#0: ffffffff882766c8 (wdm_mutex){+.+.}-{3:3}, at: wdm_release+0x49/0x420 drivers/usb/class/cdc-wdm.c:764
#1: ffff88810cfe3578 (&port_dev->status_lock){+.+.}-{3:3}, at: usb_lock_port drivers/usb/core/hub.c:3095 [inline]
#1: ffff88810cfe3578 (&port_dev->status_lock){+.+.}-{3:3}, at: usb_port_resume+0x2a6/0x1950 drivers/usb/core/hub.c:3653
1 lock held by syz-executor.1/16355:
#0: ffffffff8789aee8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:290 [inline]
#0: ffffffff8789aee8 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x4fa/0x620 kernel/rcu/tree_exp.h:840
=============================================
rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 1-....: (19 ticks this GP) idle=bd5/0/0x3 softirq=60972/60974 fqs=6
(t=10560 jiffies g=88037 q=239)
NMI backtrace for cpu 1
CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.17.0-rc8-syzkaller-00178-g46d2c20b0b10 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
nmi_cpu_backtrace.cold+0x47/0x144 lib/nmi_backtrace.c:111
nmi_trigger_cpumask_backtrace+0x1e6/0x230 lib/nmi_backtrace.c:62
trigger_single_cpu_backtrace include/linux/nmi.h:164 [inline]
rcu_dump_cpu_stacks+0x25e/0x3f0 kernel/rcu/tree_stall.h:343
print_cpu_stall kernel/rcu/tree_stall.h:604 [inline]
check_cpu_stall kernel/rcu/tree_stall.h:688 [inline]
rcu_pending kernel/rcu/tree.c:3919 [inline]
rcu_sched_clock_irq.cold+0x9f/0x755 kernel/rcu/tree.c:2617
update_process_times+0x16d/0x200 kernel/time/timer.c:1785
tick_sched_handle+0x9b/0x180 kernel/time/tick-sched.c:226
tick_sched_timer+0x1b0/0x2d0 kernel/time/tick-sched.c:1428
__run_hrtimer kernel/time/hrtimer.c:1685 [inline]
__hrtimer_run_queues+0x1c0/0xe50 kernel/time/hrtimer.c:1749
hrtimer_interrupt+0x31c/0x790 kernel/time/hrtimer.c:1811
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1086 [inline]
__sysvec_apic_timer_interrupt+0x146/0x530 arch/x86/kernel/apic/apic.c:1103
sysvec_apic_timer_interrupt+0x3b/0xc0 arch/x86/kernel/apic/apic.c:1097
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638
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 4a 17 53 fb 48 89 ef e8 a2 95 53 fb 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 e3 28 49 fb 65 8b 05 1c 05 2c 7a 85 c0 74 0a 5b 5d c3 e8 50 ca
RSP: 0018:ffffc90000158c80 EFLAGS: 00000206
RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff150603e
RDX: 0000000000000000 RSI: 0000000000000102 RDI: 0000000000000001
RBP: ffff88811c44c218 R08: 0000000000000001 R09: ffffffff8a7ef7af
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000246
R13: ffff88811c44c218 R14: 0000000000000021 R15: ffff88811c44c108
spin_unlock_irqrestore include/linux/spinlock.h:404 [inline]
input_repeat_key+0x118/0x380 drivers/input/input.c:201
call_timer_fn+0x1a5/0x6b0 kernel/time/timer.c:1421
expire_timers kernel/time/timer.c:1466 [inline]
__run_timers.part.0+0x67c/0xa30 kernel/time/timer.c:1734
__run_timers kernel/time/timer.c:1715 [inline]
run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1747
__do_softirq+0x288/0x9a5 kernel/softirq.c:558
invoke_softirq kernel/softirq.c:432 [inline]
__irq_exit_rcu+0x113/0x170 kernel/softirq.c:637
irq_exit_rcu+0x5/0x20 kernel/softirq.c:649
sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1097
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638
RIP: 0010:native_save_fl arch/x86/include/asm/irqflags.h:29 [inline]
RIP: 0010:arch_local_save_flags arch/x86/include/asm/irqflags.h:70 [inline]
RIP: 0010:arch_irqs_disabled arch/x86/include/asm/irqflags.h:130 [inline]
RIP: 0010:acpi_safe_halt drivers/acpi/processor_idle.c:116 [inline]
RIP: 0010:acpi_idle_do_entry+0x1c6/0x250 drivers/acpi/processor_idle.c:556
Code: 89 de e8 5d a0 6d fb 84 db 75 ac e8 d4 9d 6d fb e8 3f d1 73 fb eb 0c e8 c8 9d 6d fb 0f 00 2d 11 e2 73 00 e8 bc 9d 6d fb fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 97 a1 6d fb 48 85 db
RSP: 0018:ffffc900000efd18 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff8881002c1c00 RSI: ffffffff85d66314 RDI: 0000000000000000
RBP: ffff88810036a064 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff814a3478 R11: 0000000000000000 R12: 0000000000000001
R13: ffff88810036a000 R14: ffff88810036a064 R15: ffff88810a4c2004
acpi_idle_enter+0x361/0x500 drivers/acpi/processor_idle.c:692
cpuidle_enter_state+0x1b1/0xc80 drivers/cpuidle/cpuidle.c:237
cpuidle_enter+0x4a/0xa0 drivers/cpuidle/cpuidle.c:351
call_cpuidle kernel/sched/idle.c:158 [inline]
cpuidle_idle_call kernel/sched/idle.c:239 [inline]
do_idle+0x3e8/0x590 kernel/sched/idle.c:306
cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:403
start_secondary+0x265/0x340 arch/x86/kernel/smpboot.c:272
secondary_startup_64_no_verify+0xc3/0xcb
task:init state:S stack:22960 pid: 1 ppid: 0 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296
freezable_schedule_hrtimeout_range include/linux/freezer.h:250 [inline]
do_sigtimedwait+0x48d/0x7b0 kernel/signal.c:3607
__do_sys_rt_sigtimedwait kernel/signal.c:3651 [inline]
__se_sys_rt_sigtimedwait kernel/signal.c:3629 [inline]
__x64_sys_rt_sigtimedwait+0x1a2/0x2c0 kernel/signal.c:3629
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+0x44/0xae
RIP: 0033:0x7f325bfdaac4
RSP: 002b:00007fff7974ee20 EFLAGS: 00000246 ORIG_RAX: 0000000000000080
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f325bfdaac4
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f325c223498
RBP: 00007f325c223490 R08: 00000000ffffffff R09: 0000000000000000
R10: 0000000000000008 R11: 0000000000000246 R12: 00007fff7974ee88
R13: 00007fff7974ee7c R14: 0000000000000000 R15: 0000000000000000
task:kthreadd state:S stack:28160 pid: 2 ppid: 0 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
kthreadd+0x592/0x750 kernel/kthread.c:734
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:rcu_gp state:I stack:30184 pid: 3 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:rcu_par_gp state:I stack:30760 pid: 4 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:kworker/0:0 state:I stack:22296 pid: 5 ppid: 2 flags:0x00004000
Workqueue: 0x0 (events)
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
worker_thread+0x159/0x1110 kernel/workqueue.c:2475
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:kworker/0:0H state:I stack:29544 pid: 6 ppid: 2 flags:0x00004000
Workqueue: 0x0 (events_highpri)
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
worker_thread+0x159/0x1110 kernel/workqueue.c:2475
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:mm_percpu_wq state:I stack:30824 pid: 9 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:rcu_tasks_kthre state:I stack:28992 pid: 10 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rcu_tasks_kthread+0x362/0x4f0 kernel/rcu/tasks.h:512
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:ksoftirqd/0 state:S stack:24872 pid: 11 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
smpboot_thread_fn+0x2eb/0x9c0 kernel/smpboot.c:160
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:rcu_preempt state:I stack:29456 pid: 12 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
schedule_timeout+0x14a/0x2a0 kernel/time/timer.c:1881
rcu_gp_fqs_loop+0x184/0x670 kernel/rcu/tree.c:1963
rcu_gp_kthread+0x1a1/0x250 kernel/rcu/tree.c:2136
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:migration/0 state:S stack:30544 pid: 13 ppid: 2 flags:0x00004000
Stopper: 0x0 <- 0x0
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
smpboot_thread_fn+0x2eb/0x9c0 kernel/smpboot.c:160
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:cpuhp/0 state:S stack:27952 pid: 14 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
smpboot_thread_fn+0x2eb/0x9c0 kernel/smpboot.c:160
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:cpuhp/1 state:S stack:28032 pid: 15 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
smpboot_thread_fn+0x2eb/0x9c0 kernel/smpboot.c:160
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:migration/1 state:R running task stack:30184 pid: 16 ppid: 2 flags:0x00004000
Stopper: 0x0 <- 0x0
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
smpboot_thread_fn+0x2eb/0x9c0 kernel/smpboot.c:160
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:ksoftirqd/1 state:S stack:25536 pid: 17 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
smpboot_thread_fn+0x2eb/0x9c0 kernel/smpboot.c:160
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:kworker/1:0 state:I stack:24168 pid: 18 ppid: 2 flags:0x00004000
Workqueue: 0x0 (rcu_gp)
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
worker_thread+0x159/0x1110 kernel/workqueue.c:2475
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:kworker/1:0H state:I stack:29360 pid: 19 ppid: 2 flags:0x00004000
Workqueue: 0x0 (events_highpri)
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
worker_thread+0x159/0x1110 kernel/workqueue.c:2475
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:kdevtmpfs state:S stack:27368 pid: 20 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
devtmpfs_work_loop drivers/base/devtmpfs.c:417 [inline]
devtmpfsd+0x286/0x2a3 drivers/base/devtmpfs.c:450
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:netns state:I stack:30760 pid: 21 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:inet_frag_wq state:I stack:30632 pid: 22 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:kworker/1:1 state:R running task stack:21760 pid: 23 ppid: 2 flags:0x00004000
Workqueue: 0x0 (events)
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
worker_thread+0x159/0x1110 kernel/workqueue.c:2475
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:kauditd state:S stack:29592 pid: 24 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
freezable_schedule include/linux/freezer.h:172 [inline]
kauditd_thread+0x5f8/0xba0 kernel/audit.c:903
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:khungtaskd state:S stack:29808 pid: 25 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
schedule_timeout+0x14a/0x2a0 kernel/time/timer.c:1881
watchdog+0xf9/0xf50 kernel/hung_task.c:373
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:oom_reaper state:S stack:30416 pid: 26 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
freezable_schedule include/linux/freezer.h:172 [inline]
oom_reaper+0xa66/0xd90 mm/oom_kill.c:649
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:writeback state:I stack:30336 pid: 27 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:kcompactd0 state:S stack:29616 pid: 28 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
schedule_timeout+0x14a/0x2a0 kernel/time/timer.c:1881
freezable_schedule_timeout include/linux/freezer.h:192 [inline]
kcompactd+0xa10/0xeb0 mm/compaction.c:2937
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:kblockd state:I stack:30336 pid: 29 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:tpm_dev_wq state:I stack:30280 pid: 30 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:ata_sff state:I stack:30336 pid: 31 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:md state:I stack:30760 pid: 32 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:edac-poller state:I stack:30632 pid: 33 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:kworker/u4:1 state:I stack:23952 pid: 34 ppid: 2 flags:0x00004000
Workqueue: 0x0 (ext4-rsv-conversion)
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
worker_thread+0x159/0x1110 kernel/workqueue.c:2475
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:kworker/1:1H state:I stack:27800 pid: 35 ppid: 2 flags:0x00004000
Workqueue: 0x0 (kblockd)
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
worker_thread+0x159/0x1110 kernel/workqueue.c:2475
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:rpciod state:I stack:30760 pid: 36 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:xprtiod state:I stack:30760 pid: 37 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:cfg80211 state:I stack:30760 pid: 38 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:kswapd0 state:S stack:30056 pid: 63 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
kswapd_try_to_sleep mm/vmscan.c:4429 [inline]
kswapd+0xc04/0xe10 mm/vmscan.c:4491
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:nfsiod state:I stack:30328 pid: 65 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:kworker/1:2 state:I stack:21984 pid: 69 ppid: 2 flags:0x00004000
Workqueue: 0x0 (events)
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
worker_thread+0x159/0x1110 kernel/workqueue.c:2475
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:acpi_thermal_pm state:I stack:30632 pid: 102 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:hwrng state:S stack:29448 pid: 149 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
schedule_timeout+0x14a/0x2a0 kernel/time/timer.c:1881
add_hwgenerator_randomness+0x23e/0x320 drivers/char/random.c:2216
hwrng_fillfn+0x1e7/0x2d0 drivers/char/hw_random/core.c:446
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:scsi_eh_0 state:S stack:29888 pid: 192 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
scsi_error_handler+0x514/0xe80 drivers/scsi/scsi_error.c:2248
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:scsi_tmf_0 state:I stack:30336 pid: 193 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:target_completi state:I stack:30336 pid: 218 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:target_submissi state:I stack:30280 pid: 219 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:xcopy_wq state:I stack:30632 pid: 220 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:kworker/0:1H state:I stack:27440 pid: 253 ppid: 2 flags:0x00004000
Workqueue: 0x0 (kblockd)
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
worker_thread+0x159/0x1110 kernel/workqueue.c:2475
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:libertastf state:I stack:30632 pid: 288 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:zd1211rw state:I stack:29848 pid: 307 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:u132 state:I stack:29864 pid: 371 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:uas state:I stack:30336 pid: 383 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:usbip_event state:I stack:30624 pid: 661 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:pvrusb2-context state:S stack:26952 pid: 879 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
pvr2_context_thread_func+0x5de/0x850 drivers/media/usb/pvrusb2/pvrusb2-context.c:160
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:kvub300c state:I stack:30632 pid: 919 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:kvub300p state:I stack:30632 pid: 920 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:kvub300d state:I stack:30336 pid: 921 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:kmemstick state:I stack:29864 pid: 925 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:elousb state:I stack:30624 pid: 946 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:mld state:I stack:30336 pid: 1085 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:ipv6_addrconf state:I stack:30144 pid: 1086 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:kworker/0:2 state:I stack:23112 pid: 1130 ppid: 2 flags:0x00004000
Workqueue: 0x0 (events)
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
worker_thread+0x159/0x1110 kernel/workqueue.c:2475
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:jbd2/sda1-8 state:D stack:24808 pid: 1134 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
jbd2_journal_wait_updates+0x20f/0x2b0 fs/jbd2/transaction.c:859
jbd2_journal_commit_transaction+0x73f/0x69b0 fs/jbd2/commit.c:488
kjournald2+0x1d0/0x930 fs/jbd2/journal.c:213
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:ext4-rsv-conver state:I stack:30336 pid: 1135 ppid: 2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
rescuer_thread+0x796/0xd20 kernel/workqueue.c:2617
kthread+0x2ef/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
task:syslogd state:S stack:25992 pid: 1151 ppid: 1 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
schedule_timeout+0x1db/0x2a0 kernel/time/timer.c:1857
__skb_wait_for_more_packets+0x35b/0x5e0 net/core/datagram.c:122
__unix_dgram_recvmsg+0x202/0xb80 net/unix/af_unix.c:2404
sock_recvmsg_nosec net/socket.c:948 [inline]
sock_recvmsg net/socket.c:966 [inline]
sock_recvmsg net/socket.c:962 [inline]
sock_read_iter+0x33c/0x470 net/socket.c:1039
call_read_iter include/linux/fs.h:2068 [inline]
new_sync_read+0x5c2/0x6e0 fs/read_write.c:400
vfs_read+0x35c/0x600 fs/read_write.c:481
ksys_read+0x1ee/0x250 fs/read_write.c:619
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+0x44/0xae
RIP: 0033:0x7ff052e1e8fe
RSP: 002b:00007fff635eca98 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007ff052e1e8fe
RDX: 00000000000000ff RSI: 00005629b6199950 RDI: 0000000000000000
RBP: 00005629b6199910 R08: 00007ff052eae040 R09: 00007ff052eae0c0
R10: 00007ff052eadfc0 R11: 0000000000000246 R12: 00005629b61999a1
R13: 00005629b6199950 R14: 0000000000000000 R15: 0000000000000000
task:acpid state:S stack:24144 pid: 1154 ppid: 1 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296
poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244
do_select+0x11a1/0x16a0 fs/select.c:607
core_sys_select+0x3c2/0x9c0 fs/select.c:681
do_pselect.constprop.0+0x17b/0x1c0 fs/select.c:763
__do_sys_pselect6 fs/select.c:804 [inline]
__se_sys_pselect6 fs/select.c:795 [inline]
__x64_sys_pselect6+0x17f/0x230 fs/select.c:795
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+0x44/0xae
RIP: 0033:0x7f8fbe072bf4
RSP: 002b:00007ffc3d9e04f0 EFLAGS: 00000246 ORIG_RAX: 000000000000010e
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8fbe072bf4
RDX: 0000000000000000 RSI: 00007ffc3d9e05f8 RDI: 000000000000000a
RBP: 0000000000000006 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc3d9e05f8
R13: 0000000000000040 R14: 0000000000000009 R15: 0000000000000000
task:klogd state:S stack:26312 pid: 1158 ppid: 1 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
syslog_print+0x1c2/0x580 kernel/printk/printk.c:1503
do_syslog.part.0+0x202/0x640 kernel/printk/printk.c:1655
do_syslog kernel/printk/printk.c:1745 [inline]
__do_sys_syslog kernel/printk/printk.c:1747 [inline]
__se_sys_syslog kernel/printk/printk.c:1745 [inline]
__x64_sys_syslog+0x97/0xc0 kernel/printk/printk.c:1745
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+0x44/0xae
RIP: 0033:0x7f949fe7f8b7
RSP: 002b:00007ffda41e9f58 EFLAGS: 00000206 ORIG_RAX: 0000000000000067
RAX: ffffffffffffffda RBX: 00007f94a000c490 RCX: 00007f949fe7f8b7
RDX: 00000000000003ff RSI: 00007f94a000c490 RDI: 0000000000000002
RBP: 0000000000000000 R08: 0000000000000007 R09: 000055c8a28eceb0
R10: 0000000000004000 R11: 0000000000000206 R12: 00007f94a000c490
R13: 00007f94a000c4c9 R14: 00007f94a000c4c9 R15: 0000000000000000
task:udevd state:S stack:25976 pid: 1169 ppid: 1 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296
ep_poll fs/eventpoll.c:1856 [inline]
do_epoll_wait+0x1298/0x1940 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+0x44/0xae
RIP: 0033:0x7f311b433e46
RSP: 002b:00007fffdd70a0a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 00007fffdd70a1a8 RCX: 00007f311b433e46
RDX: 0000000000000008 RSI: 00007fffdd70a1a8 RDI: 000000000000000b
RBP: 00005573ad4f8630 R08: 0000000000000007 R09: 00005573ad4f8630
R10: 00000000ffffffff R11: 0000000000000246 R12: 00000000ffffffff
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
task:dbus-daemon state:S stack:28712 pid: 1192 ppid: 1 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296
ep_poll fs/eventpoll.c:1856 [inline]
do_epoll_wait+0x1298/0x1940 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+0x44/0xae
RIP: 0033:0x7f538ca42e46
RSP: 002b:00007ffc7e16a518 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 00007ffc7e16a528 RCX: 00007f538ca42e46
RDX: 0000000000000040 RSI: 00007ffc7e16a528 RDI: 0000000000000003
RBP: 00007ffc7e16a8b8 R08: 000000000000000a R09: 00007ffc7e1bf080
R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007ffc7e16a8b8 R15: 00007ffc7e16ab5c
task:dhcpcd state:S stack:27104 pid: 1205 ppid: 1 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
schedule_hrtimeout_range_clock+0x195/0x390 kernel/time/hrtimer.c:2305
poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244
do_poll fs/select.c:965 [inline]
do_sys_poll+0x885/0xeb0 fs/select.c:1015
__do_sys_ppoll fs/select.c:1121 [inline]
__se_sys_ppoll fs/select.c:1101 [inline]
__x64_sys_ppoll+0x210/0x280 fs/select.c:1101
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+0x44/0xae
RIP: 0033:0x7fc4430719fb
RSP: 002b:00007fff8c0fa310 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 000055b2e46f8e20 RCX: 00007fc4430719fb
RDX: 00007fff8c0fa330 RSI: 0000000000000004 RDI: 000055b2e47161f0
RBP: 00007fff8c0fa650 R08: 0000000000000008 R09: 00007fff8c109080
R10: 00007fff8c0fa650 R11: 0000000000000246 R12: 00007fff8c0fa330
R13: 000055b2e3186610 R14: 0000000000000000 R15: 0000000000000000
task:dhcpcd state:S stack:23920 pid: 1206 ppid: 1205 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296
poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244
do_poll fs/select.c:965 [inline]
do_sys_poll+0x885/0xeb0 fs/select.c:1015
__do_sys_ppoll fs/select.c:1121 [inline]
__se_sys_ppoll fs/select.c:1101 [inline]
__x64_sys_ppoll+0x210/0x280 fs/select.c:1101
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+0x44/0xae
RIP: 0033:0x7fc4430719fb
RSP: 002b:00007fff8c0fa310 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 000055b2e46f8e20 RCX: 00007fc4430719fb
RDX: 0000000000000000 RSI: 0000000000000003 RDI: 000055b2e46f8e00
RBP: 00007fff8c0fa650 R08: 0000000000000008 R09: 000055b2e470d1a0
R10: 00007fff8c0fa650 R11: 0000000000000246 R12: 0000000000000000
R13: 000055b2e3186610 R14: 0000000000000003 R15: 0000000000000000
task:dhcpcd state:S stack:28248 pid: 1207 ppid: 1205 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296
poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244
do_poll fs/select.c:965 [inline]
do_sys_poll+0x885/0xeb0 fs/select.c:1015
__do_sys_ppoll fs/select.c:1121 [inline]
__se_sys_ppoll fs/select.c:1101 [inline]
__x64_sys_ppoll+0x210/0x280 fs/select.c:1101
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+0x44/0xae
RIP: 0033:0x7fc4430719fb
RSP: 002b:00007fff8c0fa310 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 000055b2e46f8e20 RCX: 00007fc4430719fb
RDX: 0000000000000000 RSI: 0000000000000004 RDI: 000055b2e4702650
RBP: 00007fff8c0fa650 R08: 0000000000000008 R09: 00007fc44313da60
R10: 00007fff8c0fa650 R11: 0000000000000246 R12: 0000000000000000
R13: 000055b2e3186610 R14: 0000000000000003 R15: 0000000000000000
task:dhcpcd state:S stack:28248 pid: 1208 ppid: 1205 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296
poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244
do_poll fs/select.c:965 [inline]
do_sys_poll+0x885/0xeb0 fs/select.c:1015
__do_sys_ppoll fs/select.c:1121 [inline]
__se_sys_ppoll fs/select.c:1101 [inline]
__x64_sys_ppoll+0x210/0x280 fs/select.c:1101
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+0x44/0xae
RIP: 0033:0x7fc4430719fb
RSP: 002b:00007fff8c0fa310 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 000055b2e46f8e20 RCX: 00007fc4430719fb
RDX: 0000000000000000 RSI: 0000000000000005 RDI: 000055b2e4702650
RBP: 00007fff8c0fa650 R08: 0000000000000008 R09: 00007fc44313da60
R10: 00007fff8c0fa650 R11: 0000000000000246 R12: 0000000000000000
R13: 000055b2e3186610 R14: 0000000000000003 R15: 0000000000000000
task:dhcpcd state:S stack:26000 pid: 1226 ppid: 1206 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296
poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244
do_poll fs/select.c:965 [inline]
do_sys_poll+0x885/0xeb0 fs/select.c:1015
__do_sys_ppoll fs/select.c:1121 [inline]
__se_sys_ppoll fs/select.c:1101 [inline]
__x64_sys_ppoll+0x210/0x280 fs/select.c:1101
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+0x44/0xae
RIP: 0033:0x7fc4430719fb
RSP: 002b:00007fff8c0fa310 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 000055b2e46f8e20 RCX: 00007fc4430719fb
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055b2e4703cc0
RBP: 00007fff8c0fa650 R08: 0000000000000008 R09: 00000000800a0142
R10: 00007fff8c0fa650 R11: 0000000000000246 R12: 0000000000000000
R13: 000055b2e3186610 R14: 0000000000000003 R15: 0000000000000000
task:sshd state:S stack:28000 pid: 1228 ppid: 1 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296
poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244
do_select+0x11a1/0x16a0 fs/select.c:607
core_sys_select+0x3c2/0x9c0 fs/select.c:681
do_pselect.constprop.0+0x17b/0x1c0 fs/select.c:763
__do_sys_pselect6 fs/select.c:804 [inline]
__se_sys_pselect6 fs/select.c:795 [inline]
__x64_sys_pselect6+0x17f/0x230 fs/select.c:795
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+0x44/0xae
RIP: 0033:0x7fe6d09c5d83
RSP: 002b:00007ffee679dbb0 EFLAGS: 00000246 ORIG_RAX: 000000000000010e
RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe6d09c5d83
RDX: 0000000000000000 RSI: 00005626a1d72150 RDI: 0000000000000007
RBP: 00007ffee679dd98 R08: 0000000000000000 R09: 00007ffee679dbf0
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000064
R13: 00005626a1d72150 R14: 000000000000018c R15: 00005626a0e69e85
task:getty state:S stack:24144 pid: 1230 ppid: 1 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
schedule_timeout+0x1db/0x2a0 kernel/time/timer.c:1857
wait_woken+0x18b/0x1f0 kernel/sched/wait.c:460
n_tty_read+0xeec/0x1230 drivers/tty/n_tty.c:2141
iterate_tty_read drivers/tty/tty_io.c:858 [inline]
tty_read+0x33a/0x5d0 drivers/tty/tty_io.c:933
call_read_iter include/linux/fs.h:2068 [inline]
new_sync_read+0x429/0x6e0 fs/read_write.c:400
vfs_read+0x35c/0x600 fs/read_write.c:481
ksys_read+0x12d/0x250 fs/read_write.c:619
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+0x44/0xae
RIP: 0033:0x7f37954bf8fe
RSP: 002b:00007ffd59a8df08 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 000055ce893e6910 RCX: 00007f37954bf8fe
RDX: 0000000000000001 RSI: 00007ffd59a8df20 RDI: 0000000000000000
RBP: 000055ce893e6970 R08: 0000000000000007 R09: 000055ce893e7cd0
R10: 0000000000000063 R11: 0000000000000246 R12: 000055ce893e69ac
R13: 00007ffd59a8df20 R14: 0000000000000000 R15: 000055ce893e69ac
task:sshd state:S stack:26040 pid: 1268 ppid: 1228 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
schedule_hrtimeout_range_clock+0x195/0x390 kernel/time/hrtimer.c:2305
poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:244
do_select+0x11a1/0x16a0 fs/select.c:607
core_sys_select+0x3c2/0x9c0 fs/select.c:681
do_pselect.constprop.0+0x17b/0x1c0 fs/select.c:763
__do_sys_pselect6 fs/select.c:804 [inline]
__se_sys_pselect6 fs/select.c:795 [inline]
__x64_sys_pselect6+0x17f/0x230 fs/select.c:795
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+0x44/0xae
RIP: 0033:0x7f137e0f7d83
RSP: 002b:00007ffd6b4be2f0 EFLAGS: 00000246 ORIG_RAX: 000000000000010e
RAX: ffffffffffffffda RBX: 00000000000668a0 RCX: 00007f137e0f7d83
RDX: 00005618ca7a27a0 RSI: 00005618ca7a4a10 RDI: 000000000000000a
RBP: 00005618ca7b60d0 R08: 00007ffd6b4be320 R09: 00007ffd6b4be330
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004
R13: 0000000000000001 R14: 00007ffd6b4be3a8 R15: 00007ffd6b4be428
task:syz-fuzzer state:S stack:25048 pid: 1270 ppid: 1268 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
schedule_hrtimeout_range_clock+0x195/0x390 kernel/time/hrtimer.c:2305
ep_poll fs/eventpoll.c:1856 [inline]
do_epoll_wait+0x1298/0x1940 fs/eventpoll.c:2234
do_compat_epoll_pwait.part.0+0x29/0x1d0 fs/eventpoll.c:2268
do_epoll_pwait fs/eventpoll.c:2275 [inline]
__do_sys_epoll_pwait fs/eventpoll.c:2281 [inline]
__se_sys_epoll_pwait fs/eventpoll.c:2275 [inline]
__x64_sys_epoll_pwait+0x1cf/0x310 fs/eventpoll.c:2275
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+0x44/0xae
RIP: 0033:0x466ae0
RSP: 002b:00007fff836e0520 EFLAGS: 00000246 ORIG_RAX: 0000000000000119
RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000466ae0
RDX: 0000000000000080 RSI: 00007fff836e0578 RDI: 0000000000000003
RBP: 00007fff836e0b78 R08: 0000000000000000 R09: 000000e21a157ebd
R10: 00000000000003a1 R11: 0000000000000246 R12: 00007fff836e05a8
R13: 0000000000000000 R14: 00000000018292e0 R15: 0000000000000000
task:syz-fuzzer state:S stack:25648 pid: 1271 ppid: 1268 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
freezable_schedule include/linux/freezer.h:172 [inline]
futex_wait_queue+0x144/0x3b0 kernel/futex/waitwake.c:355
futex_wait+0x2c9/0x670 kernel/futex/waitwake.c:656
do_futex+0x1af/0x300 kernel/futex/syscalls.c:106
__do_sys_futex kernel/futex/syscalls.c:183 [inline]
__se_sys_futex kernel/futex/syscalls.c:164 [inline]
__x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:164
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+0x44/0xae
RIP: 0033:0x4668c3
RSP: 002b:000000c000041e78 EFLAGS: 00000202 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004668c3
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000182ae38
RBP: 000000c000041ec0 R08: 0000000000000000 R09: 0000000000000000
R10: 000000c000041eb0 R11: 0000000000000202 R12: 000000c000041eb0
R13: 000000c00c972c00 R14: 000000c0000004e0 R15: 00007f2e49990a5b
task:syz-fuzzer state:S stack:28664 pid: 1272 ppid: 1268 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
freezable_schedule include/linux/freezer.h:172 [inline]
futex_wait_queue+0x144/0x3b0 kernel/futex/waitwake.c:355
futex_wait+0x2c9/0x670 kernel/futex/waitwake.c:656
do_futex+0x1af/0x300 kernel/futex/syscalls.c:106
__do_sys_futex kernel/futex/syscalls.c:183 [inline]
__se_sys_futex kernel/futex/syscalls.c:164 [inline]
__x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:164
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+0x44/0xae
RIP: 0033:0x4668c3
RSP: 002b:000000c000043e40 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00000000004668c3
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c000032550
RBP: 000000c000043e88 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 000000000043d100
R13: 0000000000000000 R14: 000000c000000820 R15: 00007f2e51e2a31b
task:syz-fuzzer state:S stack:29224 pid: 1273 ppid: 1268 flags:0x00000000
Call Trace:
context_switch kernel/sched/core.c:4995 [inline]
__schedule+0x931/0x22e0 kernel/sched/core.c:6304
schedule+0xd2/0x260 kernel/sched/core.c:6377
freezable_schedule include/linux/freezer.h:172 [inline]
futex_wait_queue+0x144/0x3b0 kernel/futex/waitwake.c:355
futex_wait+0x2c9/0x670 kernel/futex/waitwake.c:656
do_futex+0x1af/0x300 kernel/futex/syscalls.c:106
----------------
Code disassembly (best guess):
0: 74 24 je 0x26
2: 10 e8 adc %ch,%al
4: 4a 17 rex.WX (bad)
6: 53 push %rbx
7: fb sti
8: 48 89 ef mov %rbp,%rdi
b: e8 a2 95 53 fb callq 0xfb5395b2
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 e3 28 49 fb callq 0xfb492912 <-- trapping instruction
2f: 65 8b 05 1c 05 2c 7a mov %gs:0x7a2c051c(%rip),%eax # 0x7a2c0552
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: 50 push %rax
3f: ca .byte 0xca