======================================
| [    9.347993][  T186] softirqs last disabled at (32841): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.347995][  T186] Preemption disabled at:
| [    9.347996][  T186] 0x0
| [    9.348006][  T186] Tainted: [W]=WARN
[    9.348007][  T186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.348009][  T186] Call Trace:
[    9.348010][  T186]  <TASK>
[    9.348012][  T186]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.348019][  T186]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.348023][  T186]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.348027][  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)
[    9.348032][  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))
[    9.348035][  T186]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.348041][  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)
[    9.348043][  T186]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.348046][  T186]  put_chars (drivers/char/virtio_console.c:1176)
[    9.348049][  T186]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.348051][  T186]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.348056][  T186]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.348061][  T186]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.348067][  T186]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.348069][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.348072][  T186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.348076][  T186]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.348080][  T186]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.348082][  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))
[    9.348085][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.348087][  T186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.348091][  T186]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.348095][  T186]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.348097][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.348102][  T186]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.348105][  T186]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.348107][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.348109][  T186]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.348113][  T186]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.348115][  T186]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.348118][  T186]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.348122][  T186]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.348125][  T186]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.348129][  T186]  _printk (kernel/printk/printk.c:2504)
[    9.348134][  T186]  ? snapshot_read.cold (user.c:?)
[    9.348138][  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)
[    9.348142][  T186]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.348148][  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)
[    9.348152][  T186]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.348158][  T186]  ? exit_notify (kernel/exit.c:780)
[    9.348160][  T186]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.348165][  T186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.348170][  T186]  do_group_exit (kernel/exit.c:1151)
[    9.348173][  T186]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.348175][  T186]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.348177][  T186]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.348180][  T186]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.348183][  T186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.348185][  T186] RIP: 0033:0x7f6e08d711b8
[    9.348188][  T186] Code: Unable to access opcode bytes at 0x7f6e08d7118e.

Code starting with the faulting instruction
===========================================
[    9.348189][  T186] RSP: 002b:00007ffc33df35a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.348191][  T186] RAX: ffffffffffffffda RBX: 00007f6e08ea1f88 RCX: 00007f6e08d711b8
[    9.348192][  T186] RDX: 00007f6e08abbfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.348193][  T186] RBP: 00007ffc33df3600 R08: 0000000000000000 R09: 0000000000008010
[    9.348194][  T186] R10: 00007ffc33df33c0 R11: 0000000000000246 R12: 0000000000000001
[    9.348195][  T186] R13: 0000000000000000 R14: 00007f6e08ea0680 R15: 00007f6e08ea1fa0
| [   10.485783][  T238] softirqs last disabled at (17933): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.485786][  T238] Preemption disabled at:
| [   10.485786][  T238] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.485795][  T238] Tainted: [W]=WARN
[   10.485796][  T238] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.485798][  T238] Call Trace:
[   10.485799][  T238]  <TASK>
[   10.485801][  T238]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.485806][  T238]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.485809][  T238]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.485813][  T238]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.485817][  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)
[   10.485822][  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))
[   10.485824][  T238]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.485830][  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)
[   10.485833][  T238]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.485836][  T238]  put_chars (drivers/char/virtio_console.c:1176)
[   10.485839][  T238]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.485840][  T238]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.485845][  T238]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.485847][  T238]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.485852][  T238]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.485855][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.485859][  T238]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.485862][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.485867][  T238]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.485871][  T238]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.485873][  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))
[   10.485876][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.485878][  T238]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.485882][  T238]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.485886][  T238]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.485888][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.485893][  T238]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.485896][  T238]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.485898][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.485900][  T238]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.485904][  T238]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.485905][  T238]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.485909][  T238]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.485913][  T238]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.485918][  T238]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   10.485922][  T238]  _printk (kernel/printk/printk.c:2504)
[   10.485926][  T238]  ? snapshot_read.cold (user.c:?)
[   10.485932][  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)
[   10.485935][  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
[   10.485938][  T238]  do_one_initcall (init/main.c:1357)
[   10.485941][  T238]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   10.485945][  T238]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   10.485949][  T238]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   10.485953][  T238]  do_init_module (kernel/module/main.c:3117)
[   10.485957][  T238]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.485961][  T238]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   10.485965][  T238]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   10.485969][  T238]  load_module (kernel/module/main.c:3593)
[   10.485976][  T238]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   10.485980][  T238]  ? __ia32_sys_fsconfig (??:?)
[   10.485982][  T238]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   10.485987][  T238]  ? backing_file_read_iter (fs/backing-file.c:211)
[   10.485989][  T238]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.485993][  T238]  init_module_from_file (kernel/module/main.c:3790)
[   10.485997][  T238]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   10.486005][  T238]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.486008][  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)
[   10.486011][  T238]  idempotent_init_module (kernel/module/main.c:3802)
[   10.486015][  T238]  ? init_module_from_file (kernel/module/main.c:3791)
[   10.486021][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.486023][  T238]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   10.486029][  T238]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   10.486031][  T238]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.486035][  T238]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.486037][  T238]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.486039][  T238]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.486042][  T238] RIP: 0033:0x7f4edcd5237d
[   10.486045][  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
[   10.486047][  T238] RSP: 002b:00007ffd6e971808 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   10.486050][  T238] RAX: ffffffffffffffda RBX: 000055b2e4f28810 RCX: 00007f4edcd5237d
[   10.486051][  T238] RDX: 0000000000000000 RSI: 000055b2e293bffd RDI: 0000000000000000
[   10.486052][  T238] RBP: 00007ffd6e9718a0 R08: 0000000000000000 R09: 0000000000000000
[   10.486053][  T238] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b2e293bffd
[   10.486054][  T238] R13: 000055b2e4f28960 R14: 0000000000040000 R15: 0000000000000000
| [   11.898137][  T290] softirqs last disabled at (16616): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   11.898139][  T290] Preemption disabled at:
| [   11.898140][  T290] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.898149][  T290] Tainted: [W]=WARN
[   11.898150][  T290] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.898152][  T290] Call Trace:
[   11.898153][  T290]  <TASK>
[   11.898155][  T290]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.898160][  T290]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.898163][  T290]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.898167][  T290]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.898172][  T290]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.898176][  T290]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   11.898179][  T290]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.898184][  T290]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.898187][  T290]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.898190][  T290]  put_chars (drivers/char/virtio_console.c:1176)
[   11.898193][  T290]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.898197][  T290]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.898201][  T290]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.898203][  T290]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.898205][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.898207][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.898211][  T290]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.898213][  T290]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.898216][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.898220][  T290]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.898224][  T290]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.898227][  T290]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.898229][  T290]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   11.898232][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.898234][  T290]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.898238][  T290]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.898242][  T290]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.898244][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.898249][  T290]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.898252][  T290]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.898254][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.898256][  T290]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.898260][  T290]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.898262][  T290]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.898265][  T290]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.898269][  T290]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.898271][  T290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.898273][  T290]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.898277][  T290]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.898281][  T290]  _printk (kernel/printk/printk.c:2504)
[   11.898284][  T290]  ? snapshot_read.cold (user.c:?)
[   11.898288][  T290]  ? br_multicast_flood (??:?) bridge
[   11.898301][  T290]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.898302][  T290]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.898303][  T290]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.898308][  T290] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   11.898323][  T290] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   11.898332][  T290] new_nbp (net/bridge/br_if.c:449) bridge
[   11.898341][  T290] br_add_if (net/bridge/br_if.c:592) bridge
[   11.898348][  T290]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   11.898353][  T290]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.898355][  T290]  ? __kernel_text_address (kernel/extable.c:79)
[   11.898359][  T290]  do_set_master (net/core/rtnetlink.c:3071)
[   11.898364][  T290]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.898367][  T290]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.898370][  T290]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.898371][  T290]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.898374][  T290]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.898377][  T290]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.898380][  T290]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.898381][  T290]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.898384][  T290]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.898387][  T290]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.898389][  T290]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.898391][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.898393][  T290]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   11.898396][  T290]  ? ___sys_sendmsg (net/socket.c:2757)
[   11.898400][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.898402][  T290]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.898405][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.898407][  T290]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.898409][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.898411][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.898413][  T290]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.898417][  T290]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   11.898418][  T290]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.898421][  T290]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.898424][  T290]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.898426][  T290]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.898430][  T290]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.898436][  T290]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.898441][  T290]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.898443][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.898447][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.898449][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.898451][  T290]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.898453][  T290]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.898456][  T290]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.898458][  T290]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.898461][  T290]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.898463][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.898467][  T290]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.898469][  T290]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.898472][  T290]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.898474][  T290]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.898477][  T290]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.898483][  T290]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.898484][  T290]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.898489][  T290]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.898492][  T290]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.898495][  T290]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.898499][  T290]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.898503][  T290]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.898506][  T290]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.898512][  T290]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.898514][  T290]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.898516][  T290]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.898518][  T290]  ? move_addr_to_kernel (net/socket.c:258)
[   11.898525][  T290]  ___sys_sendmsg (net/socket.c:2767)
[   11.898528][  T290]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.898543][  T290]  __sys_sendmsg (net/socket.c:2799)
[   11.898546][  T290]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.898552][  T290]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.898556][  T290]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.898558][  T290]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.898562][  T290]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.898564][  T290] RIP: 0033:0x7fb08682554e
[   11.898570][  T290] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.898572][  T290] RSP: 002b:00007ffd407dfa90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.898574][  T290] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb08682554e
[   11.898576][  T290] RDX: 0000000000000000 RSI: 00007ffd407dfb40 RDI: 0000000000000005
[   11.898577][  T290] RBP: 00007ffd407dfaa0 R08: 0000000000000000 R09: 0000000000000000
[   11.898578][  T290] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d799
[   11.898579][  T290] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd407e0200
| [   13.675092][  T352] softirqs last disabled at (13644): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   13.675094][  T352] Preemption disabled at:
| [   13.675095][  T352] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.675104][  T352] Tainted: [W]=WARN
[   13.675105][  T352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.675107][  T352] Call Trace:
[   13.675109][  T352]  <TASK>
[   13.675110][  T352]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.675116][  T352]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.675119][  T352]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.675123][  T352]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.675128][  T352]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.675133][  T352]  __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))
[   13.675135][  T352]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.675140][  T352]  ? 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)
[   13.675143][  T352]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.675147][  T352]  put_chars (drivers/char/virtio_console.c:1176)
[   13.675148][  T352]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   13.675151][  T352]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.675154][  T352]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.675158][  T352]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.675160][  T352]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.675164][  T352]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.675167][  T352]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.675169][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.675170][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.675174][  T352]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.675176][  T352]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   13.675179][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.675182][  T352]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.675186][  T352]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.675190][  T352]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.675191][  T352]  ? 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))
[   13.675194][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.675197][  T352]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.675201][  T352]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.675205][  T352]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.675207][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.675212][  T352]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.675215][  T352]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.675217][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.675219][  T352]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.675222][  T352]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.675224][  T352]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.675227][  T352]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.675232][  T352]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.675234][  T352]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.675237][  T352]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.675243][  T352]  _printk (kernel/printk/printk.c:2504)
[   13.675247][  T352]  ? snapshot_read.cold (user.c:?)
[   13.675251][  T352]  ? br_multicast_flood (??:?) bridge
[   13.675264][  T352]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.675265][  T352]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.675266][  T352]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.675271][  T352] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   13.675281][  T352] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   13.675290][  T352] new_nbp (net/bridge/br_if.c:449) bridge
[   13.675299][  T352] br_add_if (net/bridge/br_if.c:592) bridge
[   13.675306][  T352]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   13.675311][  T352]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   13.675314][  T352]  ? __kernel_text_address (kernel/extable.c:79)
[   13.675317][  T352]  do_set_master (net/core/rtnetlink.c:3071)
[   13.675322][  T352]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.675325][  T352]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.675328][  T352]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.675330][  T352]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.675339][  T352]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.675343][  T352]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.675345][  T352]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.675347][  T352]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.675350][  T352]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.675353][  T352]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.675355][  T352]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.675358][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.675359][  T352]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   13.675363][  T352]  ? ___sys_sendmsg (net/socket.c:2757)
[   13.675367][  T352]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.675369][  T352]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.675372][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.675374][  T352]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.675376][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.675377][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.675380][  T352]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.675384][  T352]  ? __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)
[   13.675387][  T352]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.675389][  T352]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.675393][  T352]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.675394][  T352]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.675399][  T352]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.675404][  T352]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.675410][  T352]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.675411][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.675416][  T352]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.675418][  T352]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.675420][  T352]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.675421][  T352]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.675425][  T352]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.675427][  T352]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.675430][  T352]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.675431][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.675436][  T352]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.675438][  T352]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.675441][  T352]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.675443][  T352]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.675446][  T352]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.675452][  T352]  ? 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))
[   13.675453][  T352]  ? 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))
[   13.675457][  T352]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.675461][  T352]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.675464][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.675468][  T352]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.675472][  T352]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.675475][  T352]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.675481][  T352]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   13.675483][  T352]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.675485][  T352]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   13.675487][  T352]  ? move_addr_to_kernel (net/socket.c:258)
[   13.675494][  T352]  ___sys_sendmsg (net/socket.c:2767)
[   13.675497][  T352]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.675512][  T352]  __sys_sendmsg (net/socket.c:2799)
[   13.675515][  T352]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.675521][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.675525][  T352]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.675527][  T352]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.675531][  T352]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.675533][  T352] RIP: 0033:0x7f7dd198054e
[   13.675536][  T352] 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
[   13.675538][  T352] RSP: 002b:00007ffc0666e740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.675541][  T352] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7dd198054e
[   13.675542][  T352] RDX: 0000000000000000 RSI: 00007ffc0666e7f0 RDI: 0000000000000005
[   13.675543][  T352] RBP: 00007ffc0666e750 R08: 0000000000000000 R09: 0000000000000000
[   13.675544][  T352] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d79b
[   13.675545][  T352] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc0666eeb0
| [   15.175444][  T408] softirqs last disabled at (11642): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   15.175446][  T408] Preemption disabled at:
| [   15.175447][  T408] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.175456][  T408] Tainted: [W]=WARN
[   15.175457][  T408] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.175458][  T408] Call Trace:
[   15.175460][  T408]  <TASK>
[   15.175461][  T408]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.175467][  T408]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.175470][  T408]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.175474][  T408]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.175478][  T408]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.175483][  T408]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   15.175486][  T408]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.175491][  T408]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.175494][  T408]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.175497][  T408]  put_chars (drivers/char/virtio_console.c:1176)
[   15.175499][  T408]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   15.175501][  T408]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.175504][  T408]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.175508][  T408]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.175511][  T408]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.175514][  T408]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.175517][  T408]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.175519][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.175520][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.175524][  T408]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.175526][  T408]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   15.175530][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.175532][  T408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.175536][  T408]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.175540][  T408]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.175542][  T408]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   15.175558][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.175561][  T408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.175565][  T408]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.175571][  T408]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.175573][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.175578][  T408]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.175581][  T408]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.175583][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.175585][  T408]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.175589][  T408]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.175590][  T408]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.175594][  T408]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.175598][  T408]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.175600][  T408]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.175603][  T408]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   15.175606][  T408]  _printk (kernel/printk/printk.c:2504)
[   15.175610][  T408]  ? snapshot_read.cold (user.c:?)
[   15.175614][  T408]  ? br_multicast_flood (??:?) bridge
[   15.175627][  T408]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   15.175628][  T408]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.175630][  T408]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.175634][  T408] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   15.175644][  T408] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   15.175653][  T408] new_nbp (net/bridge/br_if.c:449) bridge
[   15.175662][  T408] br_add_if (net/bridge/br_if.c:592) bridge
[   15.175669][  T408]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   15.175673][  T408]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   15.175676][  T408]  ? __kernel_text_address (kernel/extable.c:79)
[   15.175680][  T408]  do_set_master (net/core/rtnetlink.c:3071)
[   15.175685][  T408]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   15.175688][  T408]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   15.175691][  T408]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   15.175692][  T408]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.175694][  T408]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.175697][  T408]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.175700][  T408]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.175702][  T408]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.175704][  T408]  ? kasan_save_stack (mm/kasan/common.c:58)
[   15.175707][  T408]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.175709][  T408]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.175712][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.175713][  T408]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   15.175716][  T408]  ? ___sys_sendmsg (net/socket.c:2757)
[   15.175721][  T408]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.175723][  T408]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.175725][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.175728][  T408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.175729][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.175731][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.175733][  T408]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   15.175737][  T408]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   15.175741][  T408]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   15.175743][  T408]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.175746][  T408]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   15.175748][  T408]  ? nla_get_range_signed (lib/nlattr.c:270)
[   15.175753][  T408]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   15.175758][  T408]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.175763][  T408]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.175765][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.175769][  T408]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.175771][  T408]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.175773][  T408]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.175775][  T408]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.175779][  T408]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.175781][  T408]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.175784][  T408]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.175785][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.175790][  T408]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.175792][  T408]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.175795][  T408]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.175797][  T408]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.175800][  T408]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.175806][  T408]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.175807][  T408]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.175811][  T408]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.175815][  T408]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.175818][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.175822][  T408]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.175826][  T408]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   15.175829][  T408]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.175835][  T408]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   15.175837][  T408]  ? copy_msghdr_from_user (net/socket.c:2650)
[   15.175839][  T408]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   15.175841][  T408]  ? move_addr_to_kernel (net/socket.c:258)
[   15.175848][  T408]  ___sys_sendmsg (net/socket.c:2767)
[   15.175851][  T408]  ? copy_msghdr_from_user (net/socket.c:2619)
[   15.175866][  T408]  __sys_sendmsg (net/socket.c:2799)
[   15.175869][  T408]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   15.175876][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.175879][  T408]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.175881][  T408]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.175884][  T408]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.175888][  T408] RIP: 0033:0x7f258e38c54e
[   15.175892][  T408] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.175894][  T408] RSP: 002b:00007ffd4bd20d00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.175897][  T408] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f258e38c54e
[   15.175899][  T408] RDX: 0000000000000000 RSI: 00007ffd4bd20db0 RDI: 0000000000000005
[   15.175901][  T408] RBP: 00007ffd4bd20d10 R08: 0000000000000000 R09: 0000000000000000
[   15.175902][  T408] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d79c
[   15.175903][  T408] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd4bd21470
| [   24.235308][  T519] softirqs last disabled at (23591): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   24.235310][  T519] Preemption disabled at:
| [   24.235310][  T519] vprintk_emit (kernel/printk/printk.c:2471)
| [   24.235319][  T519] Tainted: [W]=WARN
[   24.235320][  T519] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.235322][  T519] Call Trace:
[   24.235323][  T519]  <TASK>
[   24.235324][  T519]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   24.235330][  T519]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   24.235332][  T519]  __might_resched.cold (kernel/sched/core.c:9234)
[   24.235337][  T519]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   24.235341][  T519]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   24.235346][  T519]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   24.235348][  T519]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.235354][  T519]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.235357][  T519]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.235360][  T519]  put_chars (drivers/char/virtio_console.c:1176)
[   24.235362][  T519]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   24.235364][  T519]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   24.235367][  T519]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.235370][  T519]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.235374][  T519]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   24.235377][  T519]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.235378][  T519]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.235383][  T519]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   24.235384][  T519]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   24.235387][  T519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.235390][  T519]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.235394][  T519]  console_emit_next_record (kernel/printk/printk.c:3183)
[   24.235397][  T519]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   24.235399][  T519]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   24.235402][  T519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.235404][  T519]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.235408][  T519]  console_flush_one_record (kernel/printk/printk.c:3268)
[   24.235412][  T519]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   24.235414][  T519]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.235419][  T519]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   24.235421][  T519]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   24.235428][  T519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.235430][  T519]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   24.235434][  T519]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   24.235435][  T519]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   24.235439][  T519]  vprintk_emit (kernel/printk/printk.c:2479)
[   24.235443][  T519]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   24.235448][  T519]  ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc
[   24.235451][  T519]  _printk (kernel/printk/printk.c:2504)
[   24.235455][  T519]  ? snapshot_read.cold (user.c:?)
[   24.235461][  T519]  ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356)
[   24.235464][  T519] gact_init_module (net/sched/act_gact.c:180) act_gact
[   24.235467][  T519]  do_one_initcall (init/main.c:1357)
[   24.235469][  T519]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   24.235474][  T519]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   24.235477][  T519]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   24.235481][  T519]  do_init_module (kernel/module/main.c:3117)
[   24.235485][  T519]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   24.235489][  T519]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   24.235492][  T519]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   24.235496][  T519]  load_module (kernel/module/main.c:3593)
[   24.235503][  T519]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   24.235507][  T519]  ? __ia32_sys_fsconfig (??:?)
[   24.235509][  T519]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   24.235513][  T519]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.235515][  T519]  ? backing_file_read_iter (fs/backing-file.c:211)
[   24.235518][  T519]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.235522][  T519]  init_module_from_file (kernel/module/main.c:3790)
[   24.235525][  T519]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   24.235533][  T519]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   24.235536][  T519]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.235539][  T519]  idempotent_init_module (kernel/module/main.c:3802)
[   24.235542][  T519]  ? init_module_from_file (kernel/module/main.c:3791)
[   24.235548][  T519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.235551][  T519]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   24.235556][  T519]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   24.235559][  T519]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.235562][  T519]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   24.235564][  T519]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   24.235566][  T519]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.235571][  T519] RIP: 0033:0x7f66d5fbc37d
[   24.235574][  T519] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   24.235576][  T519] RSP: 002b:00007ffe09e6b2b8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   24.235579][  T519] RAX: ffffffffffffffda RBX: 000056224b19b810 RCX: 00007f66d5fbc37d
[   24.235580][  T519] RDX: 0000000000000000 RSI: 0000562226c9cffd RDI: 0000000000000000
[   24.235581][  T519] RBP: 00007ffe09e6b350 R08: 0000000000000000 R09: 0000000000000000
[   24.235582][  T519] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562226c9cffd
[   24.235582][  T519] R13: 000056224b19b960 R14: 0000000000040000 R15: 0000000000000000
| [   27.008599][    C0] softirqs last disabled at (1039139): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   27.008605][    C0] Preemption disabled at:
| [   27.008607][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   27.008625][    C0] Tainted: [W]=WARN
[   27.008627][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.008630][    C0] Call Trace:
[   27.008633][    C0]  <IRQ>
[   27.008636][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.008648][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   27.008651][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   27.008661][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   27.008668][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   27.008674][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.008683][    C0]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   27.008691][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.008697][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.008706][    C0]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   27.008711][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.008716][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   27.008724][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   27.008729][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   27.008735][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   27.008745][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   27.008750][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.008753][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.008761][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   27.008769][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   27.008773][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.008779][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.008784][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.008789][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   27.008792][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   27.008800][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   27.008808][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   27.008812][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.008819][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   27.008824][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.008827][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   27.008831][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   27.008838][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   27.008844][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   27.008849][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   27.008856][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   27.008862][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.008867][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   27.008870][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:264)
[   27.008880][    C0]  _printk (kernel/printk/printk.c:2504)
[   27.008887][    C0]  ? snapshot_read.cold (user.c:?)
[   27.008891][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   27.008901][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.008907][    C0]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   27.008911][    C0]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   27.008920][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.008928][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.008934][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.008941][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.008946][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.008952][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.008975][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.008983][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.008987][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.009004][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.009010][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.009027][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.009046][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.009063][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   27.009073][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.009080][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.009085][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.009092][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.009099][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.009103][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.009109][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.009127][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.009134][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.009141][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.009147][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.009154][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.009160][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.009163][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.009170][    C0]  handle_softirqs (kernel/softirq.c:645)
[   27.009177][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.009181][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.009185][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.009192][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   27.009198][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.009202][    C0]  </IRQ>
[   27.009204][    C0]  <TASK>
[   27.009206][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   27.009213][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.009219][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.009225][    C0] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 f2 f5 01 	mov    0x1f5f294(%rip),%rdi        # 0x1f5f29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 b3 95 00 	sub    0x95b358(%rip),%rax        # 0x95b36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 a6 11 00 	verw   0x11a613(%rip)        # 0x11a63b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   27.009228][    C0] RSP: 0018:ffffffffad007cf8 EFLAGS: 00000296
[   27.009235][    C0] RAX: 00000000000fdb21 RBX: ffffffffad01c600 RCX: ffffffffaa0f0307
[   27.009237][    C0] RDX: ffffffffad01c600 RSI: fffffffface38b1c RDI: ffffffffac88d8e0
[   27.009239][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.009241][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff5a00fa2
[   27.009245][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   27.009249][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.009258][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.009261][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.009267][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   27.009273][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.009277][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   27.009280][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.009288][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.009295][    C0]  do_idle (kernel/sched/idle.c:355)
[   27.009298][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.009304][    C0]  rest_init (init/main.c:727)
[   27.009311][    C0]  ? __cpuidle_text_end (??:?)
[   27.009317][    C0]  ? rest_init (init/main.c:727)
[   27.009320][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   27.009325][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   27.009328][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   27.009331][    C0]  start_kernel (init/main.c:1185)
[   27.009334][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   27.009337][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   27.009340][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   27.133195][    C0]
| [   27.133370][    C0]
| [   27.133370][    C0] stack backtrace:
| [   27.133645][    C0] Tainted: [W]=WARN
[   27.133646][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.133648][    C0] Call Trace:
[   27.133650][    C0]  <IRQ>
[   27.133651][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.133656][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   27.133660][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.133665][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.133667][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.133669][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.133672][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.133675][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.133686][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.133690][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.133693][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.133703][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.133705][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.133716][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.133726][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.133736][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   27.133739][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.133742][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.133746][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.133749][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.133751][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.133754][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.133757][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.133768][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.133770][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.133774][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.133778][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.133780][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.133782][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.133785][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.133788][    C0]  handle_softirqs (kernel/softirq.c:645)
[   27.133791][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.133793][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.133796][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.133798][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   27.133800][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.133802][    C0]  </IRQ>
[   27.133803][    C0]  <TASK>
[   27.133804][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   27.133806][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.133809][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.133812][    C0] Code: 48 8b 3d 94 f2 f5 01 e8 1f 00 00 00 48 2b 05 58 b3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 a6 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 f2 f5 01 	mov    0x1f5f294(%rip),%rdi        # 0x1f5f29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 b3 95 00 	sub    0x95b358(%rip),%rax        # 0x95b36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 a6 11 00 	verw   0x11a613(%rip)        # 0x11a63b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   27.133814][    C0] RSP: 0018:ffffffffad007cf8 EFLAGS: 00000296
[   27.133817][    C0] RAX: 00000000000fdb21 RBX: ffffffffad01c600 RCX: ffffffffaa0f0307
[   27.133818][    C0] RDX: ffffffffad01c600 RSI: fffffffface38b1c RDI: ffffffffac88d8e0
[   27.133820][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.133821][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff5a00fa2
[   27.133822][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   27.133824][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.133828][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.133830][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.133832][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   27.133834][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.133837][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   27.133839][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.133842][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.133845][    C0]  do_idle (kernel/sched/idle.c:355)
[   27.133847][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.133849][    C0]  rest_init (init/main.c:727)
[   27.133851][    C0]  ? __cpuidle_text_end (??:?)
[   27.133855][    C0]  ? rest_init (init/main.c:727)
[   27.133861][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   27.133870][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   27.133876][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   27.133880][    C0]  start_kernel (init/main.c:1185)
[   27.133887][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   27.133894][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   27.133898][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [  110.892409][   T12] softirqs last disabled at (38492): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  110.892411][   T12] Preemption disabled at:
| [  110.892412][   T12] vprintk_emit (kernel/printk/printk.c:2471)
| [  110.892423][   T12] Tainted: [W]=WARN
[  110.892424][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  110.892426][   T12] Workqueue: netns cleanup_net
[  110.892432][   T12] Call Trace:
[  110.892433][   T12]  <TASK>
[  110.892435][   T12]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  110.892440][   T12]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  110.892442][   T12]  __might_resched.cold (kernel/sched/core.c:9234)
[  110.892446][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  110.892449][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.892453][   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))
[  110.892456][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  110.892458][   T12]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  110.892462][   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)
[  110.892463][   T12]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  110.892465][   T12]  put_chars (drivers/char/virtio_console.c:1176)
[  110.892467][   T12]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[  110.892469][   T12]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  110.892471][   T12]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  110.892473][   T12]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  110.892476][   T12]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  110.892477][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[  110.892479][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  110.892481][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.892482][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.892484][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  110.892486][   T12]  console_emit_next_record (kernel/printk/printk.c:3183)
[  110.892489][   T12]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  110.892491][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.892492][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.892494][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.892495][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  110.892497][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  110.892499][   T12]  console_flush_one_record (kernel/printk/printk.c:3268)
[  110.892501][   T12]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  110.892504][   T12]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  110.892505][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  110.892507][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  110.892509][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.892510][   T12]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  110.892511][   T12]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  110.892513][   T12]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  110.892515][   T12]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  110.892517][   T12]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  110.892519][   T12]  vprintk_emit (kernel/printk/printk.c:2479)
[  110.892521][   T12]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  110.892523][   T12]  ? process_one_work (kernel/workqueue.c:3387)
[  110.892526][   T12]  ? kthread (kernel/kthread.c:436)
[  110.892528][   T12]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  110.892530][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  110.892533][   T12]  _printk (kernel/printk/printk.c:2504)
[  110.892536][   T12]  ? snapshot_read.cold (user.c:?)
[  110.892538][   T12]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  110.892541][   T12]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  110.892543][   T12]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  110.892544][   T12]  ? netdev_notice (net/core/dev.c:13194)
[  110.892546][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.892548][   T12]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  110.892550][   T12]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  110.892552][   T12]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  110.892554][   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)
[  110.892556][   T12]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  110.892559][   T12]  dev_set_allmulti (net/core/dev_api.c:315)
[  110.892562][   T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[  110.892579][   T12] br_dev_delete (net/bridge/br_if.c:387) bridge
[  110.892587][   T12] br_net_exit_rtnl (net/bridge/br.c:414) bridge
[  110.892594][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  110.892596][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098)
[  110.892598][   T12]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  110.892601][   T12]  cleanup_net (net/core/net_namespace.c:706)
[  110.892603][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  110.892605][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  110.892606][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.892609][   T12]  process_one_work (kernel/workqueue.c:3387)
[  110.892611][   T12]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  110.892614][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  110.892616][   T12]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  110.892619][   T12]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  110.892621][   T12]  kthread (kernel/kthread.c:436)
[  110.892622][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  110.892624][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  110.892625][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  110.892627][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  110.892629][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  110.892631][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)


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