======================================
| [   10.267049][  T187] softirqs last disabled at (54758): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   10.267053][  T187] Preemption disabled at:
| [   10.267054][  T187] 0x0
| [   10.267067][  T187] Tainted: [W]=WARN
[   10.267068][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.267070][  T187] Call Trace:
[   10.267072][  T187]  <TASK>
[   10.267075][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.267083][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.267089][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.267095][  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)
[   10.267103][  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))
[   10.267106][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.267115][  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)
[   10.267119][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.267124][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[   10.267128][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.267130][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.267137][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.267146][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.267157][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.267160][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.267164][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.267171][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.267177][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.267180][  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))
[   10.267185][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.267189][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.267196][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.267203][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.267205][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.267215][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.267219][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.267222][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.267225][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.267232][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.267234][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.267240][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.267246][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.267252][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.267258][  T187]  _printk (kernel/printk/printk.c:2504)
[   10.267263][  T187]  ? snapshot_read.cold (user.c:?)
[   10.267268][  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)
[   10.267272][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.267279][  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)
[   10.267283][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.267288][  T187]  ? exit_notify (kernel/exit.c:780)
[   10.267291][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.267296][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.267303][  T187]  do_group_exit (kernel/exit.c:1151)
[   10.267308][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.267310][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.267314][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.267318][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.267323][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.267326][  T187] RIP: 0033:0x7f2263c691b8
[   10.267329][  T187] Code: Unable to access opcode bytes at 0x7f2263c6918e.

Code starting with the faulting instruction
===========================================
[   10.267331][  T187] RSP: 002b:00007ffff1d40528 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.267334][  T187] RAX: ffffffffffffffda RBX: 00007f2263d99f88 RCX: 00007f2263c691b8
[   10.267336][  T187] RDX: 00007f22639b3fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.267338][  T187] RBP: 00007ffff1d40580 R08: 0000000000000000 R09: 0000000000008010
[   10.267339][  T187] R10: 00007ffff1d40340 R11: 0000000000000246 R12: 0000000000000001
[   10.267341][  T187] R13: 0000000000000000 R14: 00007f2263d98680 R15: 00007f2263d99fa0
| [   11.500591][  T238] softirqs last disabled at (19907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.500594][  T238] Preemption disabled at:
| [   11.500594][  T238] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.500604][  T238] Tainted: [W]=WARN
[   11.500604][  T238] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.500606][  T238] Call Trace:
[   11.500608][  T238]  <TASK>
[   11.500609][  T238]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.500615][  T238]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.500617][  T238]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.500622][  T238]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.500626][  T238]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.500631][  T238]  __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))
[   11.500633][  T238]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.500639][  T238]  ? 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)
[   11.500642][  T238]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.500645][  T238]  put_chars (drivers/char/virtio_console.c:1176)
[   11.500648][  T238]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.500649][  T238]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.500654][  T238]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.500657][  T238]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.500661][  T238]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.500664][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.500668][  T238]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.500671][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.500676][  T238]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.500680][  T238]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.500682][  T238]  ? 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))
[   11.500685][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.500687][  T238]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.500691][  T238]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.500695][  T238]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.500697][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.500702][  T238]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.500705][  T238]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.500707][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.500709][  T238]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.500713][  T238]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.500715][  T238]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.500718][  T238]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.500722][  T238]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.500728][  T238]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   11.500731][  T238]  _printk (kernel/printk/printk.c:2504)
[   11.500736][  T238]  ? snapshot_read.cold (user.c:?)
[   11.500742][  T238]  ? 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)
[   11.500745][  T238] 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
[   11.500748][  T238]  do_one_initcall (init/main.c:1357)
[   11.500751][  T238]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   11.500755][  T238]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   11.500758][  T238]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   11.500763][  T238]  do_init_module (kernel/module/main.c:3117)
[   11.500767][  T238]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.500771][  T238]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   11.500774][  T238]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   11.500779][  T238]  load_module (kernel/module/main.c:3593)
[   11.500786][  T238]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   11.500790][  T238]  ? __ia32_sys_fsconfig (??:?)
[   11.500793][  T238]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.500796][  T238]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.500800][  T238]  init_module_from_file (kernel/module/main.c:3790)
[   11.500803][  T238]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   11.500811][  T238]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.500814][  T238]  ? 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)
[   11.500818][  T238]  idempotent_init_module (kernel/module/main.c:3802)
[   11.500821][  T238]  ? init_module_from_file (kernel/module/main.c:3791)
[   11.500827][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.500830][  T238]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.500836][  T238]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   11.500838][  T238]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.500842][  T238]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.500844][  T238]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.500846][  T238]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.500849][  T238] RIP: 0033:0x7f337ddda37d
[   11.500854][  T238] 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
[   11.500856][  T238] RSP: 002b:00007ffcc7569528 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   11.500859][  T238] RAX: ffffffffffffffda RBX: 0000555ced611810 RCX: 00007f337ddda37d
[   11.500860][  T238] RDX: 0000000000000000 RSI: 0000555cba368ffd RDI: 0000000000000000
[   11.500861][  T238] RBP: 00007ffcc75695c0 R08: 0000000000000000 R09: 0000000000000000
[   11.500862][  T238] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555cba368ffd
[   11.500863][  T238] R13: 0000555ced611960 R14: 0000000000040000 R15: 0000000000000000
| [   12.798294][  T286] softirqs last disabled at (19878): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   12.798296][  T286] Preemption disabled at:
| [   12.798297][  T286] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.798306][  T286] Tainted: [W]=WARN
[   12.798307][  T286] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.798309][  T286] Call Trace:
[   12.798310][  T286]  <TASK>
[   12.798312][  T286]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.798318][  T286]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.798320][  T286]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.798325][  T286]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.798329][  T286]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.798334][  T286]  __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))
[   12.798337][  T286]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.798342][  T286]  ? 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)
[   12.798345][  T286]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.798348][  T286]  put_chars (drivers/char/virtio_console.c:1176)
[   12.798351][  T286]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.798355][  T286]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.798359][  T286]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.798362][  T286]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.798364][  T286]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.798365][  T286]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.798369][  T286]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.798371][  T286]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.798375][  T286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.798379][  T286]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.798383][  T286]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.798387][  T286]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.798388][  T286]  ? 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))
[   12.798392][  T286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.798394][  T286]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.798398][  T286]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.798402][  T286]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.798404][  T286]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.798409][  T286]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.798412][  T286]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.798414][  T286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.798416][  T286]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.798420][  T286]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.798422][  T286]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.798425][  T286]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.798429][  T286]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.798432][  T286]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.798433][  T286]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   12.798438][  T286]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.798441][  T286]  _printk (kernel/printk/printk.c:2504)
[   12.798445][  T286]  ? snapshot_read.cold (user.c:?)
[   12.798449][  T286]  ? br_multicast_flood (??:?) bridge
[   12.798462][  T286]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.798463][  T286]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.798464][  T286]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.798469][  T286] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   12.798479][  T286] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   12.798487][  T286] new_nbp (net/bridge/br_if.c:449) bridge
[   12.798496][  T286] br_add_if (net/bridge/br_if.c:592) bridge
[   12.798503][  T286]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   12.798508][  T286]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   12.798511][  T286]  ? __kernel_text_address (kernel/extable.c:79)
[   12.798515][  T286]  do_set_master (net/core/rtnetlink.c:3071)
[   12.798519][  T286]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.798523][  T286]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.798526][  T286]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.798527][  T286]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.798530][  T286]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.798533][  T286]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.798536][  T286]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.798538][  T286]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.798540][  T286]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.798543][  T286]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.798545][  T286]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.798548][  T286]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.798550][  T286]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   12.798552][  T286]  ? ___sys_sendmsg (net/socket.c:2757)
[   12.798557][  T286]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.798559][  T286]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.798562][  T286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.798564][  T286]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.798566][  T286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.798567][  T286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.798570][  T286]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.798574][  T286]  ? __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)
[   12.798576][  T286]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.798578][  T286]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.798581][  T286]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.798583][  T286]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.798588][  T286]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.798593][  T286]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.798598][  T286]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.798600][  T286]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.798605][  T286]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.798607][  T286]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.798609][  T286]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.798611][  T286]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.798614][  T286]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.798617][  T286]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.798620][  T286]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.798621][  T286]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.798625][  T286]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.798627][  T286]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.798631][  T286]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.798633][  T286]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.798635][  T286]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.798642][  T286]  ? 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))
[   12.798643][  T286]  ? 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))
[   12.798648][  T286]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.798651][  T286]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.798654][  T286]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.798658][  T286]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.798662][  T286]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.798666][  T286]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.798671][  T286]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   12.798673][  T286]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.798676][  T286]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   12.798677][  T286]  ? move_addr_to_kernel (net/socket.c:258)
[   12.798685][  T286]  ___sys_sendmsg (net/socket.c:2767)
[   12.798688][  T286]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.798704][  T286]  __sys_sendmsg (net/socket.c:2799)
[   12.798707][  T286]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.798713][  T286]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.798717][  T286]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.798719][  T286]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.798722][  T286]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.798724][  T286] RIP: 0033:0x7f1854e8f54e
[   12.798728][  T286] 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
[   12.798730][  T286] RSP: 002b:00007ffc1fad9340 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.798732][  T286] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1854e8f54e
[   12.798734][  T286] RDX: 0000000000000000 RSI: 00007ffc1fad93f0 RDI: 0000000000000005
[   12.798735][  T286] RBP: 00007ffc1fad9350 R08: 0000000000000000 R09: 0000000000000000
[   12.798736][  T286] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910f4d
[   12.798737][  T286] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc1fad9ab0
| [   14.385759][  T337] softirqs last disabled at (13402): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   14.385762][  T337] Preemption disabled at:
| [   14.385763][  T337] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.385773][  T337] Tainted: [W]=WARN
[   14.385773][  T337] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.385775][  T337] Call Trace:
[   14.385777][  T337]  <TASK>
[   14.385779][  T337]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.385785][  T337]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.385787][  T337]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.385791][  T337]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.385796][  T337]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.385801][  T337]  __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))
[   14.385803][  T337]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.385809][  T337]  ? 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)
[   14.385812][  T337]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.385815][  T337]  put_chars (drivers/char/virtio_console.c:1176)
[   14.385817][  T337]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   14.385819][  T337]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.385822][  T337]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.385826][  T337]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.385829][  T337]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.385832][  T337]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.385835][  T337]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.385837][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.385839][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.385843][  T337]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.385845][  T337]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   14.385848][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.385851][  T337]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.385857][  T337]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.385861][  T337]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.385863][  T337]  ? 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))
[   14.385866][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.385869][  T337]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.385873][  T337]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.385877][  T337]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.385879][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.385884][  T337]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.385887][  T337]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.385889][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.385892][  T337]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.385895][  T337]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.385897][  T337]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.385901][  T337]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.385905][  T337]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.385907][  T337]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.385910][  T337]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.385914][  T337]  _printk (kernel/printk/printk.c:2504)
[   14.385918][  T337]  ? snapshot_read.cold (user.c:?)
[   14.385921][  T337]  ? br_multicast_flood (??:?) bridge
[   14.385934][  T337]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.385936][  T337]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.385937][  T337]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.385941][  T337] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   14.385952][  T337] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   14.385961][  T337] new_nbp (net/bridge/br_if.c:449) bridge
[   14.385970][  T337] br_add_if (net/bridge/br_if.c:592) bridge
[   14.385977][  T337]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   14.385981][  T337]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   14.385984][  T337]  ? __kernel_text_address (kernel/extable.c:79)
[   14.385988][  T337]  do_set_master (net/core/rtnetlink.c:3071)
[   14.385993][  T337]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.385996][  T337]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   14.385999][  T337]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.386001][  T337]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.386003][  T337]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.386006][  T337]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.386009][  T337]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.386011][  T337]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.386013][  T337]  ? kasan_save_stack (mm/kasan/common.c:58)
[   14.386016][  T337]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.386018][  T337]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.386021][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.386023][  T337]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   14.386026][  T337]  ? ___sys_sendmsg (net/socket.c:2757)
[   14.386035][  T337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.386037][  T337]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.386039][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.386042][  T337]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.386043][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.386045][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.386047][  T337]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.386051][  T337]  ? __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)
[   14.386054][  T337]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.386056][  T337]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.386060][  T337]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.386062][  T337]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.386067][  T337]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   14.386072][  T337]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.386077][  T337]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.386079][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.386084][  T337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.386085][  T337]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.386088][  T337]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.386089][  T337]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.386093][  T337]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.386095][  T337]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.386098][  T337]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.386100][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.386104][  T337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.386106][  T337]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.386109][  T337]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.386111][  T337]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.386114][  T337]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.386120][  T337]  ? 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))
[   14.386122][  T337]  ? 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))
[   14.386126][  T337]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.386130][  T337]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.386133][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.386137][  T337]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.386141][  T337]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.386145][  T337]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.386150][  T337]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   14.386152][  T337]  ? copy_msghdr_from_user (net/socket.c:2650)
[   14.386155][  T337]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   14.386156][  T337]  ? move_addr_to_kernel (net/socket.c:258)
[   14.386164][  T337]  ___sys_sendmsg (net/socket.c:2767)
[   14.386167][  T337]  ? copy_msghdr_from_user (net/socket.c:2619)
[   14.386182][  T337]  __sys_sendmsg (net/socket.c:2799)
[   14.386185][  T337]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   14.386191][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.386195][  T337]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.386198][  T337]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.386201][  T337]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.386203][  T337] RIP: 0033:0x7f449ea1054e
[   14.386207][  T337] 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
[   14.386209][  T337] RSP: 002b:00007ffe44f8b690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.386212][  T337] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f449ea1054e
[   14.386213][  T337] RDX: 0000000000000000 RSI: 00007ffe44f8b740 RDI: 0000000000000005
[   14.386214][  T337] RBP: 00007ffe44f8b6a0 R08: 0000000000000000 R09: 0000000000000000
[   14.386215][  T337] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910f4e
[   14.386216][  T337] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe44f8be00
| [   15.668335][  T383] softirqs last disabled at (13238): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   15.668338][  T383] Preemption disabled at:
| [   15.668339][  T383] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.668348][  T383] Tainted: [W]=WARN
[   15.668349][  T383] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.668351][  T383] Call Trace:
[   15.668353][  T383]  <TASK>
[   15.668355][  T383]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.668361][  T383]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.668363][  T383]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.668368][  T383]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.668372][  T383]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.668377][  T383]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   15.668380][  T383]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.668386][  T383]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.668388][  T383]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.668392][  T383]  put_chars (drivers/char/virtio_console.c:1176)
[   15.668394][  T383]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   15.668396][  T383]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.668399][  T383]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.668404][  T383]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.668406][  T383]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.668410][  T383]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.668413][  T383]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.668415][  T383]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.668416][  T383]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.668421][  T383]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.668423][  T383]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   15.668426][  T383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.668429][  T383]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.668433][  T383]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.668437][  T383]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.668439][  T383]  ? 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))
[   15.668442][  T383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.668444][  T383]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.668449][  T383]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.668453][  T383]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.668455][  T383]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.668460][  T383]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.668463][  T383]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.668465][  T383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.668468][  T383]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.668472][  T383]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.668473][  T383]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.668477][  T383]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.668481][  T383]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.668484][  T383]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.668487][  T383]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   15.668490][  T383]  _printk (kernel/printk/printk.c:2504)
[   15.668494][  T383]  ? snapshot_read.cold (user.c:?)
[   15.668498][  T383]  ? br_multicast_flood (??:?) bridge
[   15.668511][  T383]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   15.668513][  T383]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.668514][  T383]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.668519][  T383] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   15.668529][  T383] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   15.668538][  T383] new_nbp (net/bridge/br_if.c:449) bridge
[   15.668548][  T383] br_add_if (net/bridge/br_if.c:592) bridge
[   15.668555][  T383]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   15.668560][  T383]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   15.668563][  T383]  ? __kernel_text_address (kernel/extable.c:79)
[   15.668567][  T383]  do_set_master (net/core/rtnetlink.c:3071)
[   15.668572][  T383]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   15.668575][  T383]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   15.668578][  T383]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   15.668580][  T383]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.668582][  T383]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.668585][  T383]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.668588][  T383]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.668590][  T383]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.668593][  T383]  ? kasan_save_stack (mm/kasan/common.c:58)
[   15.668596][  T383]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.668598][  T383]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.668600][  T383]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.668602][  T383]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   15.668605][  T383]  ? ___sys_sendmsg (net/socket.c:2757)
[   15.668611][  T383]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.668613][  T383]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.668615][  T383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.668618][  T383]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.668619][  T383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.668621][  T383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.668624][  T383]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   15.668627][  T383]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   15.668631][  T383]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   15.668633][  T383]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.668636][  T383]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   15.668638][  T383]  ? nla_get_range_signed (lib/nlattr.c:270)
[   15.668644][  T383]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   15.668649][  T383]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.668655][  T383]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.668657][  T383]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.668662][  T383]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.668664][  T383]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.668666][  T383]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.668668][  T383]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.668672][  T383]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.668674][  T383]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.668677][  T383]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.668679][  T383]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.668683][  T383]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.668685][  T383]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.668689][  T383]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.668691][  T383]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.668694][  T383]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.668701][  T383]  ? 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))
[   15.668702][  T383]  ? 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))
[   15.668707][  T383]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.668711][  T383]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.668714][  T383]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.668718][  T383]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.668722][  T383]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   15.668726][  T383]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.668732][  T383]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   15.668734][  T383]  ? copy_msghdr_from_user (net/socket.c:2650)
[   15.668737][  T383]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   15.668738][  T383]  ? move_addr_to_kernel (net/socket.c:258)
[   15.668746][  T383]  ___sys_sendmsg (net/socket.c:2767)
[   15.668749][  T383]  ? copy_msghdr_from_user (net/socket.c:2619)
[   15.668767][  T383]  __sys_sendmsg (net/socket.c:2799)
[   15.668769][  T383]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   15.668776][  T383]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.668780][  T383]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.668782][  T383]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.668786][  T383]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.668788][  T383] RIP: 0033:0x7ff8aaf4754e
[   15.668791][  T383] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.668793][  T383] RSP: 002b:00007fff78d26350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.668796][  T383] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff8aaf4754e
[   15.668798][  T383] RDX: 0000000000000000 RSI: 00007fff78d26400 RDI: 0000000000000005
[   15.668798][  T383] RBP: 00007fff78d26360 R08: 0000000000000000 R09: 0000000000000000
[   15.668799][  T383] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910f50
[   15.668800][  T383] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff78d26ac0
| [   25.572641][   T12] softirqs last disabled at (38492): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan
| [   25.572645][   T12] Preemption disabled at:
| [   25.572646][   T12] vprintk_emit (kernel/printk/printk.c:2471)
| [   25.572656][   T12] Tainted: [W]=WARN
[   25.572657][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.572658][   T12] Workqueue: netns cleanup_net
[   25.572662][   T12] Call Trace:
[   25.572663][   T12]  <TASK>
[   25.572665][   T12]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   25.572671][   T12]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   25.572673][   T12]  __might_resched.cold (kernel/sched/core.c:9234)
[   25.572678][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   25.572682][   T12]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   25.572687][   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))
[   25.572689][   T12]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.572695][   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)
[   25.572697][   T12]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.572701][   T12]  put_chars (drivers/char/virtio_console.c:1176)
[   25.572703][   T12]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   25.572707][   T12]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   25.572712][   T12]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   25.572714][   T12]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.572716][   T12]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.572720][   T12]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   25.572722][   T12]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   25.572725][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.572729][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.572733][   T12]  console_emit_next_record (kernel/printk/printk.c:3183)
[   25.572736][   T12]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   25.572738][   T12]  ? 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))
[   25.572741][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.572744][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.572748][   T12]  console_flush_one_record (kernel/printk/printk.c:3268)
[   25.572752][   T12]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   25.572754][   T12]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.572759][   T12]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   25.572762][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   25.572764][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.572767][   T12]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   25.572770][   T12]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   25.572772][   T12]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   25.572776][   T12]  vprintk_emit (kernel/printk/printk.c:2479)
[   25.572779][   T12]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   25.572781][   T12]  ? process_one_work (kernel/workqueue.c:3387)
[   25.572783][   T12]  ? kthread (kernel/kthread.c:436)
[   25.572785][   T12]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[   25.572788][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[   25.572793][   T12]  _printk (kernel/printk/printk.c:2504)
[   25.572796][   T12]  ? snapshot_read.cold (user.c:?)
[   25.572801][   T12]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   25.572804][   T12]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   25.572808][   T12]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   25.572810][   T12]  ? netdev_notice (net/core/dev.c:13194)
[   25.572814][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.572816][   T12]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   25.572819][   T12]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   25.572820][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.572823][   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)
[   25.572826][   T12]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   25.572831][   T12]  dev_set_allmulti (net/core/dev_api.c:315)
[   25.572835][   T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   25.572849][   T12] br_dev_delete (net/bridge/br_if.c:387) bridge
[   25.572862][   T12] br_net_exit_rtnl (net/bridge/br.c:414) bridge
[   25.572871][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[   25.572874][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   25.572878][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098)
[   25.572880][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.572883][   T12]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[   25.572889][   T12]  cleanup_net (net/core/net_namespace.c:706)
[   25.572894][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   25.572898][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.572900][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.572904][   T12]  process_one_work (kernel/workqueue.c:3387)
[   25.572910][   T12]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   25.572913][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.572921][   T12]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   25.572928][   T12]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   25.572930][   T12]  kthread (kernel/kthread.c:436)
[   25.572932][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.572935][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   25.572937][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   25.572940][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   25.572944][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   25.572947][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)


Finger prints:
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
vxlan_flush:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print