======================================
| [   11.918494][    C0]
| [   11.918495][    C0]
| [   11.918495][    C0] stack backtrace:
| [   11.918501][    C0] Tainted: [W]=WARN
[   11.918502][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.918503][    C0] Call Trace:
[   11.918504][    C0]  <IRQ>
[   11.918506][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.918510][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   11.918512][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   11.918514][    C0]  ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450)
[   11.918516][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   11.918518][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   11.918520][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   11.918522][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.918524][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   11.918526][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.918527][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.918529][    C0]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   11.918531][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   11.918533][    C0]  console_emit_next_record (kernel/printk/printk.c:3177)
[   11.918535][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.918536][    C0]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   11.918538][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.918540][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.918542][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.918544][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.918546][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.918548][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.918550][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.918552][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.918553][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.918562][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.918564][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.918566][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.918568][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.918571][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   11.918572][    C0]  _printk (kernel/printk/printk.c:2504)
[   11.918574][    C0]  ? snapshot_read.cold (user.c:?)
[   11.918576][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   11.918578][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.918580][    C0]  clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10))
[   11.918581][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   11.918583][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   11.918585][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   11.918587][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   11.918588][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   11.918592][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.918593][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.918595][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.918597][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   11.918599][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   11.918601][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   11.918603][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.918606][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.918608][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   11.918610][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   11.918611][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.918614][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.918616][    C0]  handle_softirqs (kernel/softirq.c:645)
[   11.918617][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.918619][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   11.918621][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   11.918622][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   11.918624][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   11.918625][    C0]  </IRQ>
[   11.918626][    C0]  <TASK>
[   11.918627][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   11.918628][    C0] RIP: 0010:rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 5) kernel/rcu/tree.c:753 (discriminator 5))
[   11.918631][    C0] Code: 00 00 00 48 8d 3c c5 80 89 4d 9f 48 ba 00 00 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 80 3c 11 00 75 5b 48 03 1c c5 80 89 4d 9f <48> ba 00 00 00 00 00 fc ff df 48 89 d9 48 c1 e9 03 0f b6 0c 11 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	00 48 8d             	add    %cl,-0x73(%rax)
   5:	3c c5                	cmp    $0xc5,%al
   7:	80 89 4d 9f 48 ba 00 	orb    $0x0,-0x45b760b3(%rcx)
   e:	00 00                	add    %al,(%rax)
  10:	00 00                	add    %al,(%rax)
  12:	fc                   	cld
  13:	ff                   	lcall  (bad)
  14:	df 48 89             	fisttps -0x77(%rax)
  17:	f9                   	stc
  18:	48 c1 e9 03          	shr    $0x3,%rcx
  1c:	80 3c 11 00          	cmpb   $0x0,(%rcx,%rdx,1)
  20:	75 5b                	jne    0x7d
  22:	48 03 1c c5 80 89 4d 	add    -0x60b27680(,%rax,8),%rbx
  29:	9f 
  2a:*	48 ba 00 00 00 00 00 	movabs $0xdffffc0000000000,%rdx		<-- trapping instruction
  31:	fc ff df 
  34:	48 89 d9             	mov    %rbx,%rcx
  37:	48 c1 e9 03          	shr    $0x3,%rcx
  3b:	0f b6 0c 11          	movzbl (%rcx,%rdx,1),%ecx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 ba 00 00 00 00 00 	movabs $0xdffffc0000000000,%rdx
   7:	fc ff df 
   a:	48 89 d9             	mov    %rbx,%rcx
   d:	48 c1 e9 03          	shr    $0x3,%rcx
  11:	0f b6 0c 11          	movzbl (%rcx,%rdx,1),%ecx
  15:	48                   	rex.W
[   11.918632][    C0] RSP: 0018:ffa0000000787730 EFLAGS: 00000283
[   11.918635][    C0] RAX: 0000000000000000 RBX: ff11000035231d10 RCX: 1ffffffff3e9b130
[   11.918636][    C0] RDX: dffffc0000000000 RSI: ffffffff9ee8d860 RDI: ffffffff9f4d8980
[   11.918637][    C0] RBP: ffffffff9c55669e R08: 0000000000000000 R09: 0000000000000000
[   11.918638][    C0] R10: 0000000000000000 R11: fff3fc00000f0f2b R12: 0000000000000000
[   11.918639][    C0] R13: 0000000000000002 R14: ffffffff9f980b00 R15: 0000000000000000
[   11.918640][    C0]  ? unwind_next_frame (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) arch/x86/kernel/unwind_orc.c:495 (discriminator 2))
[   11.918642][    C0]  lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.918644][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.918646][    C0]  unwind_next_frame (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) arch/x86/kernel/unwind_orc.c:495 (discriminator 2))
[   11.918647][    C0]  ? unwind_next_frame (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) arch/x86/kernel/unwind_orc.c:495 (discriminator 2))
[   11.918648][    C0]  ? __unwind_start (arch/x86/kernel/unwind_orc.c:741)
[   11.918650][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   11.918651][    C0]  ? stack_access_ok (./arch/x86/include/asm/stacktrace.h:55)
[   11.918652][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.918654][    C0]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.918655][    C0]  ? get_stack_info_noinstr (arch/x86/kernel/dumpstack_64.c:173)
[   11.918657][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.918658][    C0]  __unwind_start (arch/x86/kernel/unwind_orc.c:787)
[   11.918660][    C0]  ? write_profile (profile.c:?)
[   11.918661][    C0]  arch_stack_walk (./arch/x86/include/asm/unwind.h:64 arch/x86/kernel/stacktrace.c:24)
[   11.918664][    C0]  ? __unwind_start (arch/x86/kernel/unwind_orc.c:741)
[   11.918666][    C0]  stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.918667][    C0]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   11.918669][    C0]  kasan_save_stack (mm/kasan/common.c:57)
[   11.918675][    C0]  kasan_save_track (mm/kasan/common.c:78)
[   11.918677][    C0]  __kasan_slab_alloc (mm/kasan/common.c:340 mm/kasan/common.c:366)
[   11.918679][    C0]  kmem_cache_alloc_noprof (./include/linux/kasan.h:253 mm/slub.c:4683 mm/slub.c:4996 mm/slub.c:5010)
[   11.918680][    C0]  ? __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1))
[   11.918683][    C0]  __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1))
[   11.918684][    C0]  __create_object (mm/kmemleak.c:801)
[   11.918686][    C0]  __kmalloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4696 mm/slub.c:4996 mm/slub.c:5413 mm/slub.c:5439)
[   11.918688][    C0]  ? alloc_pipe_info (./include/linux/slab.h:995 ./include/linux/slab.h:1312 fs/pipe.c:900)
[   11.918691][    C0]  alloc_pipe_info (./include/linux/slab.h:995 ./include/linux/slab.h:1312 fs/pipe.c:900)
[   11.918693][    C0]  create_pipe_files (fs/pipe.c:977 fs/pipe.c:1009)
[   11.918695][    C0]  __do_pipe_flags (fs/pipe.c:1071)
[   11.918697][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.918698][    C0]  do_pipe2 (fs/pipe.c:1119)
[   11.918700][    C0]  ? __do_pipe_flags (fs/pipe.c:1094)
[   11.918703][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.918705][    C0]  __x64_sys_pipe2 (fs/pipe.c:1137 fs/pipe.c:1135 fs/pipe.c:1135)
[   11.918707][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.918708][    C0]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   11.918709][    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.918711][    C0]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.918712][    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.918714][    C0] RIP: 0033:0x7fc614a7ed7d
[   11.918716][    C0] Code: 07 31 c0 e9 25 ff ff ff 55 48 8d 3d f5 22 0d 00 48 89 e5 e8 05 92 01 00 0f 1f 44 00 00 f3 0f 1e fa 31 f6 b8 25 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0b c3 66 2e 0f 1f 84 00 00 00 00 00 48 8b 15
All code
========
   0:	07                   	(bad)
   1:	31 c0                	xor    %eax,%eax
   3:	e9 25 ff ff ff       	jmp    0xffffffffffffff2d
   8:	55                   	push   %rbp
   9:	48 8d 3d f5 22 0d 00 	lea    0xd22f5(%rip),%rdi        # 0xd2305
  10:	48 89 e5             	mov    %rsp,%rbp
  13:	e8 05 92 01 00       	call   0x1921d
  18:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  1d:	f3 0f 1e fa          	endbr64
  21:	31 f6                	xor    %esi,%esi
  23:	b8 25 01 00 00       	mov    $0x125,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 0b                	ja     0x3d
  32:	c3                   	ret
  33:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  3a:	00 00 00 
  3d:	48                   	rex.W
  3e:	8b                   	.byte 0x8b
  3f:	15                   	.byte 0x15

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 0b                	ja     0x13
   8:	c3                   	ret
   9:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  10:	00 00 00 
  13:	48                   	rex.W
  14:	8b                   	.byte 0x8b
  15:	15                   	.byte 0x15
[   11.918717][    C0] RSP: 002b:00007ffc5aab61e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000125
[   11.918719][    C0] RAX: ffffffffffffffda RBX: 00000000ffffffff RCX: 00007fc614a7ed7d
[   11.918720][    C0] RDX: 000055b49f2ea0f0 RSI: 0000000000000000 RDI: 00007ffc5aab6218
[   11.918721][    C0] RBP: 00007ffc5aab6390 R08: 000055b49f2c2d90 R09: 0000000000000200
[   11.918722][    C0] R10: 0000000000000201 R11: 0000000000000246 R12: 00007ffc5aab64f0
[   11.918722][    C0] R13: 0000000000000000 R14: 0000000000000008 R15: 0000000000000000
| [   11.918740][    C0] softirqs last disabled at (19313): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.918742][    C0] Preemption disabled at:
| [   11.918742][    C0] 0x0
| [   11.918747][    C0] Tainted: [W]=WARN
[   11.918747][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.918748][    C0] Call Trace:
[   11.918748][    C0]  <IRQ>
[   11.918749][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.918751][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.918754][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.918757][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.918759][    C0]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   11.918761][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.918762][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.918764][    C0]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.918766][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.918768][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   11.918770][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.918772][    C0]  ? mark_lock (kernel/locking/lockdep.c:4769)
[   11.918774][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.918776][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.918778][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.918779][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.918782][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.918784][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.918786][    C0]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   11.918787][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.918789][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.918791][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.918793][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.918795][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.918797][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.918799][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.918801][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.918803][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.918804][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.918806][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.918808][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.918810][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.918812][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   11.918814][    C0]  _printk (kernel/printk/printk.c:2504)
[   11.918816][    C0]  ? snapshot_read.cold (user.c:?)
[   11.918818][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   11.918819][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.918822][    C0]  clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10))
[   11.918823][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   11.918826][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   11.918828][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   11.918831][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   11.918834][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   11.918836][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.918838][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.918839][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.918842][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   11.918843][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   11.918846][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   11.918847][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.918850][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.918852][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   11.918854][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   11.918856][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.918857][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.918859][    C0]  handle_softirqs (kernel/softirq.c:645)
[   11.918861][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.918862][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   11.918864][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   11.918866][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   11.918867][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   11.918869][    C0]  </IRQ>
[   11.918869][    C0]  <TASK>
[   11.918870][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   11.918872][    C0] RIP: 0010:rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 5) kernel/rcu/tree.c:753 (discriminator 5))
[   11.918874][    C0] Code: 00 00 00 48 8d 3c c5 80 89 4d 9f 48 ba 00 00 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 80 3c 11 00 75 5b 48 03 1c c5 80 89 4d 9f <48> ba 00 00 00 00 00 fc ff df 48 89 d9 48 c1 e9 03 0f b6 0c 11 48
All code
========
   0:	00 00                	add    %al,(%rax)
   2:	00 48 8d             	add    %cl,-0x73(%rax)
   5:	3c c5                	cmp    $0xc5,%al
   7:	80 89 4d 9f 48 ba 00 	orb    $0x0,-0x45b760b3(%rcx)
   e:	00 00                	add    %al,(%rax)
  10:	00 00                	add    %al,(%rax)
  12:	fc                   	cld
  13:	ff                   	lcall  (bad)
  14:	df 48 89             	fisttps -0x77(%rax)
  17:	f9                   	stc
  18:	48 c1 e9 03          	shr    $0x3,%rcx
  1c:	80 3c 11 00          	cmpb   $0x0,(%rcx,%rdx,1)
  20:	75 5b                	jne    0x7d
  22:	48 03 1c c5 80 89 4d 	add    -0x60b27680(,%rax,8),%rbx
  29:	9f 
  2a:*	48 ba 00 00 00 00 00 	movabs $0xdffffc0000000000,%rdx		<-- trapping instruction
  31:	fc ff df 
  34:	48 89 d9             	mov    %rbx,%rcx
  37:	48 c1 e9 03          	shr    $0x3,%rcx
  3b:	0f b6 0c 11          	movzbl (%rcx,%rdx,1),%ecx
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 ba 00 00 00 00 00 	movabs $0xdffffc0000000000,%rdx
   7:	fc ff df 
   a:	48 89 d9             	mov    %rbx,%rcx
   d:	48 c1 e9 03          	shr    $0x3,%rcx
  11:	0f b6 0c 11          	movzbl (%rcx,%rdx,1),%ecx
  15:	48                   	rex.W
[   11.918875][    C0] RSP: 0018:ffa0000000787730 EFLAGS: 00000283
[   11.918876][    C0] RAX: 0000000000000000 RBX: ff11000035231d10 RCX: 1ffffffff3e9b130
[   11.918877][    C0] RDX: dffffc0000000000 RSI: ffffffff9ee8d860 RDI: ffffffff9f4d8980
[   11.918877][    C0] RBP: ffffffff9c55669e R08: 0000000000000000 R09: 0000000000000000
[   11.918878][    C0] R10: 0000000000000000 R11: fff3fc00000f0f2b R12: 0000000000000000
[   11.918879][    C0] R13: 0000000000000002 R14: ffffffff9f980b00 R15: 0000000000000000
[   11.918880][    C0]  ? unwind_next_frame (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) arch/x86/kernel/unwind_orc.c:495 (discriminator 2))
[   11.918882][    C0]  lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.918884][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.918886][    C0]  unwind_next_frame (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) arch/x86/kernel/unwind_orc.c:495 (discriminator 2))
[   11.918887][    C0]  ? unwind_next_frame (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) arch/x86/kernel/unwind_orc.c:495 (discriminator 2))
[   11.918888][    C0]  ? __unwind_start (arch/x86/kernel/unwind_orc.c:741)
[   11.918890][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   11.918891][    C0]  ? stack_access_ok (./arch/x86/include/asm/stacktrace.h:55)
[   11.918893][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.918894][    C0]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.918895][    C0]  ? get_stack_info_noinstr (arch/x86/kernel/dumpstack_64.c:173)
[   11.918900][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.918902][    C0]  __unwind_start (arch/x86/kernel/unwind_orc.c:787)
[   11.918903][    C0]  ? write_profile (profile.c:?)
[   11.918905][    C0]  arch_stack_walk (./arch/x86/include/asm/unwind.h:64 arch/x86/kernel/stacktrace.c:24)
[   11.918908][    C0]  ? __unwind_start (arch/x86/kernel/unwind_orc.c:741)
[   11.918909][    C0]  stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.918911][    C0]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   11.918913][    C0]  kasan_save_stack (mm/kasan/common.c:57)
[   11.918919][    C0]  kasan_save_track (mm/kasan/common.c:78)
[   11.918920][    C0]  __kasan_slab_alloc (mm/kasan/common.c:340 mm/kasan/common.c:366)
[   11.918922][    C0]  kmem_cache_alloc_noprof (./include/linux/kasan.h:253 mm/slub.c:4683 mm/slub.c:4996 mm/slub.c:5010)
[   11.918924][    C0]  ? __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1))
[   11.918926][    C0]  __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1))
[   11.918928][    C0]  __create_object (mm/kmemleak.c:801)
[   11.918930][    C0]  __kmalloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4696 mm/slub.c:4996 mm/slub.c:5413 mm/slub.c:5439)
[   11.918932][    C0]  ? alloc_pipe_info (./include/linux/slab.h:995 ./include/linux/slab.h:1312 fs/pipe.c:900)
[   11.918934][    C0]  alloc_pipe_info (./include/linux/slab.h:995 ./include/linux/slab.h:1312 fs/pipe.c:900)
[   11.918936][    C0]  create_pipe_files (fs/pipe.c:977 fs/pipe.c:1009)
[   11.918939][    C0]  __do_pipe_flags (fs/pipe.c:1071)
[   11.918941][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.918942][    C0]  do_pipe2 (fs/pipe.c:1119)
[   11.918944][    C0]  ? __do_pipe_flags (fs/pipe.c:1094)
[   11.918947][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.918949][    C0]  __x64_sys_pipe2 (fs/pipe.c:1137 fs/pipe.c:1135 fs/pipe.c:1135)
[   11.918951][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.918952][    C0]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   11.918953][    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.918954][    C0]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.918956][    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.918957][    C0] RIP: 0033:0x7fc614a7ed7d
[   11.918959][    C0] Code: 07 31 c0 e9 25 ff ff ff 55 48 8d 3d f5 22 0d 00 48 89 e5 e8 05 92 01 00 0f 1f 44 00 00 f3 0f 1e fa 31 f6 b8 25 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0b c3 66 2e 0f 1f 84 00 00 00 00 00 48 8b 15
All code
========
   0:	07                   	(bad)
   1:	31 c0                	xor    %eax,%eax
   3:	e9 25 ff ff ff       	jmp    0xffffffffffffff2d
   8:	55                   	push   %rbp
   9:	48 8d 3d f5 22 0d 00 	lea    0xd22f5(%rip),%rdi        # 0xd2305
  10:	48 89 e5             	mov    %rsp,%rbp
  13:	e8 05 92 01 00       	call   0x1921d
  18:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  1d:	f3 0f 1e fa          	endbr64
  21:	31 f6                	xor    %esi,%esi
  23:	b8 25 01 00 00       	mov    $0x125,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 0b                	ja     0x3d
  32:	c3                   	ret
  33:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  3a:	00 00 00 
  3d:	48                   	rex.W
  3e:	8b                   	.byte 0x8b
  3f:	15                   	.byte 0x15

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 0b                	ja     0x13
   8:	c3                   	ret
   9:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
  10:	00 00 00 
  13:	48                   	rex.W
  14:	8b                   	.byte 0x8b
  15:	15                   	.byte 0x15
[   11.918959][    C0] RSP: 002b:00007ffc5aab61e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000125
[   11.918961][    C0] RAX: ffffffffffffffda RBX: 00000000ffffffff RCX: 00007fc614a7ed7d
[   11.918961][    C0] RDX: 000055b49f2ea0f0 RSI: 0000000000000000 RDI: 00007ffc5aab6218
[   11.918962][    C0] RBP: 00007ffc5aab6390 R08: 000055b49f2c2d90 R09: 0000000000000200
[   11.918963][    C0] R10: 0000000000000201 R11: 0000000000000246 R12: 00007ffc5aab64f0
[   11.918963][    C0] R13: 0000000000000000 R14: 0000000000000008 R15: 0000000000000000
| [   14.161992][  T268] softirqs last disabled at (0): 0x0
| [   14.161993][  T268] Preemption disabled at:
| [   14.161994][  T268] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.162005][  T268] Tainted: [W]=WARN
[   14.162006][  T268] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.162007][  T268] Call Trace:
[   14.162009][  T268]  <TASK>
[   14.162010][  T268]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.162015][  T268]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.162017][  T268]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.162021][  T268]  ? __module_address (kernel/module/main.c:3915)
[   14.162025][  T268]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.162028][  T268]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   14.162029][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.162033][  T268]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   14.162037][  T268]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.162039][  T268]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.162043][  T268]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.162045][  T268]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.162047][  T268]  put_chars (drivers/char/virtio_console.c:1176)
[   14.162049][  T268]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   14.162050][  T268]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.162052][  T268]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   14.162054][  T268]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.162058][  T268]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.162059][  T268]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   14.162061][  T268]  ? vsnprintf (lib/vsprintf.c:2900)
[   14.162064][  T268]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.162066][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.162067][  T268]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.162070][  T268]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.162072][  T268]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.162074][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.162076][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.162077][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.162079][  T268]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.162081][  T268]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   14.162083][  T268]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.162085][  T268]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.162088][  T268]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.162089][  T268]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.162091][  T268]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.162093][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.162094][  T268]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   14.162096][  T268]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.162097][  T268]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   14.162099][  T268]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.162102][  T268]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.162104][  T268]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.162106][  T268]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.162108][  T268]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.162110][  T268]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   14.162113][  T268]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.162114][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.162116][  T268]  _printk (kernel/printk/printk.c:2504)
[   14.162120][  T268]  ? snapshot_read.cold (user.c:?)
[   14.162122][  T268]  ? br_multicast_flood (??:?) bridge
[   14.162134][  T268]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.162136][  T268]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.162138][  T268]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.162140][  T268] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   14.162148][  T268] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   14.162156][  T268] new_nbp (net/bridge/br_if.c:449) bridge
[   14.162163][  T268] br_add_if (net/bridge/br_if.c:592) bridge
[   14.162170][  T268]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[   14.162174][  T268]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   14.162176][  T268]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   14.162178][  T268]  ? __kernel_text_address (kernel/extable.c:79)
[   14.162180][  T268]  do_set_master (net/core/rtnetlink.c:3071)
[   14.162183][  T268]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.162185][  T268]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   14.162187][  T268]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.162188][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.162189][  T268]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   14.162193][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.162195][  T268]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.162196][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.162198][  T268]  ? kasan_save_stack (mm/kasan/common.c:58)
[   14.162201][  T268]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   14.162202][  T268]  ? kvm_clock_get_cycles (arch/x86/kernel/kvmclock.c:80 (discriminator 1) arch/x86/kernel/kvmclock.c:87 (discriminator 1))
[   14.162205][  T268]  ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004)
[   14.162208][  T268]  ? ___sys_sendmsg (net/socket.c:2767)
[   14.162210][  T268]  ? __sys_sendmsg (net/socket.c:2799)
[   14.162212][  T268]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.162214][  T268]  ? clockevents_program_event (kernel/time/clockevents.c:372)
[   14.162218][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.162220][  T268]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.162221][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.162223][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.162224][  T268]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.162228][  T268]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   14.162229][  T268]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.162230][  T268]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.162233][  T268]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.162234][  T268]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1))
[   14.162235][  T268]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   14.162236][  T268]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:167)
[   14.162238][  T268]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.162241][  T268]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   14.162243][  T268]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.162245][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.162246][  T268]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.162248][  T268]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.162249][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.162251][  T268]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   14.162253][  T268]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   14.162254][  T268]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   14.162256][  T268]  ? __kernel_text_address (kernel/extable.c:79)
[   14.162257][  T268]  ? write_profile (profile.c:?)
[   14.162258][  T268]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   14.162260][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.162261][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.162263][  T268]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   14.162267][  T268]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.162268][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.162270][  T268]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.162271][  T268]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.162273][  T268]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.162274][  T268]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   14.162276][  T268]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   14.162278][  T268]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.162281][  T268]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.162282][  T268]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   14.162284][  T268]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.162285][  T268]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   14.162287][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.162289][  T268]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   14.162291][  T268]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.162293][  T268]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.162295][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.162296][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.162298][  T268]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.162300][  T268]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.162302][  T268]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.162304][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.162305][  T268]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   14.162307][  T268]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   14.162309][  T268]  ? copy_msghdr_from_user (net/socket.c:2650)
[   14.162310][  T268]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   14.162312][  T268]  ? move_addr_to_kernel (net/socket.c:258)
[   14.162313][  T268]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   14.162316][  T268]  ___sys_sendmsg (net/socket.c:2767)
[   14.162317][  T268]  ? copy_msghdr_from_user (net/socket.c:2619)
[   14.162323][  T268]  __sys_sendmsg (net/socket.c:2799)
[   14.162324][  T268]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   14.162327][  T268]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.162329][  T268]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.162331][  T268]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.162332][  T268]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.162335][  T268] RIP: 0033:0x7f6b68c3854e
[   14.162337][  T268] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.162338][  T268] RSP: 002b:00007ffe37142980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.162342][  T268] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6b68c3854e
[   14.162343][  T268] RDX: 0000000000000000 RSI: 00007ffe37142a30 RDI: 0000000000000005
[   14.162344][  T268] RBP: 00007ffe37142990 R08: 0000000000000000 R09: 0000000000000000
[   14.162345][  T268] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d90b
[   14.162346][  T268] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe371430f0
| [   15.297417][  T318] softirqs last disabled at (0): 0x0
| [   15.297419][  T318] Preemption disabled at:
| [   15.297419][  T318] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.297430][  T318] Tainted: [W]=WARN
[   15.297431][  T318] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.297433][  T318] Call Trace:
[   15.297434][  T318]  <TASK>
[   15.297436][  T318]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.297441][  T318]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.297443][  T318]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.297447][  T318]  ? __module_address (kernel/module/main.c:3915)
[   15.297450][  T318]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.297454][  T318]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   15.297455][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.297459][  T318]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   15.297462][  T318]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.297465][  T318]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.297469][  T318]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.297470][  T318]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.297472][  T318]  put_chars (drivers/char/virtio_console.c:1176)
[   15.297474][  T318]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   15.297475][  T318]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.297477][  T318]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   15.297480][  T318]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.297483][  T318]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.297484][  T318]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   15.297486][  T318]  ? vsnprintf (lib/vsprintf.c:2900)
[   15.297489][  T318]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.297491][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.297493][  T318]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.297495][  T318]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.297497][  T318]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.297499][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.297501][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.297503][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.297504][  T318]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.297506][  T318]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   15.297508][  T318]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.297510][  T318]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.297513][  T318]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.297515][  T318]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.297516][  T318]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.297518][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.297519][  T318]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.297521][  T318]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.297522][  T318]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   15.297524][  T318]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.297526][  T318]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.297528][  T318]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.297531][  T318]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.297533][  T318]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.297535][  T318]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   15.297536][  T318]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.297538][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.297540][  T318]  _printk (kernel/printk/printk.c:2504)
[   15.297543][  T318]  ? snapshot_read.cold (user.c:?)
[   15.297545][  T318]  ? br_multicast_flood (??:?) bridge
[   15.297558][  T318]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   15.297560][  T318]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.297561][  T318]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.297563][  T318] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   15.297572][  T318] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   15.297580][  T318] new_nbp (net/bridge/br_if.c:449) bridge
[   15.297596][  T318] br_add_if (net/bridge/br_if.c:592) bridge
[   15.297602][  T318]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[   15.297606][  T318]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   15.297608][  T318]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   15.297610][  T318]  ? __kernel_text_address (kernel/extable.c:79)
[   15.297612][  T318]  do_set_master (net/core/rtnetlink.c:3071)
[   15.297615][  T318]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   15.297617][  T318]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   15.297618][  T318]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   15.297619][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.297621][  T318]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   15.297625][  T318]  ? kasan_save_stack (mm/kasan/common.c:58)
[   15.297627][  T318]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.297629][  T318]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.297630][  T318]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.297632][  T318]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   15.297633][  T318]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   15.297634][  T318]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.297636][  T318]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.297638][  T318]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.297639][  T318]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.297641][  T318]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   15.297643][  T318]  ? ___sys_sendmsg (net/socket.c:2767)
[   15.297645][  T318]  ? __sys_sendmsg (net/socket.c:2799)
[   15.297646][  T318]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.297648][  T318]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.297651][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.297653][  T318]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.297654][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.297656][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.297658][  T318]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   15.297660][  T318]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   15.297663][  T318]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   15.297664][  T318]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.297666][  T318]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   15.297667][  T318]  ? nla_get_range_signed (lib/nlattr.c:270)
[   15.297669][  T318]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   15.297672][  T318]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.297673][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.297675][  T318]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.297677][  T318]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.297678][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.297680][  T318]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   15.297682][  T318]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   15.297684][  T318]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   15.297685][  T318]  ? __kernel_text_address (kernel/extable.c:79)
[   15.297686][  T318]  ? write_profile (profile.c:?)
[   15.297688][  T318]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   15.297690][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.297692][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.297693][  T318]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   15.297697][  T318]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.297698][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.297700][  T318]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.297701][  T318]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.297703][  T318]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.297704][  T318]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   15.297706][  T318]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   15.297708][  T318]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.297710][  T318]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.297711][  T318]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.297712][  T318]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.297714][  T318]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   15.297716][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.297718][  T318]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.297720][  T318]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.297722][  T318]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.297723][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.297725][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.297727][  T318]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.297729][  T318]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.297731][  T318]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   15.297732][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.297734][  T318]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.297736][  T318]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   15.297738][  T318]  ? copy_msghdr_from_user (net/socket.c:2650)
[   15.297740][  T318]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   15.297741][  T318]  ? move_addr_to_kernel (net/socket.c:258)
[   15.297743][  T318]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   15.297745][  T318]  ___sys_sendmsg (net/socket.c:2767)
[   15.297747][  T318]  ? copy_msghdr_from_user (net/socket.c:2619)
[   15.297752][  T318]  __sys_sendmsg (net/socket.c:2799)
[   15.297754][  T318]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   15.297757][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.297759][  T318]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.297760][  T318]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.297762][  T318]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.297764][  T318] RIP: 0033:0x7f4cd51db54e
[   15.297766][  T318] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.297768][  T318] RSP: 002b:00007ffe12f75da0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.297771][  T318] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f4cd51db54e
[   15.297773][  T318] RDX: 0000000000000000 RSI: 00007ffe12f75e50 RDI: 0000000000000005
[   15.297773][  T318] RBP: 00007ffe12f75db0 R08: 0000000000000000 R09: 0000000000000000
[   15.297774][  T318] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d90c
[   15.297775][  T318] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe12f76510
| [   16.393580][  T362] softirqs last disabled at (0): 0x0
| [   16.393583][  T362] Preemption disabled at:
| [   16.393584][  T362] vprintk_emit (kernel/printk/printk.c:2471)
| [   16.393605][  T362] Tainted: [W]=WARN
[   16.393606][  T362] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.393609][  T362] Call Trace:
[   16.393611][  T362]  <TASK>
[   16.393612][  T362]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.393619][  T362]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   16.393622][  T362]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.393626][  T362]  ? __module_address (kernel/module/main.c:3915)
[   16.393631][  T362]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.393635][  T362]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   16.393637][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.393642][  T362]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   16.393646][  T362]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   16.393649][  T362]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.393655][  T362]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.393657][  T362]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.393660][  T362]  put_chars (drivers/char/virtio_console.c:1176)
[   16.393663][  T362]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   16.393665][  T362]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.393668][  T362]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   16.393671][  T362]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.393676][  T362]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.393678][  T362]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   16.393681][  T362]  ? vsnprintf (lib/vsprintf.c:2900)
[   16.393685][  T362]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   16.393687][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.393690][  T362]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.393693][  T362]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.393697][  T362]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.393700][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.393702][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.393705][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.393707][  T362]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.393710][  T362]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   16.393713][  T362]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.393716][  T362]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.393720][  T362]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.393723][  T362]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.393725][  T362]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.393728][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.393730][  T362]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   16.393732][  T362]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.393734][  T362]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   16.393738][  T362]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.393741][  T362]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.393744][  T362]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.393748][  T362]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.393750][  T362]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   16.393753][  T362]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   16.393755][  T362]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.393757][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.393761][  T362]  _printk (kernel/printk/printk.c:2504)
[   16.393765][  T362]  ? snapshot_read.cold (user.c:?)
[   16.393768][  T362]  ? br_multicast_flood (??:?) bridge
[   16.393785][  T362]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   16.393789][  T362]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   16.393791][  T362]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.393794][  T362] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   16.393809][  T362] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   16.393822][  T362] new_nbp (net/bridge/br_if.c:449) bridge
[   16.393835][  T362] br_add_if (net/bridge/br_if.c:592) bridge
[   16.393847][  T362]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[   16.393851][  T362]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   16.393854][  T362]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   16.393857][  T362]  ? __kernel_text_address (kernel/extable.c:79)
[   16.393860][  T362]  do_set_master (net/core/rtnetlink.c:3071)
[   16.393864][  T362]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   16.393867][  T362]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   16.393870][  T362]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   16.393873][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.393877][  T362]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   16.393883][  T362]  ? kasan_save_stack (mm/kasan/common.c:58)
[   16.393886][  T362]  ? kasan_save_stack (mm/kasan/common.c:57)
[   16.393888][  T362]  ? kasan_save_track (mm/kasan/common.c:78)
[   16.393891][  T362]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   16.393893][  T362]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   16.393895][  T362]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   16.393897][  T362]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.393901][  T362]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   16.393905][  T362]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.393907][  T362]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   16.393910][  T362]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   16.393915][  T362]  ? ___sys_sendmsg (net/socket.c:2767)
[   16.393918][  T362]  ? __sys_sendmsg (net/socket.c:2799)
[   16.393920][  T362]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.393923][  T362]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.393927][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.393930][  T362]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.393932][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.393934][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.393937][  T362]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   16.393941][  T362]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   16.393944][  T362]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   16.393946][  T362]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.393949][  T362]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   16.393951][  T362]  ? nla_get_range_signed (lib/nlattr.c:270)
[   16.393955][  T362]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   16.393958][  T362]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   16.393962][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.393964][  T362]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.393966][  T362]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.393968][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.393971][  T362]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   16.393974][  T362]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   16.393977][  T362]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   16.393979][  T362]  ? __kernel_text_address (kernel/extable.c:79)
[   16.393981][  T362]  ? write_profile (profile.c:?)
[   16.393983][  T362]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   16.393986][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.393989][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.393991][  T362]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   16.393996][  T362]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.393998][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.394001][  T362]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.394003][  T362]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.394006][  T362]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.394008][  T362]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   16.394010][  T362]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   16.394014][  T362]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   16.394016][  T362]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.394018][  T362]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   16.394021][  T362]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.394023][  T362]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   16.394027][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.394030][  T362]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   16.394033][  T362]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.394036][  T362]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.394038][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.394041][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.394043][  T362]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.394046][  T362]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   16.394049][  T362]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   16.394052][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.394055][  T362]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   16.394058][  T362]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   16.394060][  T362]  ? copy_msghdr_from_user (net/socket.c:2650)
[   16.394063][  T362]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   16.394065][  T362]  ? move_addr_to_kernel (net/socket.c:258)
[   16.394068][  T362]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   16.394072][  T362]  ___sys_sendmsg (net/socket.c:2767)
[   16.394075][  T362]  ? copy_msghdr_from_user (net/socket.c:2619)
[   16.394083][  T362]  __sys_sendmsg (net/socket.c:2799)
[   16.394086][  T362]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   16.394090][  T362]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.394093][  T362]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.394095][  T362]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   16.394098][  T362]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.394101][  T362] RIP: 0033:0x7fe83ab8754e
[   16.394104][  T362] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.394106][  T362] RSP: 002b:00007ffe7411ba90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.394111][  T362] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fe83ab8754e
[   16.394113][  T362] RDX: 0000000000000000 RSI: 00007ffe7411bb40 RDI: 0000000000000005
[   16.394115][  T362] RBP: 00007ffe7411baa0 R08: 0000000000000000 R09: 0000000000000000
[   16.394116][  T362] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d90d
[   16.394118][  T362] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe7411c200
| [   23.562024][  T444] softirqs last disabled at (0): 0x0
| [   23.562026][  T444] Preemption disabled at:
| [   23.562026][  T444] vprintk_emit (kernel/printk/printk.c:2471)
| [   23.562037][  T444] Tainted: [W]=WARN
[   23.562038][  T444] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.562040][  T444] Call Trace:
[   23.562041][  T444]  <TASK>
[   23.562042][  T444]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   23.562048][  T444]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   23.562050][  T444]  __might_resched.cold (kernel/sched/core.c:9234)
[   23.562053][  T444]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   23.562057][  T444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.562060][  T444]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   23.562064][  T444]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   23.562066][  T444]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.562070][  T444]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.562072][  T444]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.562074][  T444]  put_chars (drivers/char/virtio_console.c:1176)
[   23.562076][  T444]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   23.562077][  T444]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   23.562079][  T444]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   23.562081][  T444]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   23.562084][  T444]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   23.562086][  T444]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   23.562087][  T444]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   23.562089][  T444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.562090][  T444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.562092][  T444]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.562094][  T444]  console_emit_next_record (kernel/printk/printk.c:3183)
[   23.562097][  T444]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   23.562098][  T444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.562100][  T444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.562102][  T444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.562103][  T444]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.562105][  T444]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   23.562107][  T444]  console_flush_one_record (kernel/printk/printk.c:3268)
[   23.562109][  T444]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   23.562111][  T444]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   23.562113][  T444]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.562114][  T444]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   23.562116][  T444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.562118][  T444]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   23.562119][  T444]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   23.562120][  T444]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   23.562122][  T444]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   23.562125][  T444]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   23.562126][  T444]  vprintk_emit (kernel/printk/printk.c:2479)
[   23.562129][  T444]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   23.562132][  T444]  ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc
[   23.562135][  T444]  _printk (kernel/printk/printk.c:2504)
[   23.562138][  T444]  ? snapshot_read.cold (user.c:?)
[   23.562140][  T444]  ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356)
[   23.562143][  T444] gact_init_module (net/sched/act_gact.c:180) act_gact
[   23.562145][  T444]  do_one_initcall (init/main.c:1357)
[   23.562147][  T444]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   23.562149][  T444]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   23.562152][  T444]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   23.562155][  T444]  do_init_module (kernel/module/main.c:3117)
[   23.562157][  T444]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   23.562159][  T444]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   23.562161][  T444]  load_module (kernel/module/main.c:3593)
[   23.562164][  T444]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   23.562166][  T444]  ? __ia32_sys_fsconfig (??:?)
[   23.562169][  T444]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   23.562173][  T444]  ? backing_file_read_iter (fs/backing-file.c:211)
[   23.562175][  T444]  init_module_from_file (kernel/module/main.c:3790)
[   23.562177][  T444]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   23.562179][  T444]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   23.562183][  T444]  ? ovl_mmap (fs/overlayfs/file.c:477)
[   23.562185][  T444]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   23.562187][  T444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.562188][  T444]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   23.562190][  T444]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.562191][  T444]  idempotent_init_module (kernel/module/main.c:3802)
[   23.562194][  T444]  ? init_module_from_file (kernel/module/main.c:3791)
[   23.562196][  T444]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.562198][  T444]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   23.562202][  T444]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   23.562204][  T444]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.562206][  T444]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   23.562209][  T444]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   23.562211][  T444]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.562213][  T444] RIP: 0033:0x7fa55771c37d
[   23.562216][  T444] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   23.562217][  T444] RSP: 002b:00007ffde9f592e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   23.562221][  T444] RAX: ffffffffffffffda RBX: 0000559232e9c810 RCX: 00007fa55771c37d
[   23.562222][  T444] RDX: 0000000000000000 RSI: 0000559224e88ffd RDI: 0000000000000000
[   23.562223][  T444] RBP: 00007ffde9f59380 R08: 0000000000000000 R09: 0000000000000000
[   23.562224][  T444] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559224e88ffd
[   23.562225][  T444] R13: 0000559232e9c960 R14: 0000000000040000 R15: 0000000000000000
| [   66.788271][   T71] softirqs last disabled at (0): 0x0
| [   66.788274][   T71] Preemption disabled at:
| [   66.788274][   T71] vprintk_emit (kernel/printk/printk.c:2471)
| [   66.788286][   T71] Tainted: [W]=WARN
[   66.788287][   T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.788288][   T71] Workqueue: netns cleanup_net
[   66.788295][   T71] Call Trace:
[   66.788296][   T71]  <TASK>
[   66.788297][   T71]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   66.788303][   T71]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   66.788305][   T71]  __might_resched.cold (kernel/sched/core.c:9234)
[   66.788309][   T71]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   66.788312][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.788316][   T71]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   66.788319][   T71]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   66.788322][   T71]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   66.788325][   T71]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   66.788327][   T71]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   66.788329][   T71]  put_chars (drivers/char/virtio_console.c:1176)
[   66.788331][   T71]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   66.788332][   T71]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   66.788334][   T71]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   66.788336][   T71]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   66.788340][   T71]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   66.788341][   T71]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   66.788343][   T71]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   66.788344][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.788346][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.788348][   T71]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   66.788350][   T71]  console_emit_next_record (kernel/printk/printk.c:3183)
[   66.788352][   T71]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   66.788354][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.788356][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.788358][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.788359][   T71]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   66.788361][   T71]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   66.788363][   T71]  console_flush_one_record (kernel/printk/printk.c:3268)
[   66.788365][   T71]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   66.788368][   T71]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   66.788370][   T71]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   66.788371][   T71]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   66.788373][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.788374][   T71]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   66.788376][   T71]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   66.788377][   T71]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   66.788379][   T71]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   66.788381][   T71]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   66.788383][   T71]  vprintk_emit (kernel/printk/printk.c:2479)
[   66.788386][   T71]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   66.788387][   T71]  ? process_one_work (kernel/workqueue.c:3387)
[   66.788390][   T71]  ? kthread (kernel/kthread.c:436)
[   66.788392][   T71]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[   66.788395][   T71]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[   66.788397][   T71]  _printk (kernel/printk/printk.c:2504)
[   66.788400][   T71]  ? snapshot_read.cold (user.c:?)
[   66.788402][   T71]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   66.788405][   T71]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   66.788407][   T71]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   66.788408][   T71]  ? netdev_notice (net/core/dev.c:13194)
[   66.788410][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.788412][   T71]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   66.788414][   T71]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   66.788417][   T71]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   66.788418][   T71]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   66.788421][   T71]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   66.788424][   T71]  dev_set_allmulti (net/core/dev_api.c:315)
[   66.788426][   T71] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   66.788439][   T71] br_dev_delete (net/bridge/br_if.c:387) bridge
[   66.788447][   T71] br_net_exit_rtnl (net/bridge/br.c:414) bridge
[   66.788454][   T71]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[   66.788456][   T71]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098)
[   66.788458][   T71]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[   66.788461][   T71]  cleanup_net (net/core/net_namespace.c:706)
[   66.788463][   T71]  ? net_passive_dec (./include/linux/llist.h:241)
[   66.788465][   T71]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   66.788467][   T71]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.788469][   T71]  process_one_work (kernel/workqueue.c:3387)
[   66.788472][   T71]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   66.788474][   T71]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   66.788477][   T71]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   66.788479][   T71]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   66.788480][   T71]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   66.788482][   T71]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   66.788484][   T71]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   66.788486][   T71]  kthread (kernel/kthread.c:436)
[   66.788487][   T71]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   66.788488][   T71]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   66.788490][   T71]  ret_from_fork (arch/x86/kernel/process.c:158)
[   66.788492][   T71]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   66.788494][   T71]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   66.788496][   T71]  ? kthread_affine_preferred (kernel/kthread.c:857)


Finger prints:
vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print