------------- Code disassembly (best guess): 0: 74 24 je 0x26 2: 10 e8 adc %ch,%al 4: 7a ed jp 0xfffffff3 6: e2 f7 loop 0xffffffff 8: 48 89 ef mov %rbp,%rdi b: e8 12 6f e3 f7 callq 0xf7e36f22 10: 81 e3 00 02 00 00 and $0x200,%ebx 16: 75 25 jne 0x3d 18: 9c pushfq 19: 58 pop %rax 1a: f6 c4 02 test $0x2,%ah 1d: 75 2d jne 0x4c 1f: 48 85 db test %rbx,%rbx 22: 74 01 je 0x25 24: fb sti 25: bf 01 00 00 00 mov $0x1,%edi * 2a: e8 f3 70 d6 f7 callq 0xf7d67122 <-- trapping instruction 2f: 65 8b 05 5c 98 87 76 mov %gs:0x7687985c(%rip),%eax # 0x76879892 36: 85 c0 test %eax,%eax 38: 74 0a je 0x44 3a: 5b pop %rbx 3b: 5d pop %rbp 3c: c3 retq 3d: e8 .byte 0xe8 3e: d0 .byte 0xd0 3f: 83 .byte 0x83