======================================
| [    9.393728][  T188] softirqs last disabled at (32152): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [    9.393730][  T188] Preemption disabled at:
| [    9.393731][  T188] 0x0
| [    9.393741][  T188] Tainted: [W]=WARN
[    9.393742][  T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.393743][  T188] Call Trace:
[    9.393745][  T188]  <TASK>
[    9.393746][  T188]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.393753][  T188]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.393758][  T188]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.393762][  T188]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.393768][  T188]  __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))
[    9.393770][  T188]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.393776][  T188]  ? 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)
[    9.393779][  T188]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.393782][  T188]  put_chars (drivers/char/virtio_console.c:1176)
[    9.393785][  T188]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.393786][  T188]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.393791][  T188]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.393797][  T188]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.393803][  T188]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.393806][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.393808][  T188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.393812][  T188]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.393816][  T188]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.393818][  T188]  ? 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))
[    9.393821][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.393824][  T188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.393828][  T188]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.393832][  T188]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.393834][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.393839][  T188]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.393842][  T188]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.393844][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.393846][  T188]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.393849][  T188]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.393851][  T188]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.393855][  T188]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.393858][  T188]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.393862][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.393866][  T188]  _printk (kernel/printk/printk.c:2504)
[    9.393869][  T188]  ? snapshot_read.cold (user.c:?)
[    9.393872][  T188]  ? 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)
[    9.393875][  T188]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.393879][  T188]  ? 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)
[    9.393881][  T188]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.393885][  T188]  ? exit_notify (kernel/exit.c:780)
[    9.393887][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.393890][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.393894][  T188]  do_group_exit (kernel/exit.c:1151)
[    9.393897][  T188]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.393899][  T188]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.393901][  T188]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.393906][  T188]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.393909][  T188]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.393911][  T188] RIP: 0033:0x7fdd55ceb1b8
[    9.393913][  T188] Code: Unable to access opcode bytes at 0x7fdd55ceb18e.

Code starting with the faulting instruction
===========================================
[    9.393915][  T188] RSP: 002b:00007ffecb63e908 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.393917][  T188] RAX: ffffffffffffffda RBX: 00007fdd55e1bf88 RCX: 00007fdd55ceb1b8
[    9.393918][  T188] RDX: 00007fdd55a35fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.393919][  T188] RBP: 00007ffecb63e960 R08: 0000000000000000 R09: 0000000000008010
[    9.393920][  T188] R10: 00007ffecb63e720 R11: 0000000000000246 R12: 0000000000000001
[    9.393921][  T188] R13: 0000000000000000 R14: 00007fdd55e1a680 R15: 00007fdd55e1bfa0
| [   10.395512][  T234] softirqs last disabled at (25051): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.395514][  T234] Preemption disabled at:
| [   10.395515][  T234] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.395525][  T234] Tainted: [W]=WARN
[   10.395526][  T234] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.395528][  T234] Call Trace:
[   10.395529][  T234]  <TASK>
[   10.395531][  T234]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.395537][  T234]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.395539][  T234]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.395544][  T234]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.395548][  T234]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.395554][  T234]  __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))
[   10.395556][  T234]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.395562][  T234]  ? 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)
[   10.395565][  T234]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.395568][  T234]  put_chars (drivers/char/virtio_console.c:1176)
[   10.395571][  T234]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.395572][  T234]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.395577][  T234]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.395579][  T234]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.395584][  T234]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.395587][  T234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.395592][  T234]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.395595][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.395600][  T234]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.395604][  T234]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.395606][  T234]  ? 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))
[   10.395609][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.395611][  T234]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.395615][  T234]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.395620][  T234]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.395621][  T234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.395627][  T234]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.395630][  T234]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.395632][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.395634][  T234]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.395638][  T234]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.395639][  T234]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.395643][  T234]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.395647][  T234]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.395653][  T234]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   10.395656][  T234]  _printk (kernel/printk/printk.c:2504)
[   10.395660][  T234]  ? snapshot_read.cold (user.c:?)
[   10.395667][  T234]  ? 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)
[   10.395670][  T234] vlan_proto_init (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/net/netns/generic.h:45 (discriminator 2)) 8021q
[   10.395673][  T234]  do_one_initcall (init/main.c:1357)
[   10.395676][  T234]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   10.395680][  T234]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   10.395683][  T234]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   10.395688][  T234]  do_init_module (kernel/module/main.c:3117)
[   10.395692][  T234]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.395696][  T234]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   10.395700][  T234]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   10.395704][  T234]  load_module (kernel/module/main.c:3593)
[   10.395711][  T234]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   10.395715][  T234]  ? __ia32_sys_fsconfig (??:?)
[   10.395718][  T234]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   10.395723][  T234]  ? backing_file_read_iter (fs/backing-file.c:211)
[   10.395726][  T234]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.395730][  T234]  init_module_from_file (kernel/module/main.c:3790)
[   10.395733][  T234]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   10.395742][  T234]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.395745][  T234]  ? 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)
[   10.395748][  T234]  idempotent_init_module (kernel/module/main.c:3802)
[   10.395752][  T234]  ? init_module_from_file (kernel/module/main.c:3791)
[   10.395759][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.395761][  T234]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   10.395768][  T234]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   10.395770][  T234]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.395773][  T234]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.395775][  T234]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.395778][  T234]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.395780][  T234] RIP: 0033:0x7fa338e5337d
[   10.395784][  T234] 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
[   10.395785][  T234] RSP: 002b:00007ffce0e7e9e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   10.395788][  T234] RAX: ffffffffffffffda RBX: 0000555f60527810 RCX: 00007fa338e5337d
[   10.395790][  T234] RDX: 0000000000000000 RSI: 0000555f4c959ffd RDI: 0000000000000000
[   10.395791][  T234] RBP: 00007ffce0e7ea80 R08: 0000000000000000 R09: 0000000000000000
[   10.395792][  T234] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555f4c959ffd
[   10.395793][  T234] R13: 0000555f60527960 R14: 0000000000040000 R15: 0000000000000000
| [   11.661127][  T282] softirqs last disabled at (23547): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.661129][  T282] Preemption disabled at:
| [   11.661130][  T282] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.661139][  T282] Tainted: [W]=WARN
[   11.661140][  T282] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.661142][  T282] Call Trace:
[   11.661143][  T282]  <TASK>
[   11.661145][  T282]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.661150][  T282]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.661152][  T282]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.661157][  T282]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.661162][  T282]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.661167][  T282]  __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))
[   11.661169][  T282]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.661175][  T282]  ? 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)
[   11.661178][  T282]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.661181][  T282]  put_chars (drivers/char/virtio_console.c:1176)
[   11.661183][  T282]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   11.661185][  T282]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.661188][  T282]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.661192][  T282]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.661196][  T282]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.661199][  T282]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.661200][  T282]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.661205][  T282]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.661206][  T282]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.661209][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.661212][  T282]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.661216][  T282]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.661220][  T282]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.661222][  T282]  ? 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))
[   11.661225][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.661227][  T282]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.661231][  T282]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.661235][  T282]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.661237][  T282]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.661242][  T282]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.661245][  T282]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.661247][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.661249][  T282]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.661253][  T282]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.661254][  T282]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.661258][  T282]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.661262][  T282]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.661267][  T282]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   11.661270][  T282]  _printk (kernel/printk/printk.c:2504)
[   11.661274][  T282]  ? snapshot_read.cold (user.c:?)
[   11.661280][  T282]  ? 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)
[   11.661283][  T282] gre_init (gre.mod.c:?) gre
[   11.661285][  T282]  do_one_initcall (init/main.c:1357)
[   11.661288][  T282]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   11.661293][  T282]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   11.661296][  T282]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   11.661301][  T282]  do_init_module (kernel/module/main.c:3117)
[   11.661304][  T282]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.661309][  T282]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   11.661312][  T282]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   11.661320][  T282]  load_module (kernel/module/main.c:3593)
[   11.661327][  T282]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   11.661332][  T282]  ? backing_file_read_iter (fs/backing-file.c:211)
[   11.661336][  T282]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.661340][  T282]  init_module_from_file (kernel/module/main.c:3790)
[   11.661343][  T282]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   11.661351][  T282]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.661355][  T282]  ? 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)
[   11.661358][  T282]  idempotent_init_module (kernel/module/main.c:3802)
[   11.661361][  T282]  ? init_module_from_file (kernel/module/main.c:3791)
[   11.661368][  T282]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.661370][  T282]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.661376][  T282]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   11.661378][  T282]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.661382][  T282]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.661384][  T282]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.661387][  T282]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.661389][  T282] RIP: 0033:0x7f2c9211137d
[   11.661392][  T282] 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
[   11.661394][  T282] RSP: 002b:00007ffdc6b51b18 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   11.661397][  T282] RAX: ffffffffffffffda RBX: 00005644272e7a40 RCX: 00007f2c9211137d
[   11.661398][  T282] RDX: 0000000000000000 RSI: 00005643fdd3fffd RDI: 0000000000000001
[   11.661399][  T282] RBP: 00007ffdc6b51bb0 R08: 0000000000000000 R09: 0000000000000000
[   11.661400][  T282] R10: 0000000000000000 R11: 0000000000000246 R12: 00005643fdd3fffd
[   11.661401][  T282] R13: 00005644272e7a00 R14: 0000000000040000 R15: 0000000000000000
| [   12.722248][  T322] softirqs last disabled at (21679): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.722250][  T322] Preemption disabled at:
| [   12.722251][  T322] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.722260][  T322] Tainted: [W]=WARN
[   12.722261][  T322] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.722263][  T322] Call Trace:
[   12.722265][  T322]  <TASK>
[   12.722266][  T322]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.722272][  T322]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.722274][  T322]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.722279][  T322]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.722283][  T322]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.722288][  T322]  __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))
[   12.722291][  T322]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.722297][  T322]  ? 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)
[   12.722300][  T322]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.722303][  T322]  put_chars (drivers/char/virtio_console.c:1176)
[   12.722305][  T322]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   12.722307][  T322]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.722310][  T322]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.722314][  T322]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.722318][  T322]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.722325][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.722327][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.722331][  T322]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.722333][  T322]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.722336][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.722339][  T322]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.722343][  T322]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.722347][  T322]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.722349][  T322]  ? 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))
[   12.722352][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.722354][  T322]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.722358][  T322]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.722363][  T322]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.722365][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.722370][  T322]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.722373][  T322]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.722374][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.722377][  T322]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.722381][  T322]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.722382][  T322]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.722386][  T322]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.722390][  T322]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.722395][  T322]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   12.722398][  T322]  _printk (kernel/printk/printk.c:2504)
[   12.722402][  T322]  ? snapshot_read.cold (user.c:?)
[   12.722409][  T322]  ? 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)
[   12.722412][  T322] gact_init_module (net/sched/act_gact.c:180) act_gact
[   12.722414][  T322]  do_one_initcall (init/main.c:1357)
[   12.722417][  T322]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   12.722422][  T322]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   12.722425][  T322]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   12.722430][  T322]  do_init_module (kernel/module/main.c:3117)
[   12.722434][  T322]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.722439][  T322]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   12.722442][  T322]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   12.722446][  T322]  load_module (kernel/module/main.c:3593)
[   12.722454][  T322]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   12.722458][  T322]  ? __ia32_sys_fsconfig (??:?)
[   12.722461][  T322]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.722464][  T322]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.722468][  T322]  init_module_from_file (kernel/module/main.c:3790)
[   12.722471][  T322]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   12.722479][  T322]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.722483][  T322]  ? 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)
[   12.722486][  T322]  idempotent_init_module (kernel/module/main.c:3802)
[   12.722490][  T322]  ? init_module_from_file (kernel/module/main.c:3791)
[   12.722496][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.722498][  T322]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   12.722505][  T322]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   12.722507][  T322]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.722511][  T322]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.722513][  T322]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.722516][  T322]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.722518][  T322] RIP: 0033:0x7fb6cf46937d
[   12.722521][  T322] 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
[   12.722523][  T322] RSP: 002b:00007fffe7701e18 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   12.722526][  T322] RAX: ffffffffffffffda RBX: 0000559fd54bd810 RCX: 00007fb6cf46937d
[   12.722527][  T322] RDX: 0000000000000000 RSI: 0000559fb0b24ffd RDI: 0000000000000000
[   12.722528][  T322] RBP: 00007fffe7701eb0 R08: 0000000000000000 R09: 0000000000000000
[   12.722529][  T322] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559fb0b24ffd
[   12.722530][  T322] R13: 0000559fd54bd960 R14: 0000000000040000 R15: 0000000000000000
| [   18.292449][  T355] softirqs last disabled at (17411): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   18.292451][  T355] Preemption disabled at:
| [   18.292452][  T355] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.292462][  T355] Tainted: [W]=WARN
[   18.292463][  T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.292464][  T355] Call Trace:
[   18.292466][  T355]  <TASK>
[   18.292467][  T355]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.292473][  T355]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.292475][  T355]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.292480][  T355]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.292484][  T355]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.292489][  T355]  __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))
[   18.292492][  T355]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.292497][  T355]  ? 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)
[   18.292500][  T355]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.292503][  T355]  put_chars (drivers/char/virtio_console.c:1176)
[   18.292506][  T355]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.292507][  T355]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.292512][  T355]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.292515][  T355]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.292519][  T355]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.292522][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.292527][  T355]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.292529][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.292534][  T355]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.292538][  T355]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.292540][  T355]  ? 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))
[   18.292543][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.292546][  T355]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.292550][  T355]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.292554][  T355]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.292556][  T355]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.292561][  T355]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.292564][  T355]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.292565][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.292568][  T355]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.292571][  T355]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.292573][  T355]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.292576][  T355]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.292581][  T355]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.292584][  T355]  ? netdev_run_todo (net/core/dev.c:11776)
[   18.292588][  T355]  ? mirred_device_event (net/sched/act_mirred.c:559 (discriminator 1)) act_mirred
[   18.292590][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.292595][  T355]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   18.292597][  T355]  _printk (kernel/printk/printk.c:2504)
[   18.292601][  T355]  ? snapshot_read.cold (user.c:?)
[   18.292603][  T355]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.292606][  T355]  ? gre_exit (net/ipv4/gre_demux.c:73) gre
[   18.292607][  T355]  ? __up_write (kernel/locking/rwsem.c:1415)
[   18.292609][  T355]  ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1))
[   18.292612][  T355]  ? __up_write (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:3390 kernel/locking/rwsem.c:1417)
[   18.292615][  T355] mirred_init_module (net/sched/act_mirred.c:508) act_mirred
[   18.292617][  T355]  do_one_initcall (init/main.c:1357)
[   18.292621][  T355]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   18.292625][  T355]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   18.292628][  T355]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   18.292633][  T355]  do_init_module (kernel/module/main.c:3117)
[   18.292637][  T355]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   18.292641][  T355]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   18.292644][  T355]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   18.292648][  T355]  load_module (kernel/module/main.c:3593)
[   18.292655][  T355]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   18.292659][  T355]  ? __ia32_sys_fsconfig (??:?)
[   18.292662][  T355]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   18.292666][  T355]  ? backing_file_read_iter (fs/backing-file.c:211)
[   18.292670][  T355]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.292673][  T355]  init_module_from_file (kernel/module/main.c:3790)
[   18.292677][  T355]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   18.292685][  T355]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   18.292688][  T355]  ? 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)
[   18.292691][  T355]  idempotent_init_module (kernel/module/main.c:3802)
[   18.292695][  T355]  ? init_module_from_file (kernel/module/main.c:3791)
[   18.292701][  T355]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.292704][  T355]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   18.292709][  T355]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   18.292712][  T355]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.292715][  T355]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.292717][  T355]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.292720][  T355]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.292722][  T355] RIP: 0033:0x7f8b45af537d
[   18.292725][  T355] 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
[   18.292727][  T355] RSP: 002b:00007fff977d5b78 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   18.292730][  T355] RAX: ffffffffffffffda RBX: 00005620bb707810 RCX: 00007f8b45af537d
[   18.292731][  T355] RDX: 0000000000000000 RSI: 00005620b4a80ffd RDI: 0000000000000000
[   18.292732][  T355] RBP: 00007fff977d5c10 R08: 0000000000000000 R09: 0000000000000000
[   18.292733][  T355] R10: 0000000000000000 R11: 0000000000000246 R12: 00005620b4a80ffd
[   18.292734][  T355] R13: 00005620bb707960 R14: 0000000000040000 R15: 0000000000000000
| [   28.015022][    C0] softirqs last disabled at (762325): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   28.015024][    C0] Preemption disabled at:
| [   28.015024][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   28.015034][    C0] Tainted: [W]=WARN
[   28.015035][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.015037][    C0] Call Trace:
[   28.015039][    C0]  <IRQ>
[   28.015041][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.015046][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   28.015047][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.015051][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.015055][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   28.015058][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.015061][    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))
[   28.015065][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.015068][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.015072][    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)
[   28.015073][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.015075][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   28.015078][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.015079][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   28.015083][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.015086][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.015088][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.015090][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.015092][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.015094][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.015096][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.015098][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.015100][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.015102][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   28.015103][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.015106][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.015109][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.015110][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.015112][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.015114][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.015115][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.015117][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   28.015119][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.015121][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.015123][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.015125][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.015127][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.015129][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.015130][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:264)
[   28.015135][    C0]  _printk (kernel/printk/printk.c:2504)
[   28.015139][    C0]  ? snapshot_read.cold (user.c:?)
[   28.015140][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   28.015144][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.015147][    C0]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   28.015148][    C0]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   28.015151][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   28.015154][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   28.015156][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   28.015157][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   28.015160][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.015161][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.015174][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.015176][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.015178][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.015185][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   28.015187][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.015193][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.015200][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.015206][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   28.015209][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   28.015211][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   28.015215][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.015216][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.015218][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.015220][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   28.015222][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.015229][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   28.015231][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.015234][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.015236][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   28.015238][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   28.015240][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.015242][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.015244][    C0]  handle_softirqs (kernel/softirq.c:645)
[   28.015246][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.015248][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   28.015250][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   28.015251][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   28.015253][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   28.015256][    C0]  </IRQ>
[   28.015256][    C0]  <TASK>
[   28.015257][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   28.015259][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   28.015261][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   28.015264][    C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   28.015266][    C0] RSP: 0018:ffffffff97407cf8 EFLAGS: 00000296
[   28.015269][    C0] RAX: 00000000000ba1d3 RBX: ffffffff9741c600 RCX: ffffffff944f0307
[   28.015270][    C0] RDX: ffffffff9741c600 RSI: ffffffff97238af6 RDI: ffffffff96c8d8e0
[   28.015271][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   28.015272][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff2e80fa2
[   28.015273][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   28.015275][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.015278][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.015279][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   28.015281][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   28.015283][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.015284][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   28.015286][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   28.015288][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.015290][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.015292][    C0]  do_idle (kernel/sched/idle.c:355)
[   28.015293][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   28.015295][    C0]  rest_init (init/main.c:727)
[   28.015297][    C0]  ? __cpuidle_text_end (??:?)
[   28.015300][    C0]  ? rest_init (init/main.c:727)
[   28.015302][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   28.015306][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   28.015308][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   28.015311][    C0]  start_kernel (init/main.c:1185)
[   28.015313][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   28.015315][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   28.015317][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   28.080872][    C0]
| [   28.080948][    C0]
| [   28.080948][    C0] stack backtrace:
| [   28.081141][    C0] Tainted: [W]=WARN
[   28.081142][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.081143][    C0] Call Trace:
[   28.081144][    C0]  <IRQ>
[   28.081144][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.081148][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   28.081150][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   28.081153][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   28.081155][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   28.081157][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   28.081159][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.081161][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.081168][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.081171][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.081172][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.081179][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   28.081180][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.081186][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.081193][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.081199][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   28.081202][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   28.081203][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   28.081206][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.081208][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.081209][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.081212][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   28.081213][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.081221][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   28.081223][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.081225][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.081228][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   28.081230][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   28.081232][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.081233][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.081235][    C0]  handle_softirqs (kernel/softirq.c:645)
[   28.081237][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.081239][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   28.081241][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   28.081242][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   28.081243][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   28.081245][    C0]  </IRQ>
[   28.081246][    C0]  <TASK>
[   28.081247][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   28.081248][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   28.081250][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   28.081252][    C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   28.081253][    C0] RSP: 0018:ffffffff97407cf8 EFLAGS: 00000296
[   28.081254][    C0] RAX: 00000000000ba1d3 RBX: ffffffff9741c600 RCX: ffffffff944f0307
[   28.081256][    C0] RDX: ffffffff9741c600 RSI: ffffffff97238af6 RDI: ffffffff96c8d8e0
[   28.081256][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   28.081257][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff2e80fa2
[   28.081258][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   28.081260][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.081262][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.081263][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   28.081265][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   28.081267][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.081268][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   28.081270][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   28.081272][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.081273][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.081275][    C0]  do_idle (kernel/sched/idle.c:355)
[   28.081277][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   28.081278][    C0]  rest_init (init/main.c:727)
[   28.081280][    C0]  ? __cpuidle_text_end (??:?)
[   28.081283][    C0]  ? rest_init (init/main.c:727)
[   28.081285][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   28.081287][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   28.081290][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   28.081292][    C0]  start_kernel (init/main.c:1185)
[   28.081293][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   28.081295][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   28.081297][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   32.178458][   T36] softirqs last disabled at (124377): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   32.178460][   T36] Preemption disabled at:
| [   32.178461][   T36] 0x0
| [   32.178471][   T36] Tainted: [W]=WARN
[   32.178472][   T36] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.178474][   T36] Workqueue: events_unbound linkwatch_event
[   32.178480][   T36] Call Trace:
[   32.178481][   T36]  <TASK>
[   32.178483][   T36]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   32.178488][   T36]  __might_resched.cold (kernel/sched/core.c:9234)
[   32.178492][   T36]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   32.178495][   T36]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.178499][   T36]  __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))
[   32.178503][   T36]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   32.178505][   T36]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.178509][   T36]  ? 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)
[   32.178511][   T36]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.178513][   T36]  put_chars (drivers/char/virtio_console.c:1176)
[   32.178515][   T36]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   32.178516][   T36]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   32.178519][   T36]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   32.178522][   T36]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   32.178525][   T36]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   32.178527][   T36]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   32.178528][   T36]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.178530][   T36]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.178532][   T36]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.178534][   T36]  console_emit_next_record (kernel/printk/printk.c:3183)
[   32.178536][   T36]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   32.178538][   T36]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.178540][   T36]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.178541][   T36]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.178543][   T36]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.178545][   T36]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   32.178547][   T36]  console_flush_one_record (kernel/printk/printk.c:3268)
[   32.178549][   T36]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   32.178552][   T36]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   32.178554][   T36]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.178555][   T36]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   32.178557][   T36]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.178559][   T36]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   32.178560][   T36]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   32.178561][   T36]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   32.178564][   T36]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   32.178565][   T36]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   32.178567][   T36]  vprintk_emit (kernel/printk/printk.c:2479)
[   32.178570][   T36]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   32.178572][   T36]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.178574][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.178577][   T36]  _printk (kernel/printk/printk.c:2504)
[   32.178581][   T36]  ? snapshot_read.cold (user.c:?)
[   32.178583][   T36]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.178584][   T36]  ? fib6_del (net/ipv6/ip6_fib.c:2069)
[   32.178589][   T36] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   32.178602][   T36] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   32.178610][   T36] br_port_carrier_check (net/bridge/br_if.c:95) bridge
[   32.178619][   T36] br_device_event (net/bridge/br.c:101) bridge
[   32.178627][   T36]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   32.178629][   T36]  ? addrconf_notify (net/ipv6/addrconf.c:3749)
[   32.178633][   T36]  notifier_call_chain (kernel/notifier.c:85)
[   32.178636][   T36]  netif_state_change (net/core/dev.c:1625)
[   32.178639][   T36]  ? dev_deactivate (net/sched/sch_generic.c:1419)
[   32.178642][   T36]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7))
[   32.178644][   T36]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   32.178645][   T36]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   32.178647][   T36]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   32.178649][   T36]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.178650][   T36]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   32.178654][   T36]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   32.178656][   T36]  ? __linkwatch_run_queue (./include/linux/list.h:577)
[   32.178658][   T36]  process_one_work (kernel/workqueue.c:3387)
[   32.178662][   T36]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   32.178664][   T36]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.178666][   T36]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   32.178668][   T36]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   32.178671][   T36]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   32.178673][   T36]  kthread (kernel/kthread.c:436)
[   32.178674][   T36]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.178676][   T36]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   32.178678][   T36]  ret_from_fork (arch/x86/kernel/process.c:158)
[   32.178681][   T36]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   32.178682][   T36]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   32.178685][   T36]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   32.178687][   T36]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   37.388411][   T70] softirqs last disabled at (32165): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   37.388413][   T70] Preemption disabled at:
| [   37.388414][   T70] 0x0
| [   37.388424][   T70] Tainted: [W]=WARN
[   37.388425][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.388427][   T70] Workqueue: events_unbound linkwatch_event
[   37.388433][   T70] Call Trace:
[   37.388434][   T70]  <TASK>
[   37.388436][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   37.388441][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[   37.388445][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   37.388448][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.388458][   T70]  __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))
[   37.388461][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   37.388464][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.388468][   T70]  ? 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)
[   37.388470][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.388472][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[   37.388474][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   37.388475][   T70]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   37.388479][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   37.388482][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   37.388485][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   37.388486][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.388488][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.388490][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[   37.388493][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   37.388495][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.388496][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.388498][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.388500][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.388502][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   37.388503][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[   37.388506][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   37.388508][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   37.388510][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.388512][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   37.388513][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.388515][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   37.388516][   T70]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   37.388518][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   37.388520][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   37.388522][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   37.388524][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[   37.388526][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   37.388528][   T70]  ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180)
[   37.388530][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.388531][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.388533][   T70]  _printk (kernel/printk/printk.c:2504)
[   37.388537][   T70]  ? snapshot_read.cold (user.c:?)
[   37.388538][   T70]  ? netif_get_link_ksettings (net/ethtool/ioctl.c:450)
[   37.388541][   T70]  ? port_cost (net/bridge/br_if.c:40) bridge
[   37.388554][   T70]  ? br_multicast_flood (??:?) bridge
[   37.388562][   T70] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   37.388571][   T70] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   37.388578][   T70] br_stp_enable_port (net/bridge/br_stp_if.c:93) bridge
[   37.388585][   T70] br_port_carrier_check (net/bridge/br_if.c:90) bridge
[   37.388592][   T70] br_device_event (net/bridge/br.c:101) bridge
[   37.388599][   T70]  ? fib6_ifdown (net/ipv6/route.c:4976)
[   37.388603][   T70]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   37.388605][   T70]  ? addrconf_notify (net/ipv6/addrconf.c:3764)
[   37.388608][   T70]  notifier_call_chain (kernel/notifier.c:85)
[   37.388612][   T70]  netif_state_change (net/core/dev.c:1625)
[   37.388615][   T70]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7))
[   37.388617][   T70]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   37.388619][   T70]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   37.388621][   T70]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.388622][   T70]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   37.388626][   T70]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   37.388628][   T70]  ? __linkwatch_run_queue (./include/linux/list.h:577)
[   37.388629][   T70]  process_one_work (kernel/workqueue.c:3387)
[   37.388633][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   37.388635][   T70]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.388637][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   37.388639][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   37.388642][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   37.388644][   T70]  kthread (kernel/kthread.c:436)
[   37.388646][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   37.388648][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   37.388650][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[   37.388653][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   37.388655][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   37.388657][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   37.388659][   T70]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   51.271808][   T38] softirqs last disabled at (53429): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   51.271810][   T38] Preemption disabled at:
| [   51.271811][   T38] 0x0
| [   51.271821][   T38] Tainted: [W]=WARN
[   51.271822][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.271824][   T38] Workqueue: events_unbound linkwatch_event
[   51.271830][   T38] Call Trace:
[   51.271832][   T38]  <TASK>
[   51.271833][   T38]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   51.271838][   T38]  __might_resched.cold (kernel/sched/core.c:9234)
[   51.271842][   T38]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   51.271846][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.271850][   T38]  __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))
[   51.271853][   T38]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   51.271856][   T38]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.271860][   T38]  ? 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)
[   51.271861][   T38]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.271863][   T38]  put_chars (drivers/char/virtio_console.c:1176)
[   51.271865][   T38]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   51.271867][   T38]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   51.271870][   T38]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   51.271872][   T38]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   51.271876][   T38]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   51.271877][   T38]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   51.271879][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.271880][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.271882][   T38]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.271884][   T38]  console_emit_next_record (kernel/printk/printk.c:3183)
[   51.271887][   T38]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   51.271889][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.271890][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.271892][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.271894][   T38]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.271896][   T38]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   51.271897][   T38]  console_flush_one_record (kernel/printk/printk.c:3268)
[   51.271900][   T38]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   51.271905][   T38]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   51.271906][   T38]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.271908][   T38]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   51.271910][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.271911][   T38]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   51.271913][   T38]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   51.271914][   T38]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   51.271916][   T38]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   51.271918][   T38]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   51.271920][   T38]  vprintk_emit (kernel/printk/printk.c:2479)
[   51.271923][   T38]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   51.271925][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.271927][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.271930][   T38]  _printk (kernel/printk/printk.c:2504)
[   51.271933][   T38]  ? snapshot_read.cold (user.c:?)
[   51.271935][   T38]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.271937][   T38]  ? fib6_del (net/ipv6/ip6_fib.c:2069)
[   51.271941][   T38] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   51.271955][   T38] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   51.271963][   T38] br_port_carrier_check (net/bridge/br_if.c:95) bridge
[   51.271972][   T38] br_device_event (net/bridge/br.c:101) bridge
[   51.271980][   T38]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   51.271982][   T38]  ? addrconf_notify (net/ipv6/addrconf.c:3749)
[   51.271986][   T38]  notifier_call_chain (kernel/notifier.c:85)
[   51.271989][   T38]  netif_state_change (net/core/dev.c:1625)
[   51.271992][   T38]  ? dev_deactivate (net/sched/sch_generic.c:1419)
[   51.271995][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7))
[   51.271997][   T38]  ? rfc2863_policy (net/core/link_watch.c:52 net/core/link_watch.c:76)
[   51.271998][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:184 net/core/link_watch.c:166)
[   51.272000][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   51.272002][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.272003][   T38]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   51.272007][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   51.272009][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:577)
[   51.272011][   T38]  process_one_work (kernel/workqueue.c:3387)
[   51.272014][   T38]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   51.272016][   T38]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.272018][   T38]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   51.272021][   T38]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   51.272023][   T38]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   51.272025][   T38]  kthread (kernel/kthread.c:436)
[   51.272027][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.272028][   T38]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   51.272030][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   51.272033][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   51.272035][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   51.272038][   T38]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   51.272039][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   56.473728][   T38] softirqs last disabled at (53429): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   56.473730][   T38] Preemption disabled at:
| [   56.473731][   T38] 0x0
| [   56.473741][   T38] Tainted: [W]=WARN
[   56.473742][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.473743][   T38] Workqueue: events_unbound linkwatch_event
[   56.473749][   T38] Call Trace:
[   56.473751][   T38]  <TASK>
[   56.473753][   T38]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   56.473758][   T38]  __might_resched.cold (kernel/sched/core.c:9234)
[   56.473761][   T38]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   56.473765][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.473769][   T38]  __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))
[   56.473773][   T38]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.473776][   T38]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.473779][   T38]  ? 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)
[   56.473781][   T38]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.473783][   T38]  put_chars (drivers/char/virtio_console.c:1176)
[   56.473785][   T38]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   56.473786][   T38]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   56.473790][   T38]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   56.473794][   T38]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   56.473796][   T38]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.473798][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.473800][   T38]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.473802][   T38]  console_emit_next_record (kernel/printk/printk.c:3183)
[   56.473804][   T38]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   56.473806][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.473808][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.473810][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.473811][   T38]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.473813][   T38]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   56.473815][   T38]  console_flush_one_record (kernel/printk/printk.c:3268)
[   56.473817][   T38]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   56.473820][   T38]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   56.473822][   T38]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.473823][   T38]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   56.473825][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.473827][   T38]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.473828][   T38]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   56.473829][   T38]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   56.473832][   T38]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   56.473834][   T38]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   56.473836][   T38]  vprintk_emit (kernel/printk/printk.c:2479)
[   56.473838][   T38]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   56.473840][   T38]  ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180)
[   56.473842][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.473843][   T38]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.473845][   T38]  _printk (kernel/printk/printk.c:2504)
[   56.473849][   T38]  ? snapshot_read.cold (user.c:?)
[   56.473850][   T38]  ? netif_get_link_ksettings (net/ethtool/ioctl.c:450)
[   56.473853][   T38]  ? port_cost (net/bridge/br_if.c:40) bridge
[   56.473866][   T38]  ? br_multicast_flood (??:?) bridge
[   56.473874][   T38] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   56.473882][   T38] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   56.473889][   T38] br_stp_enable_port (net/bridge/br_stp_if.c:93) bridge
[   56.473896][   T38] br_port_carrier_check (net/bridge/br_if.c:90) bridge
[   56.473908][   T38] br_device_event (net/bridge/br.c:101) bridge
[   56.473915][   T38]  ? fib6_ifdown (net/ipv6/route.c:4976)
[   56.473918][   T38]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   56.473920][   T38]  ? addrconf_notify (net/ipv6/addrconf.c:3764)
[   56.473924][   T38]  notifier_call_chain (kernel/notifier.c:85)
[   56.473928][   T38]  netif_state_change (net/core/dev.c:1625)
[   56.473931][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7))
[   56.473933][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   56.473935][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   56.473937][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.473938][   T38]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   56.473942][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   56.473944][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:577)
[   56.473946][   T38]  process_one_work (kernel/workqueue.c:3387)
[   56.473949][   T38]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   56.473951][   T38]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   56.473953][   T38]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.473956][   T38]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   56.473959][   T38]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   56.473960][   T38]  kthread (kernel/kthread.c:436)
[   56.473962][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.473965][   T38]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   56.473967][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   56.473970][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   56.473972][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   56.473974][   T38]  ? kthread_affine_preferred (kernel/kthread.c:857)


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
__irq_exit_rcu:schedule_preempt_disabled:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars