======================================
| [    9.428884][  T187] softirqs last disabled at (34665): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.428887][  T187] Preemption disabled at:
| [    9.428887][  T187] 0x0
| [    9.428897][  T187] Tainted: [W]=WARN
[    9.428898][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.428900][  T187] Call Trace:
[    9.428901][  T187]  <TASK>
[    9.428902][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.428908][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.428913][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.428917][  T187]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.428922][  T187]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[    9.428924][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.428930][  T187]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.428933][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.428935][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[    9.428938][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.428940][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.428944][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.428949][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.428956][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.428958][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.428960][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.428964][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.428968][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.428969][  T187]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[    9.428973][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.428975][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.428979][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.428983][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.428984][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.428989][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.428992][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.428994][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.428996][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.429006][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.429008][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.429011][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.429015][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.429018][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.429021][  T187]  _printk (kernel/printk/printk.c:2504)
[    9.429025][  T187]  ? snapshot_read.cold (user.c:?)
[    9.429028][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.429030][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.429034][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.429037][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.429040][  T187]  ? exit_notify (kernel/exit.c:780)
[    9.429042][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.429045][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.429049][  T187]  do_group_exit (kernel/exit.c:1151)
[    9.429052][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.429053][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.429055][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.429059][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.429066][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.429069][  T187] RIP: 0033:0x7fad707991b8
[    9.429071][  T187] Code: Unable to access opcode bytes at 0x7fad7079918e.

Code starting with the faulting instruction
===========================================
[    9.429073][  T187] RSP: 002b:00007ffe5718f858 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.429075][  T187] RAX: ffffffffffffffda RBX: 00007fad708c9f88 RCX: 00007fad707991b8
[    9.429077][  T187] RDX: 00007fad704e3fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.429077][  T187] RBP: 00007ffe5718f8b0 R08: 0000000000000000 R09: 0000000000008010
[    9.429078][  T187] R10: 00007ffe5718f670 R11: 0000000000000246 R12: 0000000000000001
[    9.429079][  T187] R13: 0000000000000000 R14: 00007fad708c8680 R15: 00007fad708c9fa0
| [   10.718083][  T263] softirqs last disabled at (19677): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.718085][  T263] Preemption disabled at:
| [   10.718086][  T263] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.718095][  T263] Tainted: [W]=WARN
[   10.718096][  T263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.718098][  T263] Call Trace:
[   10.718099][  T263]  <TASK>
[   10.718101][  T263]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.718106][  T263]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.718108][  T263]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.718113][  T263]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.718117][  T263]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.718122][  T263]  __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))
[   10.718124][  T263]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.718130][  T263]  ? 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)
[   10.718132][  T263]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.718135][  T263]  put_chars (drivers/char/virtio_console.c:1176)
[   10.718138][  T263]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.718139][  T263]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.718144][  T263]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.718146][  T263]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.718151][  T263]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.718153][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.718158][  T263]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.718160][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.718165][  T263]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.718169][  T263]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.718171][  T263]  ? 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))
[   10.718174][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.718176][  T263]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.718179][  T263]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.718183][  T263]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.718185][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.718190][  T263]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.718193][  T263]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.718194][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.718197][  T263]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.718200][  T263]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.718202][  T263]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.718205][  T263]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.718209][  T263]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.718214][  T263]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   10.718217][  T263]  _printk (kernel/printk/printk.c:2504)
[   10.718221][  T263]  ? snapshot_read.cold (user.c:?)
[   10.718227][  T263]  ? 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)
[   10.718230][  T263] 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
[   10.718232][  T263]  do_one_initcall (init/main.c:1357)
[   10.718235][  T263]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   10.718239][  T263]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   10.718242][  T263]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   10.718247][  T263]  do_init_module (kernel/module/main.c:3117)
[   10.718250][  T263]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.718254][  T263]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   10.718257][  T263]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   10.718261][  T263]  load_module (kernel/module/main.c:3593)
[   10.718268][  T263]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   10.718272][  T263]  ? __ia32_sys_fsconfig (??:?)
[   10.718274][  T263]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   10.718278][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.718280][  T263]  ? backing_file_read_iter (fs/backing-file.c:211)
[   10.718283][  T263]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.718286][  T263]  init_module_from_file (kernel/module/main.c:3790)
[   10.718289][  T263]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   10.718297][  T263]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.718300][  T263]  ? 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)
[   10.718303][  T263]  idempotent_init_module (kernel/module/main.c:3802)
[   10.718307][  T263]  ? init_module_from_file (kernel/module/main.c:3791)
[   10.718313][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.718315][  T263]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   10.718320][  T263]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   10.718322][  T263]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.718326][  T263]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.718328][  T263]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.718330][  T263]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.718333][  T263] RIP: 0033:0x7fd85b72c37d
[   10.718336][  T263] 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
[   10.718337][  T263] RSP: 002b:00007fff49654518 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   10.718340][  T263] RAX: ffffffffffffffda RBX: 000055a03a82c810 RCX: 00007fd85b72c37d
[   10.718341][  T263] RDX: 0000000000000000 RSI: 000055a011720ffd RDI: 0000000000000000
[   10.718342][  T263] RBP: 00007fff496545b0 R08: 0000000000000000 R09: 0000000000000000
[   10.718343][  T263] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a011720ffd
[   10.718344][  T263] R13: 000055a03a82c960 R14: 0000000000040000 R15: 0000000000000000
| [   11.839866][  T358] softirqs last disabled at (14853): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.839869][  T358] Preemption disabled at:
| [   11.839869][  T358] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.839879][  T358] Tainted: [W]=WARN
[   11.839880][  T358] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.839881][  T358] Call Trace:
[   11.839883][  T358]  <TASK>
[   11.839884][  T358]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.839889][  T358]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.839891][  T358]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.839896][  T358]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.839900][  T358]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.839905][  T358]  __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))
[   11.839908][  T358]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.839913][  T358]  ? 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)
[   11.839916][  T358]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.839919][  T358]  put_chars (drivers/char/virtio_console.c:1176)
[   11.839922][  T358]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.839923][  T358]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.839928][  T358]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.839933][  T358]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.839939][  T358]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.839941][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.839943][  T358]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.839947][  T358]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.839951][  T358]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.839953][  T358]  ? 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))
[   11.839956][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.839958][  T358]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.839962][  T358]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.839966][  T358]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.839968][  T358]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.839973][  T358]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.839975][  T358]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.839977][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.839979][  T358]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.839983][  T358]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.839985][  T358]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.839988][  T358]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.839992][  T358]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.839997][  T358]  ? 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
[   11.840000][  T358]  _printk (kernel/printk/printk.c:2504)
[   11.840004][  T358]  ? snapshot_read.cold (user.c:?)
[   11.840015][  T358]  ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356)
[   11.840018][  T358] init_u32 (net/sched/cls_u32.c:1370) cls_u32
[   11.840022][  T358]  do_one_initcall (init/main.c:1357)
[   11.840024][  T358]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   11.840029][  T358]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   11.840032][  T358]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   11.840037][  T358]  do_init_module (kernel/module/main.c:3117)
[   11.840040][  T358]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.840044][  T358]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   11.840047][  T358]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   11.840051][  T358]  load_module (kernel/module/main.c:3593)
[   11.840059][  T358]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   11.840063][  T358]  ? __ia32_sys_fsconfig (??:?)
[   11.840066][  T358]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   11.840070][  T358]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.840072][  T358]  ? backing_file_read_iter (fs/backing-file.c:211)
[   11.840075][  T358]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.840079][  T358]  init_module_from_file (kernel/module/main.c:3790)
[   11.840082][  T358]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   11.840090][  T358]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.840093][  T358]  ? 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)
[   11.840096][  T358]  idempotent_init_module (kernel/module/main.c:3802)
[   11.840099][  T358]  ? init_module_from_file (kernel/module/main.c:3791)
[   11.840106][  T358]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.840108][  T358]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.840114][  T358]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   11.840116][  T358]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.840119][  T358]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.840121][  T358]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.840124][  T358]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.840126][  T358] RIP: 0033:0x7f84be9cc37d
[   11.840130][  T358] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.840131][  T358] RSP: 002b:00007ffe38f32108 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   11.840134][  T358] RAX: ffffffffffffffda RBX: 000055ee7e997810 RCX: 00007f84be9cc37d
[   11.840136][  T358] RDX: 0000000000000000 RSI: 000055ee4aa65ffd RDI: 0000000000000000
[   11.840136][  T358] RBP: 00007ffe38f321a0 R08: 0000000000000000 R09: 0000000000000000
[   11.840137][  T358] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ee4aa65ffd
[   11.840138][  T358] R13: 000055ee7e997950 R14: 0000000000040000 R15: 0000000000000000
| [   12.861853][  T453] softirqs last disabled at (21604): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   12.861856][  T453] Preemption disabled at:
| [   12.861856][  T453] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.861865][  T453] Tainted: [W]=WARN
[   12.861866][  T453] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.861868][  T453] Call Trace:
[   12.861869][  T453]  <TASK>
[   12.861871][  T453]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.861876][  T453]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.861878][  T453]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.861883][  T453]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.861887][  T453]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.861892][  T453]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   12.861894][  T453]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.861900][  T453]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.861902][  T453]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.861905][  T453]  put_chars (drivers/char/virtio_console.c:1176)
[   12.861907][  T453]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   12.861909][  T453]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.861912][  T453]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.861916][  T453]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.861918][  T453]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.861922][  T453]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.861925][  T453]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.861927][  T453]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.861928][  T453]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.861932][  T453]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.861934][  T453]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.861936][  T453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.861939][  T453]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.861942][  T453]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.861946][  T453]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.861948][  T453]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   12.861951][  T453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.861953][  T453]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.861957][  T453]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.861961][  T453]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.861962][  T453]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.861967][  T453]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.861970][  T453]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.861972][  T453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.861974][  T453]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.861977][  T453]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.861979][  T453]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.861982][  T453]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.861986][  T453]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.861988][  T453]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.861991][  T453]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.861994][  T453]  _printk (kernel/printk/printk.c:2504)
[   12.861998][  T453]  ? snapshot_read.cold (user.c:?)
[   12.862001][  T453]  ? br_multicast_flood (??:?) bridge
[   12.862020][  T453]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.862021][  T453]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.862022][  T453]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.862026][  T453] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   12.862037][  T453] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   12.862045][  T453] new_nbp (net/bridge/br_if.c:449) bridge
[   12.862054][  T453] br_add_if (net/bridge/br_if.c:592) bridge
[   12.862060][  T453]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   12.862065][  T453]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   12.862068][  T453]  ? __kernel_text_address (kernel/extable.c:79)
[   12.862072][  T453]  do_set_master (net/core/rtnetlink.c:3071)
[   12.862076][  T453]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.862079][  T453]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.862082][  T453]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.862084][  T453]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.862085][  T453]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.862089][  T453]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.862091][  T453]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.862093][  T453]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.862095][  T453]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.862098][  T453]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.862100][  T453]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.862102][  T453]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.862104][  T453]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   12.862107][  T453]  ? ___sys_sendmsg (net/socket.c:2757)
[   12.862112][  T453]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.862114][  T453]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.862116][  T453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.862118][  T453]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.862120][  T453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.862121][  T453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.862124][  T453]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.862128][  T453]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   12.862130][  T453]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.862132][  T453]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.862136][  T453]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.862137][  T453]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.862142][  T453]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.862147][  T453]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.862152][  T453]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.862153][  T453]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.862158][  T453]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.862159][  T453]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.862161][  T453]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.862163][  T453]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.862166][  T453]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.862168][  T453]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.862171][  T453]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.862173][  T453]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.862177][  T453]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.862179][  T453]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.862182][  T453]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.862184][  T453]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.862186][  T453]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.862192][  T453]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.862194][  T453]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.862198][  T453]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.862201][  T453]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.862204][  T453]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.862207][  T453]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.862211][  T453]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.862215][  T453]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.862220][  T453]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   12.862222][  T453]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.862224][  T453]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   12.862226][  T453]  ? move_addr_to_kernel (net/socket.c:258)
[   12.862233][  T453]  ___sys_sendmsg (net/socket.c:2767)
[   12.862235][  T453]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.862250][  T453]  __sys_sendmsg (net/socket.c:2799)
[   12.862253][  T453]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.862258][  T453]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.862262][  T453]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.862264][  T453]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.862267][  T453]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.862269][  T453] RIP: 0033:0x7fa5bf96f54e
[   12.862272][  T453] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.862274][  T453] RSP: 002b:00007fff1a6761d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.862277][  T453] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa5bf96f54e
[   12.862278][  T453] RDX: 0000000000000000 RSI: 00007fff1a676280 RDI: 0000000000000005
[   12.862279][  T453] RBP: 00007fff1a6761e0 R08: 0000000000000000 R09: 0000000000000000
[   12.862280][  T453] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b32b
[   12.862281][  T453] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff1a676940
| [   13.896196][   T93] softirqs last disabled at (54458): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) bridge
| [   13.896204][   T93] Preemption disabled at:
| [   13.896205][   T93] 0x0
| [   13.896215][   T93] Tainted: [W]=WARN
[   13.896216][   T93] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.896217][   T93] Workqueue: events_unbound linkwatch_event
[   13.896220][   T93] Call Trace:
[   13.896222][   T93]  <TASK>
[   13.896224][   T93]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.896230][   T93]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.896234][   T93]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.896238][   T93]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.896243][   T93]  __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))
[   13.896246][   T93]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.896251][   T93]  ? 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)
[   13.896254][   T93]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.896257][   T93]  put_chars (drivers/char/virtio_console.c:1176)
[   13.896260][   T93]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.896262][   T93]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.896266][   T93]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.896269][   T93]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.896272][   T93]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.896275][   T93]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.896277][   T93]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.896278][   T93]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.896283][   T93]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.896284][   T93]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.896288][   T93]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.896292][   T93]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.896296][   T93]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.896298][   T93]  ? 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))
[   13.896301][   T93]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.896303][   T93]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.896307][   T93]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.896311][   T93]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.896313][   T93]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.896318][   T93]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.896321][   T93]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.896323][   T93]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.896325][   T93]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.896329][   T93]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.896331][   T93]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.896334][   T93]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.896338][   T93]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.896341][   T93]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.896343][   T93]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.896347][   T93]  _printk (kernel/printk/printk.c:2504)
[   13.896351][   T93]  ? snapshot_read.cold (user.c:?)
[   13.896356][   T93]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.896360][   T93] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   13.896370][   T93] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   13.896378][   T93] br_stp_enable_port (net/bridge/br_stp_if.c:93) bridge
[   13.896385][   T93] br_port_carrier_check (net/bridge/br_if.c:90) bridge
[   13.896393][   T93] br_device_event (net/bridge/br.c:101) bridge
[   13.896401][   T93]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   13.896403][   T93]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[   13.896410][   T93]  notifier_call_chain (kernel/notifier.c:85)
[   13.896416][   T93]  netif_state_change (net/core/dev.c:1625)
[   13.896420][   T93]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7))
[   13.896425][   T93]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   13.896427][   T93]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   13.896430][   T93]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.896433][   T93]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.896437][   T93]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   13.896439][   T93]  ? __linkwatch_run_queue (./include/linux/list.h:577)
[   13.896442][   T93]  process_one_work (kernel/workqueue.c:3387)
[   13.896449][   T93]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   13.896452][   T93]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.896459][   T93]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   13.896463][   T93]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   13.896465][   T93]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   13.896468][   T93]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   13.896471][   T93]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   13.896472][   T93]  kthread (kernel/kthread.c:436)
[   13.896474][   T93]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.896477][   T93]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   13.896480][   T93]  ret_from_fork (arch/x86/kernel/process.c:158)
[   13.896484][   T93]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   13.896486][   T93]  ? trace_x86_fpu_regs_deactivated (./arch/x86/include/asm/trace/fpu.h:52 (discriminator 22))
[   13.896489][   T93]  ? save_fpregs_to_fpstate (arch/x86/kernel/fpu/core.c:144)
[   13.896491][   T93]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   13.896493][   T93]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   13.896496][   T93]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   14.976620][  T658] softirqs last disabled at (13958): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   14.976622][  T658] Preemption disabled at:
| [   14.976623][  T658] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.976632][  T658] Tainted: [W]=WARN
[   14.976633][  T658] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.976635][  T658] Call Trace:
[   14.976637][  T658]  <TASK>
[   14.976638][  T658]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.976644][  T658]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.976646][  T658]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.976650][  T658]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.976654][  T658]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.976660][  T658]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   14.976662][  T658]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.976667][  T658]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.976670][  T658]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.976673][  T658]  put_chars (drivers/char/virtio_console.c:1176)
[   14.976674][  T658]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   14.976676][  T658]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.976679][  T658]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.976683][  T658]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.976688][  T658]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.976691][  T658]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.976694][  T658]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.976696][  T658]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.976697][  T658]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.976701][  T658]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.976703][  T658]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   14.976707][  T658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.976710][  T658]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.976718][  T658]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.976723][  T658]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.976725][  T658]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   14.976728][  T658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.976730][  T658]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.976734][  T658]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.976738][  T658]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.976740][  T658]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.976745][  T658]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.976748][  T658]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.976749][  T658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.976752][  T658]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.976755][  T658]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.976757][  T658]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.976760][  T658]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.976764][  T658]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.976766][  T658]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.976769][  T658]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.976772][  T658]  _printk (kernel/printk/printk.c:2504)
[   14.976776][  T658]  ? snapshot_read.cold (user.c:?)
[   14.976780][  T658]  ? br_multicast_flood (??:?) bridge
[   14.976792][  T658]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.976794][  T658]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.976795][  T658]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.976799][  T658] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   14.976809][  T658] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   14.976817][  T658] new_nbp (net/bridge/br_if.c:449) bridge
[   14.976826][  T658] br_add_if (net/bridge/br_if.c:592) bridge
[   14.976833][  T658]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   14.976837][  T658]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   14.976840][  T658]  ? __kernel_text_address (kernel/extable.c:79)
[   14.976844][  T658]  do_set_master (net/core/rtnetlink.c:3071)
[   14.976849][  T658]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.976852][  T658]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   14.976855][  T658]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.976856][  T658]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.976858][  T658]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.976862][  T658]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.976864][  T658]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.976866][  T658]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.976868][  T658]  ? kasan_save_stack (mm/kasan/common.c:58)
[   14.976871][  T658]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.976873][  T658]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.976875][  T658]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.976877][  T658]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   14.976880][  T658]  ? ___sys_sendmsg (net/socket.c:2757)
[   14.976885][  T658]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.976887][  T658]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.976889][  T658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.976892][  T658]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.976893][  T658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.976895][  T658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.976897][  T658]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.976901][  T658]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   14.976904][  T658]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.976906][  T658]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.976909][  T658]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.976911][  T658]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.976916][  T658]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   14.976921][  T658]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.976926][  T658]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.976927][  T658]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.976932][  T658]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.976934][  T658]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.976936][  T658]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.976937][  T658]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.976941][  T658]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.976943][  T658]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.976946][  T658]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.976947][  T658]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.976951][  T658]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.976953][  T658]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.976957][  T658]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.976958][  T658]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.976961][  T658]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.976967][  T658]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.976968][  T658]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.976972][  T658]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.976976][  T658]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.976979][  T658]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.976983][  T658]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.976986][  T658]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.976990][  T658]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.976995][  T658]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   14.976997][  T658]  ? copy_msghdr_from_user (net/socket.c:2650)
[   14.977000][  T658]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   14.977001][  T658]  ? move_addr_to_kernel (net/socket.c:258)
[   14.977008][  T658]  ___sys_sendmsg (net/socket.c:2767)
[   14.977011][  T658]  ? copy_msghdr_from_user (net/socket.c:2619)
[   14.977031][  T658]  __sys_sendmsg (net/socket.c:2799)
[   14.977034][  T658]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   14.977040][  T658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.977044][  T658]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.977046][  T658]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.977049][  T658]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.977052][  T658] RIP: 0033:0x7fe34146754e
[   14.977055][  T658] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.977057][  T658] RSP: 002b:00007ffff9080bc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.977059][  T658] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fe34146754e
[   14.977061][  T658] RDX: 0000000000000000 RSI: 00007ffff9080c70 RDI: 0000000000000005
[   14.977062][  T658] RBP: 00007ffff9080bd0 R08: 0000000000000000 R09: 0000000000000000
[   14.977063][  T658] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b32d
[   14.977064][  T658] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffff9081330
| [   16.365884][  T781] softirqs last disabled at (19334): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   16.365887][  T781] Preemption disabled at:
| [   16.365887][  T781] vprintk_emit (kernel/printk/printk.c:2471)
| [   16.365897][  T781] Tainted: [W]=WARN
[   16.365898][  T781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.365899][  T781] Call Trace:
[   16.365901][  T781]  <TASK>
[   16.365903][  T781]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.365909][  T781]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   16.365911][  T781]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.365916][  T781]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.365920][  T781]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   16.365925][  T781]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   16.365928][  T781]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.365933][  T781]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.365936][  T781]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.365939][  T781]  put_chars (drivers/char/virtio_console.c:1176)
[   16.365941][  T781]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   16.365943][  T781]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.365946][  T781]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.365950][  T781]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.365953][  T781]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.365956][  T781]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.365959][  T781]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   16.365961][  T781]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.365963][  T781]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.365967][  T781]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.365969][  T781]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   16.365972][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.365974][  T781]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.365978][  T781]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.365982][  T781]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.365984][  T781]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   16.365987][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.365990][  T781]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.365994][  T781]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.365998][  T781]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.366000][  T781]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.366005][  T781]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.366008][  T781]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.366009][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.366012][  T781]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.366015][  T781]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.366017][  T781]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.366020][  T781]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.366031][  T781]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.366033][  T781]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.366038][  T781]  _printk (kernel/printk/printk.c:2504)
[   16.366042][  T781]  ? snapshot_read.cold (user.c:?)
[   16.366046][  T781]  ? br_multicast_flood (??:?) bridge
[   16.366059][  T781]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   16.366061][  T781]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   16.366064][  T781]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.366071][  T781] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   16.366081][  T781] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   16.366090][  T781] new_nbp (net/bridge/br_if.c:449) bridge
[   16.366099][  T781] br_add_if (net/bridge/br_if.c:592) bridge
[   16.366106][  T781]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   16.366110][  T781]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   16.366113][  T781]  ? __kernel_text_address (kernel/extable.c:79)
[   16.366117][  T781]  do_set_master (net/core/rtnetlink.c:3071)
[   16.366122][  T781]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   16.366125][  T781]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   16.366128][  T781]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   16.366129][  T781]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.366131][  T781]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.366135][  T781]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.366137][  T781]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.366139][  T781]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.366142][  T781]  ? kasan_save_stack (mm/kasan/common.c:58)
[   16.366145][  T781]  ? kasan_save_stack (mm/kasan/common.c:57)
[   16.366147][  T781]  ? kasan_save_track (mm/kasan/common.c:78)
[   16.366149][  T781]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.366151][  T781]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   16.366154][  T781]  ? ___sys_sendmsg (net/socket.c:2757)
[   16.366159][  T781]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.366161][  T781]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.366163][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.366165][  T781]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.366167][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.366169][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.366171][  T781]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   16.366175][  T781]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   16.366178][  T781]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   16.366181][  T781]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.366184][  T781]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   16.366186][  T781]  ? nla_get_range_signed (lib/nlattr.c:270)
[   16.366190][  T781]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   16.366195][  T781]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   16.366201][  T781]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.366202][  T781]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.366207][  T781]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.366209][  T781]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.366211][  T781]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.366212][  T781]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.366216][  T781]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.366218][  T781]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.366221][  T781]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.366222][  T781]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.366227][  T781]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.366228][  T781]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.366232][  T781]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   16.366234][  T781]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.366236][  T781]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.366242][  T781]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.366244][  T781]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.366248][  T781]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.366252][  T781]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.366254][  T781]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.366258][  T781]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   16.366262][  T781]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   16.366266][  T781]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   16.366271][  T781]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   16.366273][  T781]  ? copy_msghdr_from_user (net/socket.c:2650)
[   16.366276][  T781]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   16.366277][  T781]  ? move_addr_to_kernel (net/socket.c:258)
[   16.366284][  T781]  ___sys_sendmsg (net/socket.c:2767)
[   16.366287][  T781]  ? copy_msghdr_from_user (net/socket.c:2619)
[   16.366302][  T781]  __sys_sendmsg (net/socket.c:2799)
[   16.366305][  T781]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   16.366311][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.366315][  T781]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.366317][  T781]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   16.366320][  T781]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.366323][  T781] RIP: 0033:0x7f0940e3854e
[   16.366326][  T781] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.366328][  T781] RSP: 002b:00007ffea5123110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.366330][  T781] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f0940e3854e
[   16.366332][  T781] RDX: 0000000000000000 RSI: 00007ffea51231c0 RDI: 0000000000000005
[   16.366333][  T781] RBP: 00007ffea5123120 R08: 0000000000000000 R09: 0000000000000000
[   16.366334][  T781] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b32e
[   16.366334][  T781] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffea5123880
| [   22.937829][  T923] softirqs last disabled at (16006): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   22.937832][  T923] Preemption disabled at:
| [   22.937833][  T923] vprintk_emit (kernel/printk/printk.c:2471)
| [   22.937842][  T923] Tainted: [W]=WARN
[   22.937843][  T923] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.937845][  T923] Call Trace:
[   22.937847][  T923]  <TASK>
[   22.937848][  T923]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.937854][  T923]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   22.937856][  T923]  __might_resched.cold (kernel/sched/core.c:9234)
[   22.937861][  T923]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   22.937866][  T923]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   22.937871][  T923]  __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))
[   22.937874][  T923]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.937880][  T923]  ? 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)
[   22.937883][  T923]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.937886][  T923]  put_chars (drivers/char/virtio_console.c:1176)
[   22.937889][  T923]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   22.937892][  T923]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.937896][  T923]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.937898][  T923]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.937902][  T923]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   22.937905][  T923]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   22.937907][  T923]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.937909][  T923]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.937913][  T923]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   22.937914][  T923]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.937919][  T923]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.937923][  T923]  console_emit_next_record (kernel/printk/printk.c:3183)
[   22.937927][  T923]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.937929][  T923]  ? 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))
[   22.937932][  T923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.937934][  T923]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.937938][  T923]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.937943][  T923]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.937945][  T923]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.937950][  T923]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.937953][  T923]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.937955][  T923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.937957][  T923]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   22.937961][  T923]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.937963][  T923]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.937966][  T923]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.937970][  T923]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.937973][  T923]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   22.937976][  T923]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.937980][  T923]  _printk (kernel/printk/printk.c:2504)
[   22.937984][  T923]  ? snapshot_read.cold (user.c:?)
[   22.937985][  T923]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.937988][  T923]  ? kasan_save_stack (mm/kasan/common.c:58)
[   22.937991][  T923]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.937993][  T923]  ? mpol_to_str (mm/mempolicy.c:3580)
[   22.937995][  T923]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   22.937999][  T923]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   22.938002][  T923]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   22.938005][  T923]  ? netdev_notice (net/core/dev.c:13194)
[   22.938006][  T923]  ? ref_tracker_alloc (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:252 ./include/linux/refcount.h:283 ./include/linux/refcount.h:366 ./include/linux/refcount.h:383 lib/ref_tracker.c:265)
[   22.938010][  T923]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   22.938016][  T923]  ? 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)
[   22.938020][  T923]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   22.938025][  T923]  dev_set_allmulti (net/core/dev_api.c:315)
[   22.938029][  T923]  vif_add (net/ipv4/ipmr.c:900)
[   22.938031][  T923]  ? __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)
[   22.938033][  T923]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   22.938038][  T923]  ? pim_rcv (net/ipv4/ipmr.c:2441)
[   22.938041][  T923]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.938048][  T923]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   22.938054][  T923]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.938057][  T923]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   22.938066][  T923]  ip_mroute_setsockopt (net/ipv4/ipmr.c:1497 (discriminator 1))
[   22.938071][  T923]  ? ipmr_rtm_route (net/ipv4/ipmr.c:2973)
[   22.938082][  T923]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.938087][  T923]  do_ip_setsockopt (net/ipv4/ip_sockglue.c:952)
[   22.938092][  T923]  ? ip_sock_set_tos (net/ipv4/ip_sockglue.c:609)
[   22.938094][  T923]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   22.938096][  T923]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.938099][  T923]  ? filemap_update_page (mm/filemap.c:2607)
[   22.938103][  T923]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   22.938107][  T923]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   22.938109][  T923]  ? handle_pte_fault (mm/memory.c:6558)
[   22.938113][  T923]  ip_setsockopt (net/ipv4/ip_sockglue.c:1421)
[   22.938117][  T923]  raw_setsockopt (net/ipv4/raw.c:851)
[   22.938121][  T923]  ? raw_bind (net/ipv4/raw.c:733)
[   22.938122][  T923]  ? __handle_mm_fault (mm/memory.c:6707)
[   22.938125][  T923]  ? __pmd_alloc (./include/linux/mm.h:1762)
[   22.938128][  T923]  do_sock_setsockopt (net/socket.c:2397)
[   22.938133][  T923]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[   22.938137][  T923]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.938141][  T923]  __sys_setsockopt (net/socket.c:2422)
[   22.938146][  T923]  __x64_sys_setsockopt (net/socket.c:2428 net/socket.c:2425 net/socket.c:2425)
[   22.938148][  T923]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   22.938151][  T923]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   22.938154][  T923]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   22.938156][  T923]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   22.938157][  T923]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   22.938160][  T923]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.938162][  T923] RIP: 0033:0x7fa6a0a032de
[   22.938166][  T923] Code: 55 48 63 c9 48 63 ff 45 89 c9 48 89 e5 48 83 ec 08 6a 2c e8 94 72 f7 ff c9 c3 66 90 f3 0f 1e fa 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 e1
All code
========
   0:	55                   	push   %rbp
   1:	48 63 c9             	movslq %ecx,%rcx
   4:	48 63 ff             	movslq %edi,%rdi
   7:	45 89 c9             	mov    %r9d,%r9d
   a:	48 89 e5             	mov    %rsp,%rbp
   d:	48 83 ec 08          	sub    $0x8,%rsp
  11:	6a 2c                	push   $0x2c
  13:	e8 94 72 f7 ff       	call   0xfffffffffff772ac
  18:	c9                   	leave
  19:	c3                   	ret
  1a:	66 90                	xchg   %ax,%ax
  1c:	f3 0f 1e fa          	endbr64
  20:	49 89 ca             	mov    %rcx,%r10
  23:	b8 36 00 00 00       	mov    $0x36,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 0a                	ja     0x3c
  32:	c3                   	ret
  33:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  3a:	00 00 
  3c:	48                   	rex.W
  3d:	8b                   	.byte 0x8b
  3e:	15                   	.byte 0x15
  3f:	e1                   	.byte 0xe1

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 0a                	ja     0x12
   8:	c3                   	ret
   9:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  10:	00 00 
  12:	48                   	rex.W
  13:	8b                   	.byte 0x8b
  14:	15                   	.byte 0x15
  15:	e1                   	.byte 0xe1
[   22.938168][  T923] RSP: 002b:00007ffff24e0c58 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   22.938171][  T923] RAX: ffffffffffffffda RBX: 0000555fe79932c0 RCX: 00007fa6a0a032de
[   22.938172][  T923] RDX: 00000000000000ca RSI: 0000000000000000 RDI: 0000000000000007
[   22.938173][  T923] RBP: 00007ffff24e0d10 R08: 0000000000000010 R09: 0000000000000001
[   22.938174][  T923] R10: 00007ffff24e0c90 R11: 0000000000000246 R12: 0000555fee958ef4
[   22.938175][  T923] R13: 0000000000000001 R14: 0000555fee958ee0 R15: 0000000000000000
| [   25.619419][  T989] softirqs last disabled at (14028): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   25.619422][  T989] Preemption disabled at:
| [   25.619422][  T989] vprintk_emit (kernel/printk/printk.c:2471)
| [   25.619432][  T989] Tainted: [W]=WARN
[   25.619433][  T989] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.619434][  T989] Call Trace:
[   25.619436][  T989]  <TASK>
[   25.619437][  T989]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   25.619443][  T989]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   25.619445][  T989]  __might_resched.cold (kernel/sched/core.c:9234)
[   25.619449][  T989]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   25.619453][  T989]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   25.619459][  T989]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   25.619461][  T989]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.619466][  T989]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.619469][  T989]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.619472][  T989]  put_chars (drivers/char/virtio_console.c:1176)
[   25.619475][  T989]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   25.619476][  T989]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.619481][  T989]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.619486][  T989]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   25.619492][  T989]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   25.619495][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.619497][  T989]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.619501][  T989]  console_emit_next_record (kernel/printk/printk.c:3183)
[   25.619505][  T989]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   25.619507][  T989]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   25.619510][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.619512][  T989]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.619516][  T989]  console_flush_one_record (kernel/printk/printk.c:3268)
[   25.619520][  T989]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   25.619522][  T989]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.619527][  T989]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   25.619530][  T989]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   25.619531][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.619534][  T989]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   25.619537][  T989]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   25.619539][  T989]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   25.619542][  T989]  vprintk_emit (kernel/printk/printk.c:2479)
[   25.619546][  T989]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   25.619548][  T989]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   25.619549][  T989]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.619552][  T989]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   25.619554][  T989]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   25.619556][  T989]  ? ___sys_sendmsg (net/socket.c:2767)
[   25.619558][  T989]  ? __sys_sendmsg (net/socket.c:2799)
[   25.619559][  T989]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   25.619564][  T989]  _printk (kernel/printk/printk.c:2504)
[   25.619568][  T989]  ? snapshot_read.cold (user.c:?)
[   25.619572][  T989]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   25.619576][  T989]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   25.619579][  T989]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   25.619582][  T989]  ? netdev_notice (net/core/dev.c:13194)
[   25.619585][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.619588][  T989]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   25.619591][  T989]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   25.619592][  T989]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.619594][  T989]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.619598][  T989]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   25.619602][  T989]  dev_set_allmulti (net/core/dev_api.c:315)
[   25.619606][  T989] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   25.619619][  T989]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   25.619625][  T989] br_del_if (net/bridge/br_if.c:732) bridge
[   25.619632][  T989]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.619635][  T989]  do_set_master (net/core/rtnetlink.c:3055)
[   25.619640][  T989]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   25.619643][  T989]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   25.619647][  T989]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   25.619648][  T989]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.619650][  T989]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.619654][  T989]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.619657][  T989]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.619658][  T989]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.619661][  T989]  ? kasan_save_stack (mm/kasan/common.c:58)
[   25.619664][  T989]  ? kasan_save_stack (mm/kasan/common.c:57)
[   25.619665][  T989]  ? kasan_save_track (mm/kasan/common.c:78)
[   25.619668][  T989]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.619670][  T989]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   25.619672][  T989]  ? ___sys_sendmsg (net/socket.c:2757)
[   25.619675][  T989]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.619677][  T989]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   25.619679][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.619682][  T989]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.619683][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.619688][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.619690][  T989]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   25.619693][  T989]  ? __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)
[   25.619695][  T989]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   25.619697][  T989]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   25.619700][  T989]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   25.619702][  T989]  ? nla_get_range_signed (lib/nlattr.c:270)
[   25.619707][  T989]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   25.619716][  T989]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   25.619725][  T989]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.619727][  T989]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.619732][  T989]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.619733][  T989]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.619735][  T989]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.619737][  T989]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.619741][  T989]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.619743][  T989]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   25.619746][  T989]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.619747][  T989]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.619751][  T989]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.619753][  T989]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.619756][  T989]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   25.619758][  T989]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.619761][  T989]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.619767][  T989]  ? 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))
[   25.619768][  T989]  ? 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))
[   25.619772][  T989]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.619776][  T989]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.619779][  T989]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.619783][  T989]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   25.619786][  T989]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   25.619790][  T989]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   25.619795][  T989]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   25.619797][  T989]  ? copy_msghdr_from_user (net/socket.c:2650)
[   25.619800][  T989]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   25.619801][  T989]  ? move_addr_to_kernel (net/socket.c:258)
[   25.619808][  T989]  ___sys_sendmsg (net/socket.c:2767)
[   25.619811][  T989]  ? copy_msghdr_from_user (net/socket.c:2619)
[   25.619826][  T989]  __sys_sendmsg (net/socket.c:2799)
[   25.619829][  T989]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   25.619835][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.619838][  T989]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   25.619839][  T989]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   25.619842][  T989]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.619845][  T989] RIP: 0033:0x7f9ab1fcf54e
[   25.619848][  T989] 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
[   25.619850][  T989] RSP: 002b:00007fffacec3c20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.619853][  T989] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9ab1fcf54e
[   25.619854][  T989] RDX: 0000000000000000 RSI: 00007fffacec3cd0 RDI: 0000000000000005
[   25.619855][  T989] RBP: 00007fffacec3c30 R08: 0000000000000000 R09: 0000000000000000
[   25.619856][  T989] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b338
[   25.619857][  T989] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffacec4390
| [   28.712672][ T1102] softirqs last disabled at (17696): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   28.712674][ T1102] Preemption disabled at:
| [   28.712675][ T1102] vprintk_emit (kernel/printk/printk.c:2471)
| [   28.712684][ T1102] Tainted: [W]=WARN
[   28.712687][ T1102] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.712689][ T1102] Call Trace:
[   28.712690][ T1102]  <TASK>
[   28.712692][ T1102]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.712698][ T1102]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   28.712700][ T1102]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.712704][ T1102]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.712710][ T1102]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   28.712718][ T1102]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   28.712721][ T1102]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.712729][ T1102]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   28.712732][ T1102]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.712735][ T1102]  put_chars (drivers/char/virtio_console.c:1176)
[   28.712737][ T1102]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.712739][ T1102]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.712744][ T1102]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.712748][ T1102]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.712755][ T1102]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.712757][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.712759][ T1102]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.712763][ T1102]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.712767][ T1102]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.712768][ T1102]  ? 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))
[   28.712771][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.712774][ T1102]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.712777][ T1102]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.712781][ T1102]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.712783][ T1102]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.712788][ T1102]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.712791][ T1102]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.712792][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.712795][ T1102]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   28.712798][ T1102]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.712800][ T1102]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.712803][ T1102]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.712807][ T1102]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.712809][ T1102]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   28.712810][ T1102]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.712813][ T1102]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   28.712815][ T1102]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   28.712817][ T1102]  ? ___sys_sendmsg (net/socket.c:2767)
[   28.712818][ T1102]  ? __sys_sendmsg (net/socket.c:2799)
[   28.712820][ T1102]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.712825][ T1102]  _printk (kernel/printk/printk.c:2504)
[   28.712829][ T1102]  ? snapshot_read.cold (user.c:?)
[   28.712833][ T1102]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   28.712836][ T1102]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   28.712839][ T1102]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   28.712842][ T1102]  ? netdev_notice (net/core/dev.c:13194)
[   28.712845][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.712848][ T1102]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   28.712850][ T1102]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   28.712852][ T1102]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.712854][ T1102]  ? 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)
[   28.712857][ T1102]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   28.712862][ T1102]  dev_set_allmulti (net/core/dev_api.c:315)
[   28.712865][ T1102] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   28.712878][ T1102]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   28.712884][ T1102] br_del_if (net/bridge/br_if.c:732) bridge
[   28.712892][ T1102]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   28.712895][ T1102]  do_set_master (net/core/rtnetlink.c:3055)
[   28.712899][ T1102]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   28.712903][ T1102]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   28.712906][ T1102]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   28.712907][ T1102]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   28.712910][ T1102]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.712913][ T1102]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.712916][ T1102]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.712918][ T1102]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.712920][ T1102]  ? kasan_save_stack (mm/kasan/common.c:58)
[   28.712923][ T1102]  ? kasan_save_stack (mm/kasan/common.c:57)
[   28.712925][ T1102]  ? kasan_save_track (mm/kasan/common.c:78)
[   28.712927][ T1102]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.712929][ T1102]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   28.712931][ T1102]  ? ___sys_sendmsg (net/socket.c:2757)
[   28.712934][ T1102]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.712936][ T1102]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   28.712939][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.712941][ T1102]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.712943][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.712944][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.712947][ T1102]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   28.712950][ T1102]  ? __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)
[   28.712952][ T1102]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   28.712954][ T1102]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   28.712957][ T1102]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   28.712959][ T1102]  ? nla_get_range_signed (lib/nlattr.c:270)
[   28.712964][ T1102]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   28.712969][ T1102]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   28.712974][ T1102]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.712975][ T1102]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.712980][ T1102]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.712982][ T1102]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.712984][ T1102]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.712985][ T1102]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.712989][ T1102]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.712991][ T1102]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   28.712994][ T1102]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.712995][ T1102]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.712999][ T1102]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.713001][ T1102]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.713004][ T1102]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   28.713006][ T1102]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.713009][ T1102]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.713015][ T1102]  ? 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))
[   28.713016][ T1102]  ? 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))
[   28.713020][ T1102]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.713024][ T1102]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.713026][ T1102]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.713031][ T1102]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   28.713034][ T1102]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   28.713038][ T1102]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   28.713043][ T1102]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   28.713045][ T1102]  ? copy_msghdr_from_user (net/socket.c:2650)
[   28.713048][ T1102]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   28.713049][ T1102]  ? move_addr_to_kernel (net/socket.c:258)
[   28.713056][ T1102]  ___sys_sendmsg (net/socket.c:2767)
[   28.713059][ T1102]  ? copy_msghdr_from_user (net/socket.c:2619)
[   28.713080][ T1102]  __sys_sendmsg (net/socket.c:2799)
[   28.713083][ T1102]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   28.713089][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.713093][ T1102]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.713094][ T1102]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   28.713097][ T1102]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.713099][ T1102] RIP: 0033:0x7fe791a6c54e
[   28.713102][ T1102] 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
[   28.713104][ T1102] RSP: 002b:00007ffea73c3100 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.713107][ T1102] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe791a6c54e
[   28.713108][ T1102] RDX: 0000000000000000 RSI: 00007ffea73c31b0 RDI: 0000000000000005
[   28.713109][ T1102] RBP: 00007ffea73c3110 R08: 0000000000000000 R09: 0000000000000000
[   28.713110][ T1102] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b33b
[   28.713111][ T1102] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffea73c3870
| [   29.118033][    C2]
| [   29.118121][    C2]
| [   29.118121][    C2] stack backtrace:
| [   29.118393][    C2] Tainted: [W]=WARN
[   29.118394][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.118396][    C2] Call Trace:
[   29.118397][    C2]  <IRQ>
[   29.118398][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.118402][    C2]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   29.118405][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   29.118408][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   29.118410][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   29.118411][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   29.118413][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.118415][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.118422][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.118425][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.118427][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.118433][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   29.118435][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.118441][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.118447][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.118453][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   29.118455][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   29.118457][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   29.118460][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.118462][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.118464][    C2]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   29.118466][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   29.118467][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.118474][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   29.118476][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.118478][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.118481][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   29.118483][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   29.118485][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.118486][    C2]  handle_softirqs (kernel/softirq.c:645)
[   29.118488][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.118490][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   29.118492][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   29.118493][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   29.118494][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   29.118496][    C2]  </IRQ>
[   29.118497][    C2]  <TASK>
[   29.118497][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.118499][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   29.118500][    C2] RIP: 0010:lock_acquire.part.0 (./arch/x86/include/asm/irqflags.h:158 (discriminator 1) kernel/locking/lockdep.c:5912 (discriminator 1))
[   29.118502][    C2] Code: ff 65 0f c1 05 ff a7 38 04 83 f8 01 4c 8b 14 24 0f 85 35 01 00 00 9c 58 f6 c4 02 0f 85 52 01 00 00 4d 85 d2 0f 85 1b 01 00 00 <48> 8b 44 24 30 65 48 2b 05 d1 62 38 04 0f 85 48 01 00 00 48 83 c4
All code
========
   0:	ff 65 0f             	jmp    *0xf(%rbp)
   3:	c1 05 ff a7 38 04 83 	roll   $0x83,0x438a7ff(%rip)        # 0x438a809
   a:	f8                   	clc
   b:	01 4c 8b 14          	add    %ecx,0x14(%rbx,%rcx,4)
   f:	24 0f                	and    $0xf,%al
  11:	85 35 01 00 00 9c    	test   %esi,-0x63ffffff(%rip)        # 0xffffffff9c000018
  17:	58                   	pop    %rax
  18:	f6 c4 02             	test   $0x2,%ah
  1b:	0f 85 52 01 00 00    	jne    0x173
  21:	4d 85 d2             	test   %r10,%r10
  24:	0f 85 1b 01 00 00    	jne    0x145
  2a:*	48 8b 44 24 30       	mov    0x30(%rsp),%rax		<-- trapping instruction
  2f:	65 48 2b 05 d1 62 38 	sub    %gs:0x43862d1(%rip),%rax        # 0x4386308
  36:	04 
  37:	0f 85 48 01 00 00    	jne    0x185
  3d:	48                   	rex.W
  3e:	83                   	.byte 0x83
  3f:	c4                   	.byte 0xc4

Code starting with the faulting instruction
===========================================
   0:	48 8b 44 24 30       	mov    0x30(%rsp),%rax
   5:	65 48 2b 05 d1 62 38 	sub    %gs:0x43862d1(%rip),%rax        # 0x43862de
   c:	04 
   d:	0f 85 48 01 00 00    	jne    0x15b
  13:	48                   	rex.W
  14:	83                   	.byte 0x83
  15:	c4                   	.byte 0xc4
[   29.118504][    C2] RSP: 0018:ffa0000002cd6c20 EFLAGS: 00000206
[   29.118506][    C2] RAX: 0000000000000046 RBX: 0000000000000000 RCX: ce61a356df646770
[   29.118508][    C2] RDX: 0000000000000000 RSI: ffffffff93621b15 RDI: ffffffff9308d8e0
[   29.118509][    C2] RBP: 0000000000000000 R08: 0000000000000001 R09: ff11000010c051f8
[   29.118509][    C2] R10: 0000000000000200 R11: 0000000000000001 R12: ffffffff93b80b00
[   29.118510][    C2] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   29.118512][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.118514][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.118516][    C2]  __is_insn_slot_addr (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) kernel/kprobes.c:305 (discriminator 2))
[   29.118518][    C2]  ? __is_insn_slot_addr (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) kernel/kprobes.c:305 (discriminator 2))
[   29.118519][    C2]  kernel_text_address (./include/linux/kprobes.h:332 kernel/extable.c:123 kernel/extable.c:94)
[   29.118521][    C2]  __kernel_text_address (kernel/extable.c:79)
[   29.118522][    C2]  ? write_profile (profile.c:?)
[   29.118524][    C2]  unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   29.118525][    C2]  arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   29.118528][    C2]  stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   29.118530][    C2]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   29.118531][    C2]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   29.118533][    C2]  kasan_save_stack (mm/kasan/common.c:57)
[   29.118535][    C2]  ? kasan_save_stack (mm/kasan/common.c:57)
[   29.118537][    C2]  ? kasan_save_track (mm/kasan/common.c:78)
[   29.118538][    C2]  ? __kasan_slab_alloc (mm/kasan/common.c:340 mm/kasan/common.c:366)
[   29.118540][    C2]  ? kmem_cache_alloc_noprof (./include/linux/kasan.h:253 mm/slub.c:4683 mm/slub.c:4996 mm/slub.c:5010)
[   29.118541][    C2]  ? __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1))
[   29.118543][    C2]  ? __create_object (mm/kmemleak.c:801)
[   29.118544][    C2]  ? kmem_cache_alloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4696 mm/slub.c:4996 mm/slub.c:5010)
[   29.118545][    C2]  ? vm_area_alloc (mm/vma_init.c:36 (discriminator 7))
[   29.118547][    C2]  ? __mmap_new_vma (mm/vma.c:2648)
[   29.118549][    C2]  ? __mmap_region (mm/vma.c:2879)
[   29.118550][    C2]  ? mmap_region (mm/vma.c:2964)
[   29.118552][    C2]  ? do_mmap (mm/mmap.c:573)
[   29.118553][    C2]  ? vm_mmap_pgoff (mm/util.c:581)
[   29.118554][    C2]  ? elf_load (fs/binfmt_elf.c:397 fs/binfmt_elf.c:420)
[   29.118555][    C2]  ? load_elf_interp.isra.0 (fs/binfmt_elf.c:686)
[   29.118556][    C2]  ? load_elf_binary (fs/binfmt_elf.c:1254)
[   29.118557][    C2]  ? exec_binprm (fs/exec.c:1759 fs/exec.c:1791)
[   29.118559][    C2]  ? bprm_execve (fs/exec.c:1847 fs/exec.c:1823)
[   29.118560][    C2]  ? do_execveat_common.isra.0 (fs/exec.c:1945)
[   29.118562][    C2]  ? __x64_sys_execve (fs/exec.c:2018 (discriminator 2) fs/exec.c:2012 (discriminator 2) fs/exec.c:2012 (discriminator 2))
[   29.118564][    C2]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.118565][    C2]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.118568][    C2]  kasan_save_track (mm/kasan/common.c:78)
[   29.118570][    C2]  __kasan_slab_alloc (mm/kasan/common.c:340 mm/kasan/common.c:366)
[   29.118572][    C2]  kmem_cache_alloc_noprof (./include/linux/kasan.h:253 mm/slub.c:4683 mm/slub.c:4996 mm/slub.c:5010)
[   29.118574][    C2]  ? __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1))
[   29.118576][    C2]  __alloc_object (mm/kmemleak.c:504 (discriminator 1) mm/kmemleak.c:686 (discriminator 1))
[   29.118578][    C2]  __create_object (mm/kmemleak.c:801)
[   29.118579][    C2]  ? kasan_save_track (mm/kasan/common.c:78)
[   29.118581][    C2]  kmem_cache_alloc_noprof (./include/linux/kmemleak.h:44 mm/slub.c:4696 mm/slub.c:4996 mm/slub.c:5010)
[   29.118583][    C2]  ? vm_area_alloc (mm/vma_init.c:36 (discriminator 7))
[   29.118585][    C2]  vm_area_alloc (mm/vma_init.c:36 (discriminator 7))
[   29.118586][    C2]  __mmap_new_vma (mm/vma.c:2648)
[   29.118589][    C2]  ? __mmap_new_file_vma (./include/linux/maple_tree.h:627)
[   29.118591][    C2]  ? uprobe_apply (./include/linux/rcupdate_trace.h:135 (discriminator 2))
[   29.118594][    C2]  ? vma_set_page_prot (mm/mmap.c:87)
[   29.118596][    C2]  __mmap_region (mm/vma.c:2879)
[   29.118598][    C2]  ? vma_merge_new_range (./include/linux/mm.h:4474)
[   29.118601][    C2]  ? kasan_save_stack (mm/kasan/common.c:58)
[   29.118602][    C2]  ? kasan_save_stack (mm/kasan/common.c:57)
[   29.118604][    C2]  ? kasan_record_aux_stack (mm/kasan/generic.c:556)
[   29.118606][    C2]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3181)
[   29.118608][    C2]  ? vms_complete_munmap_vmas (mm/vma.c:1441)
[   29.118609][    C2]  ? do_vmi_align_munmap (mm/vma.c:1684)
[   29.118611][    C2]  ? do_vmi_munmap (mm/vma.c:1732)
[   29.118613][    C2]  ? elf_load (fs/binfmt_elf.c:395 fs/binfmt_elf.c:420)
[   29.118614][    C2]  ? load_elf_interp.isra.0 (fs/binfmt_elf.c:686)
[   29.118615][    C2]  ? load_elf_binary (fs/binfmt_elf.c:1254)
[   29.118623][    C2]  mmap_region (mm/vma.c:2964)
[   29.118625][    C2]  ? mm_take_all_locks (mm/vma.c:2365)
[   29.118627][    C2]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.118629][    C2]  ? __get_unmapped_area (./include/linux/security.h:1188 mm/mmap.c:877)
[   29.118631][    C2]  do_mmap (mm/mmap.c:573)
[   29.118633][    C2]  ? __ia32_sys_brk (mm/mmap.c:117)
[   29.118635][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.118637][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.118639][    C2]  ? down_write_killable (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:4457 kernel/locking/rwsem.c:268 kernel/locking/rwsem.c:1346 kernel/locking/rwsem.c:1361 kernel/locking/rwsem.c:1645)
[   29.118640][    C2]  ? down_write (kernel/locking/rwsem.c:1633)
[   29.118642][    C2]  vm_mmap_pgoff (mm/util.c:581)
[   29.118644][    C2]  ? randomize_page (mm/util.c:387)
[   29.118646][    C2]  ? __ia32_sys_remap_file_pages (mm/mmap.c:1101)
[   29.118647][    C2]  ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1))
[   29.118649][    C2]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   29.118652][    C2]  elf_load (fs/binfmt_elf.c:397 fs/binfmt_elf.c:420)
[   29.118653][    C2]  load_elf_interp.isra.0 (fs/binfmt_elf.c:686)
[   29.118656][    C2]  load_elf_binary (fs/binfmt_elf.c:1254)
[   29.118658][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.118660][    C2]  ? load_elf_interp.isra.0 (fs/binfmt_elf.c:690 (discriminator 4))
[   29.118661][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.118663][    C2]  ? exec_binprm (fs/exec.c:1757 fs/exec.c:1791)
[   29.118665][    C2]  exec_binprm (fs/exec.c:1759 fs/exec.c:1791)
[   29.118667][    C2]  ? check_unsafe_exec (fs/exec.c:1617)
[   29.118670][    C2]  bprm_execve (fs/exec.c:1847 fs/exec.c:1823)
[   29.118672][    C2]  do_execveat_common.isra.0 (fs/exec.c:1945)
[   29.118674][    C2]  __x64_sys_execve (fs/exec.c:2018 (discriminator 2) fs/exec.c:2012 (discriminator 2) fs/exec.c:2012 (discriminator 2))
[   29.118676][    C2]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.118677][    C2]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   29.118679][    C2]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.118680][    C2] RIP: 0033:0x7fc241599f4b
[   29.118686][    C2] Code: Unable to access opcode bytes at 0x7fc241599f21.

Code starting with the faulting instruction
===========================================
[   29.118687][    C2] RSP: 002b:00007ffcd63f74f8 EFLAGS: 00000206 ORIG_RAX: 000000000000003b
[   29.118689][    C2] RAX: ffffffffffffffda RBX: 000055c7d8bf1ba0 RCX: 00007fc241599f4b
[   29.118690][    C2] RDX: 000055c7d8be5a50 RSI: 000055c7d8acfe70 RDI: 000055c7d8bf1ba0
[   29.118690][    C2] RBP: 00007ffcd63f75e0 R08: 00007ffcd63f7420 R09: 0000000000000000
[   29.118691][    C2] R10: 0000000000000008 R11: 0000000000000206 R12: 000055c7d8bf1ba0
[   29.118692][    C2] R13: 0000000000000000 R14: 000055c7d8acfe70 R15: 000055c7d8be5a50
| [   32.707099][ T1225] softirqs last disabled at (0): 0x0
| [   32.707101][ T1225] Preemption disabled at:
| [   32.707102][ T1225] vprintk_emit (kernel/printk/printk.c:2471)
| [   32.707112][ T1225] Tainted: [W]=WARN
[   32.707113][ T1225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.707115][ T1225] Call Trace:
[   32.707116][ T1225]  <TASK>
[   32.707117][ T1225]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   32.707123][ T1225]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   32.707125][ T1225]  __might_resched.cold (kernel/sched/core.c:9234)
[   32.707128][ T1225]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   32.707132][ T1225]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   32.707135][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.707139][ T1225]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   32.707142][ T1225]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   32.707144][ T1225]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.707148][ T1225]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   32.707149][ T1225]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.707151][ T1225]  put_chars (drivers/char/virtio_console.c:1176)
[   32.707153][ T1225]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   32.707155][ T1225]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   32.707157][ T1225]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   32.707161][ T1225]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   32.707162][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.707164][ T1225]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.707166][ T1225]  console_emit_next_record (kernel/printk/printk.c:3183)
[   32.707168][ T1225]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   32.707170][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.707172][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.707173][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.707175][ T1225]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.707177][ T1225]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   32.707178][ T1225]  console_flush_one_record (kernel/printk/printk.c:3268)
[   32.707180][ T1225]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   32.707183][ T1225]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   32.707185][ T1225]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.707186][ T1225]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   32.707188][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.707189][ T1225]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   32.707190][ T1225]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   32.707192][ T1225]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   32.707194][ T1225]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   32.707196][ T1225]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   32.707198][ T1225]  vprintk_emit (kernel/printk/printk.c:2479)
[   32.707200][ T1225]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   32.707201][ T1225]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   32.707204][ T1225]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.707207][ T1225]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   32.707208][ T1225]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   32.707211][ T1225]  ? ___sys_sendmsg (net/socket.c:2767)
[   32.707212][ T1225]  ? __sys_sendmsg (net/socket.c:2799)
[   32.707214][ T1225]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   32.707217][ T1225]  _printk (kernel/printk/printk.c:2504)
[   32.707221][ T1225]  ? snapshot_read.cold (user.c:?)
[   32.707223][ T1225]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   32.707225][ T1225]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   32.707227][ T1225]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   32.707229][ T1225]  ? netdev_notice (net/core/dev.c:13194)
[   32.707230][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.707232][ T1225]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   32.707234][ T1225]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   32.707236][ T1225]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   32.707238][ T1225]  ? 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)
[   32.707240][ T1225]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   32.707243][ T1225]  dev_set_allmulti (net/core/dev_api.c:315)
[   32.707246][ T1225] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   32.707258][ T1225]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   32.707261][ T1225]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   32.707264][ T1225] br_del_if (net/bridge/br_if.c:732) bridge
[   32.707271][ T1225]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.707273][ T1225]  do_set_master (net/core/rtnetlink.c:3055)
[   32.707275][ T1225]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   32.707278][ T1225]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   32.707280][ T1225]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   32.707282][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.707283][ T1225]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   32.707287][ T1225]  ? kasan_save_stack (mm/kasan/common.c:58)
[   32.707289][ T1225]  ? kasan_save_stack (mm/kasan/common.c:57)
[   32.707291][ T1225]  ? kasan_save_track (mm/kasan/common.c:78)
[   32.707292][ T1225]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   32.707294][ T1225]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   32.707295][ T1225]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   32.707296][ T1225]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   32.707297][ T1225]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   32.707299][ T1225]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.707300][ T1225]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   32.707301][ T1225]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   32.707302][ T1225]  ? ___sys_sendmsg (net/socket.c:2767)
[   32.707304][ T1225]  ? __sys_sendmsg (net/socket.c:2799)
[   32.707305][ T1225]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   32.707306][ T1225]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.707308][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.707310][ T1225]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.707312][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.707313][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.707315][ T1225]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   32.707317][ T1225]  ? __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)
[   32.707319][ T1225]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   32.707320][ T1225]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   32.707322][ T1225]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   32.707323][ T1225]  ? nla_get_range_signed (lib/nlattr.c:270)
[   32.707325][ T1225]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   32.707327][ T1225]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   32.707329][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.707331][ T1225]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   32.707332][ T1225]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.707333][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.707335][ T1225]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   32.707337][ T1225]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   32.707339][ T1225]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   32.707340][ T1225]  ? __kernel_text_address (kernel/extable.c:79)
[   32.707341][ T1225]  ? write_profile (profile.c:?)
[   32.707342][ T1225]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   32.707345][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.707346][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.707348][ T1225]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   32.707352][ T1225]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.707353][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.707355][ T1225]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   32.707356][ T1225]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   32.707358][ T1225]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.707359][ T1225]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   32.707360][ T1225]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   32.707363][ T1225]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   32.707364][ T1225]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.707365][ T1225]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   32.707367][ T1225]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.707368][ T1225]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   32.707370][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.707372][ T1225]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   32.707374][ T1225]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.707376][ T1225]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.707377][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.707379][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.707380][ T1225]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.707382][ T1225]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   32.707384][ T1225]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   32.707386][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.707388][ T1225]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   32.707389][ T1225]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   32.707391][ T1225]  ? copy_msghdr_from_user (net/socket.c:2650)
[   32.707392][ T1225]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   32.707394][ T1225]  ? move_addr_to_kernel (net/socket.c:258)
[   32.707395][ T1225]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   32.707398][ T1225]  ___sys_sendmsg (net/socket.c:2767)
[   32.707399][ T1225]  ? copy_msghdr_from_user (net/socket.c:2619)
[   32.707404][ T1225]  __sys_sendmsg (net/socket.c:2799)
[   32.707406][ T1225]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   32.707408][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.707410][ T1225]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   32.707412][ T1225]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   32.707414][ T1225]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.707415][ T1225] RIP: 0033:0x7f033b0da54e
[   32.707417][ T1225] 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
[   32.707419][ T1225] RSP: 002b:00007ffcf9a8ee60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.707422][ T1225] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f033b0da54e
[   32.707423][ T1225] RDX: 0000000000000000 RSI: 00007ffcf9a8ef10 RDI: 0000000000000005
[   32.707424][ T1225] RBP: 00007ffcf9a8ee70 R08: 0000000000000000 R09: 0000000000000000
[   32.707425][ T1225] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b33f
[   32.707426][ T1225] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcf9a8f5d0
| [   35.484191][ T1348] softirqs last disabled at (0): 0x0
| [   35.484193][ T1348] Preemption disabled at:
| [   35.484193][ T1348] vprintk_emit (kernel/printk/printk.c:2471)
| [   35.484205][ T1348] Tainted: [W]=WARN
[   35.484206][ T1348] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.484207][ T1348] Call Trace:
[   35.484209][ T1348]  <TASK>
[   35.484210][ T1348]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   35.484216][ T1348]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   35.484218][ T1348]  __might_resched.cold (kernel/sched/core.c:9234)
[   35.484222][ T1348]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   35.484225][ T1348]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   35.484228][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.484232][ T1348]  __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))
[   35.484235][ T1348]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   35.484237][ T1348]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.484241][ T1348]  ? 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)
[   35.484243][ T1348]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.484245][ T1348]  put_chars (drivers/char/virtio_console.c:1176)
[   35.484247][ T1348]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   35.484248][ T1348]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   35.484251][ T1348]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   35.484254][ T1348]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   35.484256][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.484257][ T1348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.484259][ T1348]  console_emit_next_record (kernel/printk/printk.c:3183)
[   35.484262][ T1348]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   35.484264][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.484265][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.484267][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.484269][ T1348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.484271][ T1348]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   35.484272][ T1348]  console_flush_one_record (kernel/printk/printk.c:3268)
[   35.484274][ T1348]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   35.484277][ T1348]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   35.484279][ T1348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.484280][ T1348]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   35.484282][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.484284][ T1348]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   35.484285][ T1348]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   35.484286][ T1348]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   35.484288][ T1348]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   35.484290][ T1348]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   35.484292][ T1348]  vprintk_emit (kernel/printk/printk.c:2479)
[   35.484295][ T1348]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   35.484296][ T1348]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   35.484299][ T1348]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.484302][ T1348]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   35.484304][ T1348]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   35.484306][ T1348]  ? ___sys_sendmsg (net/socket.c:2767)
[   35.484308][ T1348]  ? __sys_sendmsg (net/socket.c:2799)
[   35.484309][ T1348]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   35.484313][ T1348]  _printk (kernel/printk/printk.c:2504)
[   35.484316][ T1348]  ? snapshot_read.cold (user.c:?)
[   35.484318][ T1348]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   35.484321][ T1348]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   35.484323][ T1348]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   35.484324][ T1348]  ? netdev_notice (net/core/dev.c:13194)
[   35.484326][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.484328][ T1348]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   35.484330][ T1348]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   35.484332][ T1348]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   35.484333][ T1348]  ? 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)
[   35.484336][ T1348]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   35.484339][ T1348]  dev_set_allmulti (net/core/dev_api.c:315)
[   35.484342][ T1348] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   35.484354][ T1348]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   35.484358][ T1348]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   35.484360][ T1348] br_del_if (net/bridge/br_if.c:732) bridge
[   35.484368][ T1348]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   35.484370][ T1348]  do_set_master (net/core/rtnetlink.c:3055)
[   35.484372][ T1348]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   35.484375][ T1348]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   35.484378][ T1348]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   35.484379][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.484381][ T1348]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   35.484385][ T1348]  ? kasan_save_stack (mm/kasan/common.c:58)
[   35.484387][ T1348]  ? kasan_save_stack (mm/kasan/common.c:57)
[   35.484389][ T1348]  ? kasan_save_track (mm/kasan/common.c:78)
[   35.484390][ T1348]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   35.484392][ T1348]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   35.484393][ T1348]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   35.484394][ T1348]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   35.484395][ T1348]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   35.484397][ T1348]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.484398][ T1348]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   35.484399][ T1348]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   35.484401][ T1348]  ? ___sys_sendmsg (net/socket.c:2767)
[   35.484402][ T1348]  ? __sys_sendmsg (net/socket.c:2799)
[   35.484404][ T1348]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   35.484405][ T1348]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.484407][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.484409][ T1348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.484410][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.484412][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.484414][ T1348]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   35.484416][ T1348]  ? __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)
[   35.484418][ T1348]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   35.484419][ T1348]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   35.484421][ T1348]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   35.484422][ T1348]  ? nla_get_range_signed (lib/nlattr.c:270)
[   35.484424][ T1348]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   35.484426][ T1348]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   35.484428][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.484430][ T1348]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.484431][ T1348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.484433][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.484435][ T1348]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   35.484436][ T1348]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   35.484438][ T1348]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   35.484439][ T1348]  ? __kernel_text_address (kernel/extable.c:79)
[   35.484441][ T1348]  ? write_profile (profile.c:?)
[   35.484442][ T1348]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   35.484445][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.484446][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.484448][ T1348]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   35.484452][ T1348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.484453][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.484455][ T1348]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.484456][ T1348]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   35.484458][ T1348]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.484459][ T1348]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   35.484460][ T1348]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   35.484463][ T1348]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   35.484464][ T1348]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.484465][ T1348]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   35.484467][ T1348]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.484468][ T1348]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   35.484471][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.484472][ T1348]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   35.484474][ T1348]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.484476][ T1348]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.484478][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.484479][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.484481][ T1348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.484483][ T1348]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   35.484485][ T1348]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   35.484487][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.484488][ T1348]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   35.484490][ T1348]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   35.484492][ T1348]  ? copy_msghdr_from_user (net/socket.c:2650)
[   35.484493][ T1348]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   35.484495][ T1348]  ? move_addr_to_kernel (net/socket.c:258)
[   35.484496][ T1348]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   35.484499][ T1348]  ___sys_sendmsg (net/socket.c:2767)
[   35.484501][ T1348]  ? copy_msghdr_from_user (net/socket.c:2619)
[   35.484505][ T1348]  __sys_sendmsg (net/socket.c:2799)
[   35.484507][ T1348]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   35.484510][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.484512][ T1348]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   35.484513][ T1348]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   35.484515][ T1348]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.484517][ T1348] RIP: 0033:0x7fa04718554e
[   35.484519][ T1348] 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
[   35.484520][ T1348] RSP: 002b:00007ffdce9698c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.484524][ T1348] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa04718554e
[   35.484526][ T1348] RDX: 0000000000000000 RSI: 00007ffdce969970 RDI: 0000000000000005
[   35.484526][ T1348] RBP: 00007ffdce9698d0 R08: 0000000000000000 R09: 0000000000000000
[   35.484527][ T1348] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b341
[   35.484528][ T1348] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdce96a030
| [   38.008567][ T1414] softirqs last disabled at (0): 0x0
| [   38.008568][ T1414] Preemption disabled at:
| [   38.008569][ T1414] vprintk_emit (kernel/printk/printk.c:2471)
| [   38.008581][ T1414] Tainted: [W]=WARN
[   38.008582][ T1414] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.008584][ T1414] Call Trace:
[   38.008585][ T1414]  <TASK>
[   38.008586][ T1414]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   38.008591][ T1414]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   38.008593][ T1414]  __might_resched.cold (kernel/sched/core.c:9234)
[   38.008598][ T1414]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   38.008601][ T1414]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   38.008604][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.008608][ T1414]  __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))
[   38.008611][ T1414]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   38.008614][ T1414]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.008618][ T1414]  ? 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)
[   38.008619][ T1414]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.008621][ T1414]  put_chars (drivers/char/virtio_console.c:1176)
[   38.008623][ T1414]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   38.008625][ T1414]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   38.008627][ T1414]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   38.008631][ T1414]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   38.008632][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.008634][ T1414]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.008636][ T1414]  console_emit_next_record (kernel/printk/printk.c:3183)
[   38.008639][ T1414]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   38.008641][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.008642][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.008644][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.008645][ T1414]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.008647][ T1414]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   38.008649][ T1414]  console_flush_one_record (kernel/printk/printk.c:3268)
[   38.008651][ T1414]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   38.008654][ T1414]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   38.008655][ T1414]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.008657][ T1414]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   38.008658][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.008660][ T1414]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   38.008661][ T1414]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   38.008663][ T1414]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   38.008665][ T1414]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   38.008667][ T1414]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   38.008669][ T1414]  vprintk_emit (kernel/printk/printk.c:2479)
[   38.008671][ T1414]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   38.008673][ T1414]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   38.008676][ T1414]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.008679][ T1414]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   38.008680][ T1414]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   38.008683][ T1414]  ? ___sys_sendmsg (net/socket.c:2767)
[   38.008684][ T1414]  ? __sys_sendmsg (net/socket.c:2799)
[   38.008689][ T1414]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   38.008692][ T1414]  _printk (kernel/printk/printk.c:2504)
[   38.008696][ T1414]  ? snapshot_read.cold (user.c:?)
[   38.008698][ T1414]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   38.008701][ T1414]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   38.008702][ T1414]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   38.008704][ T1414]  ? netdev_notice (net/core/dev.c:13194)
[   38.008706][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.008708][ T1414]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   38.008709][ T1414]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   38.008712][ T1414]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   38.008713][ T1414]  ? 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)
[   38.008716][ T1414]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   38.008719][ T1414]  dev_set_allmulti (net/core/dev_api.c:315)
[   38.008722][ T1414] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   38.008734][ T1414]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   38.008738][ T1414]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   38.008740][ T1414] br_del_if (net/bridge/br_if.c:732) bridge
[   38.008748][ T1414]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.008750][ T1414]  do_set_master (net/core/rtnetlink.c:3055)
[   38.008752][ T1414]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   38.008755][ T1414]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   38.008758][ T1414]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   38.008759][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.008761][ T1414]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   38.008764][ T1414]  ? kasan_save_stack (mm/kasan/common.c:58)
[   38.008767][ T1414]  ? kasan_save_stack (mm/kasan/common.c:57)
[   38.008768][ T1414]  ? kasan_save_track (mm/kasan/common.c:78)
[   38.008770][ T1414]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   38.008771][ T1414]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   38.008773][ T1414]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   38.008774][ T1414]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   38.008775][ T1414]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   38.008776][ T1414]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.008778][ T1414]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   38.008779][ T1414]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   38.008780][ T1414]  ? ___sys_sendmsg (net/socket.c:2767)
[   38.008782][ T1414]  ? __sys_sendmsg (net/socket.c:2799)
[   38.008783][ T1414]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   38.008784][ T1414]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.008787][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.008789][ T1414]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.008790][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.008791][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.008793][ T1414]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   38.008795][ T1414]  ? __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)
[   38.008797][ T1414]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   38.008799][ T1414]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   38.008800][ T1414]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   38.008801][ T1414]  ? nla_get_range_signed (lib/nlattr.c:270)
[   38.008804][ T1414]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   38.008806][ T1414]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   38.008807][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.008809][ T1414]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.008810][ T1414]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.008812][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.008814][ T1414]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   38.008815][ T1414]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   38.008817][ T1414]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   38.008818][ T1414]  ? __kernel_text_address (kernel/extable.c:79)
[   38.008820][ T1414]  ? write_profile (profile.c:?)
[   38.008821][ T1414]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   38.008823][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.008825][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.008827][ T1414]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   38.008830][ T1414]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.008831][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.008833][ T1414]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.008834][ T1414]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   38.008836][ T1414]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.008837][ T1414]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   38.008839][ T1414]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   38.008841][ T1414]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   38.008842][ T1414]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.008844][ T1414]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   38.008845][ T1414]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.008847][ T1414]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   38.008849][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.008851][ T1414]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   38.008853][ T1414]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.008855][ T1414]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.008856][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.008858][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.008860][ T1414]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.008861][ T1414]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   38.008863][ T1414]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   38.008865][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.008867][ T1414]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   38.008869][ T1414]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   38.008870][ T1414]  ? copy_msghdr_from_user (net/socket.c:2650)
[   38.008872][ T1414]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   38.008874][ T1414]  ? move_addr_to_kernel (net/socket.c:258)
[   38.008875][ T1414]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   38.008877][ T1414]  ___sys_sendmsg (net/socket.c:2767)
[   38.008879][ T1414]  ? copy_msghdr_from_user (net/socket.c:2619)
[   38.008884][ T1414]  __sys_sendmsg (net/socket.c:2799)
[   38.008886][ T1414]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   38.008888][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.008890][ T1414]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   38.008892][ T1414]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   38.008894][ T1414]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.008895][ T1414] RIP: 0033:0x7fb89ee3b54e
[   38.008897][ T1414] 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
[   38.008899][ T1414] RSP: 002b:00007ffc4e53ae40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.008902][ T1414] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb89ee3b54e
[   38.008904][ T1414] RDX: 0000000000000000 RSI: 00007ffc4e53aef0 RDI: 0000000000000005
[   38.008905][ T1414] RBP: 00007ffc4e53ae50 R08: 0000000000000000 R09: 0000000000000000
[   38.008905][ T1414] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b344
[   38.008906][ T1414] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc4e53b5b0
| [   40.671099][ T1519] softirqs last disabled at (0): 0x0
| [   40.671101][ T1519] Preemption disabled at:
| [   40.671107][ T1519] vprintk_emit (kernel/printk/printk.c:2471)
| [   40.671119][ T1519] Tainted: [W]=WARN
[   40.671120][ T1519] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.671122][ T1519] Call Trace:
[   40.671123][ T1519]  <TASK>
[   40.671124][ T1519]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   40.671130][ T1519]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   40.671132][ T1519]  __might_resched.cold (kernel/sched/core.c:9234)
[   40.671136][ T1519]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   40.671139][ T1519]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   40.671142][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.671146][ T1519]  __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))
[   40.671149][ T1519]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   40.671151][ T1519]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.671155][ T1519]  ? 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)
[   40.671157][ T1519]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.671159][ T1519]  put_chars (drivers/char/virtio_console.c:1176)
[   40.671161][ T1519]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   40.671162][ T1519]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   40.671165][ T1519]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   40.671168][ T1519]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   40.671170][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.671171][ T1519]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.671174][ T1519]  console_emit_next_record (kernel/printk/printk.c:3183)
[   40.671176][ T1519]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   40.671178][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.671180][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.671181][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.671183][ T1519]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.671185][ T1519]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   40.671186][ T1519]  console_flush_one_record (kernel/printk/printk.c:3268)
[   40.671189][ T1519]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   40.671191][ T1519]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   40.671193][ T1519]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.671195][ T1519]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   40.671196][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.671198][ T1519]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   40.671199][ T1519]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   40.671201][ T1519]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   40.671203][ T1519]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   40.671205][ T1519]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   40.671206][ T1519]  vprintk_emit (kernel/printk/printk.c:2479)
[   40.671209][ T1519]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   40.671210][ T1519]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   40.671214][ T1519]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.671216][ T1519]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   40.671218][ T1519]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   40.671220][ T1519]  ? ___sys_sendmsg (net/socket.c:2767)
[   40.671222][ T1519]  ? __sys_sendmsg (net/socket.c:2799)
[   40.671224][ T1519]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   40.671227][ T1519]  _printk (kernel/printk/printk.c:2504)
[   40.671230][ T1519]  ? snapshot_read.cold (user.c:?)
[   40.671233][ T1519]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   40.671235][ T1519]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   40.671237][ T1519]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   40.671239][ T1519]  ? netdev_notice (net/core/dev.c:13194)
[   40.671241][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.671242][ T1519]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   40.671244][ T1519]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   40.671246][ T1519]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   40.671248][ T1519]  ? 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)
[   40.671250][ T1519]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   40.671253][ T1519]  dev_set_allmulti (net/core/dev_api.c:315)
[   40.671256][ T1519] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   40.671268][ T1519]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   40.671271][ T1519]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   40.671274][ T1519] br_del_if (net/bridge/br_if.c:732) bridge
[   40.671281][ T1519]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   40.671283][ T1519]  do_set_master (net/core/rtnetlink.c:3055)
[   40.671286][ T1519]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   40.671289][ T1519]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   40.671292][ T1519]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   40.671293][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.671295][ T1519]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   40.671298][ T1519]  ? kasan_save_stack (mm/kasan/common.c:58)
[   40.671301][ T1519]  ? kasan_save_stack (mm/kasan/common.c:57)
[   40.671302][ T1519]  ? kasan_save_track (mm/kasan/common.c:78)
[   40.671304][ T1519]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   40.671305][ T1519]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   40.671307][ T1519]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   40.671308][ T1519]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   40.671309][ T1519]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   40.671310][ T1519]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.671311][ T1519]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   40.671312][ T1519]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   40.671314][ T1519]  ? ___sys_sendmsg (net/socket.c:2767)
[   40.671315][ T1519]  ? __sys_sendmsg (net/socket.c:2799)
[   40.671317][ T1519]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   40.671318][ T1519]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.671320][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.671322][ T1519]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.671324][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.671325][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.671327][ T1519]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   40.671329][ T1519]  ? __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)
[   40.671331][ T1519]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   40.671333][ T1519]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   40.671334][ T1519]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   40.671335][ T1519]  ? nla_get_range_signed (lib/nlattr.c:270)
[   40.671338][ T1519]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   40.671340][ T1519]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   40.671342][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.671343][ T1519]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   40.671344][ T1519]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.671346][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.671348][ T1519]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   40.671349][ T1519]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   40.671351][ T1519]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   40.671353][ T1519]  ? __kernel_text_address (kernel/extable.c:79)
[   40.671354][ T1519]  ? write_profile (profile.c:?)
[   40.671355][ T1519]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   40.671358][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.671359][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.671361][ T1519]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   40.671365][ T1519]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.671366][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.671368][ T1519]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   40.671369][ T1519]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   40.671371][ T1519]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.671372][ T1519]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   40.671373][ T1519]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   40.671376][ T1519]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   40.671377][ T1519]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.671379][ T1519]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   40.671380][ T1519]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.671381][ T1519]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   40.671384][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.671386][ T1519]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   40.671388][ T1519]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.671390][ T1519]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.671391][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.671393][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.671394][ T1519]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.671396][ T1519]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   40.671398][ T1519]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   40.671400][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.671402][ T1519]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   40.671404][ T1519]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   40.671405][ T1519]  ? copy_msghdr_from_user (net/socket.c:2650)
[   40.671407][ T1519]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   40.671409][ T1519]  ? move_addr_to_kernel (net/socket.c:258)
[   40.671410][ T1519]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   40.671412][ T1519]  ___sys_sendmsg (net/socket.c:2767)
[   40.671414][ T1519]  ? copy_msghdr_from_user (net/socket.c:2619)
[   40.671419][ T1519]  __sys_sendmsg (net/socket.c:2799)
[   40.671421][ T1519]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   40.671423][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.671426][ T1519]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   40.671427][ T1519]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   40.671429][ T1519]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.671431][ T1519] RIP: 0033:0x7ffa6cabf54e
[   40.671433][ T1519] 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
[   40.671434][ T1519] RSP: 002b:00007ffcb6daa440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.671439][ T1519] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ffa6cabf54e
[   40.671440][ T1519] RDX: 0000000000000000 RSI: 00007ffcb6daa4f0 RDI: 0000000000000005
[   40.671441][ T1519] RBP: 00007ffcb6daa450 R08: 0000000000000000 R09: 0000000000000000
[   40.671442][ T1519] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b347
[   40.671443][ T1519] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcb6daabb0
| [   43.459308][ T1642] softirqs last disabled at (0): 0x0
| [   43.459310][ T1642] Preemption disabled at:
| [   43.459311][ T1642] vprintk_emit (kernel/printk/printk.c:2471)
| [   43.459322][ T1642] Tainted: [W]=WARN
[   43.459323][ T1642] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.459325][ T1642] Call Trace:
[   43.459327][ T1642]  <TASK>
[   43.459328][ T1642]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   43.459333][ T1642]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   43.459335][ T1642]  __might_resched.cold (kernel/sched/core.c:9234)
[   43.459339][ T1642]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   43.459342][ T1642]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   43.459345][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.459349][ T1642]  __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))
[   43.459352][ T1642]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   43.459355][ T1642]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   43.459359][ T1642]  ? 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)
[   43.459360][ T1642]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   43.459362][ T1642]  put_chars (drivers/char/virtio_console.c:1176)
[   43.459364][ T1642]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   43.459365][ T1642]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   43.459368][ T1642]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   43.459371][ T1642]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   43.459373][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.459374][ T1642]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.459376][ T1642]  console_emit_next_record (kernel/printk/printk.c:3183)
[   43.459379][ T1642]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   43.459381][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.459382][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.459384][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.459386][ T1642]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.459387][ T1642]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   43.459389][ T1642]  console_flush_one_record (kernel/printk/printk.c:3268)
[   43.459391][ T1642]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   43.459394][ T1642]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   43.459396][ T1642]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.459397][ T1642]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   43.459399][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.459400][ T1642]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   43.459402][ T1642]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   43.459403][ T1642]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   43.459405][ T1642]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   43.459407][ T1642]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   43.459409][ T1642]  vprintk_emit (kernel/printk/printk.c:2479)
[   43.459411][ T1642]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   43.459413][ T1642]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   43.459416][ T1642]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.459419][ T1642]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   43.459420][ T1642]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   43.459422][ T1642]  ? ___sys_sendmsg (net/socket.c:2767)
[   43.459424][ T1642]  ? __sys_sendmsg (net/socket.c:2799)
[   43.459426][ T1642]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   43.459429][ T1642]  _printk (kernel/printk/printk.c:2504)
[   43.459432][ T1642]  ? snapshot_read.cold (user.c:?)
[   43.459435][ T1642]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   43.459438][ T1642]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   43.459439][ T1642]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   43.459441][ T1642]  ? netdev_notice (net/core/dev.c:13194)
[   43.459443][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.459445][ T1642]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   43.459446][ T1642]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   43.459449][ T1642]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   43.459450][ T1642]  ? 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)
[   43.459453][ T1642]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   43.459456][ T1642]  dev_set_allmulti (net/core/dev_api.c:315)
[   43.459459][ T1642] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   43.459471][ T1642]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   43.459475][ T1642]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   43.459478][ T1642] br_del_if (net/bridge/br_if.c:732) bridge
[   43.459485][ T1642]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.459487][ T1642]  do_set_master (net/core/rtnetlink.c:3055)
[   43.459490][ T1642]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   43.459493][ T1642]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   43.459495][ T1642]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   43.459497][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.459498][ T1642]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   43.459502][ T1642]  ? kasan_save_stack (mm/kasan/common.c:58)
[   43.459505][ T1642]  ? kasan_save_stack (mm/kasan/common.c:57)
[   43.459506][ T1642]  ? kasan_save_track (mm/kasan/common.c:78)
[   43.459508][ T1642]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   43.459509][ T1642]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   43.459510][ T1642]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   43.459511][ T1642]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   43.459512][ T1642]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   43.459514][ T1642]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.459515][ T1642]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   43.459516][ T1642]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   43.459518][ T1642]  ? ___sys_sendmsg (net/socket.c:2767)
[   43.459519][ T1642]  ? __sys_sendmsg (net/socket.c:2799)
[   43.459520][ T1642]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   43.459521][ T1642]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.459524][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.459526][ T1642]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.459527][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.459529][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.459530][ T1642]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   43.459532][ T1642]  ? __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)
[   43.459535][ T1642]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   43.459536][ T1642]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   43.459538][ T1642]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   43.459539][ T1642]  ? nla_get_range_signed (lib/nlattr.c:270)
[   43.459541][ T1642]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   43.459543][ T1642]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   43.459545][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.459547][ T1642]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.459548][ T1642]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.459549][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.459551][ T1642]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   43.459553][ T1642]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   43.459555][ T1642]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   43.459556][ T1642]  ? __kernel_text_address (kernel/extable.c:79)
[   43.459557][ T1642]  ? write_profile (profile.c:?)
[   43.459558][ T1642]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   43.459561][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.459563][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.459564][ T1642]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   43.459568][ T1642]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.459569][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.459571][ T1642]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.459572][ T1642]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   43.459574][ T1642]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.459575][ T1642]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   43.459577][ T1642]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   43.459579][ T1642]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   43.459580][ T1642]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.459582][ T1642]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   43.459583][ T1642]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.459584][ T1642]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   43.459587][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.459589][ T1642]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   43.459590][ T1642]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.459592][ T1642]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.459594][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.459596][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.459597][ T1642]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.459599][ T1642]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   43.459601][ T1642]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   43.459603][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.459604][ T1642]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   43.459606][ T1642]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   43.459608][ T1642]  ? copy_msghdr_from_user (net/socket.c:2650)
[   43.459610][ T1642]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   43.459611][ T1642]  ? move_addr_to_kernel (net/socket.c:258)
[   43.459613][ T1642]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   43.459615][ T1642]  ___sys_sendmsg (net/socket.c:2767)
[   43.459617][ T1642]  ? copy_msghdr_from_user (net/socket.c:2619)
[   43.459621][ T1642]  __sys_sendmsg (net/socket.c:2799)
[   43.459623][ T1642]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   43.459626][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.459628][ T1642]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   43.459629][ T1642]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   43.459631][ T1642]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.459632][ T1642] RIP: 0033:0x7f45d19dd54e
[   43.459634][ T1642] 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
[   43.459636][ T1642] RSP: 002b:00007ffc447baf10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.459640][ T1642] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f45d19dd54e
[   43.459641][ T1642] RDX: 0000000000000000 RSI: 00007ffc447bafc0 RDI: 0000000000000005
[   43.459642][ T1642] RBP: 00007ffc447baf20 R08: 0000000000000000 R09: 0000000000000000
[   43.459643][ T1642] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b349
[   43.459644][ T1642] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc447bb680
| [   46.208736][ T1750] softirqs last disabled at (0): 0x0
| [   46.208738][ T1750] Preemption disabled at:
| [   46.208738][ T1750] vprintk_emit (kernel/printk/printk.c:2471)
| [   46.208749][ T1750] Tainted: [W]=WARN
[   46.208750][ T1750] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.208752][ T1750] Call Trace:
[   46.208753][ T1750]  <TASK>
[   46.208755][ T1750]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   46.208760][ T1750]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   46.208762][ T1750]  __might_resched.cold (kernel/sched/core.c:9234)
[   46.208766][ T1750]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   46.208769][ T1750]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   46.208772][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.208776][ T1750]  __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))
[   46.208779][ T1750]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   46.208781][ T1750]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.208786][ T1750]  ? 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)
[   46.208787][ T1750]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.208789][ T1750]  put_chars (drivers/char/virtio_console.c:1176)
[   46.208791][ T1750]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   46.208793][ T1750]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   46.208795][ T1750]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   46.208799][ T1750]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   46.208800][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.208802][ T1750]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.208804][ T1750]  console_emit_next_record (kernel/printk/printk.c:3183)
[   46.208807][ T1750]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   46.208809][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.208810][ T1750]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.208812][ T1750]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   46.208814][ T1750]  console_flush_one_record (kernel/printk/printk.c:3268)
[   46.208816][ T1750]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   46.208819][ T1750]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   46.208821][ T1750]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.208822][ T1750]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   46.208824][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.208826][ T1750]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.208827][ T1750]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   46.208828][ T1750]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   46.208831][ T1750]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   46.208833][ T1750]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   46.208834][ T1750]  vprintk_emit (kernel/printk/printk.c:2479)
[   46.208837][ T1750]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   46.208838][ T1750]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   46.208842][ T1750]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.208844][ T1750]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   46.208846][ T1750]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   46.208849][ T1750]  ? ___sys_sendmsg (net/socket.c:2767)
[   46.208850][ T1750]  ? __sys_sendmsg (net/socket.c:2799)
[   46.208852][ T1750]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   46.208855][ T1750]  _printk (kernel/printk/printk.c:2504)
[   46.208858][ T1750]  ? snapshot_read.cold (user.c:?)
[   46.208861][ T1750]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   46.208864][ T1750]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   46.208865][ T1750]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   46.208867][ T1750]  ? netdev_notice (net/core/dev.c:13194)
[   46.208869][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.208871][ T1750]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   46.208873][ T1750]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   46.208875][ T1750]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   46.208877][ T1750]  ? 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)
[   46.208879][ T1750]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   46.208882][ T1750]  dev_set_allmulti (net/core/dev_api.c:315)
[   46.208885][ T1750] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   46.208897][ T1750]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   46.208901][ T1750]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   46.208904][ T1750] br_del_if (net/bridge/br_if.c:732) bridge
[   46.208911][ T1750]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.208913][ T1750]  do_set_master (net/core/rtnetlink.c:3055)
[   46.208916][ T1750]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   46.208918][ T1750]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   46.208921][ T1750]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   46.208922][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.208924][ T1750]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   46.208928][ T1750]  ? kasan_save_stack (mm/kasan/common.c:58)
[   46.208930][ T1750]  ? kasan_save_stack (mm/kasan/common.c:57)
[   46.208931][ T1750]  ? kasan_save_track (mm/kasan/common.c:78)
[   46.208933][ T1750]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   46.208934][ T1750]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   46.208936][ T1750]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   46.208937][ T1750]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   46.208938][ T1750]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   46.208939][ T1750]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.208941][ T1750]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   46.208942][ T1750]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   46.208943][ T1750]  ? ___sys_sendmsg (net/socket.c:2767)
[   46.208944][ T1750]  ? __sys_sendmsg (net/socket.c:2799)
[   46.208946][ T1750]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   46.208947][ T1750]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.208950][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.208952][ T1750]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.208953][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.208954][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.208956][ T1750]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   46.208958][ T1750]  ? __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)
[   46.208960][ T1750]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   46.208962][ T1750]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   46.208963][ T1750]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   46.208965][ T1750]  ? nla_get_range_signed (lib/nlattr.c:270)
[   46.208967][ T1750]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   46.208969][ T1750]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   46.208971][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.208973][ T1750]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.208974][ T1750]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.208975][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.208977][ T1750]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   46.208979][ T1750]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   46.208981][ T1750]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   46.208982][ T1750]  ? __kernel_text_address (kernel/extable.c:79)
[   46.208983][ T1750]  ? write_profile (profile.c:?)
[   46.208984][ T1750]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   46.208987][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.208989][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.208990][ T1750]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   46.208994][ T1750]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.208995][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.208997][ T1750]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.208999][ T1750]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   46.209000][ T1750]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.209002][ T1750]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   46.209003][ T1750]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   46.209005][ T1750]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   46.209007][ T1750]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.209008][ T1750]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.209010][ T1750]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.209011][ T1750]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   46.209013][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.209015][ T1750]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.209017][ T1750]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.209019][ T1750]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.209021][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.209022][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.209024][ T1750]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.209026][ T1750]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   46.209028][ T1750]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   46.209029][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.209031][ T1750]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.209033][ T1750]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   46.209035][ T1750]  ? copy_msghdr_from_user (net/socket.c:2650)
[   46.209036][ T1750]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   46.209038][ T1750]  ? move_addr_to_kernel (net/socket.c:258)
[   46.209039][ T1750]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   46.209042][ T1750]  ___sys_sendmsg (net/socket.c:2767)
[   46.209043][ T1750]  ? copy_msghdr_from_user (net/socket.c:2619)
[   46.209048][ T1750]  __sys_sendmsg (net/socket.c:2799)
[   46.209050][ T1750]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   46.209053][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.209055][ T1750]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   46.209056][ T1750]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   46.209059][ T1750]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.209061][ T1750] RIP: 0033:0x7f136ea7954e
[   46.209063][ T1750] 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
[   46.209065][ T1750] RSP: 002b:00007ffeae14a330 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.209069][ T1750] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f136ea7954e
[   46.209070][ T1750] RDX: 0000000000000000 RSI: 00007ffeae14a3e0 RDI: 0000000000000005
[   46.209071][ T1750] RBP: 00007ffeae14a340 R08: 0000000000000000 R09: 0000000000000000
[   46.209072][ T1750] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b34c
[   46.209073][ T1750] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeae14aaa0
| [   48.886628][ T1845] softirqs last disabled at (0): 0x0
| [   48.886630][ T1845] Preemption disabled at:
| [   48.886631][ T1845] vprintk_emit (kernel/printk/printk.c:2471)
| [   48.886642][ T1845] Tainted: [W]=WARN
[   48.886643][ T1845] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.886644][ T1845] Call Trace:
[   48.886646][ T1845]  <TASK>
[   48.886647][ T1845]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   48.886652][ T1845]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   48.886654][ T1845]  __might_resched.cold (kernel/sched/core.c:9234)
[   48.886658][ T1845]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   48.886661][ T1845]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   48.886664][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.886668][ T1845]  __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))
[   48.886672][ T1845]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   48.886674][ T1845]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.886678][ T1845]  ? 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)
[   48.886679][ T1845]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.886681][ T1845]  put_chars (drivers/char/virtio_console.c:1176)
[   48.886683][ T1845]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   48.886687][ T1845]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   48.886690][ T1845]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   48.886693][ T1845]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   48.886695][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.886697][ T1845]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.886699][ T1845]  console_emit_next_record (kernel/printk/printk.c:3183)
[   48.886701][ T1845]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   48.886703][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.886705][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.886707][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.886708][ T1845]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.886710][ T1845]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   48.886712][ T1845]  console_flush_one_record (kernel/printk/printk.c:3268)
[   48.886714][ T1845]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   48.886717][ T1845]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   48.886719][ T1845]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.886720][ T1845]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   48.886722][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.886723][ T1845]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.886725][ T1845]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   48.886726][ T1845]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   48.886728][ T1845]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   48.886730][ T1845]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   48.886732][ T1845]  vprintk_emit (kernel/printk/printk.c:2479)
[   48.886734][ T1845]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   48.886736][ T1845]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   48.886739][ T1845]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.886742][ T1845]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   48.886743][ T1845]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   48.886746][ T1845]  ? ___sys_sendmsg (net/socket.c:2767)
[   48.886747][ T1845]  ? __sys_sendmsg (net/socket.c:2799)
[   48.886749][ T1845]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   48.886752][ T1845]  _printk (kernel/printk/printk.c:2504)
[   48.886755][ T1845]  ? snapshot_read.cold (user.c:?)
[   48.886758][ T1845]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   48.886760][ T1845]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   48.886762][ T1845]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   48.886764][ T1845]  ? netdev_notice (net/core/dev.c:13194)
[   48.886766][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.886767][ T1845]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   48.886769][ T1845]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   48.886771][ T1845]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   48.886773][ T1845]  ? 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)
[   48.886775][ T1845]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   48.886778][ T1845]  dev_set_allmulti (net/core/dev_api.c:315)
[   48.886781][ T1845] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   48.886793][ T1845]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   48.886797][ T1845]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   48.886800][ T1845] br_del_if (net/bridge/br_if.c:732) bridge
[   48.886807][ T1845]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   48.886809][ T1845]  do_set_master (net/core/rtnetlink.c:3055)
[   48.886811][ T1845]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   48.886814][ T1845]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   48.886817][ T1845]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   48.886818][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.886820][ T1845]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   48.886824][ T1845]  ? kasan_save_stack (mm/kasan/common.c:58)
[   48.886826][ T1845]  ? kasan_save_stack (mm/kasan/common.c:57)
[   48.886828][ T1845]  ? kasan_save_track (mm/kasan/common.c:78)
[   48.886829][ T1845]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   48.886830][ T1845]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   48.886832][ T1845]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   48.886833][ T1845]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   48.886834][ T1845]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   48.886835][ T1845]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.886837][ T1845]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   48.886838][ T1845]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   48.886839][ T1845]  ? ___sys_sendmsg (net/socket.c:2767)
[   48.886841][ T1845]  ? __sys_sendmsg (net/socket.c:2799)
[   48.886842][ T1845]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   48.886843][ T1845]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.886846][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.886848][ T1845]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.886849][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.886850][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.886852][ T1845]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   48.886854][ T1845]  ? __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)
[   48.886857][ T1845]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   48.886858][ T1845]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   48.886859][ T1845]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   48.886861][ T1845]  ? nla_get_range_signed (lib/nlattr.c:270)
[   48.886863][ T1845]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   48.886865][ T1845]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   48.886867][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.886868][ T1845]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.886869][ T1845]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.886871][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.886873][ T1845]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   48.886875][ T1845]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   48.886876][ T1845]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   48.886878][ T1845]  ? __kernel_text_address (kernel/extable.c:79)
[   48.886879][ T1845]  ? write_profile (profile.c:?)
[   48.886880][ T1845]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   48.886882][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.886884][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.886886][ T1845]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   48.886889][ T1845]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.886891][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.886892][ T1845]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.886894][ T1845]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   48.886895][ T1845]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.886897][ T1845]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   48.886898][ T1845]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   48.886900][ T1845]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   48.886902][ T1845]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.886903][ T1845]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.886905][ T1845]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.886906][ T1845]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   48.886908][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.886910][ T1845]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.886912][ T1845]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.886914][ T1845]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.886915][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.886917][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.886919][ T1845]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.886920][ T1845]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   48.886922][ T1845]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   48.886924][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.886926][ T1845]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   48.886928][ T1845]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   48.886929][ T1845]  ? copy_msghdr_from_user (net/socket.c:2650)
[   48.886931][ T1845]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   48.886932][ T1845]  ? move_addr_to_kernel (net/socket.c:258)
[   48.886934][ T1845]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   48.886936][ T1845]  ___sys_sendmsg (net/socket.c:2767)
[   48.886938][ T1845]  ? copy_msghdr_from_user (net/socket.c:2619)
[   48.886942][ T1845]  __sys_sendmsg (net/socket.c:2799)
[   48.886944][ T1845]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   48.886947][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.886949][ T1845]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   48.886950][ T1845]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   48.886952][ T1845]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.886954][ T1845] RIP: 0033:0x7f87537b354e
[   48.886956][ T1845] 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
[   48.886958][ T1845] RSP: 002b:00007ffc58977e90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.886961][ T1845] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f87537b354e
[   48.886963][ T1845] RDX: 0000000000000000 RSI: 00007ffc58977f40 RDI: 0000000000000005
[   48.886964][ T1845] RBP: 00007ffc58977ea0 R08: 0000000000000000 R09: 0000000000000000
[   48.886964][ T1845] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b34f
[   48.886965][ T1845] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc58978600
| [   51.589036][ T1958] softirqs last disabled at (0): 0x0
| [   51.589038][ T1958] Preemption disabled at:
| [   51.589039][ T1958] vprintk_emit (kernel/printk/printk.c:2471)
| [   51.589050][ T1958] Tainted: [W]=WARN
[   51.589051][ T1958] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.589053][ T1958] Call Trace:
[   51.589054][ T1958]  <TASK>
[   51.589055][ T1958]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   51.589061][ T1958]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   51.589064][ T1958]  __might_resched.cold (kernel/sched/core.c:9234)
[   51.589068][ T1958]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   51.589071][ T1958]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   51.589074][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.589078][ T1958]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   51.589081][ T1958]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   51.589083][ T1958]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.589087][ T1958]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   51.589089][ T1958]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.589091][ T1958]  put_chars (drivers/char/virtio_console.c:1176)
[   51.589093][ T1958]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   51.589094][ T1958]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   51.589097][ T1958]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   51.589100][ T1958]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   51.589101][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.589103][ T1958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.589105][ T1958]  console_emit_next_record (kernel/printk/printk.c:3183)
[   51.589108][ T1958]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   51.589110][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.589111][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.589113][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.589115][ T1958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.589117][ T1958]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   51.589118][ T1958]  console_flush_one_record (kernel/printk/printk.c:3268)
[   51.589120][ T1958]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   51.589123][ T1958]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   51.589125][ T1958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.589126][ T1958]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   51.589128][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.589129][ T1958]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   51.589131][ T1958]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   51.589132][ T1958]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   51.589134][ T1958]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   51.589136][ T1958]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   51.589144][ T1958]  vprintk_emit (kernel/printk/printk.c:2479)
[   51.589147][ T1958]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   51.589148][ T1958]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   51.589152][ T1958]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.589154][ T1958]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   51.589156][ T1958]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   51.589158][ T1958]  ? ___sys_sendmsg (net/socket.c:2767)
[   51.589160][ T1958]  ? __sys_sendmsg (net/socket.c:2799)
[   51.589161][ T1958]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   51.589165][ T1958]  _printk (kernel/printk/printk.c:2504)
[   51.589168][ T1958]  ? snapshot_read.cold (user.c:?)
[   51.589170][ T1958]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   51.589173][ T1958]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   51.589175][ T1958]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   51.589177][ T1958]  ? netdev_notice (net/core/dev.c:13194)
[   51.589178][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.589180][ T1958]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   51.589182][ T1958]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   51.589184][ T1958]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   51.589185][ T1958]  ? 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)
[   51.589188][ T1958]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   51.589191][ T1958]  dev_set_allmulti (net/core/dev_api.c:315)
[   51.589193][ T1958] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   51.589206][ T1958]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   51.589209][ T1958]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   51.589212][ T1958] br_del_if (net/bridge/br_if.c:732) bridge
[   51.589219][ T1958]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.589222][ T1958]  do_set_master (net/core/rtnetlink.c:3055)
[   51.589224][ T1958]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   51.589227][ T1958]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   51.589230][ T1958]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   51.589231][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.589233][ T1958]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   51.589236][ T1958]  ? kasan_save_stack (mm/kasan/common.c:58)
[   51.589239][ T1958]  ? kasan_save_stack (mm/kasan/common.c:57)
[   51.589240][ T1958]  ? kasan_save_track (mm/kasan/common.c:78)
[   51.589242][ T1958]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   51.589243][ T1958]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   51.589245][ T1958]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   51.589246][ T1958]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   51.589247][ T1958]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   51.589248][ T1958]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.589249][ T1958]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   51.589250][ T1958]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   51.589252][ T1958]  ? ___sys_sendmsg (net/socket.c:2767)
[   51.589253][ T1958]  ? __sys_sendmsg (net/socket.c:2799)
[   51.589255][ T1958]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   51.589256][ T1958]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.589258][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.589260][ T1958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.589261][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.589263][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.589265][ T1958]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   51.589267][ T1958]  ? __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)
[   51.589269][ T1958]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   51.589270][ T1958]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   51.589272][ T1958]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   51.589273][ T1958]  ? nla_get_range_signed (lib/nlattr.c:270)
[   51.589275][ T1958]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   51.589277][ T1958]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   51.589279][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.589281][ T1958]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   51.589282][ T1958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.589283][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.589285][ T1958]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   51.589287][ T1958]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   51.589288][ T1958]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   51.589290][ T1958]  ? __kernel_text_address (kernel/extable.c:79)
[   51.589291][ T1958]  ? write_profile (profile.c:?)
[   51.589292][ T1958]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   51.589295][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.589296][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.589298][ T1958]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   51.589302][ T1958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.589303][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.589305][ T1958]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   51.589306][ T1958]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   51.589307][ T1958]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.589309][ T1958]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   51.589310][ T1958]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   51.589312][ T1958]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   51.589314][ T1958]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.589315][ T1958]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   51.589317][ T1958]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.589318][ T1958]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   51.589320][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.589322][ T1958]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   51.589324][ T1958]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.589326][ T1958]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.589327][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.589329][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.589331][ T1958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.589332][ T1958]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   51.589334][ T1958]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   51.589336][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.589338][ T1958]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   51.589340][ T1958]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   51.589341][ T1958]  ? copy_msghdr_from_user (net/socket.c:2650)
[   51.589343][ T1958]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   51.589344][ T1958]  ? move_addr_to_kernel (net/socket.c:258)
[   51.589346][ T1958]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   51.589348][ T1958]  ___sys_sendmsg (net/socket.c:2767)
[   51.589350][ T1958]  ? copy_msghdr_from_user (net/socket.c:2619)
[   51.589354][ T1958]  __sys_sendmsg (net/socket.c:2799)
[   51.589356][ T1958]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   51.589359][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.589361][ T1958]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   51.589362][ T1958]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   51.589364][ T1958]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.589365][ T1958] RIP: 0033:0x7f70ed51854e
[   51.589367][ T1958] 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
[   51.589369][ T1958] RSP: 002b:00007ffd8462c670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.589373][ T1958] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f70ed51854e
[   51.589374][ T1958] RDX: 0000000000000000 RSI: 00007ffd8462c720 RDI: 0000000000000005
[   51.589375][ T1958] RBP: 00007ffd8462c680 R08: 0000000000000000 R09: 0000000000000000
[   51.589376][ T1958] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b351
[   51.589377][ T1958] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd8462cde0
| [   55.362670][ T2081] softirqs last disabled at (0): 0x0
| [   55.362671][ T2081] Preemption disabled at:
| [   55.362672][ T2081] vprintk_emit (kernel/printk/printk.c:2471)
| [   55.362687][ T2081] Tainted: [W]=WARN
[   55.362688][ T2081] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.362690][ T2081] Call Trace:
[   55.362691][ T2081]  <TASK>
[   55.362693][ T2081]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   55.362698][ T2081]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   55.362700][ T2081]  __might_resched.cold (kernel/sched/core.c:9234)
[   55.362704][ T2081]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   55.362707][ T2081]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   55.362710][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.362714][ T2081]  __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))
[   55.362717][ T2081]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   55.362719][ T2081]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   55.362723][ T2081]  ? 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)
[   55.362725][ T2081]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   55.362727][ T2081]  put_chars (drivers/char/virtio_console.c:1176)
[   55.362729][ T2081]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   55.362731][ T2081]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   55.362733][ T2081]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   55.362736][ T2081]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   55.362738][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.362739][ T2081]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.362741][ T2081]  console_emit_next_record (kernel/printk/printk.c:3183)
[   55.362744][ T2081]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   55.362746][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.362748][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.362749][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.362751][ T2081]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.362753][ T2081]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   55.362754][ T2081]  console_flush_one_record (kernel/printk/printk.c:3268)
[   55.362756][ T2081]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   55.362759][ T2081]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   55.362761][ T2081]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.362762][ T2081]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   55.362764][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.362765][ T2081]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   55.362767][ T2081]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   55.362768][ T2081]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   55.362770][ T2081]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   55.362772][ T2081]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   55.362774][ T2081]  vprintk_emit (kernel/printk/printk.c:2479)
[   55.362777][ T2081]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   55.362778][ T2081]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   55.362781][ T2081]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.362784][ T2081]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   55.362785][ T2081]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   55.362788][ T2081]  ? ___sys_sendmsg (net/socket.c:2767)
[   55.362789][ T2081]  ? __sys_sendmsg (net/socket.c:2799)
[   55.362791][ T2081]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   55.362795][ T2081]  _printk (kernel/printk/printk.c:2504)
[   55.362798][ T2081]  ? snapshot_read.cold (user.c:?)
[   55.362800][ T2081]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   55.362803][ T2081]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   55.362805][ T2081]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   55.362806][ T2081]  ? netdev_notice (net/core/dev.c:13194)
[   55.362808][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.362810][ T2081]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   55.362811][ T2081]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   55.362814][ T2081]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   55.362815][ T2081]  ? 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)
[   55.362818][ T2081]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   55.362821][ T2081]  dev_set_allmulti (net/core/dev_api.c:315)
[   55.362823][ T2081] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   55.362836][ T2081]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   55.362840][ T2081]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   55.362842][ T2081] br_del_if (net/bridge/br_if.c:732) bridge
[   55.362850][ T2081]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.362852][ T2081]  do_set_master (net/core/rtnetlink.c:3055)
[   55.362854][ T2081]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   55.362857][ T2081]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   55.362860][ T2081]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   55.362861][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.362863][ T2081]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   55.362866][ T2081]  ? kasan_save_stack (mm/kasan/common.c:58)
[   55.362869][ T2081]  ? kasan_save_stack (mm/kasan/common.c:57)
[   55.362870][ T2081]  ? kasan_save_track (mm/kasan/common.c:78)
[   55.362872][ T2081]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   55.362873][ T2081]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   55.362875][ T2081]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   55.362876][ T2081]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   55.362877][ T2081]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   55.362878][ T2081]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.362879][ T2081]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   55.362881][ T2081]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   55.362882][ T2081]  ? ___sys_sendmsg (net/socket.c:2767)
[   55.362883][ T2081]  ? __sys_sendmsg (net/socket.c:2799)
[   55.362885][ T2081]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   55.362886][ T2081]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.362888][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.362890][ T2081]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.362892][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.362893][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.362895][ T2081]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   55.362897][ T2081]  ? __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)
[   55.362899][ T2081]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   55.362901][ T2081]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   55.362902][ T2081]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   55.362903][ T2081]  ? nla_get_range_signed (lib/nlattr.c:270)
[   55.362906][ T2081]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   55.362908][ T2081]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   55.362909][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.362911][ T2081]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   55.362912][ T2081]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.362914][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.362916][ T2081]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   55.362918][ T2081]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   55.362919][ T2081]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   55.362921][ T2081]  ? __kernel_text_address (kernel/extable.c:79)
[   55.362922][ T2081]  ? write_profile (profile.c:?)
[   55.362923][ T2081]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   55.362926][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.362927][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.362929][ T2081]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   55.362932][ T2081]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.362934][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.362936][ T2081]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   55.362937][ T2081]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   55.362939][ T2081]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.362940][ T2081]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   55.362941][ T2081]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   55.362944][ T2081]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   55.362945][ T2081]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.362946][ T2081]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   55.362948][ T2081]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.362949][ T2081]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   55.362951][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.362953][ T2081]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   55.362955][ T2081]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.362957][ T2081]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.362959][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.362960][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.362962][ T2081]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.362964][ T2081]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   55.362965][ T2081]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   55.362967][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.362969][ T2081]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   55.362971][ T2081]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   55.362972][ T2081]  ? copy_msghdr_from_user (net/socket.c:2650)
[   55.362974][ T2081]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   55.362976][ T2081]  ? move_addr_to_kernel (net/socket.c:258)
[   55.362977][ T2081]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   55.362979][ T2081]  ___sys_sendmsg (net/socket.c:2767)
[   55.362981][ T2081]  ? copy_msghdr_from_user (net/socket.c:2619)
[   55.362986][ T2081]  __sys_sendmsg (net/socket.c:2799)
[   55.362988][ T2081]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   55.362990][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.362992][ T2081]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   55.362994][ T2081]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   55.362996][ T2081]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.362997][ T2081] RIP: 0033:0x7f30d0f7454e
[   55.362999][ T2081] 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
[   55.363001][ T2081] RSP: 002b:00007fffcc525eb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.363005][ T2081] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f30d0f7454e
[   55.363006][ T2081] RDX: 0000000000000000 RSI: 00007fffcc525f60 RDI: 0000000000000005
[   55.363007][ T2081] RBP: 00007fffcc525ec0 R08: 0000000000000000 R09: 0000000000000000
[   55.363008][ T2081] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b355
[   55.363009][ T2081] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffcc526620
| [   58.108366][ T2204] softirqs last disabled at (0): 0x0
| [   58.108368][ T2204] Preemption disabled at:
| [   58.108369][ T2204] vprintk_emit (kernel/printk/printk.c:2471)
| [   58.108380][ T2204] Tainted: [W]=WARN
[   58.108380][ T2204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.108382][ T2204] Call Trace:
[   58.108383][ T2204]  <TASK>
[   58.108384][ T2204]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   58.108390][ T2204]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   58.108392][ T2204]  __might_resched.cold (kernel/sched/core.c:9234)
[   58.108396][ T2204]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   58.108399][ T2204]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   58.108402][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.108406][ T2204]  __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))
[   58.108409][ T2204]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   58.108411][ T2204]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.108415][ T2204]  ? 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)
[   58.108417][ T2204]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.108419][ T2204]  put_chars (drivers/char/virtio_console.c:1176)
[   58.108421][ T2204]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   58.108422][ T2204]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   58.108425][ T2204]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   58.108428][ T2204]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   58.108429][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.108431][ T2204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.108433][ T2204]  console_emit_next_record (kernel/printk/printk.c:3183)
[   58.108436][ T2204]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   58.108438][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.108439][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.108441][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.108443][ T2204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.108444][ T2204]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   58.108446][ T2204]  console_flush_one_record (kernel/printk/printk.c:3268)
[   58.108448][ T2204]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   58.108451][ T2204]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   58.108453][ T2204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.108454][ T2204]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   58.108456][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.108457][ T2204]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.108459][ T2204]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   58.108460][ T2204]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   58.108462][ T2204]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   58.108464][ T2204]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   58.108466][ T2204]  vprintk_emit (kernel/printk/printk.c:2479)
[   58.108469][ T2204]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   58.108470][ T2204]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   58.108473][ T2204]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   58.108476][ T2204]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   58.108477][ T2204]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   58.108480][ T2204]  ? ___sys_sendmsg (net/socket.c:2767)
[   58.108482][ T2204]  ? __sys_sendmsg (net/socket.c:2799)
[   58.108483][ T2204]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   58.108487][ T2204]  _printk (kernel/printk/printk.c:2504)
[   58.108490][ T2204]  ? snapshot_read.cold (user.c:?)
[   58.108492][ T2204]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   58.108495][ T2204]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   58.108496][ T2204]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   58.108498][ T2204]  ? netdev_notice (net/core/dev.c:13194)
[   58.108500][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.108502][ T2204]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   58.108503][ T2204]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   58.108506][ T2204]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   58.108507][ T2204]  ? 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)
[   58.108510][ T2204]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   58.108513][ T2204]  dev_set_allmulti (net/core/dev_api.c:315)
[   58.108516][ T2204] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   58.108527][ T2204]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   58.108531][ T2204]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   58.108534][ T2204] br_del_if (net/bridge/br_if.c:732) bridge
[   58.108541][ T2204]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   58.108543][ T2204]  do_set_master (net/core/rtnetlink.c:3055)
[   58.108546][ T2204]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   58.108549][ T2204]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   58.108551][ T2204]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   58.108553][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.108554][ T2204]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   58.108558][ T2204]  ? kasan_save_stack (mm/kasan/common.c:58)
[   58.108561][ T2204]  ? kasan_save_stack (mm/kasan/common.c:57)
[   58.108562][ T2204]  ? kasan_save_track (mm/kasan/common.c:78)
[   58.108564][ T2204]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   58.108565][ T2204]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   58.108567][ T2204]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   58.108568][ T2204]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   58.108569][ T2204]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   58.108570][ T2204]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   58.108571][ T2204]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   58.108573][ T2204]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   58.108574][ T2204]  ? ___sys_sendmsg (net/socket.c:2767)
[   58.108575][ T2204]  ? __sys_sendmsg (net/socket.c:2799)
[   58.108577][ T2204]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   58.108578][ T2204]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.108580][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.108582][ T2204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.108584][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.108585][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.108587][ T2204]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   58.108589][ T2204]  ? __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)
[   58.108591][ T2204]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   58.108593][ T2204]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   58.108594][ T2204]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   58.108595][ T2204]  ? nla_get_range_signed (lib/nlattr.c:270)
[   58.108598][ T2204]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   58.108600][ T2204]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   58.108602][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.108603][ T2204]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.108604][ T2204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.108606][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.108608][ T2204]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   58.108610][ T2204]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   58.108611][ T2204]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   58.108613][ T2204]  ? __kernel_text_address (kernel/extable.c:79)
[   58.108614][ T2204]  ? write_profile (profile.c:?)
[   58.108615][ T2204]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   58.108618][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.108619][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.108621][ T2204]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   58.108624][ T2204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.108626][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.108628][ T2204]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.108629][ T2204]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   58.108631][ T2204]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.108632][ T2204]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   58.108633][ T2204]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   58.108636][ T2204]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   58.108637][ T2204]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.108639][ T2204]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.108640][ T2204]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   58.108641][ T2204]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   58.108644][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.108645][ T2204]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.108647][ T2204]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   58.108649][ T2204]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   58.108651][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.108652][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.108654][ T2204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.108656][ T2204]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   58.108658][ T2204]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   58.108660][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.108661][ T2204]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.108663][ T2204]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   58.108665][ T2204]  ? copy_msghdr_from_user (net/socket.c:2650)
[   58.108667][ T2204]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   58.108668][ T2204]  ? move_addr_to_kernel (net/socket.c:258)
[   58.108670][ T2204]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   58.108672][ T2204]  ___sys_sendmsg (net/socket.c:2767)
[   58.108674][ T2204]  ? copy_msghdr_from_user (net/socket.c:2619)
[   58.108679][ T2204]  __sys_sendmsg (net/socket.c:2799)
[   58.108680][ T2204]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   58.108683][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.108687][ T2204]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   58.108688][ T2204]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   58.108691][ T2204]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.108692][ T2204] RIP: 0033:0x7fe7a3c2554e
[   58.108694][ T2204] 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
[   58.108696][ T2204] RSP: 002b:00007ffda67b2dc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.108699][ T2204] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe7a3c2554e
[   58.108701][ T2204] RDX: 0000000000000000 RSI: 00007ffda67b2e70 RDI: 0000000000000005
[   58.108702][ T2204] RBP: 00007ffda67b2dd0 R08: 0000000000000000 R09: 0000000000000000
[   58.108703][ T2204] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b358
[   58.108703][ T2204] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffda67b3530
| [   60.613746][ T2270] softirqs last disabled at (0): 0x0
| [   60.613748][ T2270] Preemption disabled at:
| [   60.613748][ T2270] vprintk_emit (kernel/printk/printk.c:2471)
| [   60.613759][ T2270] Tainted: [W]=WARN
[   60.613760][ T2270] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.613762][ T2270] Call Trace:
[   60.613763][ T2270]  <TASK>
[   60.613764][ T2270]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   60.613769][ T2270]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   60.613771][ T2270]  __might_resched.cold (kernel/sched/core.c:9234)
[   60.613775][ T2270]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   60.613779][ T2270]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   60.613781][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.613785][ T2270]  __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))
[   60.613788][ T2270]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   60.613791][ T2270]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   60.613795][ T2270]  ? 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)
[   60.613796][ T2270]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   60.613798][ T2270]  put_chars (drivers/char/virtio_console.c:1176)
[   60.613800][ T2270]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   60.613802][ T2270]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   60.613804][ T2270]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   60.613808][ T2270]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   60.613809][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.613811][ T2270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.613813][ T2270]  console_emit_next_record (kernel/printk/printk.c:3183)
[   60.613815][ T2270]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   60.613817][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.613819][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.613821][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.613822][ T2270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.613824][ T2270]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   60.613826][ T2270]  console_flush_one_record (kernel/printk/printk.c:3268)
[   60.613828][ T2270]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   60.613831][ T2270]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   60.613832][ T2270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.613834][ T2270]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   60.613836][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.613837][ T2270]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   60.613838][ T2270]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   60.613840][ T2270]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   60.613842][ T2270]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   60.613844][ T2270]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   60.613846][ T2270]  vprintk_emit (kernel/printk/printk.c:2479)
[   60.613848][ T2270]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   60.613850][ T2270]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   60.613852][ T2270]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.613855][ T2270]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   60.613856][ T2270]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   60.613859][ T2270]  ? ___sys_sendmsg (net/socket.c:2767)
[   60.613860][ T2270]  ? __sys_sendmsg (net/socket.c:2799)
[   60.613862][ T2270]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   60.613865][ T2270]  _printk (kernel/printk/printk.c:2504)
[   60.613868][ T2270]  ? snapshot_read.cold (user.c:?)
[   60.613870][ T2270]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   60.613873][ T2270]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   60.613874][ T2270]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   60.613876][ T2270]  ? netdev_notice (net/core/dev.c:13194)
[   60.613878][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.613880][ T2270]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   60.613881][ T2270]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   60.613884][ T2270]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   60.613885][ T2270]  ? 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)
[   60.613888][ T2270]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   60.613890][ T2270]  dev_set_allmulti (net/core/dev_api.c:315)
[   60.613893][ T2270] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   60.613905][ T2270]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   60.613909][ T2270]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   60.613912][ T2270] br_del_if (net/bridge/br_if.c:732) bridge
[   60.613920][ T2270]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   60.613922][ T2270]  do_set_master (net/core/rtnetlink.c:3055)
[   60.613924][ T2270]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   60.613927][ T2270]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   60.613930][ T2270]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   60.613931][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.613933][ T2270]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   60.613936][ T2270]  ? kasan_save_stack (mm/kasan/common.c:58)
[   60.613939][ T2270]  ? kasan_save_stack (mm/kasan/common.c:57)
[   60.613940][ T2270]  ? kasan_save_track (mm/kasan/common.c:78)
[   60.613942][ T2270]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   60.613943][ T2270]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   60.613944][ T2270]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   60.613945][ T2270]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   60.613946][ T2270]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   60.613948][ T2270]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.613949][ T2270]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   60.613950][ T2270]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   60.613952][ T2270]  ? ___sys_sendmsg (net/socket.c:2767)
[   60.613953][ T2270]  ? __sys_sendmsg (net/socket.c:2799)
[   60.613954][ T2270]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   60.613955][ T2270]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.613958][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.613960][ T2270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.613961][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.613962][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.613964][ T2270]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   60.613966][ T2270]  ? __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)
[   60.613968][ T2270]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   60.613969][ T2270]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   60.613971][ T2270]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   60.613972][ T2270]  ? nla_get_range_signed (lib/nlattr.c:270)
[   60.613974][ T2270]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   60.613976][ T2270]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   60.613978][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.613980][ T2270]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   60.613981][ T2270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.613982][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.613984][ T2270]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   60.613986][ T2270]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   60.613988][ T2270]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   60.613989][ T2270]  ? __kernel_text_address (kernel/extable.c:79)
[   60.613990][ T2270]  ? write_profile (profile.c:?)
[   60.613991][ T2270]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   60.613994][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.613996][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.613997][ T2270]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   60.614001][ T2270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.614002][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.614004][ T2270]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   60.614005][ T2270]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   60.614007][ T2270]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.614008][ T2270]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   60.614009][ T2270]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   60.614011][ T2270]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   60.614013][ T2270]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.614014][ T2270]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   60.614015][ T2270]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.614017][ T2270]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   60.614019][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.614021][ T2270]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   60.614023][ T2270]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.614025][ T2270]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.614026][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.614028][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.614029][ T2270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.614031][ T2270]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   60.614033][ T2270]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   60.614035][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.614036][ T2270]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   60.614038][ T2270]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   60.614040][ T2270]  ? copy_msghdr_from_user (net/socket.c:2650)
[   60.614042][ T2270]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   60.614043][ T2270]  ? move_addr_to_kernel (net/socket.c:258)
[   60.614044][ T2270]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   60.614047][ T2270]  ___sys_sendmsg (net/socket.c:2767)
[   60.614049][ T2270]  ? copy_msghdr_from_user (net/socket.c:2619)
[   60.614053][ T2270]  __sys_sendmsg (net/socket.c:2799)
[   60.614055][ T2270]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   60.614058][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.614060][ T2270]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   60.614061][ T2270]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   60.614064][ T2270]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.614066][ T2270] RIP: 0033:0x7f5f4ec0a54e
[   60.614068][ T2270] 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
[   60.614070][ T2270] RSP: 002b:00007ffc8b895360 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.614073][ T2270] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5f4ec0a54e
[   60.614075][ T2270] RDX: 0000000000000000 RSI: 00007ffc8b895410 RDI: 0000000000000005
[   60.614076][ T2270] RBP: 00007ffc8b895370 R08: 0000000000000000 R09: 0000000000000000
[   60.614077][ T2270] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b35b
[   60.614077][ T2270] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc8b895ad0
| [   63.288036][ T2375] softirqs last disabled at (0): 0x0
| [   63.288037][ T2375] Preemption disabled at:
| [   63.288038][ T2375] vprintk_emit (kernel/printk/printk.c:2471)
| [   63.288049][ T2375] Tainted: [W]=WARN
[   63.288050][ T2375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   63.288052][ T2375] Call Trace:
[   63.288053][ T2375]  <TASK>
[   63.288055][ T2375]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   63.288060][ T2375]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   63.288063][ T2375]  __might_resched.cold (kernel/sched/core.c:9234)
[   63.288067][ T2375]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   63.288071][ T2375]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   63.288074][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.288077][ T2375]  __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))
[   63.288081][ T2375]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   63.288083][ T2375]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   63.288087][ T2375]  ? 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)
[   63.288088][ T2375]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   63.288090][ T2375]  put_chars (drivers/char/virtio_console.c:1176)
[   63.288092][ T2375]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   63.288094][ T2375]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   63.288097][ T2375]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   63.288100][ T2375]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   63.288101][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.288103][ T2375]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.288105][ T2375]  console_emit_next_record (kernel/printk/printk.c:3183)
[   63.288107][ T2375]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   63.288109][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.288111][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.288112][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.288114][ T2375]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.288116][ T2375]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   63.288118][ T2375]  console_flush_one_record (kernel/printk/printk.c:3268)
[   63.288120][ T2375]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   63.288123][ T2375]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   63.288124][ T2375]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.288126][ T2375]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   63.288127][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.288129][ T2375]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   63.288130][ T2375]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   63.288132][ T2375]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   63.288134][ T2375]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   63.288136][ T2375]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   63.288138][ T2375]  vprintk_emit (kernel/printk/printk.c:2479)
[   63.288140][ T2375]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   63.288142][ T2375]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   63.288145][ T2375]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   63.288148][ T2375]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   63.288149][ T2375]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   63.288152][ T2375]  ? ___sys_sendmsg (net/socket.c:2767)
[   63.288153][ T2375]  ? __sys_sendmsg (net/socket.c:2799)
[   63.288155][ T2375]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   63.288158][ T2375]  _printk (kernel/printk/printk.c:2504)
[   63.288161][ T2375]  ? snapshot_read.cold (user.c:?)
[   63.288163][ T2375]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   63.288166][ T2375]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   63.288168][ T2375]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   63.288169][ T2375]  ? netdev_notice (net/core/dev.c:13194)
[   63.288171][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.288173][ T2375]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   63.288175][ T2375]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   63.288182][ T2375]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   63.288184][ T2375]  ? 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)
[   63.288186][ T2375]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   63.288189][ T2375]  dev_set_allmulti (net/core/dev_api.c:315)
[   63.288192][ T2375] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   63.288204][ T2375]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   63.288207][ T2375]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   63.288210][ T2375] br_del_if (net/bridge/br_if.c:732) bridge
[   63.288217][ T2375]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   63.288219][ T2375]  do_set_master (net/core/rtnetlink.c:3055)
[   63.288222][ T2375]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   63.288225][ T2375]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   63.288227][ T2375]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   63.288228][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.288230][ T2375]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   63.288234][ T2375]  ? kasan_save_stack (mm/kasan/common.c:58)
[   63.288236][ T2375]  ? kasan_save_stack (mm/kasan/common.c:57)
[   63.288238][ T2375]  ? kasan_save_track (mm/kasan/common.c:78)
[   63.288239][ T2375]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   63.288240][ T2375]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   63.288242][ T2375]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   63.288243][ T2375]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   63.288244][ T2375]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   63.288245][ T2375]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   63.288247][ T2375]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   63.288248][ T2375]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   63.288249][ T2375]  ? ___sys_sendmsg (net/socket.c:2767)
[   63.288250][ T2375]  ? __sys_sendmsg (net/socket.c:2799)
[   63.288252][ T2375]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   63.288253][ T2375]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.288255][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.288257][ T2375]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.288258][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.288260][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.288262][ T2375]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   63.288264][ T2375]  ? __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)
[   63.288266][ T2375]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   63.288267][ T2375]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   63.288269][ T2375]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   63.288270][ T2375]  ? nla_get_range_signed (lib/nlattr.c:270)
[   63.288272][ T2375]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   63.288274][ T2375]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   63.288276][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.288278][ T2375]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   63.288279][ T2375]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.288281][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.288283][ T2375]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   63.288284][ T2375]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   63.288286][ T2375]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   63.288287][ T2375]  ? __kernel_text_address (kernel/extable.c:79)
[   63.288289][ T2375]  ? write_profile (profile.c:?)
[   63.288290][ T2375]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   63.288292][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.288294][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.288296][ T2375]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   63.288299][ T2375]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.288300][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.288302][ T2375]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   63.288303][ T2375]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   63.288305][ T2375]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.288306][ T2375]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   63.288308][ T2375]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   63.288310][ T2375]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   63.288311][ T2375]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.288313][ T2375]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   63.288314][ T2375]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   63.288315][ T2375]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   63.288318][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.288320][ T2375]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   63.288321][ T2375]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   63.288323][ T2375]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   63.288325][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.288327][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.288328][ T2375]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.288330][ T2375]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   63.288332][ T2375]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   63.288334][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.288335][ T2375]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   63.288337][ T2375]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   63.288339][ T2375]  ? copy_msghdr_from_user (net/socket.c:2650)
[   63.288340][ T2375]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   63.288342][ T2375]  ? move_addr_to_kernel (net/socket.c:258)
[   63.288343][ T2375]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   63.288346][ T2375]  ___sys_sendmsg (net/socket.c:2767)
[   63.288348][ T2375]  ? copy_msghdr_from_user (net/socket.c:2619)
[   63.288352][ T2375]  __sys_sendmsg (net/socket.c:2799)
[   63.288354][ T2375]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   63.288357][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.288359][ T2375]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   63.288360][ T2375]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   63.288362][ T2375]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.288364][ T2375] RIP: 0033:0x7fa7a034054e
[   63.288365][ T2375] 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
[   63.288367][ T2375] RSP: 002b:00007ffe922f95e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   63.288371][ T2375] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa7a034054e
[   63.288372][ T2375] RDX: 0000000000000000 RSI: 00007ffe922f9690 RDI: 0000000000000005
[   63.288373][ T2375] RBP: 00007ffe922f95f0 R08: 0000000000000000 R09: 0000000000000000
[   63.288374][ T2375] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b35d
[   63.288375][ T2375] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe922f9d50
| [   66.097246][ T2506] softirqs last disabled at (0): 0x0
| [   66.097248][ T2506] Preemption disabled at:
| [   66.097249][ T2506] vprintk_emit (kernel/printk/printk.c:2471)
| [   66.097260][ T2506] Tainted: [W]=WARN
[   66.097261][ T2506] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.097263][ T2506] Call Trace:
[   66.097264][ T2506]  <TASK>
[   66.097265][ T2506]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   66.097270][ T2506]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   66.097272][ T2506]  __might_resched.cold (kernel/sched/core.c:9234)
[   66.097276][ T2506]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   66.097279][ T2506]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   66.097282][ T2506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.097286][ T2506]  __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))
[   66.097289][ T2506]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   66.097292][ T2506]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   66.097296][ T2506]  ? 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)
[   66.097298][ T2506]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   66.097300][ T2506]  put_chars (drivers/char/virtio_console.c:1176)
[   66.097302][ T2506]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   66.097304][ T2506]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   66.097306][ T2506]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   66.097310][ T2506]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   66.097311][ T2506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.097313][ T2506]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   66.097315][ T2506]  console_emit_next_record (kernel/printk/printk.c:3183)
[   66.097318][ T2506]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   66.097320][ T2506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.097321][ T2506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.097323][ T2506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.097325][ T2506]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   66.097327][ T2506]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   66.097328][ T2506]  console_flush_one_record (kernel/printk/printk.c:3268)
[   66.097331][ T2506]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   66.097333][ T2506]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   66.097335][ T2506]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   66.097337][ T2506]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   66.097338][ T2506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.097340][ T2506]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   66.097341][ T2506]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   66.097343][ T2506]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   66.097345][ T2506]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   66.097347][ T2506]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   66.097349][ T2506]  vprintk_emit (kernel/printk/printk.c:2479)
[   66.097351][ T2506]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   66.097353][ T2506]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   66.097356][ T2506]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   66.097359][ T2506]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   66.097360][ T2506]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   66.097363][ T2506]  ? ___sys_sendmsg (net/socket.c:2767)
[   66.097364][ T2506]  ? __sys_sendmsg (net/socket.c:2799)
[   66.097366][ T2506]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   66.097370][ T2506]  _printk (kernel/printk/printk.c:2504)
[   66.097373][ T2506]  ? snapshot_read.cold (user.c:?)
[   66.097375][ T2506]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   66.097378][ T2506]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   66.097380][ T2506]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   66.097381][ T2506]  ? netdev_notice (net/core/dev.c:13194)
[   66.097383][ T2506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.097385][ T2506]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   66.097387][ T2506]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   66.097389][ T2506]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   66.097391][ T2506]  ? 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)
[   66.097393][ T2506]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   66.097396][ T2506]  dev_set_allmulti (net/core/dev_api.c:315)
[   66.097399][ T2506] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   66.097412][ T2506]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   66.097416][ T2506]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   66.097418][ T2506] br_del_if (net/bridge/br_if.c:732) bridge
[   66.097426][ T2506]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   66.097428][ T2506]  do_set_master (net/core/rtnetlink.c:3055)
[   66.097431][ T2506]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   66.097434][ T2506]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   66.097436][ T2506]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   66.097438][ T2506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.097439][ T2506]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   66.097443][ T2506]  ? kasan_save_stack (mm/kasan/common.c:58)
[   66.097446][ T2506]  ? kasan_save_stack (mm/kasan/common.c:57)
[   66.097447][ T2506]  ? kasan_save_track (mm/kasan/common.c:78)
[   66.097449][ T2506]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   66.097451][ T2506]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   66.097452][ T2506]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   66.097453][ T2506]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   66.097454][ T2506]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   66.097456][ T2506]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   66.097457][ T2506]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   66.097458][ T2506]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   66.097460][ T2506]  ? ___sys_sendmsg (net/socket.c:2767)
[   66.097461][ T2506]  ? __sys_sendmsg (net/socket.c:2799)
[   66.097463][ T2506]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   66.097464][ T2506]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   66.097466][ T2506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.097468][ T2506]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   66.097470][ T2506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.097471][ T2506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.097473][ T2506]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   66.097475][ T2506]  ? __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)
[   66.097477][ T2506]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   66.097479][ T2506]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   66.097480][ T2506]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   66.097481][ T2506]  ? nla_get_range_signed (lib/nlattr.c:270)
[   66.097484][ T2506]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   66.097486][ T2506]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   66.097488][ T2506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.097490][ T2506]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   66.097491][ T2506]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   66.097492][ T2506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.097494][ T2506]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   66.097496][ T2506]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   66.097498][ T2506]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   66.097499][ T2506]  ? __kernel_text_address (kernel/extable.c:79)
[   66.097500][ T2506]  ? write_profile (profile.c:?)
[   66.097502][ T2506]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   66.097504][ T2506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.097506][ T2506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.097508][ T2506]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   66.097512][ T2506]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   66.097513][ T2506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.097515][ T2506]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   66.097516][ T2506]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   66.097518][ T2506]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.097519][ T2506]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   66.097521][ T2506]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   66.097523][ T2506]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   66.097525][ T2506]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.097526][ T2506]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   66.097528][ T2506]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   66.097529][ T2506]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   66.097531][ T2506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.097533][ T2506]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   66.097535][ T2506]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   66.097537][ T2506]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   66.097539][ T2506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.097540][ T2506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.097542][ T2506]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   66.097544][ T2506]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   66.097546][ T2506]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   66.097548][ T2506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.097550][ T2506]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   66.097552][ T2506]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   66.097553][ T2506]  ? copy_msghdr_from_user (net/socket.c:2650)
[   66.097555][ T2506]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   66.097557][ T2506]  ? move_addr_to_kernel (net/socket.c:258)
[   66.097558][ T2506]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   66.097561][ T2506]  ___sys_sendmsg (net/socket.c:2767)
[   66.097562][ T2506]  ? copy_msghdr_from_user (net/socket.c:2619)
[   66.097567][ T2506]  __sys_sendmsg (net/socket.c:2799)
[   66.097569][ T2506]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   66.097572][ T2506]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.097574][ T2506]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   66.097575][ T2506]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   66.097577][ T2506]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   66.097579][ T2506] RIP: 0033:0x7f3588fb154e
[   66.097581][ T2506] 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
[   66.097582][ T2506] RSP: 002b:00007fff4b8bc310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   66.097586][ T2506] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3588fb154e
[   66.097588][ T2506] RDX: 0000000000000000 RSI: 00007fff4b8bc3c0 RDI: 0000000000000005
[   66.097589][ T2506] RBP: 00007fff4b8bc320 R08: 0000000000000000 R09: 0000000000000000
[   66.097589][ T2506] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b360
[   66.097590][ T2506] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff4b8bca80
| [   70.585116][ T2564] softirqs last disabled at (0): 0x0
| [   70.585118][ T2564] Preemption disabled at:
| [   70.585119][ T2564] vprintk_emit (kernel/printk/printk.c:2471)
| [   70.585130][ T2564] Tainted: [W]=WARN
[   70.585131][ T2564] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   70.585132][ T2564] Call Trace:
[   70.585134][ T2564]  <TASK>
[   70.585135][ T2564]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   70.585140][ T2564]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   70.585142][ T2564]  __might_resched.cold (kernel/sched/core.c:9234)
[   70.585146][ T2564]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   70.585149][ T2564]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   70.585152][ T2564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.585156][ T2564]  __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))
[   70.585159][ T2564]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   70.585161][ T2564]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   70.585165][ T2564]  ? 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)
[   70.585167][ T2564]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   70.585168][ T2564]  put_chars (drivers/char/virtio_console.c:1176)
[   70.585171][ T2564]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   70.585172][ T2564]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   70.585175][ T2564]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   70.585178][ T2564]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   70.585180][ T2564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.585181][ T2564]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.585183][ T2564]  console_emit_next_record (kernel/printk/printk.c:3183)
[   70.585186][ T2564]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   70.585188][ T2564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.585190][ T2564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.585191][ T2564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.585193][ T2564]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.585195][ T2564]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   70.585197][ T2564]  console_flush_one_record (kernel/printk/printk.c:3268)
[   70.585199][ T2564]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   70.585209][ T2564]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   70.585211][ T2564]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.585212][ T2564]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   70.585214][ T2564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.585216][ T2564]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   70.585217][ T2564]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   70.585218][ T2564]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   70.585221][ T2564]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   70.585223][ T2564]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   70.585225][ T2564]  vprintk_emit (kernel/printk/printk.c:2479)
[   70.585227][ T2564]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   70.585229][ T2564]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   70.585232][ T2564]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.585234][ T2564]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   70.585235][ T2564]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   70.585238][ T2564]  ? ___sys_sendmsg (net/socket.c:2767)
[   70.585239][ T2564]  ? __sys_sendmsg (net/socket.c:2799)
[   70.585241][ T2564]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   70.585244][ T2564]  _printk (kernel/printk/printk.c:2504)
[   70.585247][ T2564]  ? snapshot_read.cold (user.c:?)
[   70.585250][ T2564]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   70.585252][ T2564]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   70.585254][ T2564]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   70.585256][ T2564]  ? netdev_notice (net/core/dev.c:13194)
[   70.585258][ T2564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.585260][ T2564]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   70.585261][ T2564]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   70.585264][ T2564]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   70.585265][ T2564]  ? 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)
[   70.585268][ T2564]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   70.585271][ T2564]  dev_set_allmulti (net/core/dev_api.c:315)
[   70.585274][ T2564] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   70.585285][ T2564]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   70.585289][ T2564]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   70.585292][ T2564] br_del_if (net/bridge/br_if.c:732) bridge
[   70.585299][ T2564]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   70.585301][ T2564]  do_set_master (net/core/rtnetlink.c:3055)
[   70.585304][ T2564]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   70.585306][ T2564]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   70.585308][ T2564]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   70.585310][ T2564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.585311][ T2564]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   70.585315][ T2564]  ? kasan_save_stack (mm/kasan/common.c:58)
[   70.585318][ T2564]  ? kasan_save_stack (mm/kasan/common.c:57)
[   70.585319][ T2564]  ? kasan_save_track (mm/kasan/common.c:78)
[   70.585321][ T2564]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   70.585322][ T2564]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   70.585323][ T2564]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   70.585324][ T2564]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   70.585325][ T2564]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   70.585327][ T2564]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.585328][ T2564]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   70.585329][ T2564]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   70.585331][ T2564]  ? ___sys_sendmsg (net/socket.c:2767)
[   70.585332][ T2564]  ? __sys_sendmsg (net/socket.c:2799)
[   70.585333][ T2564]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   70.585334][ T2564]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.585337][ T2564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.585338][ T2564]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.585340][ T2564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.585341][ T2564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.585343][ T2564]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   70.585345][ T2564]  ? __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)
[   70.585347][ T2564]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   70.585349][ T2564]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   70.585350][ T2564]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   70.585352][ T2564]  ? nla_get_range_signed (lib/nlattr.c:270)
[   70.585354][ T2564]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   70.585356][ T2564]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   70.585358][ T2564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.585360][ T2564]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   70.585361][ T2564]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.585362][ T2564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.585364][ T2564]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   70.585366][ T2564]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   70.585367][ T2564]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   70.585369][ T2564]  ? __kernel_text_address (kernel/extable.c:79)
[   70.585370][ T2564]  ? write_profile (profile.c:?)
[   70.585371][ T2564]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   70.585374][ T2564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.585375][ T2564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.585377][ T2564]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   70.585381][ T2564]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.585382][ T2564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.585384][ T2564]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   70.585385][ T2564]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   70.585387][ T2564]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.585388][ T2564]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   70.585389][ T2564]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   70.585392][ T2564]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   70.585393][ T2564]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   70.585394][ T2564]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   70.585396][ T2564]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   70.585397][ T2564]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   70.585399][ T2564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.585401][ T2564]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   70.585403][ T2564]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   70.585405][ T2564]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   70.585406][ T2564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.585408][ T2564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.585410][ T2564]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   70.585411][ T2564]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   70.585413][ T2564]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   70.585415][ T2564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.585417][ T2564]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   70.585418][ T2564]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   70.585420][ T2564]  ? copy_msghdr_from_user (net/socket.c:2650)
[   70.585422][ T2564]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   70.585423][ T2564]  ? move_addr_to_kernel (net/socket.c:258)
[   70.585425][ T2564]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   70.585427][ T2564]  ___sys_sendmsg (net/socket.c:2767)
[   70.585429][ T2564]  ? copy_msghdr_from_user (net/socket.c:2619)
[   70.585434][ T2564]  __sys_sendmsg (net/socket.c:2799)
[   70.585435][ T2564]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   70.585438][ T2564]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   70.585440][ T2564]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   70.585441][ T2564]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   70.585443][ T2564]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   70.585445][ T2564] RIP: 0033:0x7f91c0b4a54e
[   70.585447][ T2564] 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
[   70.585449][ T2564] RSP: 002b:00007fff2762c3b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   70.585452][ T2564] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f91c0b4a54e
[   70.585454][ T2564] RDX: 0000000000000000 RSI: 00007fff2762c460 RDI: 0000000000000005
[   70.585455][ T2564] RBP: 00007fff2762c3c0 R08: 0000000000000000 R09: 0000000000000000
[   70.585455][ T2564] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b364
[   70.585456][ T2564] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff2762cb20
| [   73.019588][ T2660] softirqs last disabled at (0): 0x0
| [   73.019590][ T2660] Preemption disabled at:
| [   73.019590][ T2660] vprintk_emit (kernel/printk/printk.c:2471)
| [   73.019601][ T2660] Tainted: [W]=WARN
[   73.019602][ T2660] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   73.019603][ T2660] Call Trace:
[   73.019605][ T2660]  <TASK>
[   73.019606][ T2660]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   73.019611][ T2660]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   73.019613][ T2660]  __might_resched.cold (kernel/sched/core.c:9234)
[   73.019617][ T2660]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   73.019620][ T2660]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   73.019623][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.019627][ T2660]  __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))
[   73.019630][ T2660]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   73.019633][ T2660]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   73.019637][ T2660]  ? 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)
[   73.019639][ T2660]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   73.019641][ T2660]  put_chars (drivers/char/virtio_console.c:1176)
[   73.019642][ T2660]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   73.019644][ T2660]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   73.019647][ T2660]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   73.019650][ T2660]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   73.019651][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.019653][ T2660]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.019655][ T2660]  console_emit_next_record (kernel/printk/printk.c:3183)
[   73.019658][ T2660]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   73.019660][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.019662][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.019664][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.019665][ T2660]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.019667][ T2660]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   73.019669][ T2660]  console_flush_one_record (kernel/printk/printk.c:3268)
[   73.019671][ T2660]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   73.019674][ T2660]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   73.019676][ T2660]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.019677][ T2660]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   73.019679][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.019680][ T2660]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   73.019682][ T2660]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   73.019683][ T2660]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   73.019688][ T2660]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   73.019690][ T2660]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   73.019692][ T2660]  vprintk_emit (kernel/printk/printk.c:2479)
[   73.019695][ T2660]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   73.019697][ T2660]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   73.019700][ T2660]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.019702][ T2660]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   73.019704][ T2660]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   73.019707][ T2660]  ? ___sys_sendmsg (net/socket.c:2767)
[   73.019708][ T2660]  ? __sys_sendmsg (net/socket.c:2799)
[   73.019710][ T2660]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   73.019713][ T2660]  _printk (kernel/printk/printk.c:2504)
[   73.019716][ T2660]  ? snapshot_read.cold (user.c:?)
[   73.019719][ T2660]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   73.019721][ T2660]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   73.019723][ T2660]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   73.019725][ T2660]  ? netdev_notice (net/core/dev.c:13194)
[   73.019727][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.019729][ T2660]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   73.019730][ T2660]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   73.019733][ T2660]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   73.019734][ T2660]  ? 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)
[   73.019737][ T2660]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   73.019740][ T2660]  dev_set_allmulti (net/core/dev_api.c:315)
[   73.019743][ T2660] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   73.019755][ T2660]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   73.019759][ T2660]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   73.019761][ T2660] br_del_if (net/bridge/br_if.c:732) bridge
[   73.019769][ T2660]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   73.019771][ T2660]  do_set_master (net/core/rtnetlink.c:3055)
[   73.019773][ T2660]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   73.019776][ T2660]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   73.019778][ T2660]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   73.019780][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.019781][ T2660]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   73.019785][ T2660]  ? kasan_save_stack (mm/kasan/common.c:58)
[   73.019788][ T2660]  ? kasan_save_stack (mm/kasan/common.c:57)
[   73.019789][ T2660]  ? kasan_save_track (mm/kasan/common.c:78)
[   73.019791][ T2660]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   73.019792][ T2660]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   73.019794][ T2660]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   73.019795][ T2660]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   73.019796][ T2660]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   73.019797][ T2660]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.019798][ T2660]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   73.019800][ T2660]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   73.019801][ T2660]  ? ___sys_sendmsg (net/socket.c:2767)
[   73.019802][ T2660]  ? __sys_sendmsg (net/socket.c:2799)
[   73.019804][ T2660]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   73.019805][ T2660]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.019808][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.019810][ T2660]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.019811][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.019813][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.019814][ T2660]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   73.019817][ T2660]  ? __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)
[   73.019819][ T2660]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   73.019820][ T2660]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   73.019822][ T2660]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   73.019823][ T2660]  ? nla_get_range_signed (lib/nlattr.c:270)
[   73.019825][ T2660]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   73.019827][ T2660]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   73.019829][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.019831][ T2660]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   73.019832][ T2660]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.019834][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.019836][ T2660]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   73.019837][ T2660]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   73.019839][ T2660]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   73.019840][ T2660]  ? __kernel_text_address (kernel/extable.c:79)
[   73.019842][ T2660]  ? write_profile (profile.c:?)
[   73.019843][ T2660]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   73.019845][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.019847][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.019849][ T2660]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   73.019852][ T2660]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.019854][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.019855][ T2660]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   73.019857][ T2660]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   73.019858][ T2660]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.019860][ T2660]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   73.019861][ T2660]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   73.019863][ T2660]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   73.019865][ T2660]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   73.019867][ T2660]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   73.019868][ T2660]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   73.019869][ T2660]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   73.019872][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.019874][ T2660]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   73.019876][ T2660]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   73.019878][ T2660]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   73.019879][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.019881][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.019883][ T2660]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   73.019885][ T2660]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   73.019887][ T2660]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   73.019888][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.019890][ T2660]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   73.019892][ T2660]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   73.019894][ T2660]  ? copy_msghdr_from_user (net/socket.c:2650)
[   73.019895][ T2660]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   73.019897][ T2660]  ? move_addr_to_kernel (net/socket.c:258)
[   73.019898][ T2660]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   73.019901][ T2660]  ___sys_sendmsg (net/socket.c:2767)
[   73.019903][ T2660]  ? copy_msghdr_from_user (net/socket.c:2619)
[   73.019908][ T2660]  __sys_sendmsg (net/socket.c:2799)
[   73.019910][ T2660]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   73.019912][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   73.019915][ T2660]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   73.019916][ T2660]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   73.019918][ T2660]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   73.019920][ T2660] RIP: 0033:0x7f860ac0054e
[   73.019922][ T2660] 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
[   73.019924][ T2660] RSP: 002b:00007ffddadeec60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   73.019928][ T2660] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f860ac0054e
[   73.019929][ T2660] RDX: 0000000000000000 RSI: 00007ffddadeed10 RDI: 0000000000000005
[   73.019930][ T2660] RBP: 00007ffddadeec70 R08: 0000000000000000 R09: 0000000000000000
[   73.019931][ T2660] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b367
[   73.019932][ T2660] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffddadef3d0
| [   75.560500][ T2771] softirqs last disabled at (0): 0x0
| [   75.560502][ T2771] Preemption disabled at:
| [   75.560503][ T2771] vprintk_emit (kernel/printk/printk.c:2471)
| [   75.560514][ T2771] Tainted: [W]=WARN
[   75.560515][ T2771] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.560516][ T2771] Call Trace:
[   75.560518][ T2771]  <TASK>
[   75.560519][ T2771]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   75.560525][ T2771]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   75.560527][ T2771]  __might_resched.cold (kernel/sched/core.c:9234)
[   75.560531][ T2771]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   75.560534][ T2771]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   75.560537][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.560540][ T2771]  __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))
[   75.560544][ T2771]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   75.560546][ T2771]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   75.560550][ T2771]  ? 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)
[   75.560552][ T2771]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   75.560554][ T2771]  put_chars (drivers/char/virtio_console.c:1176)
[   75.560556][ T2771]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   75.560558][ T2771]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   75.560560][ T2771]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   75.560563][ T2771]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   75.560565][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.560567][ T2771]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.560569][ T2771]  console_emit_next_record (kernel/printk/printk.c:3183)
[   75.560571][ T2771]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   75.560573][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.560575][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.560577][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.560578][ T2771]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.560580][ T2771]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   75.560582][ T2771]  console_flush_one_record (kernel/printk/printk.c:3268)
[   75.560584][ T2771]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   75.560587][ T2771]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   75.560589][ T2771]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.560591][ T2771]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   75.560592][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.560594][ T2771]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   75.560595][ T2771]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   75.560597][ T2771]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   75.560599][ T2771]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   75.560601][ T2771]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   75.560603][ T2771]  vprintk_emit (kernel/printk/printk.c:2479)
[   75.560605][ T2771]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   75.560607][ T2771]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   75.560610][ T2771]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.560612][ T2771]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   75.560614][ T2771]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   75.560616][ T2771]  ? ___sys_sendmsg (net/socket.c:2767)
[   75.560618][ T2771]  ? __sys_sendmsg (net/socket.c:2799)
[   75.560619][ T2771]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   75.560622][ T2771]  _printk (kernel/printk/printk.c:2504)
[   75.560626][ T2771]  ? snapshot_read.cold (user.c:?)
[   75.560628][ T2771]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   75.560631][ T2771]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   75.560632][ T2771]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   75.560634][ T2771]  ? netdev_notice (net/core/dev.c:13194)
[   75.560636][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.560638][ T2771]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   75.560640][ T2771]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   75.560642][ T2771]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   75.560644][ T2771]  ? 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)
[   75.560646][ T2771]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   75.560649][ T2771]  dev_set_allmulti (net/core/dev_api.c:315)
[   75.560652][ T2771] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   75.560664][ T2771]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   75.560667][ T2771]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   75.560670][ T2771] br_del_if (net/bridge/br_if.c:732) bridge
[   75.560677][ T2771]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   75.560679][ T2771]  do_set_master (net/core/rtnetlink.c:3055)
[   75.560682][ T2771]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   75.560684][ T2771]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   75.560689][ T2771]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   75.560690][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.560692][ T2771]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   75.560695][ T2771]  ? kasan_save_stack (mm/kasan/common.c:58)
[   75.560698][ T2771]  ? kasan_save_stack (mm/kasan/common.c:57)
[   75.560699][ T2771]  ? kasan_save_track (mm/kasan/common.c:78)
[   75.560701][ T2771]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   75.560702][ T2771]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   75.560704][ T2771]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   75.560705][ T2771]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   75.560706][ T2771]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   75.560708][ T2771]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.560710][ T2771]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   75.560712][ T2771]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   75.560714][ T2771]  ? ___sys_sendmsg (net/socket.c:2767)
[   75.560716][ T2771]  ? __sys_sendmsg (net/socket.c:2799)
[   75.560718][ T2771]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   75.560720][ T2771]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.560724][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.560727][ T2771]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.560729][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.560730][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.560732][ T2771]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   75.560734][ T2771]  ? __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)
[   75.560737][ T2771]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   75.560738][ T2771]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   75.560740][ T2771]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   75.560741][ T2771]  ? nla_get_range_signed (lib/nlattr.c:270)
[   75.560743][ T2771]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   75.560745][ T2771]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   75.560747][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.560749][ T2771]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   75.560750][ T2771]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.560752][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.560754][ T2771]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   75.560756][ T2771]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   75.560757][ T2771]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   75.560759][ T2771]  ? __kernel_text_address (kernel/extable.c:79)
[   75.560760][ T2771]  ? write_profile (profile.c:?)
[   75.560761][ T2771]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   75.560764][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.560765][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.560767][ T2771]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   75.560770][ T2771]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.560772][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.560774][ T2771]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   75.560775][ T2771]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   75.560777][ T2771]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.560778][ T2771]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   75.560780][ T2771]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   75.560782][ T2771]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   75.560783][ T2771]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.560785][ T2771]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   75.560786][ T2771]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.560788][ T2771]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   75.560790][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.560792][ T2771]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   75.560794][ T2771]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.560796][ T2771]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.560797][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.560799][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.560801][ T2771]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.560803][ T2771]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   75.560805][ T2771]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   75.560806][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.560808][ T2771]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   75.560810][ T2771]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   75.560812][ T2771]  ? copy_msghdr_from_user (net/socket.c:2650)
[   75.560813][ T2771]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   75.560815][ T2771]  ? move_addr_to_kernel (net/socket.c:258)
[   75.560816][ T2771]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   75.560819][ T2771]  ___sys_sendmsg (net/socket.c:2767)
[   75.560821][ T2771]  ? copy_msghdr_from_user (net/socket.c:2619)
[   75.560825][ T2771]  __sys_sendmsg (net/socket.c:2799)
[   75.560827][ T2771]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   75.560830][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.560832][ T2771]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   75.560833][ T2771]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   75.560835][ T2771]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.560837][ T2771] RIP: 0033:0x7facae8a254e
[   75.560839][ T2771] 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
[   75.560840][ T2771] RSP: 002b:00007fffeec56030 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   75.560844][ T2771] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007facae8a254e
[   75.560845][ T2771] RDX: 0000000000000000 RSI: 00007fffeec560e0 RDI: 0000000000000005
[   75.560846][ T2771] RBP: 00007fffeec56040 R08: 0000000000000000 R09: 0000000000000000
[   75.560847][ T2771] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b369
[   75.560848][ T2771] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffeec567a0
| [   78.244565][ T2900] softirqs last disabled at (0): 0x0
| [   78.244567][ T2900] Preemption disabled at:
| [   78.244568][ T2900] vprintk_emit (kernel/printk/printk.c:2471)
| [   78.244579][ T2900] Tainted: [W]=WARN
[   78.244580][ T2900] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.244582][ T2900] Call Trace:
[   78.244583][ T2900]  <TASK>
[   78.244585][ T2900]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   78.244590][ T2900]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   78.244592][ T2900]  __might_resched.cold (kernel/sched/core.c:9234)
[   78.244596][ T2900]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   78.244599][ T2900]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   78.244602][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.244606][ T2900]  __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))
[   78.244609][ T2900]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   78.244612][ T2900]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   78.244616][ T2900]  ? 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)
[   78.244617][ T2900]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   78.244619][ T2900]  put_chars (drivers/char/virtio_console.c:1176)
[   78.244621][ T2900]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   78.244623][ T2900]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   78.244626][ T2900]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   78.244629][ T2900]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   78.244631][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.244632][ T2900]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.244635][ T2900]  console_emit_next_record (kernel/printk/printk.c:3183)
[   78.244637][ T2900]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   78.244639][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.244641][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.244642][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.244644][ T2900]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.244646][ T2900]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   78.244648][ T2900]  console_flush_one_record (kernel/printk/printk.c:3268)
[   78.244650][ T2900]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   78.244652][ T2900]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   78.244654][ T2900]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.244656][ T2900]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   78.244657][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.244659][ T2900]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   78.244660][ T2900]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   78.244662][ T2900]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   78.244664][ T2900]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   78.244666][ T2900]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   78.244668][ T2900]  vprintk_emit (kernel/printk/printk.c:2479)
[   78.244670][ T2900]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   78.244672][ T2900]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   78.244675][ T2900]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.244678][ T2900]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   78.244679][ T2900]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   78.244681][ T2900]  ? ___sys_sendmsg (net/socket.c:2767)
[   78.244683][ T2900]  ? __sys_sendmsg (net/socket.c:2799)
[   78.244687][ T2900]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   78.244691][ T2900]  _printk (kernel/printk/printk.c:2504)
[   78.244694][ T2900]  ? snapshot_read.cold (user.c:?)
[   78.244696][ T2900]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   78.244699][ T2900]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   78.244701][ T2900]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   78.244703][ T2900]  ? netdev_notice (net/core/dev.c:13194)
[   78.244705][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.244707][ T2900]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   78.244709][ T2900]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   78.244712][ T2900]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   78.244715][ T2900]  ? 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)
[   78.244719][ T2900]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   78.244723][ T2900]  dev_set_allmulti (net/core/dev_api.c:315)
[   78.244726][ T2900] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   78.244738][ T2900]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   78.244742][ T2900]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   78.244745][ T2900] br_del_if (net/bridge/br_if.c:732) bridge
[   78.244752][ T2900]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.244755][ T2900]  do_set_master (net/core/rtnetlink.c:3055)
[   78.244758][ T2900]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   78.244760][ T2900]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   78.244763][ T2900]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   78.244764][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.244766][ T2900]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   78.244770][ T2900]  ? kasan_save_stack (mm/kasan/common.c:58)
[   78.244773][ T2900]  ? kasan_save_stack (mm/kasan/common.c:57)
[   78.244774][ T2900]  ? kasan_save_track (mm/kasan/common.c:78)
[   78.244776][ T2900]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   78.244777][ T2900]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   78.244779][ T2900]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   78.244780][ T2900]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   78.244781][ T2900]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   78.244782][ T2900]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.244783][ T2900]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   78.244785][ T2900]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   78.244786][ T2900]  ? ___sys_sendmsg (net/socket.c:2767)
[   78.244787][ T2900]  ? __sys_sendmsg (net/socket.c:2799)
[   78.244789][ T2900]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   78.244790][ T2900]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.244793][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.244794][ T2900]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.244796][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.244797][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.244799][ T2900]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   78.244801][ T2900]  ? __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)
[   78.244804][ T2900]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   78.244805][ T2900]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   78.244807][ T2900]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   78.244808][ T2900]  ? nla_get_range_signed (lib/nlattr.c:270)
[   78.244810][ T2900]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   78.244812][ T2900]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   78.244814][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.244816][ T2900]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   78.244817][ T2900]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.244819][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.244821][ T2900]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   78.244822][ T2900]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   78.244824][ T2900]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   78.244825][ T2900]  ? __kernel_text_address (kernel/extable.c:79)
[   78.244827][ T2900]  ? write_profile (profile.c:?)
[   78.244828][ T2900]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   78.244830][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.244832][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.244834][ T2900]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   78.244837][ T2900]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.244839][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.244841][ T2900]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   78.244842][ T2900]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   78.244844][ T2900]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.244845][ T2900]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   78.244846][ T2900]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   78.244849][ T2900]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   78.244850][ T2900]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.244852][ T2900]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   78.244853][ T2900]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.244855][ T2900]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   78.244857][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.244859][ T2900]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   78.244861][ T2900]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.244863][ T2900]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.244864][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.244866][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.244868][ T2900]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.244869][ T2900]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   78.244871][ T2900]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   78.244873][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.244875][ T2900]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   78.244877][ T2900]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   78.244878][ T2900]  ? copy_msghdr_from_user (net/socket.c:2650)
[   78.244880][ T2900]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   78.244882][ T2900]  ? move_addr_to_kernel (net/socket.c:258)
[   78.244883][ T2900]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   78.244885][ T2900]  ___sys_sendmsg (net/socket.c:2767)
[   78.244887][ T2900]  ? copy_msghdr_from_user (net/socket.c:2619)
[   78.244892][ T2900]  __sys_sendmsg (net/socket.c:2799)
[   78.244894][ T2900]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   78.244896][ T2900]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.244899][ T2900]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   78.244900][ T2900]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   78.244902][ T2900]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.244903][ T2900] RIP: 0033:0x7ffb4efce54e
[   78.244905][ T2900] 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
[   78.244907][ T2900] RSP: 002b:00007ffc290d0470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.244911][ T2900] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ffb4efce54e
[   78.244913][ T2900] RDX: 0000000000000000 RSI: 00007ffc290d0520 RDI: 0000000000000005
[   78.244914][ T2900] RBP: 00007ffc290d0480 R08: 0000000000000000 R09: 0000000000000000
[   78.244915][ T2900] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b36c
[   78.244915][ T2900] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc290d0be0
| [   80.916380][ T3030] softirqs last disabled at (0): 0x0
| [   80.916382][ T3030] Preemption disabled at:
| [   80.916383][ T3030] vprintk_emit (kernel/printk/printk.c:2471)
| [   80.916393][ T3030] Tainted: [W]=WARN
[   80.916394][ T3030] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   80.916396][ T3030] Call Trace:
[   80.916398][ T3030]  <TASK>
[   80.916399][ T3030]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   80.916404][ T3030]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   80.916406][ T3030]  __might_resched.cold (kernel/sched/core.c:9234)
[   80.916410][ T3030]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   80.916413][ T3030]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   80.916416][ T3030]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.916420][ T3030]  __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))
[   80.916423][ T3030]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   80.916425][ T3030]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   80.916429][ T3030]  ? 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)
[   80.916431][ T3030]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   80.916432][ T3030]  put_chars (drivers/char/virtio_console.c:1176)
[   80.916435][ T3030]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   80.916436][ T3030]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   80.916439][ T3030]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   80.916442][ T3030]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   80.916443][ T3030]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.916445][ T3030]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.916447][ T3030]  console_emit_next_record (kernel/printk/printk.c:3183)
[   80.916450][ T3030]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   80.916452][ T3030]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.916453][ T3030]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.916455][ T3030]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.916457][ T3030]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.916459][ T3030]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   80.916460][ T3030]  console_flush_one_record (kernel/printk/printk.c:3268)
[   80.916462][ T3030]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   80.916465][ T3030]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   80.916467][ T3030]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.916468][ T3030]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   80.916470][ T3030]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.916472][ T3030]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   80.916473][ T3030]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   80.916474][ T3030]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   80.916476][ T3030]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   80.916478][ T3030]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   80.916480][ T3030]  vprintk_emit (kernel/printk/printk.c:2479)
[   80.916483][ T3030]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   80.916484][ T3030]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   80.916487][ T3030]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   80.916490][ T3030]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   80.916491][ T3030]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   80.916494][ T3030]  ? ___sys_sendmsg (net/socket.c:2767)
[   80.916495][ T3030]  ? __sys_sendmsg (net/socket.c:2799)
[   80.916497][ T3030]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   80.916500][ T3030]  _printk (kernel/printk/printk.c:2504)
[   80.916503][ T3030]  ? snapshot_read.cold (user.c:?)
[   80.916505][ T3030]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   80.916508][ T3030]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   80.916510][ T3030]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   80.916512][ T3030]  ? netdev_notice (net/core/dev.c:13194)
[   80.916513][ T3030]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.916515][ T3030]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   80.916517][ T3030]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   80.916520][ T3030]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   80.916521][ T3030]  ? 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)
[   80.916523][ T3030]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   80.916526][ T3030]  dev_set_allmulti (net/core/dev_api.c:315)
[   80.916529][ T3030] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   80.916540][ T3030]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   80.916544][ T3030]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   80.916547][ T3030] br_del_if (net/bridge/br_if.c:732) bridge
[   80.916554][ T3030]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   80.916556][ T3030]  do_set_master (net/core/rtnetlink.c:3055)
[   80.916559][ T3030]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   80.916561][ T3030]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   80.916564][ T3030]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   80.916565][ T3030]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.916567][ T3030]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   80.916570][ T3030]  ? kasan_save_stack (mm/kasan/common.c:58)
[   80.916573][ T3030]  ? kasan_save_stack (mm/kasan/common.c:57)
[   80.916574][ T3030]  ? kasan_save_track (mm/kasan/common.c:78)
[   80.916576][ T3030]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   80.916577][ T3030]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   80.916579][ T3030]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   80.916580][ T3030]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   80.916581][ T3030]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   80.916582][ T3030]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   80.916584][ T3030]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   80.916585][ T3030]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   80.916586][ T3030]  ? ___sys_sendmsg (net/socket.c:2767)
[   80.916588][ T3030]  ? __sys_sendmsg (net/socket.c:2799)
[   80.916589][ T3030]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   80.916590][ T3030]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   80.916592][ T3030]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.916594][ T3030]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.916595][ T3030]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.916597][ T3030]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.916599][ T3030]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   80.916601][ T3030]  ? __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)
[   80.916603][ T3030]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   80.916604][ T3030]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   80.916606][ T3030]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   80.916607][ T3030]  ? nla_get_range_signed (lib/nlattr.c:270)
[   80.916610][ T3030]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   80.916612][ T3030]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   80.916613][ T3030]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.916615][ T3030]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   80.916616][ T3030]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.916618][ T3030]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.916620][ T3030]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   80.916621][ T3030]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   80.916623][ T3030]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   80.916624][ T3030]  ? __kernel_text_address (kernel/extable.c:79)
[   80.916626][ T3030]  ? write_profile (profile.c:?)
[   80.916627][ T3030]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   80.916630][ T3030]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.916631][ T3030]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.916633][ T3030]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   80.916636][ T3030]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.916638][ T3030]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.916640][ T3030]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   80.916641][ T3030]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   80.916643][ T3030]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   80.916644][ T3030]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   80.916645][ T3030]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   80.916648][ T3030]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   80.916649][ T3030]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   80.916651][ T3030]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   80.916652][ T3030]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   80.916653][ T3030]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   80.916656][ T3030]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.916657][ T3030]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   80.916659][ T3030]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   80.916661][ T3030]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   80.916663][ T3030]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.916664][ T3030]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.916666][ T3030]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.916668][ T3030]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   80.916670][ T3030]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   80.916671][ T3030]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.916673][ T3030]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   80.916675][ T3030]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   80.916676][ T3030]  ? copy_msghdr_from_user (net/socket.c:2650)
[   80.916678][ T3030]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   80.916680][ T3030]  ? move_addr_to_kernel (net/socket.c:258)
[   80.916681][ T3030]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   80.916684][ T3030]  ___sys_sendmsg (net/socket.c:2767)
[   80.916688][ T3030]  ? copy_msghdr_from_user (net/socket.c:2619)
[   80.916692][ T3030]  __sys_sendmsg (net/socket.c:2799)
[   80.916694][ T3030]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   80.916697][ T3030]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.916699][ T3030]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   80.916700][ T3030]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   80.916702][ T3030]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   80.916704][ T3030] RIP: 0033:0x7ff0738ec54e
[   80.916706][ T3030] 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
[   80.916708][ T3030] RSP: 002b:00007ffceaef9bb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   80.916713][ T3030] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff0738ec54e
[   80.916715][ T3030] RDX: 0000000000000000 RSI: 00007ffceaef9c60 RDI: 0000000000000005
[   80.916717][ T3030] RBP: 00007ffceaef9bc0 R08: 0000000000000000 R09: 0000000000000000
[   80.916718][ T3030] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b36f
[   80.916720][ T3030] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffceaefa320
| [   85.425407][ T3090] softirqs last disabled at (0): 0x0
| [   85.425409][ T3090] Preemption disabled at:
| [   85.425410][ T3090] vprintk_emit (kernel/printk/printk.c:2471)
| [   85.425421][ T3090] Tainted: [W]=WARN
[   85.425422][ T3090] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   85.425424][ T3090] Call Trace:
[   85.425426][ T3090]  <TASK>
[   85.425427][ T3090]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   85.425433][ T3090]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   85.425435][ T3090]  __might_resched.cold (kernel/sched/core.c:9234)
[   85.425439][ T3090]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   85.425442][ T3090]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   85.425445][ T3090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.425449][ T3090]  __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))
[   85.425452][ T3090]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   85.425455][ T3090]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   85.425459][ T3090]  ? 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)
[   85.425461][ T3090]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   85.425463][ T3090]  put_chars (drivers/char/virtio_console.c:1176)
[   85.425465][ T3090]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   85.425467][ T3090]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   85.425469][ T3090]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   85.425473][ T3090]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   85.425474][ T3090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.425476][ T3090]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   85.425478][ T3090]  console_emit_next_record (kernel/printk/printk.c:3183)
[   85.425481][ T3090]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   85.425483][ T3090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.425485][ T3090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.425487][ T3090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.425489][ T3090]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   85.425491][ T3090]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   85.425492][ T3090]  console_flush_one_record (kernel/printk/printk.c:3268)
[   85.425495][ T3090]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   85.425498][ T3090]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   85.425499][ T3090]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   85.425501][ T3090]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   85.425503][ T3090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.425504][ T3090]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   85.425506][ T3090]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   85.425508][ T3090]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   85.425510][ T3090]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   85.425512][ T3090]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   85.425514][ T3090]  vprintk_emit (kernel/printk/printk.c:2479)
[   85.425516][ T3090]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   85.425518][ T3090]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   85.425522][ T3090]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   85.425525][ T3090]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   85.425526][ T3090]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   85.425529][ T3090]  ? ___sys_sendmsg (net/socket.c:2767)
[   85.425530][ T3090]  ? __sys_sendmsg (net/socket.c:2799)
[   85.425532][ T3090]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   85.425535][ T3090]  _printk (kernel/printk/printk.c:2504)
[   85.425539][ T3090]  ? snapshot_read.cold (user.c:?)
[   85.425541][ T3090]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   85.425544][ T3090]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   85.425546][ T3090]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   85.425548][ T3090]  ? netdev_notice (net/core/dev.c:13194)
[   85.425550][ T3090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.425552][ T3090]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   85.425553][ T3090]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   85.425556][ T3090]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   85.425558][ T3090]  ? 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)
[   85.425560][ T3090]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   85.425564][ T3090]  dev_set_allmulti (net/core/dev_api.c:315)
[   85.425566][ T3090] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   85.425579][ T3090]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   85.425583][ T3090]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   85.425586][ T3090] br_del_if (net/bridge/br_if.c:732) bridge
[   85.425593][ T3090]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   85.425595][ T3090]  do_set_master (net/core/rtnetlink.c:3055)
[   85.425598][ T3090]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   85.425600][ T3090]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   85.425603][ T3090]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   85.425604][ T3090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.425606][ T3090]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   85.425610][ T3090]  ? kasan_save_stack (mm/kasan/common.c:58)
[   85.425613][ T3090]  ? kasan_save_stack (mm/kasan/common.c:57)
[   85.425614][ T3090]  ? kasan_save_track (mm/kasan/common.c:78)
[   85.425616][ T3090]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   85.425618][ T3090]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   85.425619][ T3090]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   85.425620][ T3090]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   85.425621][ T3090]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   85.425623][ T3090]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   85.425624][ T3090]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   85.425625][ T3090]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   85.425627][ T3090]  ? ___sys_sendmsg (net/socket.c:2767)
[   85.425628][ T3090]  ? __sys_sendmsg (net/socket.c:2799)
[   85.425630][ T3090]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   85.425631][ T3090]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   85.425634][ T3090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.425636][ T3090]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   85.425637][ T3090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.425639][ T3090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.425641][ T3090]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   85.425643][ T3090]  ? __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)
[   85.425645][ T3090]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   85.425647][ T3090]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   85.425648][ T3090]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   85.425650][ T3090]  ? nla_get_range_signed (lib/nlattr.c:270)
[   85.425652][ T3090]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   85.425654][ T3090]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   85.425656][ T3090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.425658][ T3090]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   85.425660][ T3090]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   85.425661][ T3090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.425663][ T3090]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   85.425665][ T3090]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   85.425667][ T3090]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   85.425669][ T3090]  ? __kernel_text_address (kernel/extable.c:79)
[   85.425670][ T3090]  ? write_profile (profile.c:?)
[   85.425672][ T3090]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   85.425674][ T3090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.425676][ T3090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.425678][ T3090]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   85.425681][ T3090]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   85.425683][ T3090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.425688][ T3090]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   85.425689][ T3090]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   85.425691][ T3090]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   85.425692][ T3090]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   85.425694][ T3090]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   85.425696][ T3090]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   85.425698][ T3090]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   85.425699][ T3090]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   85.425701][ T3090]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   85.425702][ T3090]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   85.425705][ T3090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.425707][ T3090]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   85.425710][ T3090]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   85.425713][ T3090]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   85.425716][ T3090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.425719][ T3090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.425722][ T3090]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   85.425725][ T3090]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   85.425728][ T3090]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   85.425730][ T3090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.425732][ T3090]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   85.425734][ T3090]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   85.425736][ T3090]  ? copy_msghdr_from_user (net/socket.c:2650)
[   85.425738][ T3090]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   85.425740][ T3090]  ? move_addr_to_kernel (net/socket.c:258)
[   85.425741][ T3090]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   85.425744][ T3090]  ___sys_sendmsg (net/socket.c:2767)
[   85.425746][ T3090]  ? copy_msghdr_from_user (net/socket.c:2619)
[   85.425751][ T3090]  __sys_sendmsg (net/socket.c:2799)
[   85.425753][ T3090]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   85.425756][ T3090]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   85.425758][ T3090]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   85.425760][ T3090]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   85.425762][ T3090]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   85.425764][ T3090] RIP: 0033:0x7fc7f404d54e
[   85.425766][ T3090] 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
[   85.425768][ T3090] RSP: 002b:00007ffda9ea9c20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   85.425772][ T3090] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc7f404d54e
[   85.425773][ T3090] RDX: 0000000000000000 RSI: 00007ffda9ea9cd0 RDI: 0000000000000005
[   85.425774][ T3090] RBP: 00007ffda9ea9c30 R08: 0000000000000000 R09: 0000000000000000
[   85.425775][ T3090] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b373
[   85.425776][ T3090] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffda9eaa390
| [   87.866880][ T3186] softirqs last disabled at (0): 0x0
| [   87.866882][ T3186] Preemption disabled at:
| [   87.866883][ T3186] vprintk_emit (kernel/printk/printk.c:2471)
| [   87.866894][ T3186] Tainted: [W]=WARN
[   87.866895][ T3186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.866897][ T3186] Call Trace:
[   87.866898][ T3186]  <TASK>
[   87.866900][ T3186]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   87.866905][ T3186]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   87.866907][ T3186]  __might_resched.cold (kernel/sched/core.c:9234)
[   87.866911][ T3186]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   87.866914][ T3186]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   87.866917][ T3186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.866921][ T3186]  __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))
[   87.866924][ T3186]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   87.866926][ T3186]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   87.866930][ T3186]  ? 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)
[   87.866932][ T3186]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   87.866934][ T3186]  put_chars (drivers/char/virtio_console.c:1176)
[   87.866936][ T3186]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   87.866937][ T3186]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   87.866940][ T3186]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   87.866943][ T3186]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   87.866945][ T3186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.866946][ T3186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.866949][ T3186]  console_emit_next_record (kernel/printk/printk.c:3183)
[   87.866951][ T3186]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   87.866953][ T3186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.866955][ T3186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.866957][ T3186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.866958][ T3186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.866960][ T3186]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   87.866962][ T3186]  console_flush_one_record (kernel/printk/printk.c:3268)
[   87.866964][ T3186]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   87.866967][ T3186]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   87.866969][ T3186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.866970][ T3186]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   87.866972][ T3186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.866973][ T3186]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   87.866975][ T3186]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   87.866976][ T3186]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   87.866978][ T3186]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   87.866980][ T3186]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   87.866982][ T3186]  vprintk_emit (kernel/printk/printk.c:2479)
[   87.866984][ T3186]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   87.866986][ T3186]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   87.866989][ T3186]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   87.866992][ T3186]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   87.866993][ T3186]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   87.866996][ T3186]  ? ___sys_sendmsg (net/socket.c:2767)
[   87.866997][ T3186]  ? __sys_sendmsg (net/socket.c:2799)
[   87.866999][ T3186]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   87.867002][ T3186]  _printk (kernel/printk/printk.c:2504)
[   87.867005][ T3186]  ? snapshot_read.cold (user.c:?)
[   87.867008][ T3186]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   87.867010][ T3186]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   87.867012][ T3186]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   87.867014][ T3186]  ? netdev_notice (net/core/dev.c:13194)
[   87.867016][ T3186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.867018][ T3186]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   87.867019][ T3186]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   87.867022][ T3186]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   87.867023][ T3186]  ? 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)
[   87.867025][ T3186]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   87.867029][ T3186]  dev_set_allmulti (net/core/dev_api.c:315)
[   87.867031][ T3186] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   87.867043][ T3186]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   87.867047][ T3186]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   87.867050][ T3186] br_del_if (net/bridge/br_if.c:732) bridge
[   87.867057][ T3186]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   87.867059][ T3186]  do_set_master (net/core/rtnetlink.c:3055)
[   87.867062][ T3186]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   87.867064][ T3186]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   87.867067][ T3186]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   87.867068][ T3186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.867069][ T3186]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   87.867073][ T3186]  ? kasan_save_stack (mm/kasan/common.c:58)
[   87.867076][ T3186]  ? kasan_save_stack (mm/kasan/common.c:57)
[   87.867077][ T3186]  ? kasan_save_track (mm/kasan/common.c:78)
[   87.867079][ T3186]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   87.867080][ T3186]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   87.867082][ T3186]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   87.867083][ T3186]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   87.867084][ T3186]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   87.867085][ T3186]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   87.867086][ T3186]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   87.867088][ T3186]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   87.867089][ T3186]  ? ___sys_sendmsg (net/socket.c:2767)
[   87.867090][ T3186]  ? __sys_sendmsg (net/socket.c:2799)
[   87.867092][ T3186]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   87.867093][ T3186]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   87.867095][ T3186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.867097][ T3186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.867099][ T3186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.867100][ T3186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.867102][ T3186]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   87.867104][ T3186]  ? __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)
[   87.867106][ T3186]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   87.867108][ T3186]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   87.867109][ T3186]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   87.867110][ T3186]  ? nla_get_range_signed (lib/nlattr.c:270)
[   87.867113][ T3186]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   87.867115][ T3186]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   87.867117][ T3186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.867119][ T3186]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   87.867120][ T3186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.867121][ T3186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.867123][ T3186]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   87.867125][ T3186]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   87.867127][ T3186]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   87.867128][ T3186]  ? __kernel_text_address (kernel/extable.c:79)
[   87.867129][ T3186]  ? write_profile (profile.c:?)
[   87.867130][ T3186]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   87.867133][ T3186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.867135][ T3186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.867136][ T3186]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   87.867140][ T3186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.867141][ T3186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.867143][ T3186]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   87.867144][ T3186]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   87.867146][ T3186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   87.867147][ T3186]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   87.867148][ T3186]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   87.867151][ T3186]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   87.867152][ T3186]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   87.867154][ T3186]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   87.867155][ T3186]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   87.867156][ T3186]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   87.867159][ T3186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.867161][ T3186]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   87.867163][ T3186]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   87.867165][ T3186]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   87.867166][ T3186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.867168][ T3186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.867169][ T3186]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.867171][ T3186]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   87.867173][ T3186]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   87.867175][ T3186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.867177][ T3186]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   87.867179][ T3186]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   87.867181][ T3186]  ? copy_msghdr_from_user (net/socket.c:2650)
[   87.867182][ T3186]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   87.867184][ T3186]  ? move_addr_to_kernel (net/socket.c:258)
[   87.867185][ T3186]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   87.867188][ T3186]  ___sys_sendmsg (net/socket.c:2767)
[   87.867189][ T3186]  ? copy_msghdr_from_user (net/socket.c:2619)
[   87.867194][ T3186]  __sys_sendmsg (net/socket.c:2799)
[   87.867196][ T3186]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   87.867199][ T3186]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.867201][ T3186]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   87.867202][ T3186]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   87.867204][ T3186]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   87.867206][ T3186] RIP: 0033:0x7f829156254e
[   87.867207][ T3186] 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
[   87.867209][ T3186] RSP: 002b:00007ffeba630020 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   87.867213][ T3186] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f829156254e
[   87.867215][ T3186] RDX: 0000000000000000 RSI: 00007ffeba6300d0 RDI: 0000000000000005
[   87.867216][ T3186] RBP: 00007ffeba630030 R08: 0000000000000000 R09: 0000000000000000
[   87.867216][ T3186] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b376
[   87.867217][ T3186] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeba630790
| [   90.399593][ T3297] softirqs last disabled at (0): 0x0
| [   90.399595][ T3297] Preemption disabled at:
| [   90.399595][ T3297] vprintk_emit (kernel/printk/printk.c:2471)
| [   90.399607][ T3297] Tainted: [W]=WARN
[   90.399608][ T3297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.399609][ T3297] Call Trace:
[   90.399611][ T3297]  <TASK>
[   90.399612][ T3297]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   90.399617][ T3297]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   90.399619][ T3297]  __might_resched.cold (kernel/sched/core.c:9234)
[   90.399623][ T3297]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   90.399626][ T3297]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   90.399629][ T3297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.399633][ T3297]  __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))
[   90.399636][ T3297]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   90.399639][ T3297]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   90.399643][ T3297]  ? 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)
[   90.399644][ T3297]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   90.399646][ T3297]  put_chars (drivers/char/virtio_console.c:1176)
[   90.399648][ T3297]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   90.399650][ T3297]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   90.399652][ T3297]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   90.399656][ T3297]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   90.399657][ T3297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.399659][ T3297]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.399661][ T3297]  console_emit_next_record (kernel/printk/printk.c:3183)
[   90.399664][ T3297]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   90.399666][ T3297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.399667][ T3297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.399669][ T3297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.399671][ T3297]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.399673][ T3297]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   90.399674][ T3297]  console_flush_one_record (kernel/printk/printk.c:3268)
[   90.399677][ T3297]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   90.399679][ T3297]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   90.399681][ T3297]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.399683][ T3297]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   90.399687][ T3297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.399689][ T3297]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   90.399690][ T3297]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   90.399692][ T3297]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   90.399694][ T3297]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   90.399696][ T3297]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   90.399698][ T3297]  vprintk_emit (kernel/printk/printk.c:2479)
[   90.399700][ T3297]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   90.399702][ T3297]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   90.399705][ T3297]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.399709][ T3297]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   90.399711][ T3297]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   90.399714][ T3297]  ? ___sys_sendmsg (net/socket.c:2767)
[   90.399717][ T3297]  ? __sys_sendmsg (net/socket.c:2799)
[   90.399719][ T3297]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   90.399723][ T3297]  _printk (kernel/printk/printk.c:2504)
[   90.399727][ T3297]  ? snapshot_read.cold (user.c:?)
[   90.399730][ T3297]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   90.399733][ T3297]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   90.399734][ T3297]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   90.399736][ T3297]  ? netdev_notice (net/core/dev.c:13194)
[   90.399738][ T3297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.399740][ T3297]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   90.399742][ T3297]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   90.399744][ T3297]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   90.399746][ T3297]  ? 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)
[   90.399749][ T3297]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   90.399752][ T3297]  dev_set_allmulti (net/core/dev_api.c:315)
[   90.399755][ T3297] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   90.399766][ T3297]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   90.399770][ T3297]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   90.399773][ T3297] br_del_if (net/bridge/br_if.c:732) bridge
[   90.399779][ T3297]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   90.399782][ T3297]  do_set_master (net/core/rtnetlink.c:3055)
[   90.399784][ T3297]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   90.399787][ T3297]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   90.399789][ T3297]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   90.399791][ T3297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.399792][ T3297]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   90.399796][ T3297]  ? kasan_save_stack (mm/kasan/common.c:58)
[   90.399799][ T3297]  ? kasan_save_stack (mm/kasan/common.c:57)
[   90.399800][ T3297]  ? kasan_save_track (mm/kasan/common.c:78)
[   90.399802][ T3297]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   90.399803][ T3297]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   90.399805][ T3297]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   90.399806][ T3297]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   90.399807][ T3297]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   90.399808][ T3297]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.399809][ T3297]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   90.399811][ T3297]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   90.399812][ T3297]  ? ___sys_sendmsg (net/socket.c:2767)
[   90.399813][ T3297]  ? __sys_sendmsg (net/socket.c:2799)
[   90.399815][ T3297]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   90.399816][ T3297]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.399818][ T3297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.399820][ T3297]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.399821][ T3297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.399823][ T3297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.399825][ T3297]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   90.399827][ T3297]  ? __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)
[   90.399829][ T3297]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   90.399831][ T3297]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   90.399832][ T3297]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   90.399833][ T3297]  ? nla_get_range_signed (lib/nlattr.c:270)
[   90.399836][ T3297]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   90.399838][ T3297]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   90.399840][ T3297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.399842][ T3297]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   90.399843][ T3297]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.399844][ T3297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.399846][ T3297]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   90.399848][ T3297]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   90.399850][ T3297]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   90.399851][ T3297]  ? __kernel_text_address (kernel/extable.c:79)
[   90.399852][ T3297]  ? write_profile (profile.c:?)
[   90.399854][ T3297]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   90.399856][ T3297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.399858][ T3297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.399859][ T3297]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   90.399863][ T3297]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.399864][ T3297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.399866][ T3297]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   90.399867][ T3297]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   90.399869][ T3297]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.399870][ T3297]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   90.399872][ T3297]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   90.399874][ T3297]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   90.399875][ T3297]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.399877][ T3297]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   90.399878][ T3297]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   90.399879][ T3297]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   90.399882][ T3297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.399884][ T3297]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   90.399885][ T3297]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.399887][ T3297]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   90.399889][ T3297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.399891][ T3297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.399892][ T3297]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.399894][ T3297]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   90.399896][ T3297]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   90.399898][ T3297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.399900][ T3297]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   90.399901][ T3297]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   90.399903][ T3297]  ? copy_msghdr_from_user (net/socket.c:2650)
[   90.399905][ T3297]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   90.399906][ T3297]  ? move_addr_to_kernel (net/socket.c:258)
[   90.399908][ T3297]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   90.399910][ T3297]  ___sys_sendmsg (net/socket.c:2767)
[   90.399912][ T3297]  ? copy_msghdr_from_user (net/socket.c:2619)
[   90.399917][ T3297]  __sys_sendmsg (net/socket.c:2799)
[   90.399918][ T3297]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   90.399921][ T3297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.399923][ T3297]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   90.399924][ T3297]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   90.399927][ T3297]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.399928][ T3297] RIP: 0033:0x7effb664f54e
[   90.399930][ T3297] 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
[   90.399932][ T3297] RSP: 002b:00007ffc28e17bd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   90.399936][ T3297] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007effb664f54e
[   90.399937][ T3297] RDX: 0000000000000000 RSI: 00007ffc28e17c80 RDI: 0000000000000005
[   90.399938][ T3297] RBP: 00007ffc28e17be0 R08: 0000000000000000 R09: 0000000000000000
[   90.399939][ T3297] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b378
[   90.399940][ T3297] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc28e18340
| [   93.066458][ T3423] softirqs last disabled at (0): 0x0
| [   93.066460][ T3423] Preemption disabled at:
| [   93.066460][ T3423] vprintk_emit (kernel/printk/printk.c:2471)
| [   93.066472][ T3423] Tainted: [W]=WARN
[   93.066473][ T3423] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.066475][ T3423] Call Trace:
[   93.066476][ T3423]  <TASK>
[   93.066478][ T3423]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   93.066483][ T3423]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   93.066485][ T3423]  __might_resched.cold (kernel/sched/core.c:9234)
[   93.066489][ T3423]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   93.066492][ T3423]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   93.066495][ T3423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.066499][ T3423]  __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))
[   93.066502][ T3423]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   93.066505][ T3423]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   93.066509][ T3423]  ? 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)
[   93.066510][ T3423]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   93.066512][ T3423]  put_chars (drivers/char/virtio_console.c:1176)
[   93.066514][ T3423]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   93.066516][ T3423]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   93.066519][ T3423]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   93.066522][ T3423]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   93.066523][ T3423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.066525][ T3423]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.066527][ T3423]  console_emit_next_record (kernel/printk/printk.c:3183)
[   93.066530][ T3423]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   93.066532][ T3423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.066533][ T3423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.066535][ T3423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.066537][ T3423]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.066539][ T3423]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   93.066540][ T3423]  console_flush_one_record (kernel/printk/printk.c:3268)
[   93.066542][ T3423]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   93.066545][ T3423]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   93.066547][ T3423]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.066548][ T3423]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   93.066550][ T3423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.066552][ T3423]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   93.066553][ T3423]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   93.066554][ T3423]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   93.066556][ T3423]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   93.066558][ T3423]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   93.066560][ T3423]  vprintk_emit (kernel/printk/printk.c:2479)
[   93.066563][ T3423]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   93.066564][ T3423]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   93.066567][ T3423]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.066570][ T3423]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   93.066571][ T3423]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   93.066574][ T3423]  ? ___sys_sendmsg (net/socket.c:2767)
[   93.066575][ T3423]  ? __sys_sendmsg (net/socket.c:2799)
[   93.066577][ T3423]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   93.066580][ T3423]  _printk (kernel/printk/printk.c:2504)
[   93.066584][ T3423]  ? snapshot_read.cold (user.c:?)
[   93.066586][ T3423]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   93.066589][ T3423]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   93.066590][ T3423]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   93.066592][ T3423]  ? netdev_notice (net/core/dev.c:13194)
[   93.066594][ T3423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.066596][ T3423]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   93.066598][ T3423]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   93.066600][ T3423]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   93.066602][ T3423]  ? 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)
[   93.066604][ T3423]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   93.066607][ T3423]  dev_set_allmulti (net/core/dev_api.c:315)
[   93.066610][ T3423] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   93.066622][ T3423]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   93.066626][ T3423]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   93.066629][ T3423] br_del_if (net/bridge/br_if.c:732) bridge
[   93.066635][ T3423]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   93.066638][ T3423]  do_set_master (net/core/rtnetlink.c:3055)
[   93.066640][ T3423]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   93.066643][ T3423]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   93.066645][ T3423]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   93.066646][ T3423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.066648][ T3423]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   93.066652][ T3423]  ? kasan_save_stack (mm/kasan/common.c:58)
[   93.066654][ T3423]  ? kasan_save_stack (mm/kasan/common.c:57)
[   93.066656][ T3423]  ? kasan_save_track (mm/kasan/common.c:78)
[   93.066657][ T3423]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   93.066658][ T3423]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   93.066660][ T3423]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   93.066661][ T3423]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   93.066662][ T3423]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   93.066663][ T3423]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.066665][ T3423]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   93.066666][ T3423]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   93.066667][ T3423]  ? ___sys_sendmsg (net/socket.c:2767)
[   93.066669][ T3423]  ? __sys_sendmsg (net/socket.c:2799)
[   93.066670][ T3423]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   93.066671][ T3423]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.066674][ T3423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.066676][ T3423]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.066677][ T3423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.066679][ T3423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.066680][ T3423]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   93.066682][ T3423]  ? __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)
[   93.066687][ T3423]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   93.066689][ T3423]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   93.066690][ T3423]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   93.066691][ T3423]  ? nla_get_range_signed (lib/nlattr.c:270)
[   93.066694][ T3423]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   93.066696][ T3423]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   93.066698][ T3423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.066700][ T3423]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   93.066701][ T3423]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.066702][ T3423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.066704][ T3423]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   93.066706][ T3423]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   93.066708][ T3423]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   93.066709][ T3423]  ? __kernel_text_address (kernel/extable.c:79)
[   93.066711][ T3423]  ? write_profile (profile.c:?)
[   93.066712][ T3423]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   93.066714][ T3423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.066716][ T3423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.066718][ T3423]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   93.066721][ T3423]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.066723][ T3423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.066724][ T3423]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   93.066726][ T3423]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   93.066727][ T3423]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.066729][ T3423]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   93.066730][ T3423]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   93.066733][ T3423]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   93.066734][ T3423]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.066735][ T3423]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   93.066737][ T3423]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   93.066738][ T3423]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   93.066741][ T3423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.066743][ T3423]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   93.066744][ T3423]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.066746][ T3423]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   93.066748][ T3423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.066750][ T3423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.066751][ T3423]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.066753][ T3423]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   93.066755][ T3423]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   93.066757][ T3423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.066759][ T3423]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   93.066761][ T3423]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   93.066762][ T3423]  ? copy_msghdr_from_user (net/socket.c:2650)
[   93.066764][ T3423]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   93.066765][ T3423]  ? move_addr_to_kernel (net/socket.c:258)
[   93.066767][ T3423]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   93.066769][ T3423]  ___sys_sendmsg (net/socket.c:2767)
[   93.066771][ T3423]  ? copy_msghdr_from_user (net/socket.c:2619)
[   93.066776][ T3423]  __sys_sendmsg (net/socket.c:2799)
[   93.066778][ T3423]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   93.066781][ T3423]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.066783][ T3423]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   93.066784][ T3423]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   93.066786][ T3423]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.066787][ T3423] RIP: 0033:0x7f38bf43c54e
[   93.066789][ T3423] 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
[   93.066791][ T3423] RSP: 002b:00007ffe886dece0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   93.066795][ T3423] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f38bf43c54e
[   93.066796][ T3423] RDX: 0000000000000000 RSI: 00007ffe886ded90 RDI: 0000000000000005
[   93.066797][ T3423] RBP: 00007ffe886decf0 R08: 0000000000000000 R09: 0000000000000000
[   93.066798][ T3423] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b37b
[   93.066799][ T3423] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe886df450
| [   94.201034][ T3526] softirqs last disabled at (0): 0x0
| [   94.201036][ T3526] Preemption disabled at:
| [   94.201037][ T3526] vprintk_emit (kernel/printk/printk.c:2471)
| [   94.201048][ T3526] Tainted: [W]=WARN
[   94.201049][ T3526] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   94.201050][ T3526] Call Trace:
[   94.201052][ T3526]  <TASK>
[   94.201053][ T3526]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   94.201058][ T3526]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   94.201061][ T3526]  __might_resched.cold (kernel/sched/core.c:9234)
[   94.201066][ T3526]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   94.201069][ T3526]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   94.201073][ T3526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.201077][ T3526]  __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))
[   94.201081][ T3526]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   94.201083][ T3526]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   94.201087][ T3526]  ? 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)
[   94.201089][ T3526]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   94.201091][ T3526]  put_chars (drivers/char/virtio_console.c:1176)
[   94.201093][ T3526]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   94.201094][ T3526]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   94.201097][ T3526]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   94.201100][ T3526]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   94.201101][ T3526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.201103][ T3526]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   94.201105][ T3526]  console_emit_next_record (kernel/printk/printk.c:3183)
[   94.201108][ T3526]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   94.201110][ T3526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.201111][ T3526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.201113][ T3526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.201115][ T3526]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   94.201117][ T3526]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   94.201118][ T3526]  console_flush_one_record (kernel/printk/printk.c:3268)
[   94.201121][ T3526]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   94.201123][ T3526]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   94.201125][ T3526]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   94.201127][ T3526]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   94.201128][ T3526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.201130][ T3526]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   94.201131][ T3526]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   94.201133][ T3526]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   94.201135][ T3526]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   94.201137][ T3526]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   94.201139][ T3526]  vprintk_emit (kernel/printk/printk.c:2479)
[   94.201141][ T3526]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   94.201143][ T3526]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   94.201146][ T3526]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   94.201148][ T3526]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   94.201150][ T3526]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   94.201152][ T3526]  ? ___sys_sendmsg (net/socket.c:2767)
[   94.201154][ T3526]  ? __sys_sendmsg (net/socket.c:2799)
[   94.201156][ T3526]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   94.201159][ T3526]  _printk (kernel/printk/printk.c:2504)
[   94.201162][ T3526]  ? snapshot_read.cold (user.c:?)
[   94.201164][ T3526]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   94.201167][ T3526]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   94.201169][ T3526]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   94.201171][ T3526]  ? netdev_notice (net/core/dev.c:13194)
[   94.201173][ T3526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.201174][ T3526]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   94.201176][ T3526]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   94.201179][ T3526]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   94.201180][ T3526]  ? 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)
[   94.201183][ T3526]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   94.201186][ T3526]  dev_set_allmulti (net/core/dev_api.c:315)
[   94.201189][ T3526] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   94.201201][ T3526]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   94.201204][ T3526]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   94.201207][ T3526] br_del_if (net/bridge/br_if.c:732) bridge
[   94.201214][ T3526]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   94.201216][ T3526]  do_set_master (net/core/rtnetlink.c:3055)
[   94.201219][ T3526]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   94.201221][ T3526]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   94.201223][ T3526]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   94.201225][ T3526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.201227][ T3526]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   94.201230][ T3526]  ? kasan_save_stack (mm/kasan/common.c:58)
[   94.201233][ T3526]  ? kasan_save_stack (mm/kasan/common.c:57)
[   94.201234][ T3526]  ? kasan_save_track (mm/kasan/common.c:78)
[   94.201236][ T3526]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   94.201237][ T3526]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   94.201239][ T3526]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   94.201240][ T3526]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   94.201241][ T3526]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   94.201242][ T3526]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   94.201244][ T3526]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   94.201245][ T3526]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   94.201246][ T3526]  ? ___sys_sendmsg (net/socket.c:2767)
[   94.201248][ T3526]  ? __sys_sendmsg (net/socket.c:2799)
[   94.201249][ T3526]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   94.201250][ T3526]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   94.201253][ T3526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.201254][ T3526]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   94.201256][ T3526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.201257][ T3526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.201259][ T3526]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   94.201261][ T3526]  ? __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)
[   94.201263][ T3526]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   94.201265][ T3526]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   94.201266][ T3526]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   94.201268][ T3526]  ? nla_get_range_signed (lib/nlattr.c:270)
[   94.201270][ T3526]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   94.201272][ T3526]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   94.201274][ T3526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.201276][ T3526]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   94.201277][ T3526]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   94.201285][ T3526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.201287][ T3526]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   94.201288][ T3526]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   94.201290][ T3526]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   94.201292][ T3526]  ? __kernel_text_address (kernel/extable.c:79)
[   94.201293][ T3526]  ? write_profile (profile.c:?)
[   94.201294][ T3526]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   94.201297][ T3526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.201298][ T3526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.201300][ T3526]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   94.201303][ T3526]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   94.201305][ T3526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.201307][ T3526]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   94.201308][ T3526]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   94.201310][ T3526]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.201311][ T3526]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   94.201313][ T3526]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   94.201315][ T3526]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   94.201317][ T3526]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   94.201318][ T3526]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   94.201320][ T3526]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   94.201321][ T3526]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   94.201323][ T3526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.201325][ T3526]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   94.201327][ T3526]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   94.201329][ T3526]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   94.201331][ T3526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.201332][ T3526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.201334][ T3526]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   94.201336][ T3526]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   94.201338][ T3526]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   94.201340][ T3526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.201341][ T3526]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   94.201343][ T3526]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   94.201345][ T3526]  ? copy_msghdr_from_user (net/socket.c:2650)
[   94.201346][ T3526]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   94.201348][ T3526]  ? move_addr_to_kernel (net/socket.c:258)
[   94.201349][ T3526]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   94.201352][ T3526]  ___sys_sendmsg (net/socket.c:2767)
[   94.201354][ T3526]  ? copy_msghdr_from_user (net/socket.c:2619)
[   94.201358][ T3526]  __sys_sendmsg (net/socket.c:2799)
[   94.201360][ T3526]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   94.201363][ T3526]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   94.201365][ T3526]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   94.201366][ T3526]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   94.201369][ T3526]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   94.201370][ T3526] RIP: 0033:0x7f2dd5d9854e
[   94.201372][ T3526] 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
[   94.201374][ T3526] RSP: 002b:00007ffc3b8245e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   94.201378][ T3526] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2dd5d9854e
[   94.201379][ T3526] RDX: 0000000000000000 RSI: 00007ffc3b824690 RDI: 0000000000000005
[   94.201380][ T3526] RBP: 00007ffc3b8245f0 R08: 0000000000000000 R09: 0000000000000000
[   94.201381][ T3526] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b37c


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