======================================
| [   10.054921][  T187] softirqs last disabled at (29998): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   10.054923][  T187] Preemption disabled at:
| [   10.054924][  T187] 0x0
| [   10.054935][  T187] Tainted: [W]=WARN
[   10.054935][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.054937][  T187] Call Trace:
[   10.054938][  T187]  <TASK>
[   10.054940][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.054947][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.054951][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.054955][  T187]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.054960][  T187]  __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))
[   10.054963][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.054968][  T187]  ? 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)
[   10.054971][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.054974][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[   10.054977][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.054979][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.054983][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.054989][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.054995][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.054997][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.055000][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.055004][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.055008][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.055010][  T187]  ? 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))
[   10.055013][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.055015][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.055019][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.055023][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.055025][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.055031][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.055034][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.055035][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.055038][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.055041][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.055043][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.055047][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.055050][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.055054][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.055058][  T187]  _printk (kernel/printk/printk.c:2504)
[   10.055061][  T187]  ? snapshot_read.cold (user.c:?)
[   10.055064][  T187]  ? 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)
[   10.055067][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.055071][  T187]  ? 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)
[   10.055073][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.055077][  T187]  ? exit_notify (kernel/exit.c:780)
[   10.055079][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.055082][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.055086][  T187]  do_group_exit (kernel/exit.c:1151)
[   10.055089][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.055091][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.055093][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.055096][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.055099][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.055102][  T187] RIP: 0033:0x7f06c58ac1b8
[   10.055104][  T187] Code: Unable to access opcode bytes at 0x7f06c58ac18e.

Code starting with the faulting instruction
===========================================
[   10.055105][  T187] RSP: 002b:00007ffc5bc1ff48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.055108][  T187] RAX: ffffffffffffffda RBX: 00007f06c59dcf88 RCX: 00007f06c58ac1b8
[   10.055109][  T187] RDX: 00007f06c55f6fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.055110][  T187] RBP: 00007ffc5bc1ffa0 R08: 0000000000000000 R09: 0000000000008010
[   10.055111][  T187] R10: 00007ffc5bc1fd60 R11: 0000000000000246 R12: 0000000000000001
[   10.055112][  T187] R13: 0000000000000000 R14: 00007f06c59db680 R15: 00007f06c59dcfa0
| [   11.352863][  T239] softirqs last disabled at (29397): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.352866][  T239] Preemption disabled at:
| [   11.352866][  T239] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.352876][  T239] Tainted: [W]=WARN
[   11.352877][  T239] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.352878][  T239] Call Trace:
[   11.352880][  T239]  <TASK>
[   11.352882][  T239]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.352887][  T239]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.352890][  T239]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.352895][  T239]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.352899][  T239]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.352904][  T239]  __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))
[   11.352906][  T239]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.352912][  T239]  ? 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)
[   11.352915][  T239]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.352918][  T239]  put_chars (drivers/char/virtio_console.c:1176)
[   11.352921][  T239]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.352922][  T239]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.352927][  T239]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.352930][  T239]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.352934][  T239]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.352937][  T239]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.352942][  T239]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.352945][  T239]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.352950][  T239]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.352954][  T239]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.352956][  T239]  ? 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))
[   11.352959][  T239]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.352962][  T239]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.352966][  T239]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.352970][  T239]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.352972][  T239]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.352977][  T239]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.352980][  T239]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.352981][  T239]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.352984][  T239]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.352988][  T239]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.352989][  T239]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.352993][  T239]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.352997][  T239]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.353003][  T239]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   11.353007][  T239]  _printk (kernel/printk/printk.c:2504)
[   11.353011][  T239]  ? snapshot_read.cold (user.c:?)
[   11.353017][  T239]  ? 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)
[   11.353020][  T239] 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
[   11.353023][  T239]  do_one_initcall (init/main.c:1357)
[   11.353026][  T239]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   11.353030][  T239]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   11.353034][  T239]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   11.353038][  T239]  do_init_module (kernel/module/main.c:3117)
[   11.353042][  T239]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.353046][  T239]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   11.353050][  T239]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   11.353054][  T239]  load_module (kernel/module/main.c:3593)
[   11.353061][  T239]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   11.353065][  T239]  ? __ia32_sys_fsconfig (??:?)
[   11.353068][  T239]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.353071][  T239]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.353075][  T239]  init_module_from_file (kernel/module/main.c:3790)
[   11.353078][  T239]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   11.353086][  T239]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.353090][  T239]  ? 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)
[   11.353093][  T239]  idempotent_init_module (kernel/module/main.c:3802)
[   11.353096][  T239]  ? init_module_from_file (kernel/module/main.c:3791)
[   11.353103][  T239]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.353105][  T239]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.353112][  T239]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   11.353114][  T239]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.353117][  T239]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.353119][  T239]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.353122][  T239]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.353124][  T239] RIP: 0033:0x7f5132fc837d
[   11.353128][  T239] 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
[   11.353130][  T239] RSP: 002b:00007fff7ae4a908 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   11.353133][  T239] RAX: ffffffffffffffda RBX: 0000561c9a4a4810 RCX: 00007f5132fc837d
[   11.353134][  T239] RDX: 0000000000000000 RSI: 0000561c90fa1ffd RDI: 0000000000000000
[   11.353135][  T239] RBP: 00007fff7ae4a9a0 R08: 0000000000000000 R09: 0000000000000000
[   11.353136][  T239] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561c90fa1ffd
[   11.353137][  T239] R13: 0000561c9a4a4960 R14: 0000000000040000 R15: 0000000000000000
| [   12.962941][  T290] softirqs last disabled at (17332): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   12.962944][  T290] Preemption disabled at:
| [   12.962944][  T290] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.962954][  T290] Tainted: [W]=WARN
[   12.962955][  T290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.962956][  T290] Call Trace:
[   12.962958][  T290]  <TASK>
[   12.962960][  T290]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.962966][  T290]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.962968][  T290]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.962972][  T290]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.962976][  T290]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.962982][  T290]  __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))
[   12.962984][  T290]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.962989][  T290]  ? 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)
[   12.962992][  T290]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.962995][  T290]  put_chars (drivers/char/virtio_console.c:1176)
[   12.962998][  T290]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.963002][  T290]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.963005][  T290]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.963008][  T290]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.963010][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.963012][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.963015][  T290]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.963018][  T290]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.963021][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.963024][  T290]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.963028][  T290]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.963032][  T290]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.963034][  T290]  ? 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))
[   12.963037][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.963039][  T290]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.963043][  T290]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.963047][  T290]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.963049][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.963054][  T290]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.963057][  T290]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.963059][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.963061][  T290]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.963064][  T290]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.963066][  T290]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.963069][  T290]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.963074][  T290]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.963076][  T290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.963078][  T290]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   12.963082][  T290]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.963085][  T290]  _printk (kernel/printk/printk.c:2504)
[   12.963089][  T290]  ? snapshot_read.cold (user.c:?)
[   12.963093][  T290]  ? br_multicast_flood (??:?) bridge
[   12.963106][  T290]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.963107][  T290]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.963108][  T290]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.963113][  T290] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   12.963123][  T290] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   12.963131][  T290] new_nbp (net/bridge/br_if.c:449) bridge
[   12.963141][  T290] br_add_if (net/bridge/br_if.c:592) bridge
[   12.963148][  T290]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   12.963152][  T290]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   12.963154][  T290]  ? __kernel_text_address (kernel/extable.c:79)
[   12.963158][  T290]  do_set_master (net/core/rtnetlink.c:3071)
[   12.963163][  T290]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.963166][  T290]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.963169][  T290]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.963170][  T290]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.963173][  T290]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.963176][  T290]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.963179][  T290]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.963181][  T290]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.963183][  T290]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.963186][  T290]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.963188][  T290]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.963191][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.963192][  T290]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   12.963195][  T290]  ? ___sys_sendmsg (net/socket.c:2757)
[   12.963199][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.963201][  T290]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.963204][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.963206][  T290]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.963208][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.963209][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.963212][  T290]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.963216][  T290]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   12.963218][  T290]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.963220][  T290]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.963223][  T290]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.963224][  T290]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.963229][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.963234][  T290]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.963239][  T290]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.963241][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.963246][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.963247][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.963249][  T290]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.963251][  T290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.963255][  T290]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.963257][  T290]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.963260][  T290]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.963261][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.963265][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.963267][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.963270][  T290]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.963272][  T290]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.963275][  T290]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.963281][  T290]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.963283][  T290]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.963287][  T290]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.963290][  T290]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.963293][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.963297][  T290]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.963301][  T290]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.963304][  T290]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.963310][  T290]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   12.963312][  T290]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.963314][  T290]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   12.963316][  T290]  ? move_addr_to_kernel (net/socket.c:258)
[   12.963323][  T290]  ___sys_sendmsg (net/socket.c:2767)
[   12.963326][  T290]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.963341][  T290]  __sys_sendmsg (net/socket.c:2799)
[   12.963344][  T290]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.963350][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.963354][  T290]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.963356][  T290]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.963359][  T290]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.963361][  T290] RIP: 0033:0x7f0cf5e5c54e
[   12.963365][  T290] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.963367][  T290] RSP: 002b:00007ffdd09851b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.963370][  T290] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f0cf5e5c54e
[   12.963371][  T290] RDX: 0000000000000000 RSI: 00007ffdd0985260 RDI: 0000000000000005
[   12.963372][  T290] RBP: 00007ffdd09851c0 R08: 0000000000000000 R09: 0000000000000000
[   12.963373][  T290] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ffe3
[   12.963373][  T290] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdd0985920
| [   14.769282][  T351] softirqs last disabled at (11045): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   14.769285][  T351] Preemption disabled at:
| [   14.769286][  T351] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.769295][  T351] Tainted: [W]=WARN
[   14.769296][  T351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.769298][  T351] Call Trace:
[   14.769299][  T351]  <TASK>
[   14.769301][  T351]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.769307][  T351]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.769309][  T351]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.769314][  T351]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.769318][  T351]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.769323][  T351]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   14.769325][  T351]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.769331][  T351]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.769334][  T351]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.769337][  T351]  put_chars (drivers/char/virtio_console.c:1176)
[   14.769339][  T351]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   14.769341][  T351]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.769344][  T351]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.769348][  T351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.769350][  T351]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.769354][  T351]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.769357][  T351]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.769359][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.769360][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.769364][  T351]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.769366][  T351]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   14.769369][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.769372][  T351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.769375][  T351]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.769379][  T351]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.769381][  T351]  ? 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))
[   14.769384][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.769386][  T351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.769390][  T351]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.769394][  T351]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.769396][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.769401][  T351]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.769403][  T351]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.769405][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.769407][  T351]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.769411][  T351]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.769413][  T351]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.769416][  T351]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.769420][  T351]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.769423][  T351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.769425][  T351]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.769429][  T351]  _printk (kernel/printk/printk.c:2504)
[   14.769432][  T351]  ? snapshot_read.cold (user.c:?)
[   14.769436][  T351]  ? br_multicast_flood (??:?) bridge
[   14.769449][  T351]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.769451][  T351]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.769452][  T351]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.769456][  T351] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   14.769467][  T351] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   14.769475][  T351] new_nbp (net/bridge/br_if.c:449) bridge
[   14.769493][  T351] br_add_if (net/bridge/br_if.c:592) bridge
[   14.769500][  T351]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   14.769504][  T351]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   14.769507][  T351]  ? __kernel_text_address (kernel/extable.c:79)
[   14.769511][  T351]  do_set_master (net/core/rtnetlink.c:3071)
[   14.769516][  T351]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.769519][  T351]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   14.769522][  T351]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.769523][  T351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.769525][  T351]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.769529][  T351]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.769531][  T351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.769533][  T351]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.769536][  T351]  ? kasan_save_stack (mm/kasan/common.c:58)
[   14.769538][  T351]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.769540][  T351]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.769543][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.769545][  T351]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   14.769548][  T351]  ? ___sys_sendmsg (net/socket.c:2757)
[   14.769552][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.769554][  T351]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.769557][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.769559][  T351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.769561][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.769563][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.769565][  T351]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.769569][  T351]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   14.769571][  T351]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.769573][  T351]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.769577][  T351]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.769578][  T351]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.769583][  T351]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   14.769588][  T351]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.769594][  T351]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.769596][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.769602][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.769604][  T351]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.769606][  T351]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.769608][  T351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.769611][  T351]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.769613][  T351]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.769616][  T351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.769618][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.769622][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.769624][  T351]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.769627][  T351]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.769629][  T351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.769632][  T351]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.769638][  T351]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.769639][  T351]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.769644][  T351]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.769647][  T351]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.769650][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.769654][  T351]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.769658][  T351]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.769661][  T351]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.769667][  T351]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   14.769669][  T351]  ? copy_msghdr_from_user (net/socket.c:2650)
[   14.769671][  T351]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   14.769673][  T351]  ? move_addr_to_kernel (net/socket.c:258)
[   14.769680][  T351]  ___sys_sendmsg (net/socket.c:2767)
[   14.769683][  T351]  ? copy_msghdr_from_user (net/socket.c:2619)
[   14.769698][  T351]  __sys_sendmsg (net/socket.c:2799)
[   14.769701][  T351]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   14.769707][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.769711][  T351]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.769713][  T351]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.769715][  T351]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.769718][  T351] RIP: 0033:0x7fe4a99b154e
[   14.769721][  T351] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.769723][  T351] RSP: 002b:00007ffebc623a50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.769726][  T351] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fe4a99b154e
[   14.769727][  T351] RDX: 0000000000000000 RSI: 00007ffebc623b00 RDI: 0000000000000005
[   14.769728][  T351] RBP: 00007ffebc623a60 R08: 0000000000000000 R09: 0000000000000000
[   14.769729][  T351] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ffe5
[   14.769730][  T351] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffebc6241c0
| [   16.511030][  T408] softirqs last disabled at (19794): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   16.511033][  T408] Preemption disabled at:
| [   16.511034][  T408] vprintk_emit (kernel/printk/printk.c:2471)
| [   16.511043][  T408] Tainted: [W]=WARN
[   16.511044][  T408] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.511046][  T408] Call Trace:
[   16.511047][  T408]  <TASK>
[   16.511049][  T408]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.511055][  T408]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   16.511058][  T408]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.511063][  T408]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.511067][  T408]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   16.511072][  T408]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   16.511075][  T408]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.511080][  T408]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.511083][  T408]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.511086][  T408]  put_chars (drivers/char/virtio_console.c:1176)
[   16.511088][  T408]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   16.511090][  T408]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.511093][  T408]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.511098][  T408]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.511100][  T408]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.511104][  T408]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.511106][  T408]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   16.511108][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.511110][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.511114][  T408]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.511116][  T408]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   16.511119][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.511122][  T408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.511126][  T408]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.511130][  T408]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.511132][  T408]  ? 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))
[   16.511135][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.511137][  T408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.511141][  T408]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.511145][  T408]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.511147][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.511153][  T408]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.511155][  T408]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.511157][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.511160][  T408]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.511163][  T408]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.511165][  T408]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.511168][  T408]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.511173][  T408]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.511175][  T408]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.511178][  T408]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   16.511182][  T408]  _printk (kernel/printk/printk.c:2504)
[   16.511185][  T408]  ? snapshot_read.cold (user.c:?)
[   16.511189][  T408]  ? br_multicast_flood (??:?) bridge
[   16.511203][  T408]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   16.511205][  T408]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   16.511206][  T408]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.511211][  T408] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   16.511222][  T408] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   16.511231][  T408] new_nbp (net/bridge/br_if.c:449) bridge
[   16.511241][  T408] br_add_if (net/bridge/br_if.c:592) bridge
[   16.511248][  T408]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   16.511252][  T408]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   16.511255][  T408]  ? __kernel_text_address (kernel/extable.c:79)
[   16.511259][  T408]  do_set_master (net/core/rtnetlink.c:3071)
[   16.511264][  T408]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   16.511267][  T408]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   16.511271][  T408]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   16.511272][  T408]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.511274][  T408]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.511277][  T408]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.511280][  T408]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.511281][  T408]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.511284][  T408]  ? kasan_save_stack (mm/kasan/common.c:58)
[   16.511287][  T408]  ? kasan_save_stack (mm/kasan/common.c:57)
[   16.511289][  T408]  ? kasan_save_track (mm/kasan/common.c:78)
[   16.511291][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.511293][  T408]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   16.511296][  T408]  ? ___sys_sendmsg (net/socket.c:2757)
[   16.511301][  T408]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.511303][  T408]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.511305][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.511308][  T408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.511309][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.511311][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.511314][  T408]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   16.511317][  T408]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   16.511321][  T408]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   16.511323][  T408]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.511326][  T408]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   16.511328][  T408]  ? nla_get_range_signed (lib/nlattr.c:270)
[   16.511333][  T408]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   16.511338][  T408]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   16.511343][  T408]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.511345][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.511350][  T408]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.511352][  T408]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.511354][  T408]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.511356][  T408]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.511359][  T408]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.511361][  T408]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.511365][  T408]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.511366][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.511370][  T408]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.511372][  T408]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.511376][  T408]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   16.511378][  T408]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.511381][  T408]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.511387][  T408]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.511388][  T408]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.511393][  T408]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.511396][  T408]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.511399][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.511403][  T408]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   16.511407][  T408]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   16.511411][  T408]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   16.511416][  T408]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   16.511419][  T408]  ? copy_msghdr_from_user (net/socket.c:2650)
[   16.511421][  T408]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   16.511423][  T408]  ? move_addr_to_kernel (net/socket.c:258)
[   16.511430][  T408]  ___sys_sendmsg (net/socket.c:2767)
[   16.511433][  T408]  ? copy_msghdr_from_user (net/socket.c:2619)
[   16.511449][  T408]  __sys_sendmsg (net/socket.c:2799)
[   16.511452][  T408]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   16.511458][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.511462][  T408]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.511464][  T408]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   16.511467][  T408]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.511470][  T408] RIP: 0033:0x7f63d1db654e
[   16.511473][  T408] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.511475][  T408] RSP: 002b:00007ffce36789b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.511478][  T408] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f63d1db654e
[   16.511479][  T408] RDX: 0000000000000000 RSI: 00007ffce3678a60 RDI: 0000000000000005
[   16.511480][  T408] RBP: 00007ffce36789c0 R08: 0000000000000000 R09: 0000000000000000
[   16.511481][  T408] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90ffe6
[   16.511482][  T408] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffce3679120
| [   25.853425][  T519] softirqs last disabled at (24715): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   25.853428][  T519] Preemption disabled at:
| [   25.853428][  T519] vprintk_emit (kernel/printk/printk.c:2471)
| [   25.853438][  T519] Tainted: [W]=WARN
[   25.853439][  T519] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.853441][  T519] Call Trace:
[   25.853443][  T519]  <TASK>
[   25.853444][  T519]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   25.853451][  T519]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   25.853453][  T519]  __might_resched.cold (kernel/sched/core.c:9234)
[   25.853458][  T519]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   25.853462][  T519]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   25.853467][  T519]  __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))
[   25.853470][  T519]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.853476][  T519]  ? 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)
[   25.853479][  T519]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.853482][  T519]  put_chars (drivers/char/virtio_console.c:1176)
[   25.853484][  T519]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   25.853486][  T519]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   25.853490][  T519]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.853493][  T519]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.853498][  T519]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   25.853501][  T519]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.853503][  T519]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.853507][  T519]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   25.853509][  T519]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   25.853512][  T519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.853515][  T519]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.853519][  T519]  console_emit_next_record (kernel/printk/printk.c:3183)
[   25.853523][  T519]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   25.853525][  T519]  ? 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))
[   25.853529][  T519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.853531][  T519]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.853535][  T519]  console_flush_one_record (kernel/printk/printk.c:3268)
[   25.853540][  T519]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   25.853542][  T519]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.853553][  T519]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   25.853556][  T519]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   25.853558][  T519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.853560][  T519]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   25.853564][  T519]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   25.853566][  T519]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   25.853570][  T519]  vprintk_emit (kernel/printk/printk.c:2479)
[   25.853575][  T519]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   25.853581][  T519]  ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc
[   25.853584][  T519]  _printk (kernel/printk/printk.c:2504)
[   25.853588][  T519]  ? snapshot_read.cold (user.c:?)
[   25.853597][  T519]  ? 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)
[   25.853601][  T519] gact_init_module (net/sched/act_gact.c:180) act_gact
[   25.853605][  T519]  do_one_initcall (init/main.c:1357)
[   25.853608][  T519]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   25.853614][  T519]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   25.853617][  T519]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   25.853623][  T519]  do_init_module (kernel/module/main.c:3117)
[   25.853627][  T519]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   25.853631][  T519]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   25.853635][  T519]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   25.853639][  T519]  load_module (kernel/module/main.c:3593)
[   25.853647][  T519]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   25.853651][  T519]  ? __ia32_sys_fsconfig (??:?)
[   25.853654][  T519]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   25.853658][  T519]  ? backing_file_read_iter (fs/backing-file.c:211)
[   25.853661][  T519]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.853665][  T519]  init_module_from_file (kernel/module/main.c:3790)
[   25.853668][  T519]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   25.853677][  T519]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   25.853681][  T519]  ? 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)
[   25.853684][  T519]  idempotent_init_module (kernel/module/main.c:3802)
[   25.853688][  T519]  ? init_module_from_file (kernel/module/main.c:3791)
[   25.853695][  T519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.853697][  T519]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   25.853703][  T519]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   25.853706][  T519]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.853710][  T519]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   25.853712][  T519]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   25.853715][  T519]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.853717][  T519] RIP: 0033:0x7f848b14d37d
[   25.853721][  T519] 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
[   25.853723][  T519] RSP: 002b:00007ffe99651178 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   25.853726][  T519] RAX: ffffffffffffffda RBX: 0000563424ff8810 RCX: 00007f848b14d37d
[   25.853727][  T519] RDX: 0000000000000000 RSI: 0000563400eebffd RDI: 0000000000000000
[   25.853729][  T519] RBP: 00007ffe99651210 R08: 0000000000000000 R09: 0000000000000000
[   25.853729][  T519] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563400eebffd
[   25.853730][  T519] R13: 0000563424ff8960 R14: 0000000000040000 R15: 0000000000000000
| [   28.037705][    C3] softirqs last disabled at (893703): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   28.037707][    C3] Preemption disabled at:
| [   28.037708][    C3] 0x0
| [   28.037720][    C3] Tainted: [W]=WARN
[   28.037720][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.037723][    C3] Call Trace:
[   28.037725][    C3]  <IRQ>
[   28.037727][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.037733][    C3]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.037737][    C3]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.037740][    C3]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   28.037744][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.037748][    C3]  __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))
[   28.037752][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.037755][    C3]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.037758][    C3]  ? 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)
[   28.037760][    C3]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.037762][    C3]  put_chars (drivers/char/virtio_console.c:1176)
[   28.037764][    C3]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.037766][    C3]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   28.037769][    C3]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.037773][    C3]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.037774][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.037776][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.037778][    C3]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.037781][    C3]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.037783][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.037785][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.037786][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.037788][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   28.037790][    C3]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.037793][    C3]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.037795][    C3]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.037797][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.037799][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.037800][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.037802][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.037803][    C3]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   28.037805][    C3]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.037807][    C3]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.037809][    C3]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.037812][    C3]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.037814][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.037827][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.037828][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.037835][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.037841][    C3]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   28.037845][    C3]  _printk (kernel/printk/printk.c:2504)
[   28.037848][    C3]  ? snapshot_read.cold (user.c:?)
[   28.037850][    C3]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   28.037854][    C3]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.037857][    C3]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   28.037858][    C3]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   28.037861][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   28.037864][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   28.037866][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   28.037868][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   28.037870][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.037872][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.037878][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.037880][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.037882][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.037888][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   28.037890][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.037896][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.037903][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.037909][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   28.037912][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   28.037914][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   28.037918][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.037920][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.037922][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.037924][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   28.037926][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.037933][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   28.037935][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.037937][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.037940][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   28.037942][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   28.037943][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.037946][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.037948][    C3]  handle_softirqs (kernel/softirq.c:645)
[   28.037950][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.037951][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   28.037954][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   28.037955][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   28.037957][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   28.037960][    C3]  </IRQ>
[   28.037960][    C3]  <TASK>
[   28.037961][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.037962][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   28.037965][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   28.037968][    C3] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 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 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  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 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  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
[   28.037970][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   28.037973][    C3] RAX: 00000000000da305 RBX: ff11000001c88040 RCX: ffffffffa8af0307
[   28.037975][    C3] RDX: ff11000001c88040 RSI: ffffffffab838b01 RDI: ffffffffab28d8e0
[   28.037976][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   28.037977][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   28.037977][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   28.037979][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.037982][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   28.037984][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   28.037986][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.037988][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   28.037989][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   28.037992][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.037994][    C3]  do_idle (kernel/sched/idle.c:355)
[   28.037996][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   28.037997][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   28.037999][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   28.038001][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   28.095827][    C3]
| [   28.095899][    C3]
| [   28.095899][    C3] stack backtrace:
| [   28.096128][    C3] Tainted: [W]=WARN
[   28.096129][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.096130][    C3] Call Trace:
[   28.096131][    C3]  <IRQ>
[   28.096133][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.096138][    C3]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   28.096141][    C3]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   28.096144][    C3]  mark_lock (kernel/locking/lockdep.c:4769)
[   28.096146][    C3]  mark_usage (kernel/locking/lockdep.c:4658)
[   28.096148][    C3]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   28.096150][    C3]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.096152][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.096159][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.096162][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.096164][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.096171][    C3]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   28.096173][    C3]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.096179][    C3] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.096186][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.096192][    C3]  call_timer_fn (kernel/time/timer.c:1748)
[   28.096194][    C3]  ? detach_if_pending (./include/linux/list.h:1159)
[   28.096196][    C3]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   28.096200][    C3]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.096202][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.096203][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.096206][    C3]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   28.096207][    C3]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.096214][    C3]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   28.096216][    C3]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.096219][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.096222][    C3]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   28.096224][    C3]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   28.096225][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.096228][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.096230][    C3]  handle_softirqs (kernel/softirq.c:645)
[   28.096232][    C3]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.096233][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   28.096235][    C3]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   28.096237][    C3]  irq_exit_rcu (kernel/softirq.c:784)
[   28.096238][    C3]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   28.096240][    C3]  </IRQ>
[   28.096241][    C3]  <TASK>
[   28.096241][    C3]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.096243][    C3]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   28.096245][    C3] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   28.096247][    C3] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 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 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  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 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  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
[   28.096249][    C3] RSP: 0018:ffa0000000167e00 EFLAGS: 00000282
[   28.096252][    C3] RAX: 00000000000da305 RBX: ff11000001c88040 RCX: ffffffffa8af0307
[   28.096253][    C3] RDX: ff11000001c88040 RSI: ffffffffab838b01 RDI: ffffffffab28d8e0
[   28.096254][    C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   28.096255][    C3] R10: 0000000000000003 R11: 0000000000000001 R12: 1ff400000002cfc3
[   28.096256][    C3] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   28.096257][    C3]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.096260][    C3]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   28.096262][    C3]  default_idle_call (kernel/sched/idle.c:122)
[   28.096263][    C3]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.096265][    C3]  ? arch_cpu_idle_exit+0x40/0x40
[   28.096267][    C3]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   28.096268][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.096271][    C3]  do_idle (kernel/sched/idle.c:355)
[   28.096272][    C3]  cpu_startup_entry (kernel/sched/idle.c:454)
[   28.096274][    C3]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   28.096275][    C3]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   28.096277][    C3]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [  112.418433][   T12] softirqs last disabled at (47886): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  112.418435][   T12] Preemption disabled at:
| [  112.418436][   T12] vprintk_emit (kernel/printk/printk.c:2471)
| [  112.418448][   T12] Tainted: [W]=WARN
[  112.418449][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  112.418451][   T12] Workqueue: netns cleanup_net
[  112.418458][   T12] Call Trace:
[  112.418459][   T12]  <TASK>
[  112.418461][   T12]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  112.418467][   T12]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  112.418469][   T12]  __might_resched.cold (kernel/sched/core.c:9234)
[  112.418472][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  112.418476][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.418480][   T12]  __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))
[  112.418483][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  112.418486][   T12]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  112.418490][   T12]  ? 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)
[  112.418492][   T12]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  112.418494][   T12]  put_chars (drivers/char/virtio_console.c:1176)
[  112.418496][   T12]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[  112.418498][   T12]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  112.418500][   T12]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  112.418502][   T12]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  112.418506][   T12]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  112.418507][   T12]  ? 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)
[  112.418509][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  112.418510][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.418512][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.418514][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  112.418516][   T12]  console_emit_next_record (kernel/printk/printk.c:3183)
[  112.418518][   T12]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  112.418520][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.418522][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.418524][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.418526][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  112.418528][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  112.418529][   T12]  console_flush_one_record (kernel/printk/printk.c:3268)
[  112.418532][   T12]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  112.418535][   T12]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  112.418537][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  112.418538][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  112.418540][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.418542][   T12]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  112.418543][   T12]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  112.418545][   T12]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  112.418547][   T12]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  112.418549][   T12]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  112.418551][   T12]  vprintk_emit (kernel/printk/printk.c:2479)
[  112.418554][   T12]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  112.418556][   T12]  ? process_one_work (kernel/workqueue.c:3387)
[  112.418558][   T12]  ? kthread (kernel/kthread.c:436)
[  112.418560][   T12]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  112.418563][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  112.418566][   T12]  _printk (kernel/printk/printk.c:2504)
[  112.418569][   T12]  ? snapshot_read.cold (user.c:?)
[  112.418571][   T12]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  112.418574][   T12]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  112.418576][   T12]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  112.418578][   T12]  ? netdev_notice (net/core/dev.c:13194)
[  112.418580][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.418582][   T12]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  112.418584][   T12]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  112.418586][   T12]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  112.418587][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  112.418590][   T12]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  112.418598][   T12]  dev_set_allmulti (net/core/dev_api.c:315)
[  112.418601][   T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[  112.418615][   T12] br_dev_delete (net/bridge/br_if.c:387) bridge
[  112.418624][   T12] br_net_exit_rtnl (net/bridge/br.c:414) bridge
[  112.418632][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  112.418634][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098)
[  112.418636][   T12]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  112.418639][   T12]  cleanup_net (net/core/net_namespace.c:706)
[  112.418641][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  112.418643][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  112.418645][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  112.418647][   T12]  process_one_work (kernel/workqueue.c:3387)
[  112.418650][   T12]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  112.418652][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  112.418655][   T12]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  112.418658][   T12]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  112.418660][   T12]  kthread (kernel/kthread.c:436)
[  112.418661][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  112.418663][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  112.418665][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  112.418666][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  112.418668][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  112.418671][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
__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
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__fib6_clean_all:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars