======================================
| [   10.437638][  T186] softirqs last disabled at (55725): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.437640][  T186] Preemption disabled at:
| [   10.437641][  T186] 0x0
| [   10.437651][  T186] Tainted: [W]=WARN
[   10.437652][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.437654][  T186] Call Trace:
[   10.437656][  T186]  <TASK>
[   10.437657][  T186]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.437663][  T186]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.437668][  T186]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.437673][  T186]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.437678][  T186]  __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))
[   10.437680][  T186]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.437686][  T186]  ? 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)
[   10.437689][  T186]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.437692][  T186]  put_chars (drivers/char/virtio_console.c:1176)
[   10.437695][  T186]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.437696][  T186]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.437701][  T186]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.437706][  T186]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.437713][  T186]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.437715][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.437717][  T186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.437721][  T186]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.437725][  T186]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.437727][  T186]  ? 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))
[   10.437731][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.437733][  T186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.437737][  T186]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.437741][  T186]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.437743][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.437748][  T186]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.437751][  T186]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.437753][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.437755][  T186]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.437759][  T186]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.437761][  T186]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.437764][  T186]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.437768][  T186]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.437772][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.437775][  T186]  _printk (kernel/printk/printk.c:2504)
[   10.437779][  T186]  ? snapshot_read.cold (user.c:?)
[   10.437782][  T186]  ? 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)
[   10.437785][  T186]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.437788][  T186]  ? 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)
[   10.437791][  T186]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.437795][  T186]  ? exit_notify (kernel/exit.c:780)
[   10.437797][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.437800][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.437804][  T186]  do_group_exit (kernel/exit.c:1151)
[   10.437807][  T186]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.437809][  T186]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.437811][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.437814][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.437818][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.437820][  T186] RIP: 0033:0x7ffafc4921b8
[   10.437822][  T186] Code: Unable to access opcode bytes at 0x7ffafc49218e.

Code starting with the faulting instruction
===========================================
[   10.437823][  T186] RSP: 002b:00007ffdeb16c0f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.437825][  T186] RAX: ffffffffffffffda RBX: 00007ffafc5c2f88 RCX: 00007ffafc4921b8
[   10.437827][  T186] RDX: 00007ffafc1dcfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.437828][  T186] RBP: 00007ffdeb16c150 R08: 0000000000000000 R09: 0000000000008010
[   10.437829][  T186] R10: 00007ffdeb16bf10 R11: 0000000000000246 R12: 0000000000000001
[   10.437830][  T186] R13: 0000000000000000 R14: 00007ffafc5c1680 R15: 00007ffafc5c2fa0
| [   11.440677][  T224] softirqs last disabled at (21539): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.440680][  T224] Preemption disabled at:
| [   11.440680][  T224] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.440690][  T224] Tainted: [W]=WARN
[   11.440691][  T224] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.440692][  T224] Call Trace:
[   11.440694][  T224]  <TASK>
[   11.440695][  T224]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.440701][  T224]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.440703][  T224]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.440708][  T224]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.440712][  T224]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.440717][  T224]  __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))
[   11.440720][  T224]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.440726][  T224]  ? 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)
[   11.440728][  T224]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.440732][  T224]  put_chars (drivers/char/virtio_console.c:1176)
[   11.440735][  T224]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.440736][  T224]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.440741][  T224]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.440743][  T224]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.440748][  T224]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.440750][  T224]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.440755][  T224]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.440758][  T224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.440763][  T224]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.440767][  T224]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.440769][  T224]  ? 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))
[   11.440772][  T224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.440774][  T224]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.440778][  T224]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.440782][  T224]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.440784][  T224]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.440789][  T224]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.440792][  T224]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.440794][  T224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.440796][  T224]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.440800][  T224]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.440802][  T224]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.440805][  T224]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.440809][  T224]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.440815][  T224]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   11.440819][  T224]  _printk (kernel/printk/printk.c:2504)
[   11.440823][  T224]  ? snapshot_read.cold (user.c:?)
[   11.440829][  T224]  ? 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)
[   11.440832][  T224] 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
[   11.440835][  T224]  do_one_initcall (init/main.c:1357)
[   11.440838][  T224]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   11.440842][  T224]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   11.440846][  T224]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   11.440850][  T224]  do_init_module (kernel/module/main.c:3117)
[   11.440854][  T224]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.440858][  T224]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   11.440861][  T224]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   11.440865][  T224]  load_module (kernel/module/main.c:3593)
[   11.440873][  T224]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   11.440877][  T224]  ? __ia32_sys_fsconfig (??:?)
[   11.440881][  T224]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.440884][  T224]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.440888][  T224]  init_module_from_file (kernel/module/main.c:3790)
[   11.440891][  T224]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   11.440899][  T224]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.440902][  T224]  ? 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)
[   11.440905][  T224]  idempotent_init_module (kernel/module/main.c:3802)
[   11.440909][  T224]  ? init_module_from_file (kernel/module/main.c:3791)
[   11.440915][  T224]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.440917][  T224]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.440924][  T224]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   11.440926][  T224]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.440930][  T224]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.440932][  T224]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.440934][  T224]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.440937][  T224] RIP: 0033:0x7feba636837d
[   11.440940][  T224] 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
[   11.440942][  T224] RSP: 002b:00007fffde758468 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   11.440945][  T224] RAX: ffffffffffffffda RBX: 000055a0aace3810 RCX: 00007feba636837d
[   11.440947][  T224] RDX: 0000000000000000 RSI: 000055a08f03affd RDI: 0000000000000000
[   11.440947][  T224] RBP: 00007fffde758500 R08: 0000000000000000 R09: 0000000000000000
[   11.440948][  T224] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a08f03affd
[   11.440949][  T224] R13: 000055a0aace3960 R14: 0000000000040000 R15: 0000000000000000
| [   12.476614][  T254] softirqs last disabled at (24339): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.476616][  T254] Preemption disabled at:
| [   12.476617][  T254] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.476628][  T254] Tainted: [W]=WARN
[   12.476629][  T254] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.476630][  T254] Call Trace:
[   12.476632][  T254]  <TASK>
[   12.476634][  T254]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.476642][  T254]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.476644][  T254]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.476649][  T254]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.476655][  T254]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.476661][  T254]  __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))
[   12.476663][  T254]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.476672][  T254]  ? 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)
[   12.476675][  T254]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.476678][  T254]  put_chars (drivers/char/virtio_console.c:1176)
[   12.476681][  T254]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.476689][  T254]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.476693][  T254]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.476696][  T254]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.476698][  T254]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.476700][  T254]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.476707][  T254]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.476709][  T254]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.476712][  T254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.476717][  T254]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.476724][  T254]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.476727][  T254]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.476729][  T254]  ? 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))
[   12.476732][  T254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.476736][  T254]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.476742][  T254]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.476746][  T254]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.476747][  T254]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.476757][  T254]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.476760][  T254]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.476762][  T254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.476764][  T254]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.476769][  T254]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.476772][  T254]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.476776][  T254]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.476780][  T254]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.476782][  T254]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.476785][  T254]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   12.476790][  T254]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.476794][  T254]  _printk (kernel/printk/printk.c:2504)
[   12.476798][  T254]  ? snapshot_read.cold (user.c:?)
[   12.476804][  T254]  ? br_multicast_flood (??:?) bridge
[   12.476820][  T254]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.476822][  T254]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.476824][  T254]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.476829][  T254] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   12.476842][  T254] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   12.476850][  T254] new_nbp (net/bridge/br_if.c:449) bridge
[   12.476860][  T254] br_add_if (net/bridge/br_if.c:592) bridge
[   12.476867][  T254]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   12.476871][  T254]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   12.476874][  T254]  ? __kernel_text_address (kernel/extable.c:79)
[   12.476879][  T254]  do_set_master (net/core/rtnetlink.c:3071)
[   12.476883][  T254]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.476886][  T254]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.476889][  T254]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.476891][  T254]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.476893][  T254]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.476897][  T254]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.476899][  T254]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.476901][  T254]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.476904][  T254]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.476906][  T254]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.476908][  T254]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.476911][  T254]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.476913][  T254]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   12.476916][  T254]  ? ___sys_sendmsg (net/socket.c:2757)
[   12.476920][  T254]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.476922][  T254]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.476925][  T254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.476927][  T254]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.476929][  T254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.476930][  T254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.476933][  T254]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.476936][  T254]  ? __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)
[   12.476938][  T254]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.476940][  T254]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.476943][  T254]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.476945][  T254]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.476950][  T254]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.476955][  T254]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.476960][  T254]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.476962][  T254]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.476966][  T254]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.476968][  T254]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.476970][  T254]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.476972][  T254]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.476975][  T254]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.476977][  T254]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.476980][  T254]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.476982][  T254]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.476986][  T254]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.476988][  T254]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.476991][  T254]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.476993][  T254]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.476996][  T254]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.477002][  T254]  ? 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))
[   12.477003][  T254]  ? 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))
[   12.477007][  T254]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.477011][  T254]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.477013][  T254]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.477017][  T254]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.477021][  T254]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.477025][  T254]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.477030][  T254]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   12.477033][  T254]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.477035][  T254]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   12.477036][  T254]  ? move_addr_to_kernel (net/socket.c:258)
[   12.477044][  T254]  ___sys_sendmsg (net/socket.c:2767)
[   12.477046][  T254]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.477061][  T254]  __sys_sendmsg (net/socket.c:2799)
[   12.477064][  T254]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.477070][  T254]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.477074][  T254]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.477076][  T254]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.477079][  T254]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.477082][  T254] RIP: 0033:0x7f1d3e55c54e
[   12.477085][  T254] 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
[   12.477088][  T254] RSP: 002b:00007ffc41c71500 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.477092][  T254] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1d3e55c54e
[   12.477093][  T254] RDX: 0000000000000000 RSI: 00007ffc41c715b0 RDI: 0000000000000005
[   12.477094][  T254] RBP: 00007ffc41c71510 R08: 0000000000000000 R09: 0000000000000000
[   12.477095][  T254] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a916438
[   12.477096][  T254] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc41c71c70
| [   23.889480][  T357] softirqs last disabled at (15198): br_device_event (./include/linux/spinlock.h:353 net/bridge/br.c:109) bridge
| [   23.889488][  T357] Preemption disabled at:
| [   23.889488][  T357] 0x0
| [   23.889499][  T357] Tainted: [W]=WARN
[   23.889500][  T357] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.889502][  T357] Call Trace:
[   23.889503][  T357]  <TASK>
[   23.889510][  T357]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   23.889517][  T357]  __might_resched.cold (kernel/sched/core.c:9234)
[   23.889522][  T357]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   23.889526][  T357]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   23.889531][  T357]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   23.889534][  T357]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.889540][  T357]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.889543][  T357]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.889546][  T357]  put_chars (drivers/char/virtio_console.c:1176)
[   23.889549][  T357]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   23.889550][  T357]  ? check_prev_add (kernel/locking/lockdep.c:3185)
[   23.889554][  T357]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   23.889558][  T357]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   23.889561][  T357]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   23.889562][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.889564][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.889568][  T357]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   23.889569][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.889574][  T357]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.889578][  T357]  console_emit_next_record (kernel/printk/printk.c:3183)
[   23.889582][  T357]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   23.889583][  T357]  ? 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))
[   23.889586][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.889590][  T357]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.889594][  T357]  console_flush_one_record (kernel/printk/printk.c:3268)
[   23.889599][  T357]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   23.889600][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.889606][  T357]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   23.889608][  T357]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   23.889610][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.889613][  T357]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   23.889616][  T357]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   23.889618][  T357]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   23.889621][  T357]  vprintk_emit (kernel/printk/printk.c:2479)
[   23.889625][  T357]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   23.889627][  T357]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   23.889630][  T357]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.889632][  T357]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.889637][  T357]  _printk (kernel/printk/printk.c:2504)
[   23.889640][  T357]  ? snapshot_read.cold (user.c:?)
[   23.889648][  T357] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   23.889659][  T357] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   23.889668][  T357] br_device_event (net/bridge/br.c:111) bridge
[   23.889675][  T357]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   23.889679][  T357]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   23.889686][  T357]  notifier_call_chain (kernel/notifier.c:85)
[   23.889691][  T357]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   23.889696][  T357]  ? netif_change_name (net/core/dev.c:1517)
[   23.889700][  T357]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   23.889703][  T357]  ? __kernel_text_address (kernel/extable.c:79)
[   23.889705][  T357]  ? write_profile (profile.c:?)
[   23.889708][  T357]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   23.889713][  T357]  netif_change_flags (net/core/dev.c:9882)
[   23.889717][  T357]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   23.889720][  T357]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   23.889722][  T357]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   23.889724][  T357]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.889726][  T357]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.889729][  T357]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.889732][  T357]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.889734][  T357]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.889737][  T357]  ? kasan_save_stack (mm/kasan/common.c:58)
[   23.889740][  T357]  ? kasan_save_stack (mm/kasan/common.c:57)
[   23.889741][  T357]  ? kasan_save_track (mm/kasan/common.c:78)
[   23.889744][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.889746][  T357]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   23.889749][  T357]  ? ___sys_sendmsg (net/socket.c:2757)
[   23.889754][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.889756][  T357]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   23.889758][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.889761][  T357]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.889762][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.889764][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.889766][  T357]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   23.889770][  T357]  ? __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)
[   23.889772][  T357]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   23.889774][  T357]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   23.889777][  T357]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   23.889783][  T357]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   23.889788][  T357]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   23.889793][  T357]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   23.889795][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.889800][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.889802][  T357]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.889804][  T357]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   23.889805][  T357]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.889809][  T357]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   23.889811][  T357]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   23.889815][  T357]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.889816][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.889820][  T357]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.889822][  T357]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.889826][  T357]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   23.889827][  T357]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.889830][  T357]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.889837][  T357]  ? 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))
[   23.889838][  T357]  ? 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))
[   23.889842][  T357]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.889846][  T357]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.889849][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.889853][  T357]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   23.889857][  T357]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   23.889861][  T357]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   23.889866][  T357]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   23.889868][  T357]  ? copy_msghdr_from_user (net/socket.c:2650)
[   23.889871][  T357]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   23.889872][  T357]  ? move_addr_to_kernel (net/socket.c:258)
[   23.889880][  T357]  ___sys_sendmsg (net/socket.c:2767)
[   23.889883][  T357]  ? copy_msghdr_from_user (net/socket.c:2619)
[   23.889898][  T357]  __sys_sendmsg (net/socket.c:2799)
[   23.889901][  T357]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   23.889907][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.889911][  T357]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   23.889914][  T357]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   23.889917][  T357]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.889919][  T357] RIP: 0033:0x7f88d0d9454e
[   23.889921][  T357] 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
[   23.889923][  T357] RSP: 002b:00007ffce7d717d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.889926][  T357] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f88d0d9454e
[   23.889927][  T357] RDX: 0000000000000000 RSI: 00007ffce7d71880 RDI: 0000000000000005
[   23.889928][  T357] RBP: 00007ffce7d717e0 R08: 0000000000000000 R09: 0000000000000000
[   23.889928][  T357] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a916444


Finger prints:
br_device_event:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print