1 lock held by syz-executor.3/30142:
 #0: ffffffff8789a028 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:322 [inline]
 #0: ffffffff8789a028 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x2d5/0x620 kernel/rcu/tree_exp.h:836
1 lock held by syz-executor.3/1769:
 #0: ffffffff8789a028 (rcu_state.exp_mutex){+.+.}-{3:3}, at: exp_funnel_lock kernel/rcu/tree_exp.h:290 [inline]
 #0: ffffffff8789a028 (rcu_state.exp_mutex){+.+.}-{3:3}, at: synchronize_rcu_expedited+0x4fa/0x620 kernel/rcu/tree_exp.h:836
=============================================
rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-....: (12 ticks this GP) idle=fef/0/0x3 softirq=129481/129485 fqs=7 
	(t=11188 jiffies g=185289 q=391)
NMI backtrace for cpu 1
CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.16.0-rc8-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __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+0x1b3/0x230 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:627 [inline]
 check_cpu_stall kernel/rcu/tree_stall.h:711 [inline]
 rcu_pending kernel/rcu/tree.c:3878 [inline]
 rcu_sched_clock_irq.cold+0x9f/0x755 kernel/rcu/tree.c:2597
 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 9a f2 59 fb 48 89 ef e8 52 68 5a 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 <e8> 03 f3 4f fb 65 8b 05 6c 11 33 7a 85 c0 74 0a 5b 5d c3 e8 e0 5a
RSP: 0018:ffffc90000158c80 EFLAGS: 00000206
RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff14fe54e
RDX: 0000000000000000 RSI: 0000000000000102 RDI: 0000000000000001
RBP: ffff88811152c218 R08: 0000000000000001 R09: ffffffff8a7b5867
R10: 0000000000000001 R11: 0000000000000000 R12: 0000000000000246
R13: ffff88811152c218 R14: 0000000000000021 R15: ffff88811152c108
 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
 </IRQ>
 <TASK>
 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:132 [inline]
RIP: 0010:acpi_safe_halt drivers/acpi/processor_idle.c:110 [inline]
RIP: 0010:acpi_idle_do_entry+0x1c6/0x250 drivers/acpi/processor_idle.c:553
Code: 89 de e8 ed 2f 74 fb 84 db 75 ac e8 04 2c 74 fb e8 cf 61 7a fb eb 0c e8 f8 2b 74 fb 0f 00 2d a1 b8 7a 00 e8 ec 2b 74 fb fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 67 2e 74 fb 48 85 db
RSP: 0018:ffffc900000efd18 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff8881002c1c00 RSI: ffffffff85cf5704 RDI: 0000000000000000
RBP: ffff8881051a3064 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff8149b8f8 R11: 0000000000000000 R12: 0000000000000001
R13: ffff8881051a3000 R14: ffff8881051a3064 R15: ffff888109b7b804
 acpi_idle_enter+0x361/0x500 drivers/acpi/processor_idle.c:688
 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+0xb0/0xbb
 </TASK>
task:init            state:S stack:22608 pid:    1 ppid:     0 flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296
 freezable_schedule_hrtimeout_range include/linux/freezer.h:250 [inline]
 do_sigtimedwait+0x468/0x780 kernel/signal.c:3595
 __do_sys_rt_sigtimedwait kernel/signal.c:3639 [inline]
 __se_sys_rt_sigtimedwait kernel/signal.c:3617 [inline]
 __x64_sys_rt_sigtimedwait+0x1a2/0x2c0 kernel/signal.c:3617
 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: 0033:0x7f2ebe303ac4
RSP: 002b:00007ffc1eedb770 EFLAGS: 00000246 ORIG_RAX: 0000000000000080
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2ebe303ac4
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f2ebe54c498
RBP: 00007f2ebe54c490 R08: 00000000ffffffff R09: 0000000000000000
R10: 0000000000000008 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffc1eedb7cc R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:kthreadd        state:S stack:28184 pid:    2 ppid:     0 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 kthreadd+0x592/0x750 kernel/kthread.c:673
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:rcu_gp          state:I stack:30240 pid:    3 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:rcu_par_gp      state:I stack:30800 pid:    4 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/0:0     state:I stack:22168 pid:    5 ppid:     2 flags:0x00004000
Workqueue:  0x0 (rcu_gp)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 worker_thread+0x159/0x1130 kernel/workqueue.c:2466
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/0:0H    state:I stack:29744 pid:    6 ppid:     2 flags:0x00004000
Workqueue:  0x0 (events_highpri)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 worker_thread+0x159/0x1130 kernel/workqueue.c:2466
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/0:1     state:I stack:22896 pid:    7 ppid:     2 flags:0x00004000
Workqueue:  0x0 (events)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 worker_thread+0x159/0x1130 kernel/workqueue.c:2466
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:mm_percpu_wq    state:I stack:30800 pid:    9 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:rcu_tasks_kthre state:S stack:29008 pid:   10 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rcu_tasks_kthread+0x4cc/0x6b0 kernel/rcu/tasks.h:212
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:ksoftirqd/0     state:S stack:25240 pid:   11 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 smpboot_thread_fn+0x2eb/0x9c0 kernel/smpboot.c:160
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:rcu_preempt     state:I stack:29184 pid:   12 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 schedule_timeout+0x14a/0x2a0 kernel/time/timer.c:1881
 rcu_gp_fqs_loop+0x184/0x670 kernel/rcu/tree.c:1955
 rcu_gp_kthread+0x1a1/0x250 kernel/rcu/tree.c:2128
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:migration/0     state:S stack:30224 pid:   13 ppid:     2 flags:0x00004000
Stopper: 0x0 <- 0x0
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 smpboot_thread_fn+0x2eb/0x9c0 kernel/smpboot.c:160
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:cpuhp/0         state:S stack:26976 pid:   14 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 smpboot_thread_fn+0x2eb/0x9c0 kernel/smpboot.c:160
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:cpuhp/1         state:S stack:27912 pid:   15 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 smpboot_thread_fn+0x2eb/0x9c0 kernel/smpboot.c:160
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:migration/1     state:R  running task     stack:30224 pid:   16 ppid:     2 flags:0x00004000
Stopper: 0x0 <- 0x0
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 smpboot_thread_fn+0x2eb/0x9c0 kernel/smpboot.c:160
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:ksoftirqd/1     state:S stack:25080 pid:   17 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 smpboot_thread_fn+0x2eb/0x9c0 kernel/smpboot.c:160
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/1:0     state:I stack:22688 pid:   18 ppid:     2 flags:0x00004000
Workqueue:  0x0 (events)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 worker_thread+0x159/0x1130 kernel/workqueue.c:2466
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/1:0H    state:I stack:29392 pid:   19 ppid:     2 flags:0x00004000
Workqueue:  0x0 (events_highpri)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 worker_thread+0x159/0x1130 kernel/workqueue.c:2466
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kdevtmpfs       state:S stack:27560 pid:   20 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 devtmpfs_work_loop drivers/base/devtmpfs.c:404 [inline]
 devtmpfsd+0x286/0x2a3 drivers/base/devtmpfs.c:437
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:netns           state:I stack:30104 pid:   21 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:inet_frag_wq    state:I stack:30280 pid:   22 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kauditd         state:S stack:29568 pid:   23 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 freezable_schedule include/linux/freezer.h:172 [inline]
 kauditd_thread+0xa7e/0x1070 kernel/audit.c:879
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:khungtaskd      state:S stack:29768 pid:   24 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 schedule_timeout+0x14a/0x2a0 kernel/time/timer.c:1881
 watchdog+0xf9/0xf50 kernel/hung_task.c:299
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:oom_reaper      state:S stack:30472 pid:   25 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 freezable_schedule include/linux/freezer.h:172 [inline]
 oom_reaper+0xa66/0xd90 mm/oom_kill.c:649
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:writeback       state:I stack:30504 pid:   26 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kcompactd0      state:S stack:29576 pid:   27 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 schedule_timeout+0x14a/0x2a0 kernel/time/timer.c:1881
 freezable_schedule_timeout include/linux/freezer.h:192 [inline]
 kcompactd+0xa10/0xeb0 mm/compaction.c:2936
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kblockd         state:I stack:30280 pid:   28 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:tpm_dev_wq      state:I stack:30688 pid:   29 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:ata_sff         state:I stack:30280 pid:   30 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:md              state:I stack:30280 pid:   31 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:edac-poller     state:I stack:30280 pid:   32 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/1:1H    state:R  running task     stack:27752 pid:   35 ppid:     2 flags:0x00004000
Workqueue:  0x0 (kblockd)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 worker_thread+0x159/0x1130 kernel/workqueue.c:2466
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:rpciod          state:I stack:30800 pid:   36 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:xprtiod         state:I stack:30800 pid:   37 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:cfg80211        state:I stack:30800 pid:   38 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/u4:2    state:I stack:23824 pid:   39 ppid:     2 flags:0x00004000
Workqueue:  0x0 (events_unbound)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 worker_thread+0x159/0x1130 kernel/workqueue.c:2466
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kswapd0         state:S stack:30000 pid:   63 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 kswapd_try_to_sleep mm/vmscan.c:4427 [inline]
 kswapd+0xc04/0xe10 mm/vmscan.c:4489
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:nfsiod          state:I stack:30280 pid:   65 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/1:2     state:I stack:18304 pid:   69 ppid:     2 flags:0x00004000
Workqueue:  0x0 (events)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 worker_thread+0x159/0x1130 kernel/workqueue.c:2466
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:acpi_thermal_pm state:I stack:29824 pid:  102 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:hwrng           state:S stack:29840 pid:  147 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 add_hwgenerator_randomness+0x1ae/0x220 drivers/char/random.c:2286
 hwrng_fillfn+0x1e7/0x2d0 drivers/char/hw_random/core.c:446
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:scsi_eh_0       state:S stack:30552 pid:  190 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 scsi_error_handler+0x514/0xe80 drivers/scsi/scsi_error.c:2246
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:scsi_tmf_0      state:I stack:30280 pid:  191 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:target_completi state:I stack:30688 pid:  217 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:target_submissi state:I stack:30280 pid:  218 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:xcopy_wq        state:I stack:29824 pid:  219 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:libertastf      state:I stack:30280 pid:  286 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:zd1211rw        state:I stack:30280 pid:  305 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:u132            state:I stack:30408 pid:  369 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:uas             state:I stack:30280 pid:  381 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:usbip_event     state:I stack:29824 pid:  666 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:pvrusb2-context state:S stack:26992 pid:  874 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 pvr2_context_thread_func+0x5de/0x850 drivers/media/usb/pvrusb2/pvrusb2-context.c:160
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kvub300c        state:I stack:30688 pid:  916 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kvub300p        state:I stack:30800 pid:  917 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kvub300d        state:I stack:30280 pid:  918 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kmemstick       state:I stack:29824 pid:  922 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:elousb          state:I stack:30616 pid:  943 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:kworker/0:1H    state:I stack:27752 pid: 1083 ppid:     2 flags:0x00004000
Workqueue:  0x0 (kblockd)
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 worker_thread+0x159/0x1130 kernel/workqueue.c:2466
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:mld             state:I stack:30800 pid: 1084 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:ipv6_addrconf   state:I stack:30336 pid: 1085 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:jbd2/sda1-8     state:D stack:24544 pid: 1133 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 jbd2_journal_commit_transaction+0x89e/0x6b60 fs/jbd2/commit.c:496
 kjournald2+0x1d0/0x930 fs/jbd2/journal.c:213
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:ext4-rsv-conver state:I stack:30280 pid: 1134 ppid:     2 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 rescuer_thread+0x79c/0xd20 kernel/workqueue.c:2608
 kthread+0x40b/0x500 kernel/kthread.c:327
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>
task:syslogd         state:S stack:26000 pid: 1150 ppid:     1 flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 schedule_timeout+0x1db/0x2a0 kernel/time/timer.c:1857
 __skb_wait_for_more_packets+0x353/0x5e0 net/core/datagram.c:122
 __unix_dgram_recvmsg+0x202/0xb80 net/unix/af_unix.c:2316
 sock_recvmsg_nosec net/socket.c:944 [inline]
 sock_recvmsg net/socket.c:962 [inline]
 sock_recvmsg net/socket.c:958 [inline]
 sock_read_iter+0x33c/0x470 net/socket.c:1035
 call_read_iter include/linux/fs.h:2156 [inline]
 new_sync_read+0x5ba/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: 0033:0x7f5cf313e8fe
RSP: 002b:00007ffe88b62708 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f5cf313e8fe
RDX: 00000000000000ff RSI: 000055a74757d950 RDI: 0000000000000000
RBP: 000055a74757d910 R08: 00007f5cf31ce040 R09: 00007f5cf31ce0c0
R10: 00007f5cf31cdfc0 R11: 0000000000000246 R12: 000055a74757d9d2
R13: 000055a74757d950 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:acpid           state:S stack:24112 pid: 1153 ppid:     1 flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296
 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:243
 do_select+0x1182/0x16a0 fs/select.c:603
 core_sys_select+0x3c2/0x9c0 fs/select.c:677
 do_pselect.constprop.0+0x17b/0x1c0 fs/select.c:759
 __do_sys_pselect6 fs/select.c:800 [inline]
 __se_sys_pselect6 fs/select.c:791 [inline]
 __x64_sys_pselect6+0x1c5/0x2b0 fs/select.c:791
 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: 0033:0x7f23eb320bf4
RSP: 002b:00007ffec43e1670 EFLAGS: 00000246 ORIG_RAX: 000000000000010e
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f23eb320bf4
RDX: 0000000000000000 RSI: 00007ffec43e1778 RDI: 000000000000000a
RBP: 0000000000000006 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffec43e1778
R13: 0000000000000040 R14: 0000000000000009 R15: 0000000000000000
 </TASK>
task:klogd           state:S stack:26272 pid: 1157 ppid:     1 flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 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: 0033:0x7f88fd08b8b7
RSP: 002b:00007fffc6c09a98 EFLAGS: 00000206 ORIG_RAX: 0000000000000067
RAX: ffffffffffffffda RBX: 00007f88fd218490 RCX: 00007f88fd08b8b7
RDX: 00000000000003ff RSI: 00007f88fd218490 RDI: 0000000000000002
RBP: 0000000000000000 R08: 0000000000000007 R09: 00005562f9776b40
R10: 0000000000004000 R11: 0000000000000206 R12: 00007f88fd218490
R13: 00007f88fd21851d R14: 00007f88fd21851d R15: 0000000000000000
 </TASK>
task:udevd           state:S stack:26088 pid: 1168 ppid:     1 flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296
 ep_poll fs/eventpoll.c:1849 [inline]
 do_epoll_wait+0x1298/0x1940 fs/eventpoll.c:2227
 __do_sys_epoll_wait fs/eventpoll.c:2239 [inline]
 __se_sys_epoll_wait fs/eventpoll.c:2234 [inline]
 __x64_sys_epoll_wait+0x158/0x270 fs/eventpoll.c:2234
 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: 0033:0x7f71da81be46
RSP: 002b:00007ffe960d1638 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 00007ffe960d1738 RCX: 00007f71da81be46
RDX: 0000000000000008 RSI: 00007ffe960d1738 RDI: 000000000000000b
RBP: 0000564a321c8270 R08: 0000000000000007 R09: 0000564a321c8270
R10: 00000000ffffffff R11: 0000000000000246 R12: 00000000ffffffff
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:dbus-daemon     state:S stack:28776 pid: 1191 ppid:     1 flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296
 ep_poll fs/eventpoll.c:1849 [inline]
 do_epoll_wait+0x1298/0x1940 fs/eventpoll.c:2227
 __do_sys_epoll_wait fs/eventpoll.c:2239 [inline]
 __se_sys_epoll_wait fs/eventpoll.c:2234 [inline]
 __x64_sys_epoll_wait+0x158/0x270 fs/eventpoll.c:2234
 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: 0033:0x7f31491bde46
RSP: 002b:00007ffe5a74dec8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e8
RAX: ffffffffffffffda RBX: 00007ffe5a74ded8 RCX: 00007f31491bde46
RDX: 0000000000000040 RSI: 00007ffe5a74ded8 RDI: 0000000000000003
RBP: 00007ffe5a74e268 R08: 000000000000000a R09: 00007ffe5a78f080
R10: 00000000ffffffff R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000001 R14: 00007ffe5a74e268 R15: 00007ffe5a74e50c
 </TASK>
task:dhcpcd          state:S stack:26736 pid: 1204 ppid:     1 flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 schedule_hrtimeout_range_clock+0x195/0x390 kernel/time/hrtimer.c:2305
 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:243
 do_poll fs/select.c:961 [inline]
 do_sys_poll+0x885/0xeb0 fs/select.c:1011
 __do_sys_ppoll fs/select.c:1117 [inline]
 __se_sys_ppoll fs/select.c:1097 [inline]
 __x64_sys_ppoll+0x210/0x280 fs/select.c:1097
 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: 0033:0x7f00658f19fb
RSP: 002b:00007ffec8d6eaf0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 000055724d50ce20 RCX: 00007f00658f19fb
RDX: 00007ffec8d6eb10 RSI: 0000000000000004 RDI: 000055724d52a1f0
RBP: 00007ffec8d6ee30 R08: 0000000000000008 R09: 00007ffec8dd6080
R10: 00007ffec8d6ee30 R11: 0000000000000246 R12: 00007ffec8d6eb10
R13: 000055724cf83610 R14: 0000000000000000 R15: 0000000000000000
 </TASK>
task:dhcpcd          state:S stack:23688 pid: 1205 ppid:  1204 flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296
 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:243
 do_poll fs/select.c:961 [inline]
 do_sys_poll+0x885/0xeb0 fs/select.c:1011
 __do_sys_ppoll fs/select.c:1117 [inline]
 __se_sys_ppoll fs/select.c:1097 [inline]
 __x64_sys_ppoll+0x210/0x280 fs/select.c:1097
 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: 0033:0x7f00658f19fb
RSP: 002b:00007ffec8d6eaf0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 000055724d50ce20 RCX: 00007f00658f19fb
RDX: 0000000000000000 RSI: 0000000000000003 RDI: 000055724d50ce00
RBP: 00007ffec8d6ee30 R08: 0000000000000008 R09: 0000000000000000
R10: 00007ffec8d6ee30 R11: 0000000000000246 R12: 0000000000000000
R13: 000055724cf83610 R14: 0000000000000003 R15: 0000000000000000
 </TASK>
task:dhcpcd          state:S stack:28056 pid: 1206 ppid:  1204 flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296
 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:243
 do_poll fs/select.c:961 [inline]
 do_sys_poll+0x885/0xeb0 fs/select.c:1011
 __do_sys_ppoll fs/select.c:1117 [inline]
 __se_sys_ppoll fs/select.c:1097 [inline]
 __x64_sys_ppoll+0x210/0x280 fs/select.c:1097
 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: 0033:0x7f00658f19fb
RSP: 002b:00007ffec8d6eaf0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 000055724d50ce20 RCX: 00007f00658f19fb
RDX: 0000000000000000 RSI: 0000000000000004 RDI: 000055724d516650
RBP: 00007ffec8d6ee30 R08: 0000000000000008 R09: 00007f00659bda60
R10: 00007ffec8d6ee30 R11: 0000000000000246 R12: 0000000000000000
R13: 000055724cf83610 R14: 0000000000000003 R15: 0000000000000000
 </TASK>
task:dhcpcd          state:S stack:28256 pid: 1207 ppid:  1204 flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296
 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:243
 do_poll fs/select.c:961 [inline]
 do_sys_poll+0x885/0xeb0 fs/select.c:1011
 __do_sys_ppoll fs/select.c:1117 [inline]
 __se_sys_ppoll fs/select.c:1097 [inline]
 __x64_sys_ppoll+0x210/0x280 fs/select.c:1097
 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: 0033:0x7f00658f19fb
RSP: 002b:00007ffec8d6eaf0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 000055724d50ce20 RCX: 00007f00658f19fb
RDX: 0000000000000000 RSI: 0000000000000005 RDI: 000055724d516650
RBP: 00007ffec8d6ee30 R08: 0000000000000008 R09: 00007f00659bda60
R10: 00007ffec8d6ee30 R11: 0000000000000246 R12: 0000000000000000
R13: 000055724cf83610 R14: 0000000000000003 R15: 0000000000000000
 </TASK>
task:sshd            state:S stack:26416 pid: 1225 ppid:     1 flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296
 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:243
 do_select+0x1182/0x16a0 fs/select.c:603
 core_sys_select+0x3c2/0x9c0 fs/select.c:677
 do_pselect.constprop.0+0x17b/0x1c0 fs/select.c:759
 __do_sys_pselect6 fs/select.c:800 [inline]
 __se_sys_pselect6 fs/select.c:791 [inline]
 __x64_sys_pselect6+0x1c5/0x2b0 fs/select.c:791
 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: 0033:0x7f7f9f3f4d83
RSP: 002b:00007ffda478cbb0 EFLAGS: 00000246 ORIG_RAX: 000000000000010e
RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f7f9f3f4d83
RDX: 0000000000000000 RSI: 00005575804bd1b0 RDI: 0000000000000007
RBP: 00007ffda478cd98 R08: 0000000000000000 R09: 00007ffda478cbf0
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000064
R13: 00005575804bd1b0 R14: 000000000000018c R15: 000055757ed45e85
 </TASK>
task:getty           state:S stack:23248 pid: 1227 ppid:     1 flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 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:2179
 iterate_tty_read drivers/tty/tty_io.c:868 [inline]
 tty_read+0x33a/0x5d0 drivers/tty/tty_io.c:944
 call_read_iter include/linux/fs.h:2156 [inline]
 new_sync_read+0x421/0x6e0 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: 0033:0x7fdb283878fe
RSP: 002b:00007ffe0d3dfc88 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 0000565410a59910 RCX: 00007fdb283878fe
RDX: 0000000000000001 RSI: 00007ffe0d3dfca0 RDI: 0000000000000000
RBP: 0000565410a59970 R08: 0000000000000007 R09: 0000565410a5acd0
R10: 0000000000000063 R11: 0000000000000246 R12: 0000565410a599ac
R13: 00007ffe0d3dfca0 R14: 0000000000000000 R15: 0000565410a599ac
 </TASK>
task:dhcpcd          state:S stack:27696 pid: 1229 ppid:  1205 flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 schedule_hrtimeout_range_clock+0x343/0x390 kernel/time/hrtimer.c:2296
 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:243
 do_poll fs/select.c:961 [inline]
 do_sys_poll+0x885/0xeb0 fs/select.c:1011
 __do_sys_ppoll fs/select.c:1117 [inline]
 __se_sys_ppoll fs/select.c:1097 [inline]
 __x64_sys_ppoll+0x210/0x280 fs/select.c:1097
 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: 0033:0x7f00658f19fb
RSP: 002b:00007ffec8d6eaf0 EFLAGS: 00000246 ORIG_RAX: 000000000000010f
RAX: ffffffffffffffda RBX: 000055724d50ce20 RCX: 00007f00658f19fb
RDX: 0000000000000000 RSI: 0000000000000002 RDI: 000055724d517cc0
RBP: 00007ffec8d6ee30 R08: 0000000000000008 R09: 00000000800a0142
R10: 00007ffec8d6ee30 R11: 0000000000000246 R12: 0000000000000000
R13: 000055724cf83610 R14: 0000000000000003 R15: 0000000000000000
 </TASK>
task:sshd            state:S stack:25568 pid: 1269 ppid:  1225 flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 schedule_hrtimeout_range_clock+0x195/0x390 kernel/time/hrtimer.c:2305
 poll_schedule_timeout.constprop.0+0xb9/0x190 fs/select.c:243
 do_select+0x1182/0x16a0 fs/select.c:603
 core_sys_select+0x3c2/0x9c0 fs/select.c:677
 do_pselect.constprop.0+0x17b/0x1c0 fs/select.c:759
 __do_sys_pselect6 fs/select.c:800 [inline]
 __se_sys_pselect6 fs/select.c:791 [inline]
 __x64_sys_pselect6+0x1c5/0x2b0 fs/select.c:791
 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: 0033:0x7f5e15306d83
RSP: 002b:00007ffd239ca590 EFLAGS: 00000246 ORIG_RAX: 000000000000010e
RAX: ffffffffffffffda RBX: 00000000000668a0 RCX: 00007f5e15306d83
RDX: 000055a4e337ae70 RSI: 000055a4e3370710 RDI: 000000000000000a
RBP: 000055a4e337ffb0 R08: 00007ffd239ca5c0 R09: 00007ffd239ca5d0
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004
R13: 0000000000000001 R14: 00007ffd239ca648 R15: 00007ffd239ca6c8
 </TASK>
task:syz-fuzzer      state:S stack:27560 pid: 1271 ppid:  1269 flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 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+0x205/0x390 kernel/futex/syscalls.c:122
 __do_sys_futex kernel/futex/syscalls.c:199 [inline]
 __se_sys_futex kernel/futex/syscalls.c:180 [inline]
 __x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:180
 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: 0033:0x46e243
RSP: 002b:00007fffe7d42908 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 000000000187e340 RCX: 000000000046e243
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000187e488
RBP: 00007fffe7d42950 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 00000000000000f7
R13: 0000000000000000 R14: 00000000008ddfee R15: 0000000000000000
 </TASK>
task:syz-fuzzer      state:S stack:26056 pid: 1272 ppid:  1269 flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 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+0x205/0x390 kernel/futex/syscalls.c:122
 __do_sys_futex kernel/futex/syscalls.c:199 [inline]
 __se_sys_futex kernel/futex/syscalls.c:180 [inline]
 __x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:180
 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: 0033:0x46e243
RSP: 002b:000000c00003de80 EFLAGS: 00000206 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 000000c00002e000 RCX: 000000000046e243
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000000187df38
RBP: 000000c00003dec8 R08: 0000000000000000 R09: 0000000000000000
R10: 000000c00003deb8 R11: 0000000000000206 R12: 000000000043b6e0
R13: 0000000000000000 R14: 00000000008de168 R15: 0000000000000000
 </TASK>
task:syz-fuzzer      state:S stack:25176 pid: 1273 ppid:  1269 flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 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+0x205/0x390 kernel/futex/syscalls.c:122
 __do_sys_futex kernel/futex/syscalls.c:199 [inline]
 __se_sys_futex kernel/futex/syscalls.c:180 [inline]
 __x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:180
 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: 0033:0x46e243
RSP: 002b:000000c00003fd70 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 000000c00002e400 RCX: 000000000046e243
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c00002e548
RBP: 000000c00003fdb8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000000
R13: 000000c000000900 R14: 0000000000000200 R15: 0000000000000055
 </TASK>
task:syz-fuzzer      state:S stack:25192 pid: 1274 ppid:  1269 flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 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+0x205/0x390 kernel/futex/syscalls.c:122
 __do_sys_futex kernel/futex/syscalls.c:199 [inline]
 __se_sys_futex kernel/futex/syscalls.c:180 [inline]
 __x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:180
 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: 0033:0x46e243
RSP: 002b:000000c000039d98 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 000000c00002e800 RCX: 000000000046e243
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 000000c00002e948
RBP: 000000c000039de0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000000003
R13: 000000c000000c00 R14: 000080c002000000 R15: 000000000000d07e
 </TASK>
task:syz-fuzzer      state:S stack:28184 pid: 1275 ppid:  1269 flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 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+0x205/0x390 kernel/futex/syscalls.c:122
 __do_sys_futex kernel/futex/syscalls.c:199 [inline]
 __se_sys_futex kernel/futex/syscalls.c:180 [inline]
 __x64_sys_futex+0x1b0/0x4a0 kernel/futex/syscalls.c:180
 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: 0033:0x46e243
RSP: 002b:000000c0005296d8 EFLAGS: 00000286 ORIG_RAX: 00000000000000ca
RAX: ffffffffffffffda RBX: 000000c0001d6c00 RCX: 000000000046e243
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00000000018af0a0
RBP: 000000c000529720 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000286 R12: 000000c000086050
R13: 0000000000000000 R14: 00000000008de168 R15: 0000000000000000
 </TASK>
task:syz-fuzzer      state:S stack:25568 pid: 1276 ppid:  1269 flags:0x00000000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:4972 [inline]
 __schedule+0x931/0x2360 kernel/sched/core.c:6253
 schedule+0xd2/0x260 kernel/sched/core.c:6326
 schedule_hrtimeout_range_clock+0x195/0x390 kernel/time/hrtimer.c:2305
 ep_poll fs/eventpoll.c:1849 [inline]
 do_epoll_wait+0x1298/0x1940 fs/eventpoll.c:2227
----------------
Code disassembly (best guess), 1 bytes skipped:
   0:	24 10                	and    $0x10,%al
   2:	e8 9a f2 59 fb       	callq  0xfb59f2a1
   7:	48 89 ef             	mov    %rbp,%rdi
   a:	e8 52 68 5a fb       	callq  0xfb5a6861
   f:	81 e3 00 02 00 00    	and    $0x200,%ebx
  15:	75 25                	jne    0x3c
  17:	9c                   	pushfq
  18:	58                   	pop    %rax
  19:	f6 c4 02             	test   $0x2,%ah
  1c:	75 2d                	jne    0x4b
  1e:	48 85 db             	test   %rbx,%rbx
  21:	74 01                	je     0x24
  23:	fb                   	sti
  24:	bf 01 00 00 00       	mov    $0x1,%edi
* 29:	e8 03 f3 4f fb       	callq  0xfb4ff331 <-- trapping instruction
  2e:	65 8b 05 6c 11 33 7a 	mov    %gs:0x7a33116c(%rip),%eax        # 0x7a3311a1
  35:	85 c0                	test   %eax,%eax
  37:	74 0a                	je     0x43
  39:	5b                   	pop    %rbx
  3a:	5d                   	pop    %rbp
  3b:	c3                   	retq
  3c:	e8                   	.byte 0xe8
  3d:	e0 5a                	loopne 0x99