======================================
| [   10.822284][  T263] softirqs last disabled at (18947): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.822286][  T263] Preemption disabled at:
| [   10.822287][  T263] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.822296][  T263] Tainted: [W]=WARN
[   10.822297][  T263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.822299][  T263] Call Trace:
[   10.822301][  T263]  <TASK>
[   10.822302][  T263]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.822308][  T263]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.822311][  T263]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.822315][  T263]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.822319][  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)
[   10.822324][  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))
[   10.822327][  T263]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.822333][  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)
[   10.822335][  T263]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.822338][  T263]  put_chars (drivers/char/virtio_console.c:1176)
[   10.822341][  T263]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.822342][  T263]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.822348][  T263]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.822350][  T263]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.822354][  T263]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.822357][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.822362][  T263]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.822365][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.822370][  T263]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.822373][  T263]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.822375][  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))
[   10.822378][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.822381][  T263]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.822385][  T263]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.822389][  T263]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.822390][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.822395][  T263]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.822398][  T263]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.822400][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.822403][  T263]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.822406][  T263]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.822408][  T263]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.822411][  T263]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.822415][  T263]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.822421][  T263]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   10.822425][  T263]  _printk (kernel/printk/printk.c:2504)
[   10.822428][  T263]  ? snapshot_read.cold (user.c:?)
[   10.822435][  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)
[   10.822438][  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
[   10.822441][  T263]  do_one_initcall (init/main.c:1357)
[   10.822444][  T263]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   10.822448][  T263]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   10.822451][  T263]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   10.822456][  T263]  do_init_module (kernel/module/main.c:3117)
[   10.822460][  T263]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.822464][  T263]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   10.822467][  T263]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   10.822471][  T263]  load_module (kernel/module/main.c:3593)
[   10.822478][  T263]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   10.822482][  T263]  ? __ia32_sys_fsconfig (??:?)
[   10.822485][  T263]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   10.822490][  T263]  ? backing_file_read_iter (fs/backing-file.c:211)
[   10.822493][  T263]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.822497][  T263]  init_module_from_file (kernel/module/main.c:3790)
[   10.822500][  T263]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   10.822508][  T263]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.822511][  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)
[   10.822515][  T263]  idempotent_init_module (kernel/module/main.c:3802)
[   10.822518][  T263]  ? init_module_from_file (kernel/module/main.c:3791)
[   10.822524][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.822527][  T263]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   10.822532][  T263]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   10.822535][  T263]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.822538][  T263]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.822540][  T263]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.822543][  T263]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.822545][  T263] RIP: 0033:0x7f719379237d
[   10.822548][  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
[   10.822550][  T263] RSP: 002b:00007fff08322538 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   10.822552][  T263] RAX: ffffffffffffffda RBX: 000055e866b53810 RCX: 00007f719379237d
[   10.822554][  T263] RDX: 0000000000000000 RSI: 000055e859648ffd RDI: 0000000000000000
[   10.822555][  T263] RBP: 00007fff083225d0 R08: 0000000000000000 R09: 0000000000000000
[   10.822556][  T263] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e859648ffd
[   10.822556][  T263] R13: 000055e866b53960 R14: 0000000000040000 R15: 0000000000000000
| [   11.951303][  T357] softirqs last disabled at (16013): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.951306][  T357] Preemption disabled at:
| [   11.951306][  T357] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.951315][  T357] Tainted: [W]=WARN
[   11.951316][  T357] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.951317][  T357] Call Trace:
[   11.951319][  T357]  <TASK>
[   11.951321][  T357]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.951327][  T357]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.951329][  T357]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.951333][  T357]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.951338][  T357]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.951343][  T357]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   11.951345][  T357]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.951351][  T357]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.951354][  T357]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.951357][  T357]  put_chars (drivers/char/virtio_console.c:1176)
[   11.951360][  T357]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.951361][  T357]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.951367][  T357]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.951372][  T357]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.951378][  T357]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.951381][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.951383][  T357]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.951387][  T357]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.951391][  T357]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.951393][  T357]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   11.951396][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.951399][  T357]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.951403][  T357]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.951407][  T357]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.951409][  T357]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.951414][  T357]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.951417][  T357]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.951419][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.951421][  T357]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.951425][  T357]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.951426][  T357]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.951430][  T357]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.951434][  T357]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.951439][  T357]  ? 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
[   11.951443][  T357]  _printk (kernel/printk/printk.c:2504)
[   11.951446][  T357]  ? snapshot_read.cold (user.c:?)
[   11.951452][  T357]  ? 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)
[   11.951456][  T357] init_u32 (net/sched/cls_u32.c:1370) cls_u32
[   11.951459][  T357]  do_one_initcall (init/main.c:1357)
[   11.951462][  T357]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   11.951467][  T357]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   11.951470][  T357]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   11.951475][  T357]  do_init_module (kernel/module/main.c:3117)
[   11.951478][  T357]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.951483][  T357]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   11.951486][  T357]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   11.951490][  T357]  load_module (kernel/module/main.c:3593)
[   11.951497][  T357]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   11.951501][  T357]  ? __ia32_sys_fsconfig (??:?)
[   11.951504][  T357]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.951507][  T357]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.951511][  T357]  init_module_from_file (kernel/module/main.c:3790)
[   11.951514][  T357]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   11.951522][  T357]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.951526][  T357]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.951529][  T357]  idempotent_init_module (kernel/module/main.c:3802)
[   11.951532][  T357]  ? init_module_from_file (kernel/module/main.c:3791)
[   11.951539][  T357]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.951541][  T357]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.951547][  T357]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   11.951550][  T357]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.951553][  T357]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.951555][  T357]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.951558][  T357]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.951560][  T357] RIP: 0033:0x7fcbde4ba37d
[   11.951563][  T357] 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
[   11.951565][  T357] RSP: 002b:00007fff5d119b98 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   11.951568][  T357] RAX: ffffffffffffffda RBX: 00005603b6885810 RCX: 00007fcbde4ba37d
[   11.951569][  T357] RDX: 0000000000000000 RSI: 00005603afb8dffd RDI: 0000000000000000
[   11.951570][  T357] RBP: 00007fff5d119c30 R08: 0000000000000000 R09: 0000000000000000
[   11.951571][  T357] R10: 0000000000000000 R11: 0000000000000246 R12: 00005603afb8dffd
[   11.951572][  T357] R13: 00005603b6885950 R14: 0000000000040000 R15: 0000000000000000
| [   13.020022][  T452] softirqs last disabled at (13214): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   13.020025][  T452] Preemption disabled at:
| [   13.020025][  T452] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.020034][  T452] Tainted: [W]=WARN
[   13.020035][  T452] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.020037][  T452] Call Trace:
[   13.020038][  T452]  <TASK>
[   13.020040][  T452]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.020046][  T452]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.020049][  T452]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.020053][  T452]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.020058][  T452]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.020063][  T452]  __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))
[   13.020065][  T452]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.020071][  T452]  ? 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)
[   13.020073][  T452]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.020076][  T452]  put_chars (drivers/char/virtio_console.c:1176)
[   13.020078][  T452]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   13.020080][  T452]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.020083][  T452]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.020088][  T452]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.020091][  T452]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.020094][  T452]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.020097][  T452]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.020099][  T452]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.020101][  T452]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.020105][  T452]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.020107][  T452]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   13.020110][  T452]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.020112][  T452]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.020116][  T452]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.020120][  T452]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.020122][  T452]  ? 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))
[   13.020125][  T452]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.020128][  T452]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.020132][  T452]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.020136][  T452]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.020138][  T452]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.020143][  T452]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.020146][  T452]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.020148][  T452]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.020150][  T452]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.020154][  T452]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.020156][  T452]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.020159][  T452]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.020163][  T452]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.020166][  T452]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.020169][  T452]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.020172][  T452]  _printk (kernel/printk/printk.c:2504)
[   13.020176][  T452]  ? snapshot_read.cold (user.c:?)
[   13.020180][  T452]  ? br_multicast_flood (??:?) bridge
[   13.020193][  T452]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.020194][  T452]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.020195][  T452]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.020200][  T452] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   13.020211][  T452] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   13.020219][  T452] new_nbp (net/bridge/br_if.c:449) bridge
[   13.020229][  T452] br_add_if (net/bridge/br_if.c:592) bridge
[   13.020236][  T452]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   13.020240][  T452]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   13.020243][  T452]  ? __kernel_text_address (kernel/extable.c:79)
[   13.020247][  T452]  do_set_master (net/core/rtnetlink.c:3071)
[   13.020252][  T452]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.020255][  T452]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.020258][  T452]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.020259][  T452]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.020261][  T452]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.020265][  T452]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.020268][  T452]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.020269][  T452]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.020272][  T452]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.020275][  T452]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.020277][  T452]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.020279][  T452]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.020281][  T452]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   13.020284][  T452]  ? ___sys_sendmsg (net/socket.c:2757)
[   13.020289][  T452]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.020291][  T452]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.020293][  T452]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.020296][  T452]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.020297][  T452]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.020299][  T452]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.020301][  T452]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.020305][  T452]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   13.020308][  T452]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.020310][  T452]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.020314][  T452]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.020316][  T452]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.020321][  T452]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.020326][  T452]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.020331][  T452]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.020333][  T452]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.020337][  T452]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.020339][  T452]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.020341][  T452]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.020343][  T452]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.020347][  T452]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.020349][  T452]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.020352][  T452]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.020353][  T452]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.020358][  T452]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.020360][  T452]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.020363][  T452]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.020365][  T452]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.020368][  T452]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.020374][  T452]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.020375][  T452]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.020380][  T452]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.020384][  T452]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.020386][  T452]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.020390][  T452]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.020394][  T452]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.020398][  T452]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.020404][  T452]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   13.020406][  T452]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.020408][  T452]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   13.020410][  T452]  ? move_addr_to_kernel (net/socket.c:258)
[   13.020417][  T452]  ___sys_sendmsg (net/socket.c:2767)
[   13.020420][  T452]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.020436][  T452]  __sys_sendmsg (net/socket.c:2799)
[   13.020439][  T452]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.020445][  T452]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.020449][  T452]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.020451][  T452]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.020455][  T452]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.020457][  T452] RIP: 0033:0x7fc42b20154e
[   13.020460][  T452] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.020462][  T452] RSP: 002b:00007ffd99288480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.020465][  T452] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc42b20154e
[   13.020467][  T452] RDX: 0000000000000000 RSI: 00007ffd99288530 RDI: 0000000000000005
[   13.020468][  T452] RBP: 00007ffd99288490 R08: 0000000000000000 R09: 0000000000000000
[   13.020469][  T452] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7a1
[   13.020470][  T452] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd99288bf0
| [   14.064777][   T39] softirqs last disabled at (72170): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) bridge
| [   14.064784][   T39] Preemption disabled at:
| [   14.064785][   T39] 0x0
| [   14.064795][   T39] Tainted: [W]=WARN
[   14.064796][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.064798][   T39] Workqueue: events_unbound linkwatch_event
[   14.064801][   T39] Call Trace:
[   14.064803][   T39]  <TASK>
[   14.064805][   T39]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.064812][   T39]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.064817][   T39]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.064821][   T39]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.064826][   T39]  __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))
[   14.064828][   T39]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.064834][   T39]  ? 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)
[   14.064837][   T39]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.064840][   T39]  put_chars (drivers/char/virtio_console.c:1176)
[   14.064843][   T39]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.064845][   T39]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.064850][   T39]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.064853][   T39]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.064856][   T39]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.064859][   T39]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.064866][   T39]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.064867][   T39]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.064871][   T39]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.064873][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.064877][   T39]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.064881][   T39]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.064885][   T39]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.064887][   T39]  ? 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))
[   14.064891][   T39]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.064893][   T39]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.064897][   T39]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.064902][   T39]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.064904][   T39]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.064909][   T39]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.064912][   T39]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.064914][   T39]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.064916][   T39]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.064920][   T39]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.064922][   T39]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.064925][   T39]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.064929][   T39]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.064932][   T39]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.064935][   T39]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.064939][   T39]  _printk (kernel/printk/printk.c:2504)
[   14.064943][   T39]  ? snapshot_read.cold (user.c:?)
[   14.064948][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.064952][   T39] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   14.064969][   T39] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   14.064977][   T39] br_stp_enable_port (net/bridge/br_stp_if.c:93) bridge
[   14.064985][   T39] br_port_carrier_check (net/bridge/br_if.c:90) bridge
[   14.064993][   T39] br_device_event (net/bridge/br.c:101) bridge
[   14.065002][   T39]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   14.065004][   T39]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[   14.065011][   T39]  notifier_call_chain (kernel/notifier.c:85)
[   14.065017][   T39]  netif_state_change (net/core/dev.c:1625)
[   14.065021][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7))
[   14.065026][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   14.065028][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   14.065032][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.065034][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.065039][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   14.065041][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:577)
[   14.065044][   T39]  process_one_work (kernel/workqueue.c:3387)
[   14.065051][   T39]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   14.065054][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.065062][   T39]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   14.065069][   T39]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   14.065071][   T39]  kthread (kernel/kthread.c:436)
[   14.065073][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.065076][   T39]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   14.065079][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.065083][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   14.065087][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   14.065090][   T39]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   14.065093][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.123119][  T627] softirqs last disabled at (15064): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   15.123123][  T627] Preemption disabled at:
| [   15.123124][  T627] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.123133][  T627] Tainted: [W]=WARN
[   15.123134][  T627] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.123136][  T627] Call Trace:
[   15.123139][  T627]  <TASK>
[   15.123141][  T627]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.123147][  T627]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.123149][  T627]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.123156][  T627]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.123162][  T627]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.123167][  T627]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   15.123169][  T627]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.123178][  T627]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.123181][  T627]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.123184][  T627]  put_chars (drivers/char/virtio_console.c:1176)
[   15.123186][  T627]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   15.123189][  T627]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.123194][  T627]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.123199][  T627]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.123201][  T627]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.123206][  T627]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.123210][  T627]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.123213][  T627]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.123215][  T627]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.123219][  T627]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.123221][  T627]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   15.123226][  T627]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.123230][  T627]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.123234][  T627]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.123238][  T627]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.123240][  T627]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   15.123246][  T627]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.123249][  T627]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.123253][  T627]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.123258][  T627]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.123261][  T627]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.123267][  T627]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.123270][  T627]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.123272][  T627]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.123276][  T627]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.123282][  T627]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.123284][  T627]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.123287][  T627]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.123292][  T627]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.123296][  T627]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.123302][  T627]  _printk (kernel/printk/printk.c:2504)
[   15.123306][  T627]  ? snapshot_read.cold (user.c:?)
[   15.123310][  T627]  ? br_multicast_flood (??:?) bridge
[   15.123325][  T627]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   15.123327][  T627]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.123329][  T627]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.123336][  T627] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   15.123349][  T627] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   15.123359][  T627] new_nbp (net/bridge/br_if.c:449) bridge
[   15.123373][  T627] br_add_if (net/bridge/br_if.c:592) bridge
[   15.123382][  T627]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   15.123387][  T627]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   15.123390][  T627]  ? __kernel_text_address (kernel/extable.c:79)
[   15.123394][  T627]  do_set_master (net/core/rtnetlink.c:3071)
[   15.123402][  T627]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   15.123406][  T627]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   15.123409][  T627]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   15.123410][  T627]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.123412][  T627]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.123417][  T627]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.123421][  T627]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.123423][  T627]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.123426][  T627]  ? kasan_save_stack (mm/kasan/common.c:58)
[   15.123429][  T627]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.123431][  T627]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.123436][  T627]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.123438][  T627]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   15.123441][  T627]  ? ___sys_sendmsg (net/socket.c:2757)
[   15.123446][  T627]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.123449][  T627]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.123454][  T627]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.123457][  T627]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.123458][  T627]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.123460][  T627]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.123463][  T627]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   15.123468][  T627]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   15.123472][  T627]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   15.123475][  T627]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.123478][  T627]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   15.123480][  T627]  ? nla_get_range_signed (lib/nlattr.c:270)
[   15.123485][  T627]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   15.123494][  T627]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.123500][  T627]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.123502][  T627]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.123510][  T627]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.123512][  T627]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.123514][  T627]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.123516][  T627]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.123521][  T627]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.123525][  T627]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.123529][  T627]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.123531][  T627]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.123535][  T627]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.123537][  T627]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.123544][  T627]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.123546][  T627]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.123549][  T627]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.123557][  T627]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.123559][  T627]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.123565][  T627]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.123569][  T627]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.123571][  T627]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.123579][  T627]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.123583][  T627]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   15.123587][  T627]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.123596][  T627]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   15.123599][  T627]  ? copy_msghdr_from_user (net/socket.c:2650)
[   15.123601][  T627]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   15.123603][  T627]  ? move_addr_to_kernel (net/socket.c:258)
[   15.123615][  T627]  ___sys_sendmsg (net/socket.c:2767)
[   15.123618][  T627]  ? copy_msghdr_from_user (net/socket.c:2619)
[   15.123638][  T627]  __sys_sendmsg (net/socket.c:2799)
[   15.123641][  T627]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   15.123651][  T627]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.123654][  T627]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.123657][  T627]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.123662][  T627]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.123665][  T627] RIP: 0033:0x7f1b0f16754e
[   15.123669][  T627] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.123671][  T627] RSP: 002b:00007ffd36b668a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.123673][  T627] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1b0f16754e
[   15.123675][  T627] RDX: 0000000000000000 RSI: 00007ffd36b66950 RDI: 0000000000000005
[   15.123676][  T627] RBP: 00007ffd36b668b0 R08: 0000000000000000 R09: 0000000000000000
[   15.123677][  T627] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7a3
[   15.123679][  T627] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd36b67010
| [   16.326743][   T37] softirqs last disabled at (69926): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) bridge
| [   16.326751][   T37] Preemption disabled at:
| [   16.326752][   T37] 0x0
| [   16.326762][   T37] Tainted: [W]=WARN
[   16.326762][   T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.326764][   T37] Workqueue: events_unbound linkwatch_event
[   16.326767][   T37] Call Trace:
[   16.326769][   T37]  <TASK>
[   16.326771][   T37]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.326777][   T37]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.326782][   T37]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.326786][   T37]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   16.326791][   T37]  __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))
[   16.326794][   T37]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.326799][   T37]  ? 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)
[   16.326802][   T37]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.326807][   T37]  put_chars (drivers/char/virtio_console.c:1176)
[   16.326811][   T37]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.326816][   T37]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.326821][   T37]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.326824][   T37]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.326828][   T37]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.326831][   T37]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   16.326833][   T37]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.326835][   T37]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.326839][   T37]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.326840][   T37]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.326845][   T37]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.326849][   T37]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.326853][   T37]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.326855][   T37]  ? 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))
[   16.326858][   T37]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.326860][   T37]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.326868][   T37]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.326872][   T37]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.326874][   T37]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.326879][   T37]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.326882][   T37]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.326884][   T37]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.326886][   T37]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.326890][   T37]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.326892][   T37]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.326895][   T37]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.326900][   T37]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.326902][   T37]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.326905][   T37]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.326909][   T37]  _printk (kernel/printk/printk.c:2504)
[   16.326913][   T37]  ? snapshot_read.cold (user.c:?)
[   16.326921][   T37]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.326926][   T37] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   16.326936][   T37] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   16.326944][   T37] br_stp_enable_port (net/bridge/br_stp_if.c:93) bridge
[   16.326952][   T37] br_port_carrier_check (net/bridge/br_if.c:90) bridge
[   16.326960][   T37] br_device_event (net/bridge/br.c:101) bridge
[   16.326969][   T37]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   16.326971][   T37]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[   16.326978][   T37]  notifier_call_chain (kernel/notifier.c:85)
[   16.326992][   T37]  netif_state_change (net/core/dev.c:1625)
[   16.326996][   T37]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7))
[   16.327001][   T37]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   16.327003][   T37]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   16.327007][   T37]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.327009][   T37]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.327014][   T37]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   16.327016][   T37]  ? __linkwatch_run_queue (./include/linux/list.h:577)
[   16.327019][   T37]  process_one_work (kernel/workqueue.c:3387)
[   16.327026][   T37]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   16.327029][   T37]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.327036][   T37]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   16.327044][   T37]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   16.327046][   T37]  kthread (kernel/kthread.c:436)
[   16.327048][   T37]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.327051][   T37]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   16.327054][   T37]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.327058][   T37]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   16.327061][   T37]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.327064][   T37]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   16.327067][   T37]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   17.468287][   T92] softirqs last disabled at (127352): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) bridge
| [   17.468295][   T92] Preemption disabled at:
| [   17.468296][   T92] 0x0
| [   17.468306][   T92] Tainted: [W]=WARN
[   17.468307][   T92] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.468309][   T92] Workqueue: events_unbound linkwatch_event
[   17.468312][   T92] Call Trace:
[   17.468314][   T92]  <TASK>
[   17.468316][   T92]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.468323][   T92]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.468327][   T92]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.468332][   T92]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.468337][   T92]  __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))
[   17.468339][   T92]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.468345][   T92]  ? 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)
[   17.468348][   T92]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.468351][   T92]  put_chars (drivers/char/virtio_console.c:1176)
[   17.468354][   T92]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.468357][   T92]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.468361][   T92]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.468364][   T92]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.468367][   T92]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.468370][   T92]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.468372][   T92]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.468374][   T92]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.468378][   T92]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.468379][   T92]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.468384][   T92]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.468388][   T92]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.468392][   T92]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.468394][   T92]  ? 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))
[   17.468398][   T92]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.468402][   T92]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.468409][   T92]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.468415][   T92]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.468417][   T92]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.468422][   T92]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.468425][   T92]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.468427][   T92]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.468430][   T92]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.468434][   T92]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.468435][   T92]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.468439][   T92]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.468443][   T92]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.468446][   T92]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.468449][   T92]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.468453][   T92]  _printk (kernel/printk/printk.c:2504)
[   17.468456][   T92]  ? snapshot_read.cold (user.c:?)
[   17.468462][   T92]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.468466][   T92] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   17.468476][   T92] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   17.468485][   T92] br_stp_enable_port (net/bridge/br_stp_if.c:93) bridge
[   17.468492][   T92] br_port_carrier_check (net/bridge/br_if.c:90) bridge
[   17.468501][   T92] br_device_event (net/bridge/br.c:101) bridge
[   17.468514][   T92]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   17.468517][   T92]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[   17.468524][   T92]  notifier_call_chain (kernel/notifier.c:85)
[   17.468530][   T92]  netif_state_change (net/core/dev.c:1625)
[   17.468535][   T92]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7))
[   17.468540][   T92]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   17.468542][   T92]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   17.468545][   T92]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.468547][   T92]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.468552][   T92]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   17.468554][   T92]  ? __linkwatch_run_queue (./include/linux/list.h:577)
[   17.468558][   T92]  process_one_work (kernel/workqueue.c:3387)
[   17.468565][   T92]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   17.468568][   T92]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.468575][   T92]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   17.468580][   T92]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   17.468582][   T92]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   17.468584][   T92]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   17.468587][   T92]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   17.468589][   T92]  kthread (kernel/kthread.c:436)
[   17.468591][   T92]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.468594][   T92]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   17.468597][   T92]  ret_from_fork (arch/x86/kernel/process.c:158)
[   17.468601][   T92]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   17.468605][   T92]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   17.468608][   T92]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   17.468611][   T92]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   23.336295][  T923] softirqs last disabled at (11557): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   23.336298][  T923] Preemption disabled at:
| [   23.336298][  T923] vprintk_emit (kernel/printk/printk.c:2471)
| [   23.336307][  T923] Tainted: [W]=WARN
[   23.336308][  T923] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.336310][  T923] Call Trace:
[   23.336312][  T923]  <TASK>
[   23.336313][  T923]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   23.336320][  T923]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   23.336322][  T923]  __might_resched.cold (kernel/sched/core.c:9234)
[   23.336327][  T923]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   23.336330][  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)
[   23.336336][  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))
[   23.336338][  T923]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.336345][  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)
[   23.336349][  T923]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.336353][  T923]  put_chars (drivers/char/virtio_console.c:1176)
[   23.336356][  T923]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   23.336359][  T923]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.336364][  T923]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.336366][  T923]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.336370][  T923]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   23.336373][  T923]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   23.336375][  T923]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.336376][  T923]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.336380][  T923]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   23.336382][  T923]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.336386][  T923]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.336390][  T923]  console_emit_next_record (kernel/printk/printk.c:3183)
[   23.336394][  T923]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   23.336395][  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))
[   23.336398][  T923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.336401][  T923]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.336405][  T923]  console_flush_one_record (kernel/printk/printk.c:3268)
[   23.336409][  T923]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   23.336411][  T923]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.336416][  T923]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   23.336418][  T923]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   23.336420][  T923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.336423][  T923]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   23.336427][  T923]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   23.336428][  T923]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   23.336432][  T923]  vprintk_emit (kernel/printk/printk.c:2479)
[   23.336435][  T923]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   23.336439][  T923]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   23.336441][  T923]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.336447][  T923]  _printk (kernel/printk/printk.c:2504)
[   23.336452][  T923]  ? snapshot_read.cold (user.c:?)
[   23.336454][  T923]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.336456][  T923]  ? kasan_save_stack (mm/kasan/common.c:58)
[   23.336459][  T923]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.336461][  T923]  ? mpol_to_str (mm/mempolicy.c:3580)
[   23.336463][  T923]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   23.336466][  T923]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   23.336470][  T923]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   23.336472][  T923]  ? netdev_notice (net/core/dev.c:13194)
[   23.336474][  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)
[   23.336478][  T923]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   23.336484][  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)
[   23.336488][  T923]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   23.336492][  T923]  dev_set_allmulti (net/core/dev_api.c:315)
[   23.336496][  T923]  vif_add (net/ipv4/ipmr.c:900)
[   23.336498][  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)
[   23.336501][  T923]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   23.336505][  T923]  ? pim_rcv (net/ipv4/ipmr.c:2435)
[   23.336508][  T923]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.336510][  T923]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   23.336515][  T923]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.336518][  T923]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   23.336523][  T923]  ip_mroute_setsockopt (net/ipv4/ipmr.c:1491 (discriminator 1))
[   23.336526][  T923]  ? ipmr_rtm_route (net/ipv4/ipmr.c:2967)
[   23.336534][  T923]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.336539][  T923]  do_ip_setsockopt (net/ipv4/ip_sockglue.c:952)
[   23.336543][  T923]  ? ip_sock_set_tos (net/ipv4/ip_sockglue.c:609)
[   23.336546][  T923]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   23.336549][  T923]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.336554][  T923]  ? filemap_update_page (mm/filemap.c:2607)
[   23.336558][  T923]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   23.336562][  T923]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   23.336564][  T923]  ? handle_pte_fault (mm/memory.c:6558)
[   23.336568][  T923]  ip_setsockopt (net/ipv4/ip_sockglue.c:1421)
[   23.336572][  T923]  raw_setsockopt (net/ipv4/raw.c:851)
[   23.336576][  T923]  ? raw_bind (net/ipv4/raw.c:733)
[   23.336577][  T923]  ? __handle_mm_fault (mm/memory.c:6707)
[   23.336580][  T923]  ? __pmd_alloc (./include/linux/mm.h:1762)
[   23.336584][  T923]  do_sock_setsockopt (net/socket.c:2397)
[   23.336588][  T923]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[   23.336592][  T923]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.336596][  T923]  __sys_setsockopt (net/socket.c:2422)
[   23.336601][  T923]  __x64_sys_setsockopt (net/socket.c:2428 net/socket.c:2425 net/socket.c:2425)
[   23.336603][  T923]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.336606][  T923]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   23.336609][  T923]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   23.336610][  T923]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   23.336612][  T923]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   23.336615][  T923]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.336617][  T923] RIP: 0033:0x7f4b2e20e2de
[   23.336621][  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
[   23.336622][  T923] RSP: 002b:00007ffca8682c58 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   23.336625][  T923] RAX: ffffffffffffffda RBX: 000055b27c9e42c0 RCX: 00007f4b2e20e2de
[   23.336626][  T923] RDX: 00000000000000ca RSI: 0000000000000000 RDI: 0000000000000007
[   23.336627][  T923] RBP: 00007ffca8682d10 R08: 0000000000000010 R09: 0000000000000001
[   23.336628][  T923] R10: 00007ffca8682c90 R11: 0000000000000246 R12: 000055b29b74bef4
[   23.336629][  T923] R13: 0000000000000001 R14: 000055b29b74bee0 R15: 0000000000000000
| [   25.996936][  T992] softirqs last disabled at (21473): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   25.996938][  T992] Preemption disabled at:
| [   25.996939][  T992] vprintk_emit (kernel/printk/printk.c:2471)
| [   25.996948][  T992] Tainted: [W]=WARN
[   25.996949][  T992] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.996950][  T992] Call Trace:
[   25.996952][  T992]  <TASK>
[   25.996954][  T992]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   25.996959][  T992]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   25.996962][  T992]  __might_resched.cold (kernel/sched/core.c:9234)
[   25.996966][  T992]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   25.996971][  T992]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   25.996976][  T992]  __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))
[   25.996978][  T992]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.996983][  T992]  ? 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)
[   25.996986][  T992]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.996989][  T992]  put_chars (drivers/char/virtio_console.c:1176)
[   25.996992][  T992]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   25.996994][  T992]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.996999][  T992]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.997004][  T992]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   25.997011][  T992]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   25.997013][  T992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.997015][  T992]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.997019][  T992]  console_emit_next_record (kernel/printk/printk.c:3183)
[   25.997023][  T992]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   25.997025][  T992]  ? 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))
[   25.997028][  T992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.997030][  T992]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.997034][  T992]  console_flush_one_record (kernel/printk/printk.c:3268)
[   25.997039][  T992]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   25.997040][  T992]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.997046][  T992]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   25.997049][  T992]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   25.997050][  T992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.997053][  T992]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   25.997057][  T992]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   25.997058][  T992]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   25.997062][  T992]  vprintk_emit (kernel/printk/printk.c:2479)
[   25.997065][  T992]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   25.997073][  T992]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   25.997075][  T992]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.997077][  T992]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   25.997079][  T992]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   25.997082][  T992]  ? ___sys_sendmsg (net/socket.c:2767)
[   25.997083][  T992]  ? __sys_sendmsg (net/socket.c:2799)
[   25.997085][  T992]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   25.997090][  T992]  _printk (kernel/printk/printk.c:2504)
[   25.997094][  T992]  ? snapshot_read.cold (user.c:?)
[   25.997099][  T992]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   25.997102][  T992]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   25.997105][  T992]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   25.997108][  T992]  ? netdev_notice (net/core/dev.c:13194)
[   25.997112][  T992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.997114][  T992]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   25.997117][  T992]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   25.997118][  T992]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.997120][  T992]  ? 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)
[   25.997124][  T992]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   25.997128][  T992]  dev_set_allmulti (net/core/dev_api.c:315)
[   25.997132][  T992] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   25.997145][  T992]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   25.997152][  T992] br_del_if (net/bridge/br_if.c:732) bridge
[   25.997159][  T992]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.997162][  T992]  do_set_master (net/core/rtnetlink.c:3055)
[   25.997167][  T992]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   25.997171][  T992]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   25.997174][  T992]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   25.997176][  T992]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.997178][  T992]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.997182][  T992]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.997184][  T992]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.997186][  T992]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.997189][  T992]  ? kasan_save_stack (mm/kasan/common.c:58)
[   25.997192][  T992]  ? kasan_save_stack (mm/kasan/common.c:57)
[   25.997193][  T992]  ? kasan_save_track (mm/kasan/common.c:78)
[   25.997196][  T992]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.997198][  T992]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   25.997200][  T992]  ? ___sys_sendmsg (net/socket.c:2757)
[   25.997203][  T992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.997205][  T992]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   25.997208][  T992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.997210][  T992]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.997211][  T992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.997213][  T992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.997216][  T992]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   25.997219][  T992]  ? __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)
[   25.997221][  T992]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   25.997223][  T992]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   25.997227][  T992]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   25.997228][  T992]  ? nla_get_range_signed (lib/nlattr.c:270)
[   25.997233][  T992]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   25.997238][  T992]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   25.997244][  T992]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.997246][  T992]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.997250][  T992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.997252][  T992]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.997254][  T992]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.997256][  T992]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.997260][  T992]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.997262][  T992]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   25.997265][  T992]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.997266][  T992]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.997271][  T992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.997272][  T992]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.997276][  T992]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   25.997278][  T992]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.997280][  T992]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.997287][  T992]  ? 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))
[   25.997288][  T992]  ? 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))
[   25.997292][  T992]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.997296][  T992]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.997299][  T992]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.997303][  T992]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   25.997306][  T992]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   25.997310][  T992]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   25.997316][  T992]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   25.997318][  T992]  ? copy_msghdr_from_user (net/socket.c:2650)
[   25.997320][  T992]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   25.997322][  T992]  ? move_addr_to_kernel (net/socket.c:258)
[   25.997329][  T992]  ___sys_sendmsg (net/socket.c:2767)
[   25.997332][  T992]  ? copy_msghdr_from_user (net/socket.c:2619)
[   25.997348][  T992]  __sys_sendmsg (net/socket.c:2799)
[   25.997350][  T992]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   25.997357][  T992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.997360][  T992]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   25.997362][  T992]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   25.997365][  T992]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.997367][  T992] RIP: 0033:0x7fc212cd754e
[   25.997371][  T992] 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
[   25.997372][  T992] RSP: 002b:00007fff07e49dc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.997375][  T992] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc212cd754e
[   25.997376][  T992] RDX: 0000000000000000 RSI: 00007fff07e49e70 RDI: 0000000000000005
[   25.997377][  T992] RBP: 00007fff07e49dd0 R08: 0000000000000000 R09: 0000000000000000
[   25.997378][  T992] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7ae
[   25.997379][  T992] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff07e4a530
| [   29.047074][    C0] softirqs last disabled at (1791): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   29.047077][    C0] Preemption disabled at:
| [   29.047078][    C0] handle_softirqs (kernel/softirq.c:486 (discriminator 1) kernel/softirq.c:621 (discriminator 1))
| [   29.047086][    C0] Tainted: [W]=WARN
[   29.047087][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.047089][    C0] Call Trace:
[   29.047090][    C0]  <IRQ>
[   29.047092][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.047104][    C0]  ? handle_softirqs (kernel/softirq.c:486 (discriminator 1) kernel/softirq.c:621 (discriminator 1))
[   29.047106][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   29.047110][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   29.047113][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   29.047116][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.047120][    C0]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   29.047122][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.047125][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.047129][    C0]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.047131][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.047133][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   29.047135][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   29.047136][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   29.047140][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   29.047143][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   29.047144][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.047146][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.047148][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   29.047151][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   29.047153][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.047155][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.047156][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.047158][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   29.047160][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   29.047162][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   29.047165][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   29.047167][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.047168][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   29.047170][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.047171][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.047173][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   29.047175][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   29.047177][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   29.047179][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   29.047181][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   29.047183][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.047185][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.047187][    C0]  _printk (kernel/printk/printk.c:2504)
[   29.047190][    C0]  ? snapshot_read.cold (user.c:?)
[   29.047192][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   29.047196][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.047198][    C0]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   29.047199][    C0]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   29.047202][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   29.047205][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   29.047207][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   29.047208][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   29.047211][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.047212][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.047225][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.047227][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.047229][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.047235][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   29.047237][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.047243][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.047249][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.047255][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   29.047259][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   29.047261][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   29.047265][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.047267][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.047268][    C0]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   29.047270][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   29.047272][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.047279][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   29.047281][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.047284][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.047286][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   29.047288][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   29.047290][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.047292][    C0]  handle_softirqs (kernel/softirq.c:645)
[   29.047293][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.047295][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   29.047297][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   29.047298][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   29.047300][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   29.047303][    C0]  </IRQ>
[   29.047304][    C0]  <TASK>
[   29.047305][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   29.047307][    C0] RIP: 0010:stack_trace_consume_entry (kernel/stacktrace.c:83)
[   29.047309][    C0] Code: ea ff ff ff 74 81 eb 9f e8 59 f0 33 02 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 48 89 f8 48 83 c7 10 48 83 ec 18 <48> ba 00 00 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 0f b6 14 11 84
All code
========
   0:	ea                   	(bad)
   1:	ff                   	(bad)
   2:	ff                   	(bad)
   3:	ff 74 81 eb          	push   -0x15(%rcx,%rax,4)
   7:	9f                   	lahf
   8:	e8 59 f0 33 02       	call   0x233f066
   d:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  14:	00 00 
  16:	f3 0f 1e fa          	endbr64
  1a:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  1f:	48 89 f8             	mov    %rdi,%rax
  22:	48 83 c7 10          	add    $0x10,%rdi
  26:	48 83 ec 18          	sub    $0x18,%rsp
  2a:*	48 ba 00 00 00 00 00 	movabs $0xdffffc0000000000,%rdx		<-- trapping instruction
  31:	fc ff df 
  34:	48 89 f9             	mov    %rdi,%rcx
  37:	48 c1 e9 03          	shr    $0x3,%rcx
  3b:	0f b6 14 11          	movzbl (%rcx,%rdx,1),%edx
  3f:	84                   	.byte 0x84

Code starting with the faulting instruction
===========================================
   0:	48 ba 00 00 00 00 00 	movabs $0xdffffc0000000000,%rdx
   7:	fc ff df 
   a:	48 89 f9             	mov    %rdi,%rcx
   d:	48 c1 e9 03          	shr    $0x3,%rcx
  11:	0f b6 14 11          	movzbl (%rcx,%rdx,1),%edx
  15:	84                   	.byte 0x84
[   29.047311][    C0] RSP: 0018:ffa00000027ff5c0 EFLAGS: 00000286
[   29.047314][    C0] RAX: ffa00000027ff6a8 RBX: ffffffffa223f020 RCX: ffa00000027ff638
[   29.047316][    C0] RDX: ffa00000027ff5e0 RSI: ffffffffa28502aa RDI: ffa00000027ff6b8
[   29.047316][    C0] RBP: ffa00000027ff678 R08: ffffffffa5fd4418 R09: ffffffffa5d89f94
[   29.047317][    C0] R10: 0000000000000000 R11: 0000000000000000 R12: ffa00000027ff6a8
[   29.047318][    C0] R13: 0000000000000000 R14: ff110000091e46c0 R15: ffffffffa28ad700
[   29.047319][    C0]  ? __put_anon_vma (mm/rmap.c:137 mm/rmap.c:2970)
[   29.047321][    C0]  ? write_profile (profile.c:?)
[   29.047323][    C0]  ? free_pgtables (mm/memory.c:414)
[   29.047327][    C0]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   29.047329][    C0]  arch_stack_walk (arch/x86/kernel/stacktrace.c:27 (discriminator 1))
[   29.047332][    C0]  ? free_pgtables (mm/memory.c:414)
[   29.047334][    C0]  stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   29.047336][    C0]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   29.047337][    C0]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.047339][    C0]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.047342][    C0]  kasan_save_stack (mm/kasan/common.c:57)
[   29.047345][    C0]  ? kasan_save_stack (mm/kasan/common.c:57)
[   29.047346][    C0]  ? kasan_record_aux_stack (mm/kasan/generic.c:556)
[   29.047348][    C0]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3181)
[   29.047350][    C0]  ? kmem_cache_free (./include/linux/kmemleak.h:50 mm/slub.c:2673 mm/slub.c:6499 mm/slub.c:6626)
[   29.047352][    C0]  ? __put_anon_vma (mm/rmap.c:137 mm/rmap.c:2970)
[   29.047353][    C0]  ? unlink_anon_vmas (mm/internal.h:290 mm/rmap.c:536)
[   29.047358][    C0]  kasan_record_aux_stack (mm/kasan/generic.c:556)
[   29.047360][    C0]  ? __remove_object (mm/kmemleak.c:630)
[   29.047362][    C0]  __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3181)
[   29.047363][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   29.047365][    C0]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   29.047367][    C0]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   29.047369][    C0]  kmem_cache_free (./include/linux/kmemleak.h:50 mm/slub.c:2673 mm/slub.c:6499 mm/slub.c:6626)
[   29.047371][    C0]  __put_anon_vma (mm/rmap.c:137 mm/rmap.c:2970)
[   29.047372][    C0]  unlink_anon_vmas (mm/internal.h:290 mm/rmap.c:536)
[   29.047374][    C0]  free_pgtables (mm/memory.c:414)
[   29.047377][    C0]  ? free_pgd_range (mm/memory.c:351)
[   29.047379][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.047381][    C0]  ? rwsem_down_write_slowpath (./include/linux/list.h:170)
[   29.047383][    C0]  exit_mmap (mm/mmap.c:1327)
[   29.047385][    C0]  ? vm_brk_flags (./include/linux/seqlock.h:453)
[   29.047387][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.047388][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.047391][    C0]  ? look_up_lock_class (kernel/locking/lockdep.c:949 (discriminator 5))
[   29.047392][    C0]  ? uprobe_clear_state (kernel/events/uprobes.c:1819)
[   29.047398][    C0]  mmput (kernel/fork.c:1193 kernel/fork.c:1216)
[   29.047400][    C0]  exit_mm (kernel/exit.c:614)
[   29.047402][    C0]  do_exit (kernel/exit.c:996)
[   29.047405][    C0]  ? exit_notify (kernel/exit.c:780)
[   29.047407][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.047408][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.047411][    C0]  do_group_exit (kernel/exit.c:1151)
[   29.047412][    C0]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   29.047414][    C0]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   29.047416][    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.047417][    C0]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   29.047419][    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.047420][    C0] RIP: 0033:0x7f295d7b21b8
[   29.047423][    C0] Code: Unable to access opcode bytes at 0x7f295d7b218e.

Code starting with the faulting instruction
===========================================
[   29.047424][    C0] RSP: 002b:00007fff7f24f478 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   29.047425][    C0] RAX: ffffffffffffffda RBX: 00007f295d8e2f88 RCX: 00007f295d7b21b8
[   29.047426][    C0] RDX: 00007f295d6f0e88 RSI: ffffffffffffffb0 RDI: 0000000000000000
[   29.047427][    C0] RBP: 00007fff7f24f4d0 R08: 0000000000000000 R09: 0000000000000030
[   29.047428][    C0] R10: 00007fff7f24f310 R11: 0000000000000246 R12: 0000000000000001
[   29.047429][    C0] R13: 0000000000000000 R14: 00007f295d8e1680 R15: 00007f295d8e2fa0
| [   29.128880][    C0]
| [   29.128971][    C0]
| [   29.128971][    C0] stack backtrace:
| [   29.129275][    C0] Tainted: [W]=WARN
[   29.129276][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.129277][    C0] Call Trace:
[   29.129279][    C0]  <IRQ>
[   29.129280][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.129284][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   29.129287][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   29.129290][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   29.129292][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   29.129294][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   29.129296][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.129298][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.129306][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.129309][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.129311][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.129317][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   29.129319][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.129326][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.129333][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.129339][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   29.129342][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   29.129344][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   29.129347][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.129349][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.129351][    C0]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   29.129353][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   29.129355][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.129362][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   29.129364][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.129366][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.129369][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   29.129371][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   29.129373][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.129374][    C0]  handle_softirqs (kernel/softirq.c:645)
[   29.129376][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.129378][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   29.129380][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   29.129381][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   29.129383][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   29.129385][    C0]  </IRQ>
[   29.129385][    C0]  <TASK>
[   29.129386][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   29.129388][    C0] RIP: 0010:stack_trace_consume_entry (kernel/stacktrace.c:83)
[   29.129390][    C0] Code: ea ff ff ff 74 81 eb 9f e8 59 f0 33 02 66 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 48 89 f8 48 83 c7 10 48 83 ec 18 <48> ba 00 00 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 0f b6 14 11 84
All code
========
   0:	ea                   	(bad)
   1:	ff                   	(bad)
   2:	ff                   	(bad)
   3:	ff 74 81 eb          	push   -0x15(%rcx,%rax,4)
   7:	9f                   	lahf
   8:	e8 59 f0 33 02       	call   0x233f066
   d:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  14:	00 00 
  16:	f3 0f 1e fa          	endbr64
  1a:	0f 1f 44 00 00       	nopl   0x0(%rax,%rax,1)
  1f:	48 89 f8             	mov    %rdi,%rax
  22:	48 83 c7 10          	add    $0x10,%rdi
  26:	48 83 ec 18          	sub    $0x18,%rsp
  2a:*	48 ba 00 00 00 00 00 	movabs $0xdffffc0000000000,%rdx		<-- trapping instruction
  31:	fc ff df 
  34:	48 89 f9             	mov    %rdi,%rcx
  37:	48 c1 e9 03          	shr    $0x3,%rcx
  3b:	0f b6 14 11          	movzbl (%rcx,%rdx,1),%edx
  3f:	84                   	.byte 0x84

Code starting with the faulting instruction
===========================================
   0:	48 ba 00 00 00 00 00 	movabs $0xdffffc0000000000,%rdx
   7:	fc ff df 
   a:	48 89 f9             	mov    %rdi,%rcx
   d:	48 c1 e9 03          	shr    $0x3,%rcx
  11:	0f b6 14 11          	movzbl (%rcx,%rdx,1),%edx
  15:	84                   	.byte 0x84
[   29.129392][    C0] RSP: 0018:ffa00000027ff5c0 EFLAGS: 00000286
[   29.129394][    C0] RAX: ffa00000027ff6a8 RBX: ffffffffa223f020 RCX: ffa00000027ff638
[   29.129395][    C0] RDX: ffa00000027ff5e0 RSI: ffffffffa28502aa RDI: ffa00000027ff6b8
[   29.129396][    C0] RBP: ffa00000027ff678 R08: ffffffffa5fd4418 R09: ffffffffa5d89f94
[   29.129397][    C0] R10: 0000000000000000 R11: 0000000000000000 R12: ffa00000027ff6a8
[   29.129398][    C0] R13: 0000000000000000 R14: ff110000091e46c0 R15: ffffffffa28ad700
[   29.129399][    C0]  ? __put_anon_vma (mm/rmap.c:137 mm/rmap.c:2970)
[   29.129401][    C0]  ? write_profile (profile.c:?)
[   29.129402][    C0]  ? free_pgtables (mm/memory.c:414)
[   29.129405][    C0]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   29.129408][    C0]  arch_stack_walk (arch/x86/kernel/stacktrace.c:27 (discriminator 1))
[   29.129410][    C0]  ? free_pgtables (mm/memory.c:414)
[   29.129413][    C0]  stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   29.129414][    C0]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   29.129416][    C0]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.129418][    C0]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.129421][    C0]  kasan_save_stack (mm/kasan/common.c:57)
[   29.129422][    C0]  ? kasan_save_stack (mm/kasan/common.c:57)
[   29.129424][    C0]  ? kasan_record_aux_stack (mm/kasan/generic.c:556)
[   29.129426][    C0]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3181)
[   29.129427][    C0]  ? kmem_cache_free (./include/linux/kmemleak.h:50 mm/slub.c:2673 mm/slub.c:6499 mm/slub.c:6626)
[   29.129429][    C0]  ? __put_anon_vma (mm/rmap.c:137 mm/rmap.c:2970)
[   29.129430][    C0]  ? unlink_anon_vmas (mm/internal.h:290 mm/rmap.c:536)
[   29.129435][    C0]  kasan_record_aux_stack (mm/kasan/generic.c:556)
[   29.129437][    C0]  ? __remove_object (mm/kmemleak.c:630)
[   29.129439][    C0]  __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3181)
[   29.129441][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   29.129442][    C0]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   29.129444][    C0]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   29.129446][    C0]  kmem_cache_free (./include/linux/kmemleak.h:50 mm/slub.c:2673 mm/slub.c:6499 mm/slub.c:6626)
[   29.129448][    C0]  __put_anon_vma (mm/rmap.c:137 mm/rmap.c:2970)
[   29.129450][    C0]  unlink_anon_vmas (mm/internal.h:290 mm/rmap.c:536)
[   29.129452][    C0]  free_pgtables (mm/memory.c:414)
[   29.129454][    C0]  ? free_pgd_range (mm/memory.c:351)
[   29.129456][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.129458][    C0]  ? rwsem_down_write_slowpath (./include/linux/list.h:170)
[   29.129461][    C0]  exit_mmap (mm/mmap.c:1327)
[   29.129462][    C0]  ? vm_brk_flags (./include/linux/seqlock.h:453)
[   29.129464][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.129465][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.129468][    C0]  ? look_up_lock_class (kernel/locking/lockdep.c:949 (discriminator 5))
[   29.129469][    C0]  ? uprobe_clear_state (kernel/events/uprobes.c:1819)
[   29.129475][    C0]  mmput (kernel/fork.c:1193 kernel/fork.c:1216)
[   29.129477][    C0]  exit_mm (kernel/exit.c:614)
[   29.129479][    C0]  do_exit (kernel/exit.c:996)
[   29.129481][    C0]  ? exit_notify (kernel/exit.c:780)
[   29.129482][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.129484][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.129486][    C0]  do_group_exit (kernel/exit.c:1151)
[   29.129488][    C0]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   29.129489][    C0]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   29.129491][    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.129492][    C0]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   29.129494][    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.129495][    C0] RIP: 0033:0x7f295d7b21b8
[   29.129497][    C0] Code: Unable to access opcode bytes at 0x7f295d7b218e.

Code starting with the faulting instruction
===========================================
[   29.129498][    C0] RSP: 002b:00007fff7f24f478 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   29.129500][    C0] RAX: ffffffffffffffda RBX: 00007f295d8e2f88 RCX: 00007f295d7b21b8
[   29.129501][    C0] RDX: 00007f295d6f0e88 RSI: ffffffffffffffb0 RDI: 0000000000000000
[   29.129502][    C0] RBP: 00007fff7f24f4d0 R08: 0000000000000000 R09: 0000000000000030
[   29.129502][    C0] R10: 00007fff7f24f310 R11: 0000000000000246 R12: 0000000000000001
[   29.129503][    C0] R13: 0000000000000000 R14: 00007f295d8e1680 R15: 00007f295d8e2fa0
| [   32.932885][ T1228] softirqs last disabled at (0): 0x0
| [   32.932886][ T1228] Preemption disabled at:
| [   32.932887][ T1228] vprintk_emit (kernel/printk/printk.c:2471)
| [   32.932899][ T1228] Tainted: [W]=WARN
[   32.932900][ T1228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.932901][ T1228] Call Trace:
[   32.932903][ T1228]  <TASK>
[   32.932904][ T1228]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   32.932910][ T1228]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   32.932912][ T1228]  __might_resched.cold (kernel/sched/core.c:9234)
[   32.932916][ T1228]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   32.932919][ T1228]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   32.932922][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.932926][ T1228]  __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))
[   32.932929][ T1228]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   32.932931][ T1228]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.932935][ T1228]  ? 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)
[   32.932937][ T1228]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.932939][ T1228]  put_chars (drivers/char/virtio_console.c:1176)
[   32.932941][ T1228]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   32.932942][ T1228]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   32.932945][ T1228]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   32.932949][ T1228]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   32.932950][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.932952][ T1228]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.932954][ T1228]  console_emit_next_record (kernel/printk/printk.c:3183)
[   32.932956][ T1228]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   32.932958][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.932960][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.932962][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.932963][ T1228]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.932965][ T1228]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   32.932967][ T1228]  console_flush_one_record (kernel/printk/printk.c:3268)
[   32.932969][ T1228]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   32.932972][ T1228]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   32.932974][ T1228]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.932975][ T1228]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   32.932977][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.932979][ T1228]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   32.932980][ T1228]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   32.932982][ T1228]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   32.932984][ T1228]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   32.932986][ T1228]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   32.932988][ T1228]  vprintk_emit (kernel/printk/printk.c:2479)
[   32.932990][ T1228]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   32.932992][ T1228]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   32.932995][ T1228]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.932998][ T1228]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   32.932999][ T1228]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   32.933002][ T1228]  ? ___sys_sendmsg (net/socket.c:2767)
[   32.933003][ T1228]  ? __sys_sendmsg (net/socket.c:2799)
[   32.933005][ T1228]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   32.933008][ T1228]  _printk (kernel/printk/printk.c:2504)
[   32.933011][ T1228]  ? snapshot_read.cold (user.c:?)
[   32.933014][ T1228]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   32.933017][ T1228]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   32.933018][ T1228]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   32.933020][ T1228]  ? netdev_notice (net/core/dev.c:13194)
[   32.933022][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.933024][ T1228]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   32.933025][ T1228]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   32.933028][ T1228]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   32.933029][ T1228]  ? 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)
[   32.933032][ T1228]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   32.933035][ T1228]  dev_set_allmulti (net/core/dev_api.c:315)
[   32.933038][ T1228] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   32.933050][ T1228]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   32.933054][ T1228]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   32.933056][ T1228] br_del_if (net/bridge/br_if.c:732) bridge
[   32.933063][ T1228]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   32.933066][ T1228]  do_set_master (net/core/rtnetlink.c:3055)
[   32.933068][ T1228]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   32.933071][ T1228]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   32.933074][ T1228]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   32.933075][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.933077][ T1228]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   32.933080][ T1228]  ? kasan_save_stack (mm/kasan/common.c:58)
[   32.933083][ T1228]  ? kasan_save_stack (mm/kasan/common.c:57)
[   32.933084][ T1228]  ? kasan_save_track (mm/kasan/common.c:78)
[   32.933086][ T1228]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   32.933087][ T1228]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   32.933089][ T1228]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   32.933090][ T1228]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   32.933091][ T1228]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   32.933092][ T1228]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.933093][ T1228]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   32.933095][ T1228]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   32.933096][ T1228]  ? ___sys_sendmsg (net/socket.c:2767)
[   32.933097][ T1228]  ? __sys_sendmsg (net/socket.c:2799)
[   32.933099][ T1228]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   32.933100][ T1228]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.933103][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.933105][ T1228]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.933106][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.933108][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.933109][ T1228]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   32.933111][ T1228]  ? __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)
[   32.933114][ T1228]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   32.933115][ T1228]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   32.933117][ T1228]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   32.933118][ T1228]  ? nla_get_range_signed (lib/nlattr.c:270)
[   32.933120][ T1228]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   32.933122][ T1228]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   32.933124][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.933126][ T1228]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   32.933133][ T1228]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.933135][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.933137][ T1228]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   32.933139][ T1228]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   32.933141][ T1228]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   32.933142][ T1228]  ? __kernel_text_address (kernel/extable.c:79)
[   32.933143][ T1228]  ? write_profile (profile.c:?)
[   32.933144][ T1228]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   32.933147][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.933149][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.933150][ T1228]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   32.933154][ T1228]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.933155][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.933157][ T1228]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   32.933158][ T1228]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   32.933160][ T1228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.933162][ T1228]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   32.933163][ T1228]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   32.933165][ T1228]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   32.933167][ T1228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.933168][ T1228]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   32.933170][ T1228]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.933171][ T1228]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   32.933174][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.933175][ T1228]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   32.933177][ T1228]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.933179][ T1228]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.933181][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.933183][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.933185][ T1228]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.933186][ T1228]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   32.933188][ T1228]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   32.933190][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.933192][ T1228]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   32.933194][ T1228]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   32.933195][ T1228]  ? copy_msghdr_from_user (net/socket.c:2650)
[   32.933197][ T1228]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   32.933199][ T1228]  ? move_addr_to_kernel (net/socket.c:258)
[   32.933200][ T1228]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   32.933203][ T1228]  ___sys_sendmsg (net/socket.c:2767)
[   32.933204][ T1228]  ? copy_msghdr_from_user (net/socket.c:2619)
[   32.933209][ T1228]  __sys_sendmsg (net/socket.c:2799)
[   32.933211][ T1228]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   32.933214][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.933216][ T1228]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   32.933217][ T1228]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   32.933219][ T1228]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.933221][ T1228] RIP: 0033:0x7f97a4a4354e
[   32.933223][ T1228] 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
[   32.933225][ T1228] RSP: 002b:00007ffd370d6c90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.933228][ T1228] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f97a4a4354e
[   32.933230][ T1228] RDX: 0000000000000000 RSI: 00007ffd370d6d40 RDI: 0000000000000005
[   32.933230][ T1228] RBP: 00007ffd370d6ca0 R08: 0000000000000000 R09: 0000000000000000
[   32.933231][ T1228] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7b5
[   32.933232][ T1228] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd370d7400
| [   35.659018][ T1351] softirqs last disabled at (0): 0x0
| [   35.659020][ T1351] Preemption disabled at:
| [   35.659020][ T1351] vprintk_emit (kernel/printk/printk.c:2471)
| [   35.659031][ T1351] Tainted: [W]=WARN
[   35.659032][ T1351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.659034][ T1351] Call Trace:
[   35.659035][ T1351]  <TASK>
[   35.659037][ T1351]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   35.659042][ T1351]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   35.659044][ T1351]  __might_resched.cold (kernel/sched/core.c:9234)
[   35.659048][ T1351]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   35.659051][ T1351]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   35.659054][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.659058][ T1351]  __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))
[   35.659061][ T1351]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   35.659063][ T1351]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.659067][ T1351]  ? 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)
[   35.659069][ T1351]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.659071][ T1351]  put_chars (drivers/char/virtio_console.c:1176)
[   35.659073][ T1351]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   35.659074][ T1351]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   35.659077][ T1351]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   35.659080][ T1351]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   35.659082][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.659083][ T1351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.659085][ T1351]  console_emit_next_record (kernel/printk/printk.c:3183)
[   35.659088][ T1351]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   35.659090][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.659092][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.659093][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.659095][ T1351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.659097][ T1351]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   35.659098][ T1351]  console_flush_one_record (kernel/printk/printk.c:3268)
[   35.659101][ T1351]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   35.659103][ T1351]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   35.659105][ T1351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.659107][ T1351]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   35.659108][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.659110][ T1351]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   35.659111][ T1351]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   35.659113][ T1351]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   35.659115][ T1351]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   35.659117][ T1351]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   35.659119][ T1351]  vprintk_emit (kernel/printk/printk.c:2479)
[   35.659121][ T1351]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   35.659123][ T1351]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   35.659126][ T1351]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.659129][ T1351]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   35.659130][ T1351]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   35.659133][ T1351]  ? ___sys_sendmsg (net/socket.c:2767)
[   35.659134][ T1351]  ? __sys_sendmsg (net/socket.c:2799)
[   35.659136][ T1351]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   35.659139][ T1351]  _printk (kernel/printk/printk.c:2504)
[   35.659142][ T1351]  ? snapshot_read.cold (user.c:?)
[   35.659145][ T1351]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   35.659147][ T1351]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   35.659149][ T1351]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   35.659157][ T1351]  ? netdev_notice (net/core/dev.c:13194)
[   35.659158][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.659160][ T1351]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   35.659162][ T1351]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   35.659165][ T1351]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   35.659166][ T1351]  ? 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)
[   35.659168][ T1351]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   35.659171][ T1351]  dev_set_allmulti (net/core/dev_api.c:315)
[   35.659174][ T1351] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   35.659186][ T1351]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   35.659190][ T1351]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   35.659192][ T1351] br_del_if (net/bridge/br_if.c:732) bridge
[   35.659199][ T1351]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   35.659202][ T1351]  do_set_master (net/core/rtnetlink.c:3055)
[   35.659204][ T1351]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   35.659207][ T1351]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   35.659209][ T1351]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   35.659211][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.659212][ T1351]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   35.659216][ T1351]  ? kasan_save_stack (mm/kasan/common.c:58)
[   35.659219][ T1351]  ? kasan_save_stack (mm/kasan/common.c:57)
[   35.659220][ T1351]  ? kasan_save_track (mm/kasan/common.c:78)
[   35.659222][ T1351]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   35.659223][ T1351]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   35.659224][ T1351]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   35.659225][ T1351]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   35.659227][ T1351]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   35.659228][ T1351]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.659229][ T1351]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   35.659230][ T1351]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   35.659232][ T1351]  ? ___sys_sendmsg (net/socket.c:2767)
[   35.659233][ T1351]  ? __sys_sendmsg (net/socket.c:2799)
[   35.659234][ T1351]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   35.659235][ T1351]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.659238][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.659240][ T1351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.659241][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.659243][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.659244][ T1351]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   35.659246][ T1351]  ? __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)
[   35.659249][ T1351]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   35.659250][ T1351]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   35.659252][ T1351]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   35.659253][ T1351]  ? nla_get_range_signed (lib/nlattr.c:270)
[   35.659255][ T1351]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   35.659257][ T1351]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   35.659259][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.659261][ T1351]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.659262][ T1351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.659264][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.659266][ T1351]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   35.659267][ T1351]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   35.659269][ T1351]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   35.659270][ T1351]  ? __kernel_text_address (kernel/extable.c:79)
[   35.659272][ T1351]  ? write_profile (profile.c:?)
[   35.659273][ T1351]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   35.659275][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.659277][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.659279][ T1351]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   35.659282][ T1351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.659284][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.659285][ T1351]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.659287][ T1351]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   35.659288][ T1351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.659290][ T1351]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   35.659291][ T1351]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   35.659293][ T1351]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   35.659295][ T1351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.659296][ T1351]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   35.659298][ T1351]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.659299][ T1351]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   35.659301][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.659303][ T1351]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   35.659305][ T1351]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.659307][ T1351]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.659308][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.659310][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.659312][ T1351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.659313][ T1351]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   35.659315][ T1351]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   35.659317][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.659319][ T1351]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   35.659321][ T1351]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   35.659322][ T1351]  ? copy_msghdr_from_user (net/socket.c:2650)
[   35.659324][ T1351]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   35.659325][ T1351]  ? move_addr_to_kernel (net/socket.c:258)
[   35.659327][ T1351]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   35.659329][ T1351]  ___sys_sendmsg (net/socket.c:2767)
[   35.659331][ T1351]  ? copy_msghdr_from_user (net/socket.c:2619)
[   35.659336][ T1351]  __sys_sendmsg (net/socket.c:2799)
[   35.659337][ T1351]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   35.659340][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.659342][ T1351]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   35.659343][ T1351]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   35.659346][ T1351]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.659347][ T1351] RIP: 0033:0x7f0c8b3a654e
[   35.659349][ T1351] 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
[   35.659350][ T1351] RSP: 002b:00007ffce29543c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.659354][ T1351] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0c8b3a654e
[   35.659355][ T1351] RDX: 0000000000000000 RSI: 00007ffce2954470 RDI: 0000000000000005
[   35.659356][ T1351] RBP: 00007ffce29543d0 R08: 0000000000000000 R09: 0000000000000000
[   35.659357][ T1351] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7b8
[   35.659358][ T1351] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffce2954b30
| [   38.140940][ T1417] softirqs last disabled at (0): 0x0
| [   38.140941][ T1417] Preemption disabled at:
| [   38.140942][ T1417] vprintk_emit (kernel/printk/printk.c:2471)
| [   38.140953][ T1417] Tainted: [W]=WARN
[   38.140953][ T1417] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.140955][ T1417] Call Trace:
[   38.140957][ T1417]  <TASK>
[   38.140958][ T1417]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   38.140963][ T1417]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   38.140965][ T1417]  __might_resched.cold (kernel/sched/core.c:9234)
[   38.140969][ T1417]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   38.140972][ T1417]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   38.140975][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.140979][ T1417]  __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))
[   38.140982][ T1417]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   38.140984][ T1417]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.140988][ T1417]  ? 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)
[   38.140990][ T1417]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.140992][ T1417]  put_chars (drivers/char/virtio_console.c:1176)
[   38.140993][ T1417]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   38.140995][ T1417]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   38.140997][ T1417]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   38.141001][ T1417]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   38.141002][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.141004][ T1417]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.141006][ T1417]  console_emit_next_record (kernel/printk/printk.c:3183)
[   38.141008][ T1417]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   38.141010][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.141012][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.141013][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.141015][ T1417]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.141017][ T1417]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   38.141018][ T1417]  console_flush_one_record (kernel/printk/printk.c:3268)
[   38.141021][ T1417]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   38.141023][ T1417]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   38.141025][ T1417]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.141027][ T1417]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   38.141028][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.141030][ T1417]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   38.141032][ T1417]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   38.141033][ T1417]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   38.141035][ T1417]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   38.141037][ T1417]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   38.141039][ T1417]  vprintk_emit (kernel/printk/printk.c:2479)
[   38.141042][ T1417]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   38.141043][ T1417]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   38.141047][ T1417]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.141049][ T1417]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   38.141051][ T1417]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   38.141053][ T1417]  ? ___sys_sendmsg (net/socket.c:2767)
[   38.141055][ T1417]  ? __sys_sendmsg (net/socket.c:2799)
[   38.141056][ T1417]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   38.141060][ T1417]  _printk (kernel/printk/printk.c:2504)
[   38.141063][ T1417]  ? snapshot_read.cold (user.c:?)
[   38.141065][ T1417]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   38.141068][ T1417]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   38.141069][ T1417]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   38.141071][ T1417]  ? netdev_notice (net/core/dev.c:13194)
[   38.141073][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.141075][ T1417]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   38.141076][ T1417]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   38.141079][ T1417]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   38.141080][ T1417]  ? 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)
[   38.141083][ T1417]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   38.141086][ T1417]  dev_set_allmulti (net/core/dev_api.c:315)
[   38.141088][ T1417] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   38.141100][ T1417]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   38.141104][ T1417]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   38.141107][ T1417] br_del_if (net/bridge/br_if.c:732) bridge
[   38.141114][ T1417]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.141116][ T1417]  do_set_master (net/core/rtnetlink.c:3055)
[   38.141119][ T1417]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   38.141121][ T1417]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   38.141124][ T1417]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   38.141125][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.141127][ T1417]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   38.141130][ T1417]  ? kasan_save_stack (mm/kasan/common.c:58)
[   38.141133][ T1417]  ? kasan_save_stack (mm/kasan/common.c:57)
[   38.141134][ T1417]  ? kasan_save_track (mm/kasan/common.c:78)
[   38.141136][ T1417]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   38.141137][ T1417]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   38.141138][ T1417]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   38.141139][ T1417]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   38.141140][ T1417]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   38.141142][ T1417]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.141143][ T1417]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   38.141144][ T1417]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   38.141145][ T1417]  ? ___sys_sendmsg (net/socket.c:2767)
[   38.141147][ T1417]  ? __sys_sendmsg (net/socket.c:2799)
[   38.141148][ T1417]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   38.141149][ T1417]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.141152][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.141153][ T1417]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.141155][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.141156][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.141158][ T1417]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   38.141160][ T1417]  ? __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)
[   38.141162][ T1417]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   38.141164][ T1417]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   38.141165][ T1417]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   38.141166][ T1417]  ? nla_get_range_signed (lib/nlattr.c:270)
[   38.141168][ T1417]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   38.141170][ T1417]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   38.141172][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.141180][ T1417]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.141181][ T1417]  ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1))
[   38.141183][ T1417]  ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:167)
[   38.141187][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.141188][ T1417]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.141190][ T1417]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   38.141191][ T1417]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.141192][ T1417]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   38.141194][ T1417]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   38.141196][ T1417]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   38.141197][ T1417]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.141199][ T1417]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   38.141200][ T1417]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.141201][ T1417]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   38.141204][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.141206][ T1417]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   38.141207][ T1417]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.141209][ T1417]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.141211][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.141212][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.141214][ T1417]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.141216][ T1417]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   38.141218][ T1417]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   38.141219][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.141221][ T1417]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   38.141223][ T1417]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   38.141224][ T1417]  ? copy_msghdr_from_user (net/socket.c:2650)
[   38.141226][ T1417]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   38.141227][ T1417]  ? move_addr_to_kernel (net/socket.c:258)
[   38.141229][ T1417]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   38.141231][ T1417]  ___sys_sendmsg (net/socket.c:2767)
[   38.141233][ T1417]  ? copy_msghdr_from_user (net/socket.c:2619)
[   38.141238][ T1417]  __sys_sendmsg (net/socket.c:2799)
[   38.141239][ T1417]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   38.141242][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.141244][ T1417]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   38.141245][ T1417]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   38.141247][ T1417]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.141248][ T1417] RIP: 0033:0x7fa7df55454e
[   38.141250][ T1417] 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
[   38.141252][ T1417] RSP: 002b:00007ffc28bf3750 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.141255][ T1417] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa7df55454e
[   38.141257][ T1417] RDX: 0000000000000000 RSI: 00007ffc28bf3800 RDI: 0000000000000005
[   38.141258][ T1417] RBP: 00007ffc28bf3760 R08: 0000000000000000 R09: 0000000000000000
[   38.141258][ T1417] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7ba
[   38.141259][ T1417] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc28bf3ec0
| [   40.808934][ T1522] softirqs last disabled at (0): 0x0
| [   40.808936][ T1522] Preemption disabled at:
| [   40.808937][ T1522] vprintk_emit (kernel/printk/printk.c:2471)
| [   40.808948][ T1522] Tainted: [W]=WARN
[   40.808949][ T1522] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.808951][ T1522] Call Trace:
[   40.808952][ T1522]  <TASK>
[   40.808953][ T1522]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   40.808959][ T1522]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   40.808961][ T1522]  __might_resched.cold (kernel/sched/core.c:9234)
[   40.808965][ T1522]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   40.808968][ T1522]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   40.808971][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.808975][ T1522]  __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))
[   40.808978][ T1522]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   40.808980][ T1522]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.808984][ T1522]  ? 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)
[   40.808986][ T1522]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.808988][ T1522]  put_chars (drivers/char/virtio_console.c:1176)
[   40.808990][ T1522]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   40.808992][ T1522]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   40.808994][ T1522]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   40.808997][ T1522]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   40.808999][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809001][ T1522]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.809003][ T1522]  console_emit_next_record (kernel/printk/printk.c:3183)
[   40.809005][ T1522]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   40.809007][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809009][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809011][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809012][ T1522]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.809014][ T1522]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   40.809016][ T1522]  console_flush_one_record (kernel/printk/printk.c:3268)
[   40.809018][ T1522]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   40.809021][ T1522]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   40.809023][ T1522]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.809024][ T1522]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   40.809026][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809028][ T1522]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   40.809029][ T1522]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   40.809031][ T1522]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   40.809033][ T1522]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   40.809035][ T1522]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   40.809037][ T1522]  vprintk_emit (kernel/printk/printk.c:2479)
[   40.809039][ T1522]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   40.809041][ T1522]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   40.809045][ T1522]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.809048][ T1522]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   40.809049][ T1522]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   40.809052][ T1522]  ? ___sys_sendmsg (net/socket.c:2767)
[   40.809053][ T1522]  ? __sys_sendmsg (net/socket.c:2799)
[   40.809055][ T1522]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   40.809058][ T1522]  _printk (kernel/printk/printk.c:2504)
[   40.809062][ T1522]  ? snapshot_read.cold (user.c:?)
[   40.809064][ T1522]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   40.809067][ T1522]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   40.809068][ T1522]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   40.809070][ T1522]  ? netdev_notice (net/core/dev.c:13194)
[   40.809072][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809074][ T1522]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   40.809076][ T1522]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   40.809078][ T1522]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   40.809080][ T1522]  ? 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)
[   40.809082][ T1522]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   40.809086][ T1522]  dev_set_allmulti (net/core/dev_api.c:315)
[   40.809089][ T1522] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   40.809101][ T1522]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   40.809105][ T1522]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   40.809108][ T1522] br_del_if (net/bridge/br_if.c:732) bridge
[   40.809115][ T1522]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   40.809117][ T1522]  do_set_master (net/core/rtnetlink.c:3055)
[   40.809120][ T1522]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   40.809122][ T1522]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   40.809125][ T1522]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   40.809126][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809128][ T1522]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   40.809132][ T1522]  ? kasan_save_stack (mm/kasan/common.c:58)
[   40.809135][ T1522]  ? kasan_save_stack (mm/kasan/common.c:57)
[   40.809136][ T1522]  ? kasan_save_track (mm/kasan/common.c:78)
[   40.809138][ T1522]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   40.809139][ T1522]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   40.809141][ T1522]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   40.809142][ T1522]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   40.809143][ T1522]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   40.809144][ T1522]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.809146][ T1522]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   40.809147][ T1522]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   40.809148][ T1522]  ? ___sys_sendmsg (net/socket.c:2767)
[   40.809149][ T1522]  ? __sys_sendmsg (net/socket.c:2799)
[   40.809151][ T1522]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   40.809152][ T1522]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.809155][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809156][ T1522]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.809158][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809160][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809161][ T1522]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   40.809163][ T1522]  ? __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)
[   40.809166][ T1522]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   40.809167][ T1522]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   40.809169][ T1522]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   40.809170][ T1522]  ? nla_get_range_signed (lib/nlattr.c:270)
[   40.809172][ T1522]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   40.809174][ T1522]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   40.809176][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809178][ T1522]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   40.809179][ T1522]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.809181][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809183][ T1522]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   40.809184][ T1522]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   40.809186][ T1522]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   40.809188][ T1522]  ? __kernel_text_address (kernel/extable.c:79)
[   40.809189][ T1522]  ? write_profile (profile.c:?)
[   40.809190][ T1522]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   40.809192][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809194][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809203][ T1522]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   40.809207][ T1522]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.809208][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809210][ T1522]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   40.809211][ T1522]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   40.809213][ T1522]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.809214][ T1522]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   40.809216][ T1522]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   40.809218][ T1522]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   40.809220][ T1522]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.809221][ T1522]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   40.809223][ T1522]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.809224][ T1522]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   40.809226][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809228][ T1522]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   40.809230][ T1522]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.809232][ T1522]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.809234][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809235][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809237][ T1522]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.809239][ T1522]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   40.809241][ T1522]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   40.809243][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809245][ T1522]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   40.809246][ T1522]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   40.809248][ T1522]  ? copy_msghdr_from_user (net/socket.c:2650)
[   40.809250][ T1522]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   40.809251][ T1522]  ? move_addr_to_kernel (net/socket.c:258)
[   40.809253][ T1522]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   40.809255][ T1522]  ___sys_sendmsg (net/socket.c:2767)
[   40.809257][ T1522]  ? copy_msghdr_from_user (net/socket.c:2619)
[   40.809262][ T1522]  __sys_sendmsg (net/socket.c:2799)
[   40.809264][ T1522]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   40.809267][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809269][ T1522]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   40.809270][ T1522]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   40.809272][ T1522]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.809274][ T1522] RIP: 0033:0x7f47ba99b54e
[   40.809276][ T1522] 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
[   40.809278][ T1522] RSP: 002b:00007ffc0bbbc890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.809281][ T1522] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f47ba99b54e
[   40.809283][ T1522] RDX: 0000000000000000 RSI: 00007ffc0bbbc940 RDI: 0000000000000005
[   40.809284][ T1522] RBP: 00007ffc0bbbc8a0 R08: 0000000000000000 R09: 0000000000000000
[   40.809285][ T1522] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7bd
[   40.809285][ T1522] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc0bbbd000
| [   43.716776][ T1645] softirqs last disabled at (0): 0x0
| [   43.716777][ T1645] Preemption disabled at:
| [   43.716778][ T1645] vprintk_emit (kernel/printk/printk.c:2471)
| [   43.716789][ T1645] Tainted: [W]=WARN
[   43.716790][ T1645] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.716791][ T1645] Call Trace:
[   43.716793][ T1645]  <TASK>
[   43.716794][ T1645]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   43.716799][ T1645]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   43.716801][ T1645]  __might_resched.cold (kernel/sched/core.c:9234)
[   43.716805][ T1645]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   43.716808][ T1645]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   43.716811][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.716815][ T1645]  __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))
[   43.716818][ T1645]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   43.716820][ T1645]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   43.716824][ T1645]  ? 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)
[   43.716826][ T1645]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   43.716827][ T1645]  put_chars (drivers/char/virtio_console.c:1176)
[   43.716829][ T1645]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   43.716831][ T1645]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   43.716834][ T1645]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   43.716837][ T1645]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   43.716838][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.716840][ T1645]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.716842][ T1645]  console_emit_next_record (kernel/printk/printk.c:3183)
[   43.716845][ T1645]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   43.716847][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.716849][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.716850][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.716852][ T1645]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.716854][ T1645]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   43.716856][ T1645]  console_flush_one_record (kernel/printk/printk.c:3268)
[   43.716858][ T1645]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   43.716861][ T1645]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   43.716865][ T1645]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.716867][ T1645]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   43.716868][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.716870][ T1645]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   43.716871][ T1645]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   43.716873][ T1645]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   43.716875][ T1645]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   43.716877][ T1645]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   43.716879][ T1645]  vprintk_emit (kernel/printk/printk.c:2479)
[   43.716882][ T1645]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   43.716883][ T1645]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   43.716886][ T1645]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.716889][ T1645]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   43.716890][ T1645]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   43.716893][ T1645]  ? ___sys_sendmsg (net/socket.c:2767)
[   43.716894][ T1645]  ? __sys_sendmsg (net/socket.c:2799)
[   43.716896][ T1645]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   43.716899][ T1645]  _printk (kernel/printk/printk.c:2504)
[   43.716902][ T1645]  ? snapshot_read.cold (user.c:?)
[   43.716905][ T1645]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   43.716907][ T1645]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   43.716909][ T1645]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   43.716911][ T1645]  ? netdev_notice (net/core/dev.c:13194)
[   43.716913][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.716915][ T1645]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   43.716916][ T1645]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   43.716919][ T1645]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   43.716920][ T1645]  ? 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)
[   43.716923][ T1645]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   43.716926][ T1645]  dev_set_allmulti (net/core/dev_api.c:315)
[   43.716928][ T1645] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   43.716941][ T1645]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   43.716944][ T1645]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   43.716947][ T1645] br_del_if (net/bridge/br_if.c:732) bridge
[   43.716954][ T1645]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   43.716957][ T1645]  do_set_master (net/core/rtnetlink.c:3055)
[   43.716959][ T1645]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   43.716962][ T1645]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   43.716965][ T1645]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   43.716966][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.716967][ T1645]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   43.716971][ T1645]  ? kasan_save_stack (mm/kasan/common.c:58)
[   43.716974][ T1645]  ? kasan_save_stack (mm/kasan/common.c:57)
[   43.716975][ T1645]  ? kasan_save_track (mm/kasan/common.c:78)
[   43.716977][ T1645]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   43.716978][ T1645]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   43.716980][ T1645]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   43.716981][ T1645]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   43.716982][ T1645]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   43.716984][ T1645]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.716985][ T1645]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   43.716986][ T1645]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   43.716987][ T1645]  ? ___sys_sendmsg (net/socket.c:2767)
[   43.716989][ T1645]  ? __sys_sendmsg (net/socket.c:2799)
[   43.716990][ T1645]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   43.716991][ T1645]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.716994][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.716996][ T1645]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.716997][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.716999][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.717001][ T1645]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   43.717003][ T1645]  ? __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)
[   43.717005][ T1645]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   43.717007][ T1645]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   43.717008][ T1645]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   43.717009][ T1645]  ? nla_get_range_signed (lib/nlattr.c:270)
[   43.717012][ T1645]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   43.717014][ T1645]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   43.717016][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.717018][ T1645]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.717019][ T1645]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.717020][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.717022][ T1645]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   43.717024][ T1645]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   43.717026][ T1645]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   43.717027][ T1645]  ? __kernel_text_address (kernel/extable.c:79)
[   43.717029][ T1645]  ? write_profile (profile.c:?)
[   43.717030][ T1645]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   43.717032][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.717034][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.717036][ T1645]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   43.717039][ T1645]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.717041][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.717043][ T1645]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.717044][ T1645]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   43.717046][ T1645]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.717047][ T1645]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   43.717048][ T1645]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   43.717051][ T1645]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   43.717052][ T1645]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.717054][ T1645]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   43.717055][ T1645]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.717057][ T1645]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   43.717059][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.717061][ T1645]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   43.717063][ T1645]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.717065][ T1645]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.717067][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.717068][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.717070][ T1645]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.717072][ T1645]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   43.717074][ T1645]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   43.717076][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.717078][ T1645]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   43.717080][ T1645]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   43.717081][ T1645]  ? copy_msghdr_from_user (net/socket.c:2650)
[   43.717083][ T1645]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   43.717085][ T1645]  ? move_addr_to_kernel (net/socket.c:258)
[   43.717086][ T1645]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   43.717089][ T1645]  ___sys_sendmsg (net/socket.c:2767)
[   43.717090][ T1645]  ? copy_msghdr_from_user (net/socket.c:2619)
[   43.717095][ T1645]  __sys_sendmsg (net/socket.c:2799)
[   43.717097][ T1645]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   43.717100][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.717102][ T1645]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   43.717104][ T1645]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   43.717106][ T1645]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.717107][ T1645] RIP: 0033:0x7f4f9d28a54e
[   43.717109][ T1645] 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
[   43.717111][ T1645] RSP: 002b:00007ffe67bbc7f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.717115][ T1645] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4f9d28a54e
[   43.717116][ T1645] RDX: 0000000000000000 RSI: 00007ffe67bbc8a0 RDI: 0000000000000005
[   43.717117][ T1645] RBP: 00007ffe67bbc800 R08: 0000000000000000 R09: 0000000000000000
[   43.717118][ T1645] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7c0
[   43.717119][ T1645] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe67bbcf60
| [   46.484581][ T1753] softirqs last disabled at (0): 0x0
| [   46.484583][ T1753] Preemption disabled at:
| [   46.484584][ T1753] vprintk_emit (kernel/printk/printk.c:2471)
| [   46.484594][ T1753] Tainted: [W]=WARN
[   46.484595][ T1753] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.484597][ T1753] Call Trace:
[   46.484598][ T1753]  <TASK>
[   46.484599][ T1753]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   46.484605][ T1753]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   46.484607][ T1753]  __might_resched.cold (kernel/sched/core.c:9234)
[   46.484611][ T1753]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   46.484614][ T1753]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   46.484616][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.484620][ T1753]  __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))
[   46.484623][ T1753]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   46.484625][ T1753]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.484629][ T1753]  ? 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)
[   46.484631][ T1753]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.484633][ T1753]  put_chars (drivers/char/virtio_console.c:1176)
[   46.484635][ T1753]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   46.484637][ T1753]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   46.484639][ T1753]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   46.484643][ T1753]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   46.484644][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.484646][ T1753]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.484648][ T1753]  console_emit_next_record (kernel/printk/printk.c:3183)
[   46.484650][ T1753]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   46.484652][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.484654][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.484655][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.484657][ T1753]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.484659][ T1753]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   46.484661][ T1753]  console_flush_one_record (kernel/printk/printk.c:3268)
[   46.484663][ T1753]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   46.484666][ T1753]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   46.484668][ T1753]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.484669][ T1753]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   46.484671][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.484673][ T1753]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.484674][ T1753]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   46.484675][ T1753]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   46.484678][ T1753]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   46.484680][ T1753]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   46.484682][ T1753]  vprintk_emit (kernel/printk/printk.c:2479)
[   46.484684][ T1753]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   46.484686][ T1753]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   46.484689][ T1753]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.484692][ T1753]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   46.484693][ T1753]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   46.484696][ T1753]  ? ___sys_sendmsg (net/socket.c:2767)
[   46.484697][ T1753]  ? __sys_sendmsg (net/socket.c:2799)
[   46.484699][ T1753]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   46.484702][ T1753]  _printk (kernel/printk/printk.c:2504)
[   46.484706][ T1753]  ? snapshot_read.cold (user.c:?)
[   46.484708][ T1753]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   46.484710][ T1753]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   46.484712][ T1753]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   46.484714][ T1753]  ? netdev_notice (net/core/dev.c:13194)
[   46.484716][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.484717][ T1753]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   46.484719][ T1753]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   46.484721][ T1753]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   46.484723][ T1753]  ? 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)
[   46.484725][ T1753]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   46.484728][ T1753]  dev_set_allmulti (net/core/dev_api.c:315)
[   46.484731][ T1753] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   46.484743][ T1753]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   46.484747][ T1753]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   46.484749][ T1753] br_del_if (net/bridge/br_if.c:732) bridge
[   46.484757][ T1753]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   46.484759][ T1753]  do_set_master (net/core/rtnetlink.c:3055)
[   46.484761][ T1753]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   46.484764][ T1753]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   46.484766][ T1753]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   46.484768][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.484769][ T1753]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   46.484773][ T1753]  ? kasan_save_stack (mm/kasan/common.c:58)
[   46.484776][ T1753]  ? kasan_save_stack (mm/kasan/common.c:57)
[   46.484777][ T1753]  ? kasan_save_track (mm/kasan/common.c:78)
[   46.484779][ T1753]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   46.484780][ T1753]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   46.484782][ T1753]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   46.484783][ T1753]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   46.484784][ T1753]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   46.484785][ T1753]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.484786][ T1753]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   46.484788][ T1753]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   46.484789][ T1753]  ? ___sys_sendmsg (net/socket.c:2767)
[   46.484790][ T1753]  ? __sys_sendmsg (net/socket.c:2799)
[   46.484792][ T1753]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   46.484793][ T1753]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.484795][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.484797][ T1753]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.484799][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.484800][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.484802][ T1753]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   46.484804][ T1753]  ? __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)
[   46.484806][ T1753]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   46.484807][ T1753]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   46.484809][ T1753]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   46.484810][ T1753]  ? nla_get_range_signed (lib/nlattr.c:270)
[   46.484812][ T1753]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   46.484814][ T1753]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   46.484816][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.484818][ T1753]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.484819][ T1753]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.484821][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.484823][ T1753]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   46.484825][ T1753]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   46.484826][ T1753]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   46.484828][ T1753]  ? __kernel_text_address (kernel/extable.c:79)
[   46.484829][ T1753]  ? write_profile (profile.c:?)
[   46.484830][ T1753]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   46.484833][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.484834][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.484836][ T1753]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   46.484840][ T1753]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.484841][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.484843][ T1753]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.484844][ T1753]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   46.484846][ T1753]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.484847][ T1753]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   46.484849][ T1753]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   46.484851][ T1753]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   46.484853][ T1753]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.484854][ T1753]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.484856][ T1753]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.484857][ T1753]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   46.484859][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.484861][ T1753]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.484866][ T1753]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.484868][ T1753]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.484869][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.484871][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.484873][ T1753]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.484874][ T1753]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   46.484876][ T1753]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   46.484878][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.484880][ T1753]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.484882][ T1753]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   46.484883][ T1753]  ? copy_msghdr_from_user (net/socket.c:2650)
[   46.484885][ T1753]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   46.484887][ T1753]  ? move_addr_to_kernel (net/socket.c:258)
[   46.484888][ T1753]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   46.484891][ T1753]  ___sys_sendmsg (net/socket.c:2767)
[   46.484892][ T1753]  ? copy_msghdr_from_user (net/socket.c:2619)
[   46.484897][ T1753]  __sys_sendmsg (net/socket.c:2799)
[   46.484899][ T1753]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   46.484902][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.484904][ T1753]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   46.484905][ T1753]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   46.484907][ T1753]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.484909][ T1753] RIP: 0033:0x7f675eee054e
[   46.484911][ T1753] 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
[   46.484912][ T1753] RSP: 002b:00007ffe041f3dd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.484916][ T1753] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f675eee054e
[   46.484918][ T1753] RDX: 0000000000000000 RSI: 00007ffe041f3e80 RDI: 0000000000000005
[   46.484919][ T1753] RBP: 00007ffe041f3de0 R08: 0000000000000000 R09: 0000000000000000
[   46.484920][ T1753] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7c2
[   46.484920][ T1753] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe041f4540
| [   49.193260][ T1851] softirqs last disabled at (0): 0x0
| [   49.193262][ T1851] Preemption disabled at:
| [   49.193263][ T1851] vprintk_emit (kernel/printk/printk.c:2471)
| [   49.193281][ T1851] Tainted: [W]=WARN
[   49.193282][ T1851] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.193284][ T1851] Call Trace:
[   49.193285][ T1851]  <TASK>
[   49.193287][ T1851]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   49.193292][ T1851]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   49.193294][ T1851]  __might_resched.cold (kernel/sched/core.c:9234)
[   49.193298][ T1851]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   49.193301][ T1851]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   49.193304][ T1851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.193307][ T1851]  __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))
[   49.193310][ T1851]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   49.193313][ T1851]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.193317][ T1851]  ? 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)
[   49.193318][ T1851]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.193320][ T1851]  put_chars (drivers/char/virtio_console.c:1176)
[   49.193322][ T1851]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   49.193324][ T1851]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   49.193326][ T1851]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   49.193329][ T1851]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   49.193331][ T1851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.193333][ T1851]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.193335][ T1851]  console_emit_next_record (kernel/printk/printk.c:3183)
[   49.193337][ T1851]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   49.193339][ T1851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.193341][ T1851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.193342][ T1851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.193344][ T1851]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.193346][ T1851]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   49.193347][ T1851]  console_flush_one_record (kernel/printk/printk.c:3268)
[   49.193350][ T1851]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   49.193352][ T1851]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   49.193354][ T1851]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.193355][ T1851]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   49.193357][ T1851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.193359][ T1851]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.193360][ T1851]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   49.193361][ T1851]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   49.193363][ T1851]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   49.193365][ T1851]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   49.193367][ T1851]  vprintk_emit (kernel/printk/printk.c:2479)
[   49.193370][ T1851]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   49.193371][ T1851]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   49.193375][ T1851]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.193377][ T1851]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   49.193378][ T1851]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   49.193381][ T1851]  ? ___sys_sendmsg (net/socket.c:2767)
[   49.193382][ T1851]  ? __sys_sendmsg (net/socket.c:2799)
[   49.193384][ T1851]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   49.193387][ T1851]  _printk (kernel/printk/printk.c:2504)
[   49.193391][ T1851]  ? snapshot_read.cold (user.c:?)
[   49.193393][ T1851]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   49.193395][ T1851]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   49.193397][ T1851]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   49.193399][ T1851]  ? netdev_notice (net/core/dev.c:13194)
[   49.193401][ T1851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.193402][ T1851]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   49.193404][ T1851]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   49.193406][ T1851]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   49.193408][ T1851]  ? 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)
[   49.193410][ T1851]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   49.193413][ T1851]  dev_set_allmulti (net/core/dev_api.c:315)
[   49.193416][ T1851] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   49.193428][ T1851]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   49.193431][ T1851]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   49.193434][ T1851] br_del_if (net/bridge/br_if.c:732) bridge
[   49.193441][ T1851]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.193444][ T1851]  do_set_master (net/core/rtnetlink.c:3055)
[   49.193446][ T1851]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   49.193449][ T1851]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   49.193452][ T1851]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   49.193453][ T1851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.193454][ T1851]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   49.193458][ T1851]  ? kasan_save_stack (mm/kasan/common.c:58)
[   49.193461][ T1851]  ? kasan_save_stack (mm/kasan/common.c:57)
[   49.193462][ T1851]  ? kasan_save_track (mm/kasan/common.c:78)
[   49.193463][ T1851]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   49.193465][ T1851]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   49.193466][ T1851]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   49.193467][ T1851]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   49.193469][ T1851]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   49.193470][ T1851]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.193471][ T1851]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   49.193472][ T1851]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   49.193474][ T1851]  ? ___sys_sendmsg (net/socket.c:2767)
[   49.193475][ T1851]  ? __sys_sendmsg (net/socket.c:2799)
[   49.193477][ T1851]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   49.193478][ T1851]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.193480][ T1851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.193482][ T1851]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.193483][ T1851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.193485][ T1851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.193487][ T1851]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   49.193489][ T1851]  ? __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)
[   49.193491][ T1851]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   49.193492][ T1851]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   49.193494][ T1851]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   49.193495][ T1851]  ? nla_get_range_signed (lib/nlattr.c:270)
[   49.193497][ T1851]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   49.193499][ T1851]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   49.193501][ T1851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.193503][ T1851]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.193504][ T1851]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.193505][ T1851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.193508][ T1851]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   49.193509][ T1851]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   49.193511][ T1851]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   49.193512][ T1851]  ? __kernel_text_address (kernel/extable.c:79)
[   49.193513][ T1851]  ? write_profile (profile.c:?)
[   49.193515][ T1851]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   49.193517][ T1851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.193519][ T1851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.193520][ T1851]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   49.193524][ T1851]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.193525][ T1851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.193527][ T1851]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.193528][ T1851]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   49.193530][ T1851]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.193531][ T1851]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   49.193533][ T1851]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   49.193535][ T1851]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   49.193537][ T1851]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.193538][ T1851]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.193539][ T1851]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.193541][ T1851]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   49.193543][ T1851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.193545][ T1851]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.193547][ T1851]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.193549][ T1851]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.193550][ T1851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.193552][ T1851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.193554][ T1851]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.193556][ T1851]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   49.193558][ T1851]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   49.193559][ T1851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.193561][ T1851]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.193563][ T1851]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   49.193564][ T1851]  ? copy_msghdr_from_user (net/socket.c:2650)
[   49.193566][ T1851]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   49.193568][ T1851]  ? move_addr_to_kernel (net/socket.c:258)
[   49.193569][ T1851]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   49.193571][ T1851]  ___sys_sendmsg (net/socket.c:2767)
[   49.193573][ T1851]  ? copy_msghdr_from_user (net/socket.c:2619)
[   49.193578][ T1851]  __sys_sendmsg (net/socket.c:2799)
[   49.193580][ T1851]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   49.193583][ T1851]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.193585][ T1851]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   49.193586][ T1851]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   49.193588][ T1851]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.193590][ T1851] RIP: 0033:0x7f31c876654e
[   49.193592][ T1851] 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
[   49.193593][ T1851] RSP: 002b:00007ffcc1fe2140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.193597][ T1851] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f31c876654e
[   49.193599][ T1851] RDX: 0000000000000000 RSI: 00007ffcc1fe21f0 RDI: 0000000000000005
[   49.193599][ T1851] RBP: 00007ffcc1fe2150 R08: 0000000000000000 R09: 0000000000000000
[   49.193600][ T1851] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7c5
[   49.193601][ T1851] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcc1fe28b0
| [   51.987500][ T1964] softirqs last disabled at (0): 0x0
| [   51.987501][ T1964] Preemption disabled at:
| [   51.987502][ T1964] vprintk_emit (kernel/printk/printk.c:2471)
| [   51.987513][ T1964] Tainted: [W]=WARN
[   51.987513][ T1964] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.987515][ T1964] Call Trace:
[   51.987517][ T1964]  <TASK>
[   51.987518][ T1964]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   51.987523][ T1964]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   51.987525][ T1964]  __might_resched.cold (kernel/sched/core.c:9234)
[   51.987529][ T1964]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   51.987532][ T1964]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   51.987535][ T1964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.987538][ T1964]  __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))
[   51.987541][ T1964]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   51.987543][ T1964]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.987547][ T1964]  ? 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)
[   51.987549][ T1964]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.987551][ T1964]  put_chars (drivers/char/virtio_console.c:1176)
[   51.987553][ T1964]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   51.987554][ T1964]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   51.987557][ T1964]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   51.987560][ T1964]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   51.987561][ T1964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.987563][ T1964]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.987565][ T1964]  console_emit_next_record (kernel/printk/printk.c:3183)
[   51.987567][ T1964]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   51.987569][ T1964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.987571][ T1964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.987573][ T1964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.987574][ T1964]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.987576][ T1964]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   51.987578][ T1964]  console_flush_one_record (kernel/printk/printk.c:3268)
[   51.987580][ T1964]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   51.987583][ T1964]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   51.987584][ T1964]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.987586][ T1964]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   51.987587][ T1964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.987589][ T1964]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   51.987591][ T1964]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   51.987592][ T1964]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   51.987594][ T1964]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   51.987596][ T1964]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   51.987598][ T1964]  vprintk_emit (kernel/printk/printk.c:2479)
[   51.987600][ T1964]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   51.987602][ T1964]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   51.987605][ T1964]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.987607][ T1964]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   51.987609][ T1964]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   51.987612][ T1964]  ? ___sys_sendmsg (net/socket.c:2767)
[   51.987613][ T1964]  ? __sys_sendmsg (net/socket.c:2799)
[   51.987614][ T1964]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   51.987618][ T1964]  _printk (kernel/printk/printk.c:2504)
[   51.987621][ T1964]  ? snapshot_read.cold (user.c:?)
[   51.987623][ T1964]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   51.987626][ T1964]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   51.987627][ T1964]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   51.987629][ T1964]  ? netdev_notice (net/core/dev.c:13194)
[   51.987631][ T1964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.987633][ T1964]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   51.987634][ T1964]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   51.987637][ T1964]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   51.987638][ T1964]  ? 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)
[   51.987640][ T1964]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   51.987643][ T1964]  dev_set_allmulti (net/core/dev_api.c:315)
[   51.987646][ T1964] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   51.987658][ T1964]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   51.987661][ T1964]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   51.987664][ T1964] br_del_if (net/bridge/br_if.c:732) bridge
[   51.987670][ T1964]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   51.987673][ T1964]  do_set_master (net/core/rtnetlink.c:3055)
[   51.987675][ T1964]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   51.987678][ T1964]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   51.987681][ T1964]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   51.987682][ T1964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.987684][ T1964]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   51.987687][ T1964]  ? kasan_save_stack (mm/kasan/common.c:58)
[   51.987690][ T1964]  ? kasan_save_stack (mm/kasan/common.c:57)
[   51.987691][ T1964]  ? kasan_save_track (mm/kasan/common.c:78)
[   51.987693][ T1964]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   51.987694][ T1964]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   51.987695][ T1964]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   51.987696][ T1964]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   51.987697][ T1964]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   51.987699][ T1964]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.987700][ T1964]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   51.987701][ T1964]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   51.987702][ T1964]  ? ___sys_sendmsg (net/socket.c:2767)
[   51.987704][ T1964]  ? __sys_sendmsg (net/socket.c:2799)
[   51.987705][ T1964]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   51.987706][ T1964]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.987709][ T1964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.987710][ T1964]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.987712][ T1964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.987713][ T1964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.987715][ T1964]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   51.987717][ T1964]  ? __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)
[   51.987719][ T1964]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   51.987720][ T1964]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   51.987722][ T1964]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   51.987723][ T1964]  ? nla_get_range_signed (lib/nlattr.c:270)
[   51.987725][ T1964]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   51.987727][ T1964]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   51.987729][ T1964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.987731][ T1964]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   51.987732][ T1964]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.987733][ T1964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.987735][ T1964]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   51.987737][ T1964]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   51.987738][ T1964]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   51.987740][ T1964]  ? __kernel_text_address (kernel/extable.c:79)
[   51.987741][ T1964]  ? write_profile (profile.c:?)
[   51.987742][ T1964]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   51.987744][ T1964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.987746][ T1964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.987748][ T1964]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   51.987751][ T1964]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.987752][ T1964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.987754][ T1964]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   51.987755][ T1964]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   51.987757][ T1964]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.987758][ T1964]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   51.987760][ T1964]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   51.987762][ T1964]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   51.987764][ T1964]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.987765][ T1964]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   51.987766][ T1964]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.987768][ T1964]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   51.987770][ T1964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.987772][ T1964]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   51.987774][ T1964]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.987776][ T1964]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.987777][ T1964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.987779][ T1964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.987780][ T1964]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.987782][ T1964]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   51.987784][ T1964]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   51.987786][ T1964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.987788][ T1964]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   51.987789][ T1964]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   51.987791][ T1964]  ? copy_msghdr_from_user (net/socket.c:2650)
[   51.987792][ T1964]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   51.987794][ T1964]  ? move_addr_to_kernel (net/socket.c:258)
[   51.987795][ T1964]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   51.987798][ T1964]  ___sys_sendmsg (net/socket.c:2767)
[   51.987799][ T1964]  ? copy_msghdr_from_user (net/socket.c:2619)
[   51.987804][ T1964]  __sys_sendmsg (net/socket.c:2799)
[   51.987806][ T1964]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   51.987809][ T1964]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.987810][ T1964]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   51.987812][ T1964]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   51.987814][ T1964]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.987815][ T1964] RIP: 0033:0x7f4214ec954e
[   51.987817][ T1964] 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
[   51.987819][ T1964] RSP: 002b:00007ffd86eec830 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.987823][ T1964] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4214ec954e
[   51.987824][ T1964] RDX: 0000000000000000 RSI: 00007ffd86eec8e0 RDI: 0000000000000005
[   51.987825][ T1964] RBP: 00007ffd86eec840 R08: 0000000000000000 R09: 0000000000000000
[   51.987826][ T1964] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7c8
[   51.987827][ T1964] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd86eecfa0
| [   55.788305][ T2087] softirqs last disabled at (0): 0x0
| [   55.788307][ T2087] Preemption disabled at:
| [   55.788308][ T2087] vprintk_emit (kernel/printk/printk.c:2471)
| [   55.788318][ T2087] Tainted: [W]=WARN
[   55.788319][ T2087] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.788321][ T2087] Call Trace:
[   55.788322][ T2087]  <TASK>
[   55.788323][ T2087]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   55.788334][ T2087]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   55.788336][ T2087]  __might_resched.cold (kernel/sched/core.c:9234)
[   55.788340][ T2087]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   55.788343][ T2087]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   55.788346][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.788350][ T2087]  __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))
[   55.788353][ T2087]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   55.788355][ T2087]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   55.788359][ T2087]  ? 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)
[   55.788361][ T2087]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   55.788363][ T2087]  put_chars (drivers/char/virtio_console.c:1176)
[   55.788365][ T2087]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   55.788366][ T2087]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   55.788369][ T2087]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   55.788372][ T2087]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   55.788373][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.788375][ T2087]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.788377][ T2087]  console_emit_next_record (kernel/printk/printk.c:3183)
[   55.788379][ T2087]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   55.788381][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.788383][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.788384][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.788386][ T2087]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.788388][ T2087]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   55.788389][ T2087]  console_flush_one_record (kernel/printk/printk.c:3268)
[   55.788392][ T2087]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   55.788394][ T2087]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   55.788396][ T2087]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.788397][ T2087]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   55.788399][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.788400][ T2087]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   55.788402][ T2087]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   55.788403][ T2087]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   55.788405][ T2087]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   55.788407][ T2087]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   55.788409][ T2087]  vprintk_emit (kernel/printk/printk.c:2479)
[   55.788411][ T2087]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   55.788413][ T2087]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   55.788416][ T2087]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.788418][ T2087]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   55.788419][ T2087]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   55.788422][ T2087]  ? ___sys_sendmsg (net/socket.c:2767)
[   55.788423][ T2087]  ? __sys_sendmsg (net/socket.c:2799)
[   55.788425][ T2087]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   55.788428][ T2087]  _printk (kernel/printk/printk.c:2504)
[   55.788431][ T2087]  ? snapshot_read.cold (user.c:?)
[   55.788433][ T2087]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   55.788436][ T2087]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   55.788438][ T2087]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   55.788439][ T2087]  ? netdev_notice (net/core/dev.c:13194)
[   55.788441][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.788443][ T2087]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   55.788444][ T2087]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   55.788447][ T2087]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   55.788448][ T2087]  ? 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)
[   55.788451][ T2087]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   55.788454][ T2087]  dev_set_allmulti (net/core/dev_api.c:315)
[   55.788456][ T2087] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   55.788468][ T2087]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   55.788472][ T2087]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   55.788474][ T2087] br_del_if (net/bridge/br_if.c:732) bridge
[   55.788481][ T2087]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   55.788483][ T2087]  do_set_master (net/core/rtnetlink.c:3055)
[   55.788486][ T2087]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   55.788488][ T2087]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   55.788491][ T2087]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   55.788492][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.788494][ T2087]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   55.788497][ T2087]  ? kasan_save_stack (mm/kasan/common.c:58)
[   55.788500][ T2087]  ? kasan_save_stack (mm/kasan/common.c:57)
[   55.788501][ T2087]  ? kasan_save_track (mm/kasan/common.c:78)
[   55.788502][ T2087]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   55.788504][ T2087]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   55.788505][ T2087]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   55.788506][ T2087]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   55.788507][ T2087]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   55.788509][ T2087]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.788510][ T2087]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   55.788511][ T2087]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   55.788512][ T2087]  ? ___sys_sendmsg (net/socket.c:2767)
[   55.788514][ T2087]  ? __sys_sendmsg (net/socket.c:2799)
[   55.788515][ T2087]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   55.788516][ T2087]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.788519][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.788520][ T2087]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.788522][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.788523][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.788525][ T2087]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   55.788527][ T2087]  ? __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)
[   55.788529][ T2087]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   55.788530][ T2087]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   55.788532][ T2087]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   55.788533][ T2087]  ? nla_get_range_signed (lib/nlattr.c:270)
[   55.788535][ T2087]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   55.788537][ T2087]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   55.788539][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.788541][ T2087]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   55.788542][ T2087]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.788543][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.788545][ T2087]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   55.788547][ T2087]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   55.788549][ T2087]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   55.788550][ T2087]  ? __kernel_text_address (kernel/extable.c:79)
[   55.788551][ T2087]  ? write_profile (profile.c:?)
[   55.788552][ T2087]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   55.788555][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.788556][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.788558][ T2087]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   55.788561][ T2087]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.788563][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.788564][ T2087]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   55.788566][ T2087]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   55.788567][ T2087]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.788568][ T2087]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   55.788570][ T2087]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   55.788572][ T2087]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   55.788574][ T2087]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.788575][ T2087]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   55.788576][ T2087]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.788578][ T2087]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   55.788580][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.788582][ T2087]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   55.788584][ T2087]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.788586][ T2087]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.788587][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.788589][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.788590][ T2087]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.788592][ T2087]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   55.788594][ T2087]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   55.788596][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.788597][ T2087]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   55.788599][ T2087]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   55.788600][ T2087]  ? copy_msghdr_from_user (net/socket.c:2650)
[   55.788602][ T2087]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   55.788604][ T2087]  ? move_addr_to_kernel (net/socket.c:258)
[   55.788605][ T2087]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   55.788607][ T2087]  ___sys_sendmsg (net/socket.c:2767)
[   55.788609][ T2087]  ? copy_msghdr_from_user (net/socket.c:2619)
[   55.788614][ T2087]  __sys_sendmsg (net/socket.c:2799)
[   55.788616][ T2087]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   55.788618][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.788620][ T2087]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   55.788621][ T2087]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   55.788624][ T2087]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.788625][ T2087] RIP: 0033:0x7f241045754e
[   55.788627][ T2087] 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
[   55.788629][ T2087] RSP: 002b:00007ffce5e7ed90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.788632][ T2087] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f241045754e
[   55.788633][ T2087] RDX: 0000000000000000 RSI: 00007ffce5e7ee40 RDI: 0000000000000005
[   55.788634][ T2087] RBP: 00007ffce5e7eda0 R08: 0000000000000000 R09: 0000000000000000
[   55.788635][ T2087] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7cc
[   55.788636][ T2087] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffce5e7f500
| [   58.582799][ T2210] softirqs last disabled at (0): 0x0
| [   58.582801][ T2210] Preemption disabled at:
| [   58.582801][ T2210] vprintk_emit (kernel/printk/printk.c:2471)
| [   58.582812][ T2210] Tainted: [W]=WARN
[   58.582813][ T2210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.582815][ T2210] Call Trace:
[   58.582816][ T2210]  <TASK>
[   58.582817][ T2210]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   58.582822][ T2210]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   58.582824][ T2210]  __might_resched.cold (kernel/sched/core.c:9234)
[   58.582828][ T2210]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   58.582831][ T2210]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   58.582834][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.582838][ T2210]  __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))
[   58.582840][ T2210]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   58.582843][ T2210]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.582847][ T2210]  ? 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)
[   58.582848][ T2210]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.582850][ T2210]  put_chars (drivers/char/virtio_console.c:1176)
[   58.582852][ T2210]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   58.582854][ T2210]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   58.582856][ T2210]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   58.582859][ T2210]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   58.582861][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.582865][ T2210]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.582868][ T2210]  console_emit_next_record (kernel/printk/printk.c:3183)
[   58.582870][ T2210]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   58.582872][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.582873][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.582875][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.582877][ T2210]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.582878][ T2210]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   58.582880][ T2210]  console_flush_one_record (kernel/printk/printk.c:3268)
[   58.582882][ T2210]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   58.582885][ T2210]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   58.582887][ T2210]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.582888][ T2210]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   58.582890][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.582891][ T2210]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.582893][ T2210]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   58.582894][ T2210]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   58.582896][ T2210]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   58.582898][ T2210]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   58.582900][ T2210]  vprintk_emit (kernel/printk/printk.c:2479)
[   58.582902][ T2210]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   58.582904][ T2210]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   58.582907][ T2210]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   58.582910][ T2210]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   58.582911][ T2210]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   58.582914][ T2210]  ? ___sys_sendmsg (net/socket.c:2767)
[   58.582915][ T2210]  ? __sys_sendmsg (net/socket.c:2799)
[   58.582917][ T2210]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   58.582920][ T2210]  _printk (kernel/printk/printk.c:2504)
[   58.582923][ T2210]  ? snapshot_read.cold (user.c:?)
[   58.582925][ T2210]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   58.582928][ T2210]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   58.582929][ T2210]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   58.582931][ T2210]  ? netdev_notice (net/core/dev.c:13194)
[   58.582933][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.582935][ T2210]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   58.582936][ T2210]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   58.582938][ T2210]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   58.582940][ T2210]  ? 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)
[   58.582942][ T2210]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   58.582945][ T2210]  dev_set_allmulti (net/core/dev_api.c:315)
[   58.582948][ T2210] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   58.582960][ T2210]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   58.582963][ T2210]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   58.582966][ T2210] br_del_if (net/bridge/br_if.c:732) bridge
[   58.582973][ T2210]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   58.582975][ T2210]  do_set_master (net/core/rtnetlink.c:3055)
[   58.582977][ T2210]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   58.582980][ T2210]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   58.582982][ T2210]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   58.582984][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.582985][ T2210]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   58.582989][ T2210]  ? kasan_save_stack (mm/kasan/common.c:58)
[   58.582991][ T2210]  ? kasan_save_stack (mm/kasan/common.c:57)
[   58.582993][ T2210]  ? kasan_save_track (mm/kasan/common.c:78)
[   58.582994][ T2210]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   58.582996][ T2210]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   58.582997][ T2210]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   58.582998][ T2210]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   58.583000][ T2210]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   58.583001][ T2210]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   58.583002][ T2210]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   58.583003][ T2210]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   58.583005][ T2210]  ? ___sys_sendmsg (net/socket.c:2767)
[   58.583006][ T2210]  ? __sys_sendmsg (net/socket.c:2799)
[   58.583007][ T2210]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   58.583008][ T2210]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.583011][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.583013][ T2210]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.583014][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.583016][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.583017][ T2210]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   58.583019][ T2210]  ? __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)
[   58.583022][ T2210]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   58.583023][ T2210]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   58.583024][ T2210]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   58.583026][ T2210]  ? nla_get_range_signed (lib/nlattr.c:270)
[   58.583028][ T2210]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   58.583030][ T2210]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   58.583032][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.583033][ T2210]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.583035][ T2210]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.583036][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.583038][ T2210]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   58.583040][ T2210]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   58.583041][ T2210]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   58.583043][ T2210]  ? __kernel_text_address (kernel/extable.c:79)
[   58.583044][ T2210]  ? write_profile (profile.c:?)
[   58.583045][ T2210]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   58.583048][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.583049][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.583051][ T2210]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   58.583054][ T2210]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.583056][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.583058][ T2210]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.583059][ T2210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   58.583060][ T2210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.583062][ T2210]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   58.583063][ T2210]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   58.583065][ T2210]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   58.583067][ T2210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.583068][ T2210]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.583070][ T2210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   58.583071][ T2210]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   58.583073][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.583075][ T2210]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.583077][ T2210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   58.583079][ T2210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   58.583080][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.583082][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.583083][ T2210]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.583085][ T2210]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   58.583087][ T2210]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   58.583089][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.583090][ T2210]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.583092][ T2210]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   58.583094][ T2210]  ? copy_msghdr_from_user (net/socket.c:2650)
[   58.583095][ T2210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   58.583097][ T2210]  ? move_addr_to_kernel (net/socket.c:258)
[   58.583098][ T2210]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   58.583101][ T2210]  ___sys_sendmsg (net/socket.c:2767)
[   58.583102][ T2210]  ? copy_msghdr_from_user (net/socket.c:2619)
[   58.583107][ T2210]  __sys_sendmsg (net/socket.c:2799)
[   58.583109][ T2210]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   58.583111][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.583113][ T2210]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   58.583114][ T2210]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   58.583117][ T2210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.583118][ T2210] RIP: 0033:0x7f2ed589554e
[   58.583120][ T2210] 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
[   58.583121][ T2210] RSP: 002b:00007ffca6f11d40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.583125][ T2210] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2ed589554e
[   58.583126][ T2210] RDX: 0000000000000000 RSI: 00007ffca6f11df0 RDI: 0000000000000005
[   58.583127][ T2210] RBP: 00007ffca6f11d50 R08: 0000000000000000 R09: 0000000000000000
[   58.583128][ T2210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7cf
[   58.583128][ T2210] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffca6f124b0
| [   61.135392][ T2276] softirqs last disabled at (0): 0x0
| [   61.135393][ T2276] Preemption disabled at:
| [   61.135394][ T2276] vprintk_emit (kernel/printk/printk.c:2471)
| [   61.135405][ T2276] Tainted: [W]=WARN
[   61.135406][ T2276] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.135408][ T2276] Call Trace:
[   61.135409][ T2276]  <TASK>
[   61.135410][ T2276]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   61.135416][ T2276]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   61.135418][ T2276]  __might_resched.cold (kernel/sched/core.c:9234)
[   61.135422][ T2276]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   61.135425][ T2276]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   61.135427][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.135431][ T2276]  __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))
[   61.135434][ T2276]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   61.135436][ T2276]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   61.135440][ T2276]  ? 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)
[   61.135442][ T2276]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   61.135444][ T2276]  put_chars (drivers/char/virtio_console.c:1176)
[   61.135445][ T2276]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   61.135447][ T2276]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   61.135449][ T2276]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   61.135453][ T2276]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   61.135454][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.135456][ T2276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.135458][ T2276]  console_emit_next_record (kernel/printk/printk.c:3183)
[   61.135460][ T2276]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   61.135462][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.135463][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.135465][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.135467][ T2276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.135468][ T2276]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   61.135470][ T2276]  console_flush_one_record (kernel/printk/printk.c:3268)
[   61.135472][ T2276]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   61.135475][ T2276]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   61.135476][ T2276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.135478][ T2276]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   61.135479][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.135481][ T2276]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   61.135482][ T2276]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   61.135483][ T2276]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   61.135485][ T2276]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   61.135487][ T2276]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   61.135489][ T2276]  vprintk_emit (kernel/printk/printk.c:2479)
[   61.135492][ T2276]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   61.135493][ T2276]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   61.135496][ T2276]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.135499][ T2276]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   61.135500][ T2276]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   61.135503][ T2276]  ? ___sys_sendmsg (net/socket.c:2767)
[   61.135504][ T2276]  ? __sys_sendmsg (net/socket.c:2799)
[   61.135506][ T2276]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   61.135509][ T2276]  _printk (kernel/printk/printk.c:2504)
[   61.135512][ T2276]  ? snapshot_read.cold (user.c:?)
[   61.135514][ T2276]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   61.135516][ T2276]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   61.135518][ T2276]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   61.135520][ T2276]  ? netdev_notice (net/core/dev.c:13194)
[   61.135522][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.135523][ T2276]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   61.135525][ T2276]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   61.135527][ T2276]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   61.135529][ T2276]  ? 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)
[   61.135531][ T2276]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   61.135534][ T2276]  dev_set_allmulti (net/core/dev_api.c:315)
[   61.135537][ T2276] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   61.135549][ T2276]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   61.135552][ T2276]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   61.135555][ T2276] br_del_if (net/bridge/br_if.c:732) bridge
[   61.135562][ T2276]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   61.135564][ T2276]  do_set_master (net/core/rtnetlink.c:3055)
[   61.135567][ T2276]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   61.135570][ T2276]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   61.135572][ T2276]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   61.135573][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.135575][ T2276]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   61.135579][ T2276]  ? kasan_save_stack (mm/kasan/common.c:58)
[   61.135581][ T2276]  ? kasan_save_stack (mm/kasan/common.c:57)
[   61.135583][ T2276]  ? kasan_save_track (mm/kasan/common.c:78)
[   61.135584][ T2276]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   61.135586][ T2276]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   61.135587][ T2276]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   61.135588][ T2276]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   61.135589][ T2276]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   61.135590][ T2276]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.135592][ T2276]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   61.135593][ T2276]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   61.135594][ T2276]  ? ___sys_sendmsg (net/socket.c:2767)
[   61.135595][ T2276]  ? __sys_sendmsg (net/socket.c:2799)
[   61.135597][ T2276]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   61.135598][ T2276]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.135600][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.135602][ T2276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.135603][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.135605][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.135606][ T2276]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   61.135608][ T2276]  ? __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)
[   61.135610][ T2276]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   61.135612][ T2276]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   61.135613][ T2276]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   61.135614][ T2276]  ? nla_get_range_signed (lib/nlattr.c:270)
[   61.135616][ T2276]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   61.135618][ T2276]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   61.135620][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.135622][ T2276]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   61.135623][ T2276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.135624][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.135626][ T2276]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   61.135628][ T2276]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   61.135630][ T2276]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   61.135631][ T2276]  ? __kernel_text_address (kernel/extable.c:79)
[   61.135632][ T2276]  ? write_profile (profile.c:?)
[   61.135633][ T2276]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   61.135635][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.135637][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.135639][ T2276]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   61.135642][ T2276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.135643][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.135645][ T2276]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   61.135646][ T2276]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   61.135648][ T2276]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.135649][ T2276]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   61.135650][ T2276]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   61.135653][ T2276]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   61.135654][ T2276]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.135655][ T2276]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   61.135657][ T2276]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   61.135658][ T2276]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   61.135660][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.135662][ T2276]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   61.135664][ T2276]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.135666][ T2276]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   61.135667][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.135669][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.135671][ T2276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.135672][ T2276]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   61.135674][ T2276]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   61.135676][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.135678][ T2276]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   61.135679][ T2276]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   61.135681][ T2276]  ? copy_msghdr_from_user (net/socket.c:2650)
[   61.135682][ T2276]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   61.135684][ T2276]  ? move_addr_to_kernel (net/socket.c:258)
[   61.135685][ T2276]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   61.135688][ T2276]  ___sys_sendmsg (net/socket.c:2767)
[   61.135689][ T2276]  ? copy_msghdr_from_user (net/socket.c:2619)
[   61.135694][ T2276]  __sys_sendmsg (net/socket.c:2799)
[   61.135696][ T2276]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   61.135698][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.135700][ T2276]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   61.135701][ T2276]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   61.135703][ T2276]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.135705][ T2276] RIP: 0033:0x7ff1a61f254e
[   61.135707][ T2276] 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
[   61.135708][ T2276] RSP: 002b:00007fffb6286850 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   61.135712][ T2276] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff1a61f254e
[   61.135713][ T2276] RDX: 0000000000000000 RSI: 00007fffb6286900 RDI: 0000000000000005
[   61.135714][ T2276] RBP: 00007fffb6286860 R08: 0000000000000000 R09: 0000000000000000
[   61.135715][ T2276] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7d1
[   61.135716][ T2276] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffb6286fc0
| [   64.008964][ T2381] softirqs last disabled at (0): 0x0
| [   64.008966][ T2381] Preemption disabled at:
| [   64.008966][ T2381] vprintk_emit (kernel/printk/printk.c:2471)
| [   64.008977][ T2381] Tainted: [W]=WARN
[   64.008978][ T2381] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   64.008980][ T2381] Call Trace:
[   64.008981][ T2381]  <TASK>
[   64.008982][ T2381]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   64.008988][ T2381]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   64.008990][ T2381]  __might_resched.cold (kernel/sched/core.c:9234)
[   64.008994][ T2381]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   64.008997][ T2381]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   64.008999][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.009003][ T2381]  __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))
[   64.009006][ T2381]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   64.009008][ T2381]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   64.009012][ T2381]  ? 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)
[   64.009014][ T2381]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   64.009016][ T2381]  put_chars (drivers/char/virtio_console.c:1176)
[   64.009018][ T2381]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   64.009019][ T2381]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   64.009021][ T2381]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   64.009025][ T2381]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   64.009026][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.009028][ T2381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.009030][ T2381]  console_emit_next_record (kernel/printk/printk.c:3183)
[   64.009032][ T2381]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   64.009034][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.009036][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.009037][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.009039][ T2381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.009041][ T2381]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   64.009042][ T2381]  console_flush_one_record (kernel/printk/printk.c:3268)
[   64.009045][ T2381]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   64.009047][ T2381]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   64.009049][ T2381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.009050][ T2381]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   64.009052][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.009054][ T2381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.009055][ T2381]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   64.009056][ T2381]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   64.009058][ T2381]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   64.009060][ T2381]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   64.009062][ T2381]  vprintk_emit (kernel/printk/printk.c:2479)
[   64.009065][ T2381]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   64.009066][ T2381]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   64.009070][ T2381]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.009072][ T2381]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   64.009073][ T2381]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   64.009076][ T2381]  ? ___sys_sendmsg (net/socket.c:2767)
[   64.009077][ T2381]  ? __sys_sendmsg (net/socket.c:2799)
[   64.009079][ T2381]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   64.009082][ T2381]  _printk (kernel/printk/printk.c:2504)
[   64.009085][ T2381]  ? snapshot_read.cold (user.c:?)
[   64.009087][ T2381]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   64.009090][ T2381]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   64.009092][ T2381]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   64.009094][ T2381]  ? netdev_notice (net/core/dev.c:13194)
[   64.009095][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.009097][ T2381]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   64.009099][ T2381]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   64.009101][ T2381]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   64.009102][ T2381]  ? 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)
[   64.009105][ T2381]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   64.009107][ T2381]  dev_set_allmulti (net/core/dev_api.c:315)
[   64.009110][ T2381] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   64.009122][ T2381]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   64.009126][ T2381]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   64.009128][ T2381] br_del_if (net/bridge/br_if.c:732) bridge
[   64.009136][ T2381]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   64.009138][ T2381]  do_set_master (net/core/rtnetlink.c:3055)
[   64.009141][ T2381]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   64.009144][ T2381]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   64.009147][ T2381]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   64.009148][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.009149][ T2381]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   64.009153][ T2381]  ? kasan_save_stack (mm/kasan/common.c:58)
[   64.009155][ T2381]  ? kasan_save_stack (mm/kasan/common.c:57)
[   64.009157][ T2381]  ? kasan_save_track (mm/kasan/common.c:78)
[   64.009158][ T2381]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   64.009160][ T2381]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   64.009161][ T2381]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   64.009162][ T2381]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   64.009163][ T2381]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   64.009165][ T2381]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.009166][ T2381]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   64.009167][ T2381]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   64.009168][ T2381]  ? ___sys_sendmsg (net/socket.c:2767)
[   64.009170][ T2381]  ? __sys_sendmsg (net/socket.c:2799)
[   64.009171][ T2381]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   64.009172][ T2381]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.009175][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.009176][ T2381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.009178][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.009179][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.009181][ T2381]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   64.009183][ T2381]  ? __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)
[   64.009185][ T2381]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   64.009186][ T2381]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   64.009188][ T2381]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   64.009189][ T2381]  ? nla_get_range_signed (lib/nlattr.c:270)
[   64.009191][ T2381]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   64.009193][ T2381]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   64.009195][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.009197][ T2381]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   64.009198][ T2381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.009199][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.009201][ T2381]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   64.009203][ T2381]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   64.009204][ T2381]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   64.009206][ T2381]  ? __kernel_text_address (kernel/extable.c:79)
[   64.009207][ T2381]  ? write_profile (profile.c:?)
[   64.009208][ T2381]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   64.009210][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.009212][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.009214][ T2381]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   64.009217][ T2381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.009218][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.009220][ T2381]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   64.009221][ T2381]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   64.009223][ T2381]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.009224][ T2381]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   64.009225][ T2381]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   64.009228][ T2381]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   64.009229][ T2381]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.009230][ T2381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.009232][ T2381]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   64.009233][ T2381]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   64.009235][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.009237][ T2381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.009239][ T2381]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.009241][ T2381]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   64.009242][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.009244][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.009245][ T2381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.009247][ T2381]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   64.009249][ T2381]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   64.009251][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.009252][ T2381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.009254][ T2381]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   64.009255][ T2381]  ? copy_msghdr_from_user (net/socket.c:2650)
[   64.009257][ T2381]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   64.009259][ T2381]  ? move_addr_to_kernel (net/socket.c:258)
[   64.009260][ T2381]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   64.009262][ T2381]  ___sys_sendmsg (net/socket.c:2767)
[   64.009264][ T2381]  ? copy_msghdr_from_user (net/socket.c:2619)
[   64.009269][ T2381]  __sys_sendmsg (net/socket.c:2799)
[   64.009270][ T2381]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   64.009273][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.009275][ T2381]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   64.009276][ T2381]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   64.009278][ T2381]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.009280][ T2381] RIP: 0033:0x7f66a43c354e
[   64.009282][ T2381] 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
[   64.009283][ T2381] RSP: 002b:00007ffda938a800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   64.009287][ T2381] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f66a43c354e
[   64.009288][ T2381] RDX: 0000000000000000 RSI: 00007ffda938a8b0 RDI: 0000000000000005
[   64.009289][ T2381] RBP: 00007ffda938a810 R08: 0000000000000000 R09: 0000000000000000
[   64.009290][ T2381] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7d4
[   64.009291][ T2381] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffda938af70
| [   66.961246][ T2512] softirqs last disabled at (0): 0x0
| [   66.961248][ T2512] Preemption disabled at:
| [   66.961248][ T2512] vprintk_emit (kernel/printk/printk.c:2471)
| [   66.961259][ T2512] Tainted: [W]=WARN
[   66.961260][ T2512] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   66.961262][ T2512] Call Trace:
[   66.961263][ T2512]  <TASK>
[   66.961264][ T2512]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   66.961269][ T2512]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   66.961271][ T2512]  __might_resched.cold (kernel/sched/core.c:9234)
[   66.961275][ T2512]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   66.961278][ T2512]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   66.961281][ T2512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.961285][ T2512]  __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))
[   66.961288][ T2512]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   66.961291][ T2512]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   66.961295][ T2512]  ? 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)
[   66.961296][ T2512]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   66.961298][ T2512]  put_chars (drivers/char/virtio_console.c:1176)
[   66.961300][ T2512]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   66.961302][ T2512]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   66.961304][ T2512]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   66.961307][ T2512]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   66.961309][ T2512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.961310][ T2512]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   66.961313][ T2512]  console_emit_next_record (kernel/printk/printk.c:3183)
[   66.961315][ T2512]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   66.961317][ T2512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.961319][ T2512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.961320][ T2512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.961322][ T2512]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   66.961324][ T2512]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   66.961325][ T2512]  console_flush_one_record (kernel/printk/printk.c:3268)
[   66.961328][ T2512]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   66.961331][ T2512]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   66.961332][ T2512]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   66.961334][ T2512]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   66.961335][ T2512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.961337][ T2512]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   66.961338][ T2512]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   66.961340][ T2512]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   66.961342][ T2512]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   66.961344][ T2512]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   66.961346][ T2512]  vprintk_emit (kernel/printk/printk.c:2479)
[   66.961348][ T2512]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   66.961350][ T2512]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   66.961353][ T2512]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   66.961356][ T2512]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   66.961357][ T2512]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   66.961360][ T2512]  ? ___sys_sendmsg (net/socket.c:2767)
[   66.961361][ T2512]  ? __sys_sendmsg (net/socket.c:2799)
[   66.961363][ T2512]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   66.961366][ T2512]  _printk (kernel/printk/printk.c:2504)
[   66.961369][ T2512]  ? snapshot_read.cold (user.c:?)
[   66.961371][ T2512]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   66.961374][ T2512]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   66.961376][ T2512]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   66.961378][ T2512]  ? netdev_notice (net/core/dev.c:13194)
[   66.961380][ T2512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.961382][ T2512]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   66.961383][ T2512]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   66.961385][ T2512]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   66.961387][ T2512]  ? 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)
[   66.961389][ T2512]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   66.961392][ T2512]  dev_set_allmulti (net/core/dev_api.c:315)
[   66.961395][ T2512] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   66.961407][ T2512]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   66.961410][ T2512]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   66.961413][ T2512] br_del_if (net/bridge/br_if.c:732) bridge
[   66.961420][ T2512]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   66.961422][ T2512]  do_set_master (net/core/rtnetlink.c:3055)
[   66.961425][ T2512]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   66.961435][ T2512]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   66.961438][ T2512]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   66.961439][ T2512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.961441][ T2512]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   66.961444][ T2512]  ? kasan_save_stack (mm/kasan/common.c:58)
[   66.961447][ T2512]  ? kasan_save_stack (mm/kasan/common.c:57)
[   66.961448][ T2512]  ? kasan_save_track (mm/kasan/common.c:78)
[   66.961450][ T2512]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   66.961451][ T2512]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   66.961453][ T2512]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   66.961454][ T2512]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   66.961455][ T2512]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   66.961456][ T2512]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   66.961458][ T2512]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   66.961459][ T2512]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   66.961460][ T2512]  ? ___sys_sendmsg (net/socket.c:2767)
[   66.961462][ T2512]  ? __sys_sendmsg (net/socket.c:2799)
[   66.961463][ T2512]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   66.961464][ T2512]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   66.961467][ T2512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.961469][ T2512]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   66.961470][ T2512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.961472][ T2512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.961473][ T2512]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   66.961475][ T2512]  ? __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)
[   66.961478][ T2512]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   66.961479][ T2512]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   66.961481][ T2512]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   66.961482][ T2512]  ? nla_get_range_signed (lib/nlattr.c:270)
[   66.961484][ T2512]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   66.961487][ T2512]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   66.961488][ T2512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.961490][ T2512]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   66.961491][ T2512]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   66.961493][ T2512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.961495][ T2512]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   66.961497][ T2512]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   66.961498][ T2512]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   66.961500][ T2512]  ? __kernel_text_address (kernel/extable.c:79)
[   66.961501][ T2512]  ? write_profile (profile.c:?)
[   66.961502][ T2512]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   66.961505][ T2512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.961506][ T2512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.961508][ T2512]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   66.961511][ T2512]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   66.961513][ T2512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.961515][ T2512]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   66.961516][ T2512]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   66.961518][ T2512]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.961519][ T2512]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   66.961520][ T2512]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   66.961523][ T2512]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   66.961524][ T2512]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   66.961525][ T2512]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   66.961527][ T2512]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   66.961528][ T2512]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   66.961531][ T2512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.961533][ T2512]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   66.961535][ T2512]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   66.961537][ T2512]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   66.961538][ T2512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.961540][ T2512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.961542][ T2512]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   66.961543][ T2512]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   66.961545][ T2512]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   66.961547][ T2512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.961549][ T2512]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   66.961551][ T2512]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   66.961552][ T2512]  ? copy_msghdr_from_user (net/socket.c:2650)
[   66.961554][ T2512]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   66.961556][ T2512]  ? move_addr_to_kernel (net/socket.c:258)
[   66.961557][ T2512]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   66.961559][ T2512]  ___sys_sendmsg (net/socket.c:2767)
[   66.961561][ T2512]  ? copy_msghdr_from_user (net/socket.c:2619)
[   66.961566][ T2512]  __sys_sendmsg (net/socket.c:2799)
[   66.961568][ T2512]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   66.961571][ T2512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   66.961573][ T2512]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   66.961574][ T2512]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   66.961576][ T2512]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   66.961578][ T2512] RIP: 0033:0x7f44c872f54e
[   66.961580][ T2512] 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
[   66.961581][ T2512] RSP: 002b:00007ffce5541480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   66.961585][ T2512] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f44c872f54e
[   66.961586][ T2512] RDX: 0000000000000000 RSI: 00007ffce5541530 RDI: 0000000000000005
[   66.961587][ T2512] RBP: 00007ffce5541490 R08: 0000000000000000 R09: 0000000000000000
[   66.961588][ T2512] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7d7
[   66.961589][ T2512] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffce5541bf0
| [   71.548761][ T2570] softirqs last disabled at (0): 0x0
| [   71.548763][ T2570] Preemption disabled at:
| [   71.548764][ T2570] vprintk_emit (kernel/printk/printk.c:2471)
| [   71.548776][ T2570] Tainted: [W]=WARN
[   71.548777][ T2570] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   71.548779][ T2570] Call Trace:
[   71.548780][ T2570]  <TASK>
[   71.548781][ T2570]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   71.548787][ T2570]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   71.548789][ T2570]  __might_resched.cold (kernel/sched/core.c:9234)
[   71.548792][ T2570]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   71.548795][ T2570]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   71.548798][ T2570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.548802][ T2570]  __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))
[   71.548805][ T2570]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   71.548807][ T2570]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   71.548812][ T2570]  ? 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)
[   71.548814][ T2570]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   71.548817][ T2570]  put_chars (drivers/char/virtio_console.c:1176)
[   71.548819][ T2570]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   71.548820][ T2570]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   71.548823][ T2570]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   71.548826][ T2570]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   71.548827][ T2570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.548829][ T2570]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.548831][ T2570]  console_emit_next_record (kernel/printk/printk.c:3183)
[   71.548833][ T2570]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   71.548835][ T2570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.548837][ T2570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.548838][ T2570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.548840][ T2570]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.548842][ T2570]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   71.548843][ T2570]  console_flush_one_record (kernel/printk/printk.c:3268)
[   71.548846][ T2570]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   71.548848][ T2570]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   71.548850][ T2570]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.548852][ T2570]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   71.548854][ T2570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.548856][ T2570]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   71.548858][ T2570]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   71.548860][ T2570]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   71.548865][ T2570]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   71.548867][ T2570]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   71.548869][ T2570]  vprintk_emit (kernel/printk/printk.c:2479)
[   71.548871][ T2570]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   71.548873][ T2570]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   71.548876][ T2570]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.548878][ T2570]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   71.548880][ T2570]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   71.548882][ T2570]  ? ___sys_sendmsg (net/socket.c:2767)
[   71.548884][ T2570]  ? __sys_sendmsg (net/socket.c:2799)
[   71.548885][ T2570]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   71.548888][ T2570]  _printk (kernel/printk/printk.c:2504)
[   71.548891][ T2570]  ? snapshot_read.cold (user.c:?)
[   71.548894][ T2570]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   71.548897][ T2570]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   71.548900][ T2570]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   71.548902][ T2570]  ? netdev_notice (net/core/dev.c:13194)
[   71.548904][ T2570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.548906][ T2570]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   71.548908][ T2570]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   71.548910][ T2570]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   71.548912][ T2570]  ? 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)
[   71.548914][ T2570]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   71.548917][ T2570]  dev_set_allmulti (net/core/dev_api.c:315)
[   71.548920][ T2570] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   71.548932][ T2570]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   71.548935][ T2570]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   71.548939][ T2570] br_del_if (net/bridge/br_if.c:732) bridge
[   71.548948][ T2570]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   71.548950][ T2570]  do_set_master (net/core/rtnetlink.c:3055)
[   71.548953][ T2570]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   71.548956][ T2570]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   71.548958][ T2570]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   71.548959][ T2570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.548961][ T2570]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   71.548965][ T2570]  ? kasan_save_stack (mm/kasan/common.c:58)
[   71.548967][ T2570]  ? kasan_save_stack (mm/kasan/common.c:57)
[   71.548969][ T2570]  ? kasan_save_track (mm/kasan/common.c:78)
[   71.548970][ T2570]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   71.548972][ T2570]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   71.548973][ T2570]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   71.548974][ T2570]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   71.548975][ T2570]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   71.548977][ T2570]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.548978][ T2570]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   71.548980][ T2570]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   71.548982][ T2570]  ? ___sys_sendmsg (net/socket.c:2767)
[   71.548984][ T2570]  ? __sys_sendmsg (net/socket.c:2799)
[   71.548986][ T2570]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   71.548987][ T2570]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.548990][ T2570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.548991][ T2570]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.548993][ T2570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.548994][ T2570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.548996][ T2570]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   71.548998][ T2570]  ? __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)
[   71.549000][ T2570]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   71.549001][ T2570]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   71.549003][ T2570]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   71.549004][ T2570]  ? nla_get_range_signed (lib/nlattr.c:270)
[   71.549006][ T2570]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   71.549008][ T2570]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   71.549010][ T2570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.549012][ T2570]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   71.549013][ T2570]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.549015][ T2570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.549017][ T2570]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   71.549018][ T2570]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   71.549021][ T2570]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   71.549023][ T2570]  ? __kernel_text_address (kernel/extable.c:79)
[   71.549025][ T2570]  ? write_profile (profile.c:?)
[   71.549027][ T2570]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   71.549029][ T2570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.549031][ T2570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.549033][ T2570]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   71.549036][ T2570]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.549038][ T2570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.549040][ T2570]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   71.549041][ T2570]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   71.549043][ T2570]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.549044][ T2570]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   71.549045][ T2570]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   71.549048][ T2570]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   71.549049][ T2570]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   71.549050][ T2570]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   71.549052][ T2570]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   71.549053][ T2570]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   71.549055][ T2570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.549057][ T2570]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   71.549059][ T2570]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   71.549061][ T2570]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   71.549063][ T2570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.549066][ T2570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.549068][ T2570]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   71.549070][ T2570]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   71.549072][ T2570]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   71.549074][ T2570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.549076][ T2570]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   71.549077][ T2570]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   71.549079][ T2570]  ? copy_msghdr_from_user (net/socket.c:2650)
[   71.549081][ T2570]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   71.549082][ T2570]  ? move_addr_to_kernel (net/socket.c:258)
[   71.549084][ T2570]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   71.549086][ T2570]  ___sys_sendmsg (net/socket.c:2767)
[   71.549088][ T2570]  ? copy_msghdr_from_user (net/socket.c:2619)
[   71.549092][ T2570]  __sys_sendmsg (net/socket.c:2799)
[   71.549094][ T2570]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   71.549097][ T2570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   71.549099][ T2570]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   71.549100][ T2570]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   71.549102][ T2570]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   71.549104][ T2570] RIP: 0033:0x7fa25f78054e
[   71.549106][ T2570] 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
[   71.549109][ T2570] RSP: 002b:00007fff4627e910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   71.549113][ T2570] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa25f78054e
[   71.549114][ T2570] RDX: 0000000000000000 RSI: 00007fff4627e9c0 RDI: 0000000000000005
[   71.549115][ T2570] RBP: 00007fff4627e920 R08: 0000000000000000 R09: 0000000000000000
[   71.549116][ T2570] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7dc
[   71.549117][ T2570] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff4627f080
| [   74.179136][ T2666] softirqs last disabled at (0): 0x0
| [   74.179138][ T2666] Preemption disabled at:
| [   74.179139][ T2666] vprintk_emit (kernel/printk/printk.c:2471)
| [   74.179150][ T2666] Tainted: [W]=WARN
[   74.179151][ T2666] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.179153][ T2666] Call Trace:
[   74.179154][ T2666]  <TASK>
[   74.179155][ T2666]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   74.179161][ T2666]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   74.179163][ T2666]  __might_resched.cold (kernel/sched/core.c:9234)
[   74.179167][ T2666]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   74.179170][ T2666]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   74.179173][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.179177][ T2666]  __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))
[   74.179180][ T2666]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   74.179182][ T2666]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   74.179186][ T2666]  ? 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)
[   74.179187][ T2666]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   74.179190][ T2666]  put_chars (drivers/char/virtio_console.c:1176)
[   74.179192][ T2666]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   74.179193][ T2666]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   74.179196][ T2666]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   74.179199][ T2666]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   74.179200][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.179202][ T2666]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.179204][ T2666]  console_emit_next_record (kernel/printk/printk.c:3183)
[   74.179207][ T2666]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   74.179209][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.179210][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.179212][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.179213][ T2666]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.179215][ T2666]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   74.179217][ T2666]  console_flush_one_record (kernel/printk/printk.c:3268)
[   74.179219][ T2666]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   74.179222][ T2666]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   74.179223][ T2666]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.179225][ T2666]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   74.179226][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.179228][ T2666]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   74.179229][ T2666]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   74.179231][ T2666]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   74.179233][ T2666]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   74.179235][ T2666]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   74.179237][ T2666]  vprintk_emit (kernel/printk/printk.c:2479)
[   74.179239][ T2666]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   74.179241][ T2666]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   74.179244][ T2666]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.179247][ T2666]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   74.179248][ T2666]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   74.179251][ T2666]  ? ___sys_sendmsg (net/socket.c:2767)
[   74.179252][ T2666]  ? __sys_sendmsg (net/socket.c:2799)
[   74.179254][ T2666]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   74.179258][ T2666]  _printk (kernel/printk/printk.c:2504)
[   74.179262][ T2666]  ? snapshot_read.cold (user.c:?)
[   74.179265][ T2666]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   74.179268][ T2666]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   74.179271][ T2666]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   74.179273][ T2666]  ? netdev_notice (net/core/dev.c:13194)
[   74.179276][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.179278][ T2666]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   74.179280][ T2666]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   74.179283][ T2666]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   74.179285][ T2666]  ? 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)
[   74.179289][ T2666]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   74.179293][ T2666]  dev_set_allmulti (net/core/dev_api.c:315)
[   74.179296][ T2666] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   74.179310][ T2666]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   74.179313][ T2666]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   74.179316][ T2666] br_del_if (net/bridge/br_if.c:732) bridge
[   74.179322][ T2666]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   74.179325][ T2666]  do_set_master (net/core/rtnetlink.c:3055)
[   74.179327][ T2666]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   74.179330][ T2666]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   74.179333][ T2666]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   74.179334][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.179336][ T2666]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   74.179339][ T2666]  ? kasan_save_stack (mm/kasan/common.c:58)
[   74.179342][ T2666]  ? kasan_save_stack (mm/kasan/common.c:57)
[   74.179343][ T2666]  ? kasan_save_track (mm/kasan/common.c:78)
[   74.179345][ T2666]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   74.179346][ T2666]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   74.179347][ T2666]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   74.179348][ T2666]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   74.179350][ T2666]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   74.179351][ T2666]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.179352][ T2666]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   74.179353][ T2666]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   74.179355][ T2666]  ? ___sys_sendmsg (net/socket.c:2767)
[   74.179356][ T2666]  ? __sys_sendmsg (net/socket.c:2799)
[   74.179357][ T2666]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   74.179358][ T2666]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.179361][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.179363][ T2666]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.179364][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.179366][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.179368][ T2666]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   74.179370][ T2666]  ? __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)
[   74.179372][ T2666]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   74.179373][ T2666]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   74.179375][ T2666]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   74.179376][ T2666]  ? nla_get_range_signed (lib/nlattr.c:270)
[   74.179378][ T2666]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   74.179380][ T2666]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   74.179382][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.179384][ T2666]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   74.179385][ T2666]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.179386][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.179388][ T2666]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   74.179390][ T2666]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   74.179392][ T2666]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   74.179393][ T2666]  ? __kernel_text_address (kernel/extable.c:79)
[   74.179394][ T2666]  ? write_profile (profile.c:?)
[   74.179395][ T2666]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   74.179398][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.179399][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.179401][ T2666]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   74.179404][ T2666]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.179406][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.179407][ T2666]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   74.179409][ T2666]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   74.179410][ T2666]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.179412][ T2666]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   74.179413][ T2666]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   74.179415][ T2666]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   74.179417][ T2666]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.179418][ T2666]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   74.179420][ T2666]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.179421][ T2666]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   74.179423][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.179425][ T2666]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   74.179427][ T2666]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.179429][ T2666]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.179430][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.179432][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.179434][ T2666]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.179436][ T2666]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   74.179437][ T2666]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   74.179439][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.179441][ T2666]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   74.179443][ T2666]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   74.179444][ T2666]  ? copy_msghdr_from_user (net/socket.c:2650)
[   74.179446][ T2666]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   74.179447][ T2666]  ? move_addr_to_kernel (net/socket.c:258)
[   74.179449][ T2666]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   74.179451][ T2666]  ___sys_sendmsg (net/socket.c:2767)
[   74.179453][ T2666]  ? copy_msghdr_from_user (net/socket.c:2619)
[   74.179458][ T2666]  __sys_sendmsg (net/socket.c:2799)
[   74.179460][ T2666]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   74.179462][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.179464][ T2666]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   74.179466][ T2666]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   74.179468][ T2666]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.179469][ T2666] RIP: 0033:0x7f7e54ff754e
[   74.179471][ T2666] 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
[   74.179473][ T2666] RSP: 002b:00007fff48030430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   74.179477][ T2666] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7e54ff754e
[   74.179478][ T2666] RDX: 0000000000000000 RSI: 00007fff480304e0 RDI: 0000000000000005
[   74.179479][ T2666] RBP: 00007fff48030440 R08: 0000000000000000 R09: 0000000000000000
[   74.179480][ T2666] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7de
[   74.179481][ T2666] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff48030ba0
| [   76.895383][ T2780] softirqs last disabled at (0): 0x0
| [   76.895385][ T2780] Preemption disabled at:
| [   76.895385][ T2780] vprintk_emit (kernel/printk/printk.c:2471)
| [   76.895396][ T2780] Tainted: [W]=WARN
[   76.895397][ T2780] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   76.895399][ T2780] Call Trace:
[   76.895400][ T2780]  <TASK>
[   76.895402][ T2780]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   76.895407][ T2780]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   76.895409][ T2780]  __might_resched.cold (kernel/sched/core.c:9234)
[   76.895412][ T2780]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   76.895415][ T2780]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   76.895418][ T2780]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.895421][ T2780]  __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))
[   76.895424][ T2780]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   76.895427][ T2780]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   76.895430][ T2780]  ? 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)
[   76.895432][ T2780]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   76.895434][ T2780]  put_chars (drivers/char/virtio_console.c:1176)
[   76.895436][ T2780]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   76.895437][ T2780]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   76.895439][ T2780]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   76.895443][ T2780]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   76.895444][ T2780]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.895446][ T2780]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   76.895448][ T2780]  console_emit_next_record (kernel/printk/printk.c:3183)
[   76.895450][ T2780]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   76.895452][ T2780]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.895454][ T2780]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.895455][ T2780]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.895457][ T2780]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   76.895459][ T2780]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   76.895460][ T2780]  console_flush_one_record (kernel/printk/printk.c:3268)
[   76.895462][ T2780]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   76.895465][ T2780]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   76.895467][ T2780]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   76.895468][ T2780]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   76.895470][ T2780]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.895471][ T2780]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   76.895473][ T2780]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   76.895474][ T2780]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   76.895476][ T2780]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   76.895478][ T2780]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   76.895480][ T2780]  vprintk_emit (kernel/printk/printk.c:2479)
[   76.895482][ T2780]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   76.895484][ T2780]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   76.895487][ T2780]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   76.895490][ T2780]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   76.895491][ T2780]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   76.895494][ T2780]  ? ___sys_sendmsg (net/socket.c:2767)
[   76.895495][ T2780]  ? __sys_sendmsg (net/socket.c:2799)
[   76.895497][ T2780]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   76.895500][ T2780]  _printk (kernel/printk/printk.c:2504)
[   76.895503][ T2780]  ? snapshot_read.cold (user.c:?)
[   76.895505][ T2780]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   76.895508][ T2780]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   76.895510][ T2780]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   76.895511][ T2780]  ? netdev_notice (net/core/dev.c:13194)
[   76.895513][ T2780]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.895521][ T2780]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   76.895523][ T2780]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   76.895525][ T2780]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   76.895527][ T2780]  ? 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)
[   76.895529][ T2780]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   76.895532][ T2780]  dev_set_allmulti (net/core/dev_api.c:315)
[   76.895535][ T2780] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   76.895546][ T2780]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   76.895550][ T2780]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   76.895552][ T2780] br_del_if (net/bridge/br_if.c:732) bridge
[   76.895559][ T2780]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   76.895562][ T2780]  do_set_master (net/core/rtnetlink.c:3055)
[   76.895564][ T2780]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   76.895567][ T2780]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   76.895569][ T2780]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   76.895571][ T2780]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.895572][ T2780]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   76.895576][ T2780]  ? kasan_save_stack (mm/kasan/common.c:58)
[   76.895579][ T2780]  ? kasan_save_stack (mm/kasan/common.c:57)
[   76.895580][ T2780]  ? kasan_save_track (mm/kasan/common.c:78)
[   76.895582][ T2780]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   76.895583][ T2780]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   76.895585][ T2780]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   76.895586][ T2780]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   76.895587][ T2780]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   76.895588][ T2780]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   76.895590][ T2780]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   76.895591][ T2780]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   76.895592][ T2780]  ? ___sys_sendmsg (net/socket.c:2767)
[   76.895594][ T2780]  ? __sys_sendmsg (net/socket.c:2799)
[   76.895595][ T2780]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   76.895596][ T2780]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   76.895599][ T2780]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.895600][ T2780]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   76.895602][ T2780]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.895603][ T2780]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.895605][ T2780]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   76.895607][ T2780]  ? __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)
[   76.895609][ T2780]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   76.895611][ T2780]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   76.895612][ T2780]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   76.895613][ T2780]  ? nla_get_range_signed (lib/nlattr.c:270)
[   76.895616][ T2780]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   76.895618][ T2780]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   76.895620][ T2780]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.895621][ T2780]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   76.895622][ T2780]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   76.895624][ T2780]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.895626][ T2780]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   76.895627][ T2780]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   76.895629][ T2780]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   76.895631][ T2780]  ? __kernel_text_address (kernel/extable.c:79)
[   76.895632][ T2780]  ? write_profile (profile.c:?)
[   76.895633][ T2780]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   76.895636][ T2780]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.895637][ T2780]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.895639][ T2780]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   76.895642][ T2780]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   76.895644][ T2780]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.895646][ T2780]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   76.895647][ T2780]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   76.895649][ T2780]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.895650][ T2780]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   76.895651][ T2780]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   76.895654][ T2780]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   76.895655][ T2780]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   76.895657][ T2780]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   76.895658][ T2780]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   76.895659][ T2780]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   76.895662][ T2780]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.895663][ T2780]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   76.895665][ T2780]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   76.895667][ T2780]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   76.895669][ T2780]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.895670][ T2780]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.895672][ T2780]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   76.895674][ T2780]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   76.895676][ T2780]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   76.895678][ T2780]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.895679][ T2780]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   76.895681][ T2780]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   76.895683][ T2780]  ? copy_msghdr_from_user (net/socket.c:2650)
[   76.895684][ T2780]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   76.895686][ T2780]  ? move_addr_to_kernel (net/socket.c:258)
[   76.895687][ T2780]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   76.895690][ T2780]  ___sys_sendmsg (net/socket.c:2767)
[   76.895692][ T2780]  ? copy_msghdr_from_user (net/socket.c:2619)
[   76.895696][ T2780]  __sys_sendmsg (net/socket.c:2799)
[   76.895698][ T2780]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   76.895701][ T2780]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   76.895703][ T2780]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   76.895704][ T2780]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   76.895706][ T2780]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   76.895708][ T2780] RIP: 0033:0x7fc2468dd54e
[   76.895710][ T2780] 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
[   76.895712][ T2780] RSP: 002b:00007ffc350a9fe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   76.895715][ T2780] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc2468dd54e
[   76.895716][ T2780] RDX: 0000000000000000 RSI: 00007ffc350aa090 RDI: 0000000000000005
[   76.895717][ T2780] RBP: 00007ffc350a9ff0 R08: 0000000000000000 R09: 0000000000000000
[   76.895718][ T2780] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7e1
[   76.895719][ T2780] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc350aa750
| [   79.660079][ T2906] softirqs last disabled at (0): 0x0
| [   79.660082][ T2906] Preemption disabled at:
| [   79.660083][ T2906] vprintk_emit (kernel/printk/printk.c:2471)
| [   79.660097][ T2906] Tainted: [W]=WARN
[   79.660099][ T2906] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.660101][ T2906] Call Trace:
[   79.660103][ T2906]  <TASK>
[   79.660105][ T2906]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   79.660111][ T2906]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   79.660114][ T2906]  __might_resched.cold (kernel/sched/core.c:9234)
[   79.660119][ T2906]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   79.660123][ T2906]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   79.660127][ T2906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.660132][ T2906]  __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))
[   79.660136][ T2906]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   79.660139][ T2906]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   79.660144][ T2906]  ? 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)
[   79.660147][ T2906]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   79.660150][ T2906]  put_chars (drivers/char/virtio_console.c:1176)
[   79.660153][ T2906]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   79.660156][ T2906]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   79.660159][ T2906]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   79.660164][ T2906]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   79.660167][ T2906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.660169][ T2906]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.660173][ T2906]  console_emit_next_record (kernel/printk/printk.c:3183)
[   79.660177][ T2906]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   79.660180][ T2906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.660182][ T2906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.660185][ T2906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.660187][ T2906]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.660190][ T2906]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   79.660193][ T2906]  console_flush_one_record (kernel/printk/printk.c:3268)
[   79.660197][ T2906]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   79.660201][ T2906]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   79.660203][ T2906]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.660206][ T2906]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   79.660208][ T2906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.660211][ T2906]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   79.660213][ T2906]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   79.660215][ T2906]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   79.660218][ T2906]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   79.660221][ T2906]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   79.660224][ T2906]  vprintk_emit (kernel/printk/printk.c:2479)
[   79.660228][ T2906]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   79.660231][ T2906]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   79.660235][ T2906]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.660238][ T2906]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   79.660240][ T2906]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   79.660244][ T2906]  ? ___sys_sendmsg (net/socket.c:2767)
[   79.660246][ T2906]  ? __sys_sendmsg (net/socket.c:2799)
[   79.660248][ T2906]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   79.660253][ T2906]  _printk (kernel/printk/printk.c:2504)
[   79.660257][ T2906]  ? snapshot_read.cold (user.c:?)
[   79.660260][ T2906]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   79.660264][ T2906]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   79.660267][ T2906]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   79.660270][ T2906]  ? netdev_notice (net/core/dev.c:13194)
[   79.660273][ T2906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.660276][ T2906]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   79.660278][ T2906]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   79.660282][ T2906]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   79.660284][ T2906]  ? 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)
[   79.660288][ T2906]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   79.660292][ T2906]  dev_set_allmulti (net/core/dev_api.c:315)
[   79.660296][ T2906] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   79.660314][ T2906]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   79.660319][ T2906]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   79.660323][ T2906] br_del_if (net/bridge/br_if.c:732) bridge
[   79.660335][ T2906]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   79.660338][ T2906]  do_set_master (net/core/rtnetlink.c:3055)
[   79.660342][ T2906]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   79.660346][ T2906]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   79.660350][ T2906]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   79.660352][ T2906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.660355][ T2906]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   79.660360][ T2906]  ? kasan_save_stack (mm/kasan/common.c:58)
[   79.660363][ T2906]  ? kasan_save_stack (mm/kasan/common.c:57)
[   79.660366][ T2906]  ? kasan_save_track (mm/kasan/common.c:78)
[   79.660368][ T2906]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   79.660370][ T2906]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   79.660372][ T2906]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   79.660374][ T2906]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   79.660376][ T2906]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   79.660378][ T2906]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.660380][ T2906]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   79.660382][ T2906]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   79.660385][ T2906]  ? ___sys_sendmsg (net/socket.c:2767)
[   79.660387][ T2906]  ? __sys_sendmsg (net/socket.c:2799)
[   79.660389][ T2906]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   79.660391][ T2906]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   79.660395][ T2906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.660398][ T2906]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.660400][ T2906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.660402][ T2906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.660405][ T2906]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   79.660408][ T2906]  ? __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)
[   79.660411][ T2906]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   79.660414][ T2906]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   79.660416][ T2906]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   79.660418][ T2906]  ? nla_get_range_signed (lib/nlattr.c:270)
[   79.660422][ T2906]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   79.660426][ T2906]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   79.660429][ T2906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.660432][ T2906]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   79.660434][ T2906]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.660436][ T2906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.660440][ T2906]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   79.660442][ T2906]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   79.660445][ T2906]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   79.660447][ T2906]  ? __kernel_text_address (kernel/extable.c:79)
[   79.660449][ T2906]  ? write_profile (profile.c:?)
[   79.660451][ T2906]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   79.660455][ T2906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.660457][ T2906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.660460][ T2906]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   79.660464][ T2906]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.660466][ T2906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.660469][ T2906]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   79.660472][ T2906]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   79.660475][ T2906]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.660477][ T2906]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   79.660479][ T2906]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   79.660483][ T2906]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   79.660486][ T2906]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.660488][ T2906]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   79.660490][ T2906]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   79.660493][ T2906]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   79.660497][ T2906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.660499][ T2906]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   79.660503][ T2906]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.660506][ T2906]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   79.660508][ T2906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.660511][ T2906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.660513][ T2906]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.660516][ T2906]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   79.660520][ T2906]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   79.660523][ T2906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.660525][ T2906]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   79.660528][ T2906]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   79.660531][ T2906]  ? copy_msghdr_from_user (net/socket.c:2650)
[   79.660534][ T2906]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   79.660536][ T2906]  ? move_addr_to_kernel (net/socket.c:258)
[   79.660545][ T2906]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   79.660549][ T2906]  ___sys_sendmsg (net/socket.c:2767)
[   79.660552][ T2906]  ? copy_msghdr_from_user (net/socket.c:2619)
[   79.660561][ T2906]  __sys_sendmsg (net/socket.c:2799)
[   79.660564][ T2906]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   79.660568][ T2906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.660571][ T2906]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   79.660574][ T2906]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   79.660577][ T2906]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   79.660580][ T2906] RIP: 0033:0x7f24dcfe754e
[   79.660583][ T2906] 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
[   79.660586][ T2906] RSP: 002b:00007fffa151cb50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.660590][ T2906] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f24dcfe754e
[   79.660593][ T2906] RDX: 0000000000000000 RSI: 00007fffa151cc00 RDI: 0000000000000005
[   79.660595][ T2906] RBP: 00007fffa151cb60 R08: 0000000000000000 R09: 0000000000000000
[   79.660596][ T2906] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7e4
[   79.660598][ T2906] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffa151d2c0
| [   82.528955][ T3036] softirqs last disabled at (0): 0x0
| [   82.528957][ T3036] Preemption disabled at:
| [   82.528958][ T3036] vprintk_emit (kernel/printk/printk.c:2471)
| [   82.528969][ T3036] Tainted: [W]=WARN
[   82.528970][ T3036] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   82.528972][ T3036] Call Trace:
[   82.528974][ T3036]  <TASK>
[   82.528975][ T3036]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   82.528980][ T3036]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   82.528983][ T3036]  __might_resched.cold (kernel/sched/core.c:9234)
[   82.528986][ T3036]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   82.528989][ T3036]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   82.528992][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.528996][ T3036]  __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))
[   82.528999][ T3036]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   82.529002][ T3036]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   82.529006][ T3036]  ? 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)
[   82.529007][ T3036]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   82.529009][ T3036]  put_chars (drivers/char/virtio_console.c:1176)
[   82.529012][ T3036]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   82.529013][ T3036]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   82.529016][ T3036]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   82.529019][ T3036]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   82.529021][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.529022][ T3036]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.529024][ T3036]  console_emit_next_record (kernel/printk/printk.c:3183)
[   82.529027][ T3036]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   82.529029][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.529031][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.529032][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.529034][ T3036]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.529036][ T3036]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   82.529038][ T3036]  console_flush_one_record (kernel/printk/printk.c:3268)
[   82.529040][ T3036]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   82.529043][ T3036]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   82.529045][ T3036]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.529046][ T3036]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   82.529048][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.529050][ T3036]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   82.529051][ T3036]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   82.529053][ T3036]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   82.529055][ T3036]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   82.529057][ T3036]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   82.529059][ T3036]  vprintk_emit (kernel/printk/printk.c:2479)
[   82.529061][ T3036]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   82.529063][ T3036]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   82.529066][ T3036]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   82.529069][ T3036]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   82.529070][ T3036]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   82.529073][ T3036]  ? ___sys_sendmsg (net/socket.c:2767)
[   82.529074][ T3036]  ? __sys_sendmsg (net/socket.c:2799)
[   82.529076][ T3036]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   82.529079][ T3036]  _printk (kernel/printk/printk.c:2504)
[   82.529082][ T3036]  ? snapshot_read.cold (user.c:?)
[   82.529085][ T3036]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   82.529087][ T3036]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   82.529089][ T3036]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   82.529091][ T3036]  ? netdev_notice (net/core/dev.c:13194)
[   82.529093][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.529095][ T3036]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   82.529096][ T3036]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   82.529099][ T3036]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   82.529100][ T3036]  ? 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)
[   82.529103][ T3036]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   82.529106][ T3036]  dev_set_allmulti (net/core/dev_api.c:315)
[   82.529108][ T3036] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   82.529121][ T3036]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   82.529125][ T3036]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   82.529128][ T3036] br_del_if (net/bridge/br_if.c:732) bridge
[   82.529135][ T3036]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   82.529138][ T3036]  do_set_master (net/core/rtnetlink.c:3055)
[   82.529140][ T3036]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   82.529143][ T3036]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   82.529146][ T3036]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   82.529147][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.529149][ T3036]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   82.529153][ T3036]  ? kasan_save_stack (mm/kasan/common.c:58)
[   82.529155][ T3036]  ? kasan_save_stack (mm/kasan/common.c:57)
[   82.529156][ T3036]  ? kasan_save_track (mm/kasan/common.c:78)
[   82.529158][ T3036]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   82.529160][ T3036]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   82.529161][ T3036]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   82.529162][ T3036]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   82.529163][ T3036]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   82.529165][ T3036]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   82.529166][ T3036]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   82.529167][ T3036]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   82.529169][ T3036]  ? ___sys_sendmsg (net/socket.c:2767)
[   82.529170][ T3036]  ? __sys_sendmsg (net/socket.c:2799)
[   82.529172][ T3036]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   82.529173][ T3036]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   82.529175][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.529177][ T3036]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.529179][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.529180][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.529182][ T3036]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   82.529184][ T3036]  ? __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)
[   82.529186][ T3036]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   82.529188][ T3036]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   82.529189][ T3036]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   82.529191][ T3036]  ? nla_get_range_signed (lib/nlattr.c:270)
[   82.529193][ T3036]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   82.529195][ T3036]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   82.529197][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.529199][ T3036]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   82.529200][ T3036]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.529201][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.529204][ T3036]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   82.529205][ T3036]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   82.529207][ T3036]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   82.529208][ T3036]  ? __kernel_text_address (kernel/extable.c:79)
[   82.529210][ T3036]  ? write_profile (profile.c:?)
[   82.529211][ T3036]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   82.529213][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.529215][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.529217][ T3036]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   82.529220][ T3036]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.529222][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.529224][ T3036]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   82.529225][ T3036]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   82.529227][ T3036]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   82.529228][ T3036]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   82.529230][ T3036]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   82.529232][ T3036]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   82.529234][ T3036]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   82.529235][ T3036]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   82.529237][ T3036]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   82.529238][ T3036]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   82.529240][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.529242][ T3036]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   82.529244][ T3036]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   82.529246][ T3036]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   82.529248][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.529250][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.529251][ T3036]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.529253][ T3036]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   82.529255][ T3036]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   82.529257][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.529259][ T3036]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   82.529261][ T3036]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   82.529263][ T3036]  ? copy_msghdr_from_user (net/socket.c:2650)
[   82.529264][ T3036]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   82.529266][ T3036]  ? move_addr_to_kernel (net/socket.c:258)
[   82.529268][ T3036]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   82.529270][ T3036]  ___sys_sendmsg (net/socket.c:2767)
[   82.529272][ T3036]  ? copy_msghdr_from_user (net/socket.c:2619)
[   82.529277][ T3036]  __sys_sendmsg (net/socket.c:2799)
[   82.529279][ T3036]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   82.529282][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.529284][ T3036]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   82.529285][ T3036]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   82.529287][ T3036]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   82.529289][ T3036] RIP: 0033:0x7fc3157ea54e
[   82.529291][ T3036] 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
[   82.529293][ T3036] RSP: 002b:00007ffd102a1430 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   82.529297][ T3036] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc3157ea54e
[   82.529298][ T3036] RDX: 0000000000000000 RSI: 00007ffd102a14e0 RDI: 0000000000000005
[   82.529299][ T3036] RBP: 00007ffd102a1440 R08: 0000000000000000 R09: 0000000000000000
[   82.529300][ T3036] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7e7
[   82.529301][ T3036] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd102a1ba0
| [   87.160934][ T3096] softirqs last disabled at (0): 0x0
| [   87.160936][ T3096] Preemption disabled at:
| [   87.160937][ T3096] vprintk_emit (kernel/printk/printk.c:2471)
| [   87.160948][ T3096] Tainted: [W]=WARN
[   87.160949][ T3096] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.160951][ T3096] Call Trace:
[   87.160952][ T3096]  <TASK>
[   87.160954][ T3096]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   87.160959][ T3096]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   87.160961][ T3096]  __might_resched.cold (kernel/sched/core.c:9234)
[   87.160965][ T3096]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   87.160968][ T3096]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   87.160971][ T3096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.160975][ T3096]  __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))
[   87.160977][ T3096]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   87.160980][ T3096]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   87.160984][ T3096]  ? 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)
[   87.160986][ T3096]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   87.160987][ T3096]  put_chars (drivers/char/virtio_console.c:1176)
[   87.160989][ T3096]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   87.160991][ T3096]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   87.160993][ T3096]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   87.160997][ T3096]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   87.160998][ T3096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.161000][ T3096]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.161002][ T3096]  console_emit_next_record (kernel/printk/printk.c:3183)
[   87.161005][ T3096]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   87.161007][ T3096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.161008][ T3096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.161010][ T3096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.161012][ T3096]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.161013][ T3096]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   87.161015][ T3096]  console_flush_one_record (kernel/printk/printk.c:3268)
[   87.161017][ T3096]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   87.161020][ T3096]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   87.161022][ T3096]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.161023][ T3096]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   87.161025][ T3096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.161027][ T3096]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   87.161028][ T3096]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   87.161029][ T3096]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   87.161031][ T3096]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   87.161033][ T3096]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   87.161036][ T3096]  vprintk_emit (kernel/printk/printk.c:2479)
[   87.161038][ T3096]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   87.161040][ T3096]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   87.161043][ T3096]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   87.161046][ T3096]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   87.161047][ T3096]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   87.161049][ T3096]  ? ___sys_sendmsg (net/socket.c:2767)
[   87.161051][ T3096]  ? __sys_sendmsg (net/socket.c:2799)
[   87.161052][ T3096]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   87.161056][ T3096]  _printk (kernel/printk/printk.c:2504)
[   87.161059][ T3096]  ? snapshot_read.cold (user.c:?)
[   87.161061][ T3096]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   87.161063][ T3096]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   87.161065][ T3096]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   87.161067][ T3096]  ? netdev_notice (net/core/dev.c:13194)
[   87.161069][ T3096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.161071][ T3096]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   87.161072][ T3096]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   87.161074][ T3096]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   87.161076][ T3096]  ? 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)
[   87.161078][ T3096]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   87.161081][ T3096]  dev_set_allmulti (net/core/dev_api.c:315)
[   87.161084][ T3096] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   87.161096][ T3096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.161098][ T3096]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   87.161100][ T3096] br_del_if (net/bridge/br_if.c:732) bridge
[   87.161107][ T3096]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   87.161109][ T3096]  do_set_master (net/core/rtnetlink.c:3055)
[   87.161111][ T3096]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   87.161114][ T3096]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   87.161116][ T3096]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   87.161120][ T3096]  ? kasan_save_stack (mm/kasan/common.c:58)
[   87.161123][ T3096]  ? kasan_save_stack (mm/kasan/common.c:57)
[   87.161124][ T3096]  ? kasan_save_track (mm/kasan/common.c:78)
[   87.161126][ T3096]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   87.161127][ T3096]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   87.161129][ T3096]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   87.161130][ T3096]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   87.161131][ T3096]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   87.161132][ T3096]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   87.161134][ T3096]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   87.161135][ T3096]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   87.161136][ T3096]  ? ___sys_sendmsg (net/socket.c:2767)
[   87.161138][ T3096]  ? __sys_sendmsg (net/socket.c:2799)
[   87.161139][ T3096]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   87.161140][ T3096]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   87.161143][ T3096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.161145][ T3096]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.161146][ T3096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.161148][ T3096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.161149][ T3096]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   87.161151][ T3096]  ? __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)
[   87.161154][ T3096]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   87.161155][ T3096]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   87.161157][ T3096]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   87.161158][ T3096]  ? nla_get_range_signed (lib/nlattr.c:270)
[   87.161160][ T3096]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   87.161162][ T3096]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   87.161164][ T3096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.161166][ T3096]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   87.161167][ T3096]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.161169][ T3096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.161171][ T3096]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   87.161174][ T3096]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   87.161176][ T3096]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   87.161178][ T3096]  ? __kernel_text_address (kernel/extable.c:79)
[   87.161179][ T3096]  ? write_profile (profile.c:?)
[   87.161182][ T3096]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   87.161184][ T3096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.161186][ T3096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.161187][ T3096]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   87.161191][ T3096]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.161192][ T3096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.161194][ T3096]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   87.161196][ T3096]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   87.161197][ T3096]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   87.161198][ T3096]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   87.161200][ T3096]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   87.161202][ T3096]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   87.161204][ T3096]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   87.161205][ T3096]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   87.161206][ T3096]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   87.161208][ T3096]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   87.161210][ T3096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.161212][ T3096]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   87.161214][ T3096]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   87.161216][ T3096]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   87.161218][ T3096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.161219][ T3096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.161221][ T3096]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.161223][ T3096]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   87.161225][ T3096]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   87.161226][ T3096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.161228][ T3096]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   87.161230][ T3096]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   87.161232][ T3096]  ? copy_msghdr_from_user (net/socket.c:2650)
[   87.161233][ T3096]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   87.161235][ T3096]  ? move_addr_to_kernel (net/socket.c:258)
[   87.161236][ T3096]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   87.161239][ T3096]  ___sys_sendmsg (net/socket.c:2767)
[   87.161241][ T3096]  ? copy_msghdr_from_user (net/socket.c:2619)
[   87.161245][ T3096]  __sys_sendmsg (net/socket.c:2799)
[   87.161247][ T3096]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   87.161250][ T3096]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.161252][ T3096]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   87.161253][ T3096]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   87.161256][ T3096]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   87.161257][ T3096] RIP: 0033:0x7fd60f5ab54e
[   87.161259][ T3096] 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
[   87.161261][ T3096] RSP: 002b:00007ffcd65c8510 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   87.161265][ T3096] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd60f5ab54e
[   87.161266][ T3096] RDX: 0000000000000000 RSI: 00007ffcd65c85c0 RDI: 0000000000000005
[   87.161267][ T3096] RBP: 00007ffcd65c8520 R08: 0000000000000000 R09: 0000000000000000
[   87.161268][ T3096] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7eb
[   87.161269][ T3096] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd65c8c80
| [   89.696704][ T3192] softirqs last disabled at (0): 0x0
| [   89.696707][ T3192] Preemption disabled at:
| [   89.696708][ T3192] vprintk_emit (kernel/printk/printk.c:2471)
| [   89.696722][ T3192] Tainted: [W]=WARN
[   89.696724][ T3192] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.696726][ T3192] Call Trace:
[   89.696728][ T3192]  <TASK>
[   89.696730][ T3192]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   89.696736][ T3192]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   89.696738][ T3192]  __might_resched.cold (kernel/sched/core.c:9234)
[   89.696743][ T3192]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   89.696747][ T3192]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   89.696750][ T3192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.696755][ T3192]  __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))
[   89.696759][ T3192]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   89.696762][ T3192]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   89.696767][ T3192]  ? 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)
[   89.696769][ T3192]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   89.696772][ T3192]  put_chars (drivers/char/virtio_console.c:1176)
[   89.696775][ T3192]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   89.696777][ T3192]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   89.696781][ T3192]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   89.696786][ T3192]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   89.696788][ T3192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.696791][ T3192]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.696794][ T3192]  console_emit_next_record (kernel/printk/printk.c:3183)
[   89.696797][ T3192]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   89.696800][ T3192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.696803][ T3192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.696805][ T3192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.696808][ T3192]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.696810][ T3192]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   89.696813][ T3192]  console_flush_one_record (kernel/printk/printk.c:3268)
[   89.696816][ T3192]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   89.696820][ T3192]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   89.696823][ T3192]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.696825][ T3192]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   89.696828][ T3192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.696830][ T3192]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   89.696832][ T3192]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   89.696835][ T3192]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   89.696838][ T3192]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   89.696840][ T3192]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   89.696843][ T3192]  vprintk_emit (kernel/printk/printk.c:2479)
[   89.696846][ T3192]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   89.696849][ T3192]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   89.696853][ T3192]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   89.696857][ T3192]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   89.696859][ T3192]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   89.696865][ T3192]  ? ___sys_sendmsg (net/socket.c:2767)
[   89.696867][ T3192]  ? __sys_sendmsg (net/socket.c:2799)
[   89.696869][ T3192]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   89.696874][ T3192]  _printk (kernel/printk/printk.c:2504)
[   89.696878][ T3192]  ? snapshot_read.cold (user.c:?)
[   89.696881][ T3192]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   89.696885][ T3192]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   89.696888][ T3192]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   89.696891][ T3192]  ? netdev_notice (net/core/dev.c:13194)
[   89.696894][ T3192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.696896][ T3192]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   89.696899][ T3192]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   89.696902][ T3192]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   89.696905][ T3192]  ? 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)
[   89.696908][ T3192]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   89.696912][ T3192]  dev_set_allmulti (net/core/dev_api.c:315)
[   89.696916][ T3192] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   89.696934][ T3192]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   89.696938][ T3192]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   89.696942][ T3192] br_del_if (net/bridge/br_if.c:732) bridge
[   89.696954][ T3192]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   89.696958][ T3192]  do_set_master (net/core/rtnetlink.c:3055)
[   89.696961][ T3192]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   89.696965][ T3192]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   89.696969][ T3192]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   89.696971][ T3192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.696974][ T3192]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   89.696979][ T3192]  ? kasan_save_stack (mm/kasan/common.c:58)
[   89.696982][ T3192]  ? kasan_save_stack (mm/kasan/common.c:57)
[   89.696984][ T3192]  ? kasan_save_track (mm/kasan/common.c:78)
[   89.696987][ T3192]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   89.696989][ T3192]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   89.696991][ T3192]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   89.696993][ T3192]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   89.696995][ T3192]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   89.696997][ T3192]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   89.696999][ T3192]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   89.697001][ T3192]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   89.697003][ T3192]  ? ___sys_sendmsg (net/socket.c:2767)
[   89.697005][ T3192]  ? __sys_sendmsg (net/socket.c:2799)
[   89.697007][ T3192]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   89.697009][ T3192]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   89.697012][ T3192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.697015][ T3192]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.697017][ T3192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.697019][ T3192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.697022][ T3192]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   89.697025][ T3192]  ? __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)
[   89.697028][ T3192]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   89.697030][ T3192]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   89.697032][ T3192]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   89.697034][ T3192]  ? nla_get_range_signed (lib/nlattr.c:270)
[   89.697038][ T3192]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   89.697041][ T3192]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   89.697044][ T3192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.697047][ T3192]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   89.697049][ T3192]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.697051][ T3192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.697054][ T3192]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   89.697056][ T3192]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   89.697059][ T3192]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   89.697061][ T3192]  ? __kernel_text_address (kernel/extable.c:79)
[   89.697063][ T3192]  ? write_profile (profile.c:?)
[   89.697065][ T3192]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   89.697068][ T3192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.697070][ T3192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.697072][ T3192]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   89.697077][ T3192]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.697079][ T3192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.697082][ T3192]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   89.697084][ T3192]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   89.697087][ T3192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   89.697089][ T3192]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   89.697091][ T3192]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   89.697095][ T3192]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   89.697097][ T3192]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   89.697099][ T3192]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   89.697101][ T3192]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   89.697103][ T3192]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   89.697107][ T3192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.697110][ T3192]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   89.697113][ T3192]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   89.697116][ T3192]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   89.697118][ T3192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.697120][ T3192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.697123][ T3192]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.697126][ T3192]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   89.697128][ T3192]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   89.697131][ T3192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.697134][ T3192]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   89.697137][ T3192]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   89.697140][ T3192]  ? copy_msghdr_from_user (net/socket.c:2650)
[   89.697142][ T3192]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   89.697145][ T3192]  ? move_addr_to_kernel (net/socket.c:258)
[   89.697147][ T3192]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   89.697151][ T3192]  ___sys_sendmsg (net/socket.c:2767)
[   89.697154][ T3192]  ? copy_msghdr_from_user (net/socket.c:2619)
[   89.697162][ T3192]  __sys_sendmsg (net/socket.c:2799)
[   89.697164][ T3192]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   89.697169][ T3192]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.697172][ T3192]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   89.697174][ T3192]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   89.697177][ T3192]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   89.697180][ T3192] RIP: 0033:0x7f5513e5e54e
[   89.697183][ T3192] 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
[   89.697185][ T3192] RSP: 002b:00007fffb0daa110 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.697190][ T3192] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5513e5e54e
[   89.697192][ T3192] RDX: 0000000000000000 RSI: 00007fffb0daa1c0 RDI: 0000000000000005
[   89.697194][ T3192] RBP: 00007fffb0daa120 R08: 0000000000000000 R09: 0000000000000000
[   89.697195][ T3192] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7ee
[   89.697197][ T3192] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffb0daa880
| [   92.375910][ T3303] softirqs last disabled at (0): 0x0
| [   92.375912][ T3303] Preemption disabled at:
| [   92.375913][ T3303] vprintk_emit (kernel/printk/printk.c:2471)
| [   92.375924][ T3303] Tainted: [W]=WARN
[   92.375925][ T3303] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.375926][ T3303] Call Trace:
[   92.375928][ T3303]  <TASK>
[   92.375929][ T3303]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   92.375934][ T3303]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   92.375937][ T3303]  __might_resched.cold (kernel/sched/core.c:9234)
[   92.375940][ T3303]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   92.375943][ T3303]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   92.375946][ T3303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.375950][ T3303]  __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))
[   92.375953][ T3303]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   92.375955][ T3303]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   92.375959][ T3303]  ? 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)
[   92.375961][ T3303]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   92.375963][ T3303]  put_chars (drivers/char/virtio_console.c:1176)
[   92.375965][ T3303]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   92.375966][ T3303]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   92.375969][ T3303]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   92.375972][ T3303]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   92.375973][ T3303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.375975][ T3303]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   92.375977][ T3303]  console_emit_next_record (kernel/printk/printk.c:3183)
[   92.375980][ T3303]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   92.375982][ T3303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.375983][ T3303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.375985][ T3303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.375987][ T3303]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   92.375989][ T3303]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   92.375990][ T3303]  console_flush_one_record (kernel/printk/printk.c:3268)
[   92.375993][ T3303]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   92.375995][ T3303]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   92.375997][ T3303]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   92.375998][ T3303]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   92.376000][ T3303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.376002][ T3303]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   92.376003][ T3303]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   92.376004][ T3303]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   92.376006][ T3303]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   92.376008][ T3303]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   92.376010][ T3303]  vprintk_emit (kernel/printk/printk.c:2479)
[   92.376013][ T3303]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   92.376014][ T3303]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   92.376018][ T3303]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   92.376020][ T3303]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   92.376022][ T3303]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   92.376024][ T3303]  ? ___sys_sendmsg (net/socket.c:2767)
[   92.376026][ T3303]  ? __sys_sendmsg (net/socket.c:2799)
[   92.376027][ T3303]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   92.376030][ T3303]  _printk (kernel/printk/printk.c:2504)
[   92.376033][ T3303]  ? snapshot_read.cold (user.c:?)
[   92.376035][ T3303]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   92.376038][ T3303]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   92.376040][ T3303]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   92.376042][ T3303]  ? netdev_notice (net/core/dev.c:13194)
[   92.376043][ T3303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.376045][ T3303]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   92.376047][ T3303]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   92.376049][ T3303]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   92.376051][ T3303]  ? 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)
[   92.376053][ T3303]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   92.376056][ T3303]  dev_set_allmulti (net/core/dev_api.c:315)
[   92.376059][ T3303] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   92.376071][ T3303]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   92.376074][ T3303]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   92.376077][ T3303] br_del_if (net/bridge/br_if.c:732) bridge
[   92.376084][ T3303]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   92.376086][ T3303]  do_set_master (net/core/rtnetlink.c:3055)
[   92.376089][ T3303]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   92.376092][ T3303]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   92.376094][ T3303]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   92.376095][ T3303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.376097][ T3303]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   92.376101][ T3303]  ? kasan_save_stack (mm/kasan/common.c:58)
[   92.376103][ T3303]  ? kasan_save_stack (mm/kasan/common.c:57)
[   92.376105][ T3303]  ? kasan_save_track (mm/kasan/common.c:78)
[   92.376107][ T3303]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   92.376108][ T3303]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   92.376109][ T3303]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   92.376111][ T3303]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   92.376112][ T3303]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   92.376113][ T3303]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   92.376114][ T3303]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   92.376116][ T3303]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   92.376117][ T3303]  ? ___sys_sendmsg (net/socket.c:2767)
[   92.376118][ T3303]  ? __sys_sendmsg (net/socket.c:2799)
[   92.376120][ T3303]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   92.376121][ T3303]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   92.376123][ T3303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.376125][ T3303]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   92.376127][ T3303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.376128][ T3303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.376130][ T3303]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   92.376132][ T3303]  ? __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)
[   92.376134][ T3303]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   92.376136][ T3303]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   92.376137][ T3303]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   92.376139][ T3303]  ? nla_get_range_signed (lib/nlattr.c:270)
[   92.376141][ T3303]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   92.376143][ T3303]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   92.376145][ T3303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.376147][ T3303]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   92.376148][ T3303]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   92.376150][ T3303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.376152][ T3303]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   92.376153][ T3303]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   92.376155][ T3303]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   92.376156][ T3303]  ? __kernel_text_address (kernel/extable.c:79)
[   92.376158][ T3303]  ? write_profile (profile.c:?)
[   92.376159][ T3303]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   92.376161][ T3303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.376163][ T3303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.376164][ T3303]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   92.376168][ T3303]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   92.376169][ T3303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.376171][ T3303]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   92.376173][ T3303]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   92.376174][ T3303]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.376175][ T3303]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   92.376177][ T3303]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   92.376179][ T3303]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   92.376181][ T3303]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.376182][ T3303]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   92.376184][ T3303]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   92.376185][ T3303]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   92.376187][ T3303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.376189][ T3303]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   92.376191][ T3303]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   92.376193][ T3303]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   92.376194][ T3303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.376196][ T3303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.376198][ T3303]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   92.376200][ T3303]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   92.376201][ T3303]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   92.376203][ T3303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.376205][ T3303]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   92.376207][ T3303]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   92.376208][ T3303]  ? copy_msghdr_from_user (net/socket.c:2650)
[   92.376210][ T3303]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   92.376212][ T3303]  ? move_addr_to_kernel (net/socket.c:258)
[   92.376213][ T3303]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   92.376216][ T3303]  ___sys_sendmsg (net/socket.c:2767)
[   92.376217][ T3303]  ? copy_msghdr_from_user (net/socket.c:2619)
[   92.376222][ T3303]  __sys_sendmsg (net/socket.c:2799)
[   92.376224][ T3303]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   92.376227][ T3303]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.376229][ T3303]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   92.376230][ T3303]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   92.376232][ T3303]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   92.376234][ T3303] RIP: 0033:0x7fdd73d7854e
[   92.376236][ T3303] 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
[   92.376238][ T3303] RSP: 002b:00007ffe51940670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   92.376241][ T3303] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdd73d7854e
[   92.376243][ T3303] RDX: 0000000000000000 RSI: 00007ffe51940720 RDI: 0000000000000005
[   92.376244][ T3303] RBP: 00007ffe51940680 R08: 0000000000000000 R09: 0000000000000000
[   92.376244][ T3303] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7f0
[   92.376245][ T3303] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe51940de0
| [   95.138190][ T3429] softirqs last disabled at (0): 0x0
| [   95.138193][ T3429] Preemption disabled at:
| [   95.138194][ T3429] vprintk_emit (kernel/printk/printk.c:2471)
| [   95.138208][ T3429] Tainted: [W]=WARN
[   95.138209][ T3429] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   95.138211][ T3429] Call Trace:
[   95.138213][ T3429]  <TASK>
[   95.138215][ T3429]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   95.138221][ T3429]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   95.138224][ T3429]  __might_resched.cold (kernel/sched/core.c:9234)
[   95.138229][ T3429]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   95.138233][ T3429]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   95.138237][ T3429]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.138242][ T3429]  __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))
[   95.138245][ T3429]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   95.138249][ T3429]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   95.138254][ T3429]  ? 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)
[   95.138256][ T3429]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   95.138259][ T3429]  put_chars (drivers/char/virtio_console.c:1176)
[   95.138262][ T3429]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   95.138265][ T3429]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   95.138269][ T3429]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   95.138274][ T3429]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   95.138276][ T3429]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.138279][ T3429]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   95.138282][ T3429]  console_emit_next_record (kernel/printk/printk.c:3183)
[   95.138286][ T3429]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   95.138289][ T3429]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.138291][ T3429]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.138294][ T3429]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.138296][ T3429]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   95.138299][ T3429]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   95.138302][ T3429]  console_flush_one_record (kernel/printk/printk.c:3268)
[   95.138305][ T3429]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   95.138309][ T3429]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   95.138312][ T3429]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   95.138314][ T3429]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   95.138317][ T3429]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.138319][ T3429]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   95.138321][ T3429]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   95.138324][ T3429]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   95.138327][ T3429]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   95.138329][ T3429]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   95.138332][ T3429]  vprintk_emit (kernel/printk/printk.c:2479)
[   95.138336][ T3429]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   95.138338][ T3429]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   95.138342][ T3429]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.138345][ T3429]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   95.138347][ T3429]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   95.138351][ T3429]  ? ___sys_sendmsg (net/socket.c:2767)
[   95.138353][ T3429]  ? __sys_sendmsg (net/socket.c:2799)
[   95.138355][ T3429]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   95.138360][ T3429]  _printk (kernel/printk/printk.c:2504)
[   95.138364][ T3429]  ? snapshot_read.cold (user.c:?)
[   95.138367][ T3429]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   95.138371][ T3429]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   95.138373][ T3429]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   95.138376][ T3429]  ? netdev_notice (net/core/dev.c:13194)
[   95.138379][ T3429]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.138382][ T3429]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   95.138384][ T3429]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   95.138387][ T3429]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   95.138390][ T3429]  ? 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)
[   95.138393][ T3429]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   95.138397][ T3429]  dev_set_allmulti (net/core/dev_api.c:315)
[   95.138401][ T3429] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   95.138418][ T3429]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   95.138423][ T3429]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   95.138427][ T3429] br_del_if (net/bridge/br_if.c:732) bridge
[   95.138439][ T3429]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   95.138442][ T3429]  do_set_master (net/core/rtnetlink.c:3055)
[   95.138446][ T3429]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   95.138450][ T3429]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   95.138454][ T3429]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   95.138456][ T3429]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.138458][ T3429]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   95.138464][ T3429]  ? kasan_save_stack (mm/kasan/common.c:58)
[   95.138467][ T3429]  ? kasan_save_stack (mm/kasan/common.c:57)
[   95.138469][ T3429]  ? kasan_save_track (mm/kasan/common.c:78)
[   95.138471][ T3429]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   95.138473][ T3429]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   95.138476][ T3429]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   95.138477][ T3429]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   95.138479][ T3429]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   95.138482][ T3429]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.138484][ T3429]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   95.138486][ T3429]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   95.138488][ T3429]  ? ___sys_sendmsg (net/socket.c:2767)
[   95.138490][ T3429]  ? __sys_sendmsg (net/socket.c:2799)
[   95.138492][ T3429]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   95.138494][ T3429]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   95.138498][ T3429]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.138501][ T3429]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   95.138503][ T3429]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.138505][ T3429]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.138507][ T3429]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   95.138510][ T3429]  ? __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)
[   95.138513][ T3429]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   95.138516][ T3429]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   95.138518][ T3429]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   95.138520][ T3429]  ? nla_get_range_signed (lib/nlattr.c:270)
[   95.138524][ T3429]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   95.138527][ T3429]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   95.138531][ T3429]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.138533][ T3429]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   95.138535][ T3429]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   95.138537][ T3429]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.138540][ T3429]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   95.138543][ T3429]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   95.138546][ T3429]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   95.138548][ T3429]  ? __kernel_text_address (kernel/extable.c:79)
[   95.138550][ T3429]  ? write_profile (profile.c:?)
[   95.138552][ T3429]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   95.138555][ T3429]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.138558][ T3429]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.138560][ T3429]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   95.138565][ T3429]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   95.138567][ T3429]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.138570][ T3429]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   95.138572][ T3429]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   95.138575][ T3429]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.138577][ T3429]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   95.138579][ T3429]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   95.138583][ T3429]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   95.138585][ T3429]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.138588][ T3429]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   95.138590][ T3429]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   95.138592][ T3429]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   95.138596][ T3429]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.138598][ T3429]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   95.138601][ T3429]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.138604][ T3429]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   95.138607][ T3429]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.138609][ T3429]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.138612][ T3429]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   95.138615][ T3429]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   95.138618][ T3429]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   95.138621][ T3429]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.138623][ T3429]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   95.138626][ T3429]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   95.138629][ T3429]  ? copy_msghdr_from_user (net/socket.c:2650)
[   95.138631][ T3429]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   95.138633][ T3429]  ? move_addr_to_kernel (net/socket.c:258)
[   95.138635][ T3429]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   95.138640][ T3429]  ___sys_sendmsg (net/socket.c:2767)
[   95.138642][ T3429]  ? copy_msghdr_from_user (net/socket.c:2619)
[   95.138650][ T3429]  __sys_sendmsg (net/socket.c:2799)
[   95.138653][ T3429]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   95.138657][ T3429]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.138660][ T3429]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   95.138662][ T3429]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   95.138666][ T3429]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   95.138668][ T3429] RIP: 0033:0x7f23a419954e
[   95.138671][ T3429] 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
[   95.138674][ T3429] RSP: 002b:00007fff962dba60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   95.138687][ T3429] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f23a419954e
[   95.138689][ T3429] RDX: 0000000000000000 RSI: 00007fff962dbb10 RDI: 0000000000000005
[   95.138691][ T3429] RBP: 00007fff962dba70 R08: 0000000000000000 R09: 0000000000000000
[   95.138692][ T3429] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7f3
[   95.138694][ T3429] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff962dc1d0
| [   96.237944][ T3516] softirqs last disabled at (0): 0x0
| [   96.237946][ T3516] Preemption disabled at:
| [   96.237947][ T3516] vprintk_emit (kernel/printk/printk.c:2471)
| [   96.237958][ T3516] Tainted: [W]=WARN
[   96.237959][ T3516] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   96.237960][ T3516] Call Trace:
[   96.237962][ T3516]  <TASK>
[   96.237963][ T3516]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   96.237968][ T3516]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   96.237970][ T3516]  __might_resched.cold (kernel/sched/core.c:9234)
[   96.237974][ T3516]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   96.237977][ T3516]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   96.237980][ T3516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.237983][ T3516]  __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))
[   96.237987][ T3516]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   96.237989][ T3516]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   96.237993][ T3516]  ? 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)
[   96.237995][ T3516]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   96.237997][ T3516]  put_chars (drivers/char/virtio_console.c:1176)
[   96.237999][ T3516]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   96.238000][ T3516]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   96.238003][ T3516]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   96.238006][ T3516]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   96.238008][ T3516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.238009][ T3516]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.238012][ T3516]  console_emit_next_record (kernel/printk/printk.c:3183)
[   96.238014][ T3516]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   96.238016][ T3516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.238018][ T3516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.238019][ T3516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.238021][ T3516]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.238023][ T3516]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   96.238025][ T3516]  console_flush_one_record (kernel/printk/printk.c:3268)
[   96.238027][ T3516]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   96.238030][ T3516]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   96.238032][ T3516]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.238033][ T3516]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   96.238035][ T3516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.238037][ T3516]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   96.238038][ T3516]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   96.238039][ T3516]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   96.238041][ T3516]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   96.238044][ T3516]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   96.238046][ T3516]  vprintk_emit (kernel/printk/printk.c:2479)
[   96.238048][ T3516]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   96.238050][ T3516]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   96.238053][ T3516]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   96.238055][ T3516]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   96.238057][ T3516]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   96.238059][ T3516]  ? ___sys_sendmsg (net/socket.c:2767)
[   96.238061][ T3516]  ? __sys_sendmsg (net/socket.c:2799)
[   96.238062][ T3516]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   96.238066][ T3516]  _printk (kernel/printk/printk.c:2504)
[   96.238069][ T3516]  ? snapshot_read.cold (user.c:?)
[   96.238071][ T3516]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   96.238073][ T3516]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   96.238075][ T3516]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   96.238077][ T3516]  ? netdev_notice (net/core/dev.c:13194)
[   96.238079][ T3516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.238081][ T3516]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   96.238082][ T3516]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   96.238085][ T3516]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   96.238086][ T3516]  ? 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)
[   96.238089][ T3516]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   96.238092][ T3516]  dev_set_allmulti (net/core/dev_api.c:315)
[   96.238095][ T3516] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   96.238107][ T3516]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   96.238110][ T3516]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   96.238113][ T3516] br_del_if (net/bridge/br_if.c:732) bridge
[   96.238120][ T3516]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   96.238122][ T3516]  do_set_master (net/core/rtnetlink.c:3055)
[   96.238125][ T3516]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   96.238127][ T3516]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   96.238130][ T3516]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   96.238131][ T3516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.238133][ T3516]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   96.238137][ T3516]  ? kasan_save_stack (mm/kasan/common.c:58)
[   96.238139][ T3516]  ? kasan_save_stack (mm/kasan/common.c:57)
[   96.238141][ T3516]  ? kasan_save_track (mm/kasan/common.c:78)
[   96.238142][ T3516]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   96.238144][ T3516]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   96.238145][ T3516]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   96.238146][ T3516]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   96.238148][ T3516]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   96.238149][ T3516]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   96.238151][ T3516]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   96.238152][ T3516]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   96.238153][ T3516]  ? ___sys_sendmsg (net/socket.c:2767)
[   96.238155][ T3516]  ? __sys_sendmsg (net/socket.c:2799)
[   96.238156][ T3516]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   96.238157][ T3516]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   96.238160][ T3516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.238162][ T3516]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.238163][ T3516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.238165][ T3516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.238167][ T3516]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   96.238169][ T3516]  ? __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)
[   96.238171][ T3516]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   96.238173][ T3516]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   96.238174][ T3516]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   96.238176][ T3516]  ? nla_get_range_signed (lib/nlattr.c:270)
[   96.238178][ T3516]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   96.238180][ T3516]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   96.238182][ T3516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.238184][ T3516]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   96.238185][ T3516]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.238187][ T3516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.238189][ T3516]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   96.238190][ T3516]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   96.238192][ T3516]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   96.238194][ T3516]  ? __kernel_text_address (kernel/extable.c:79)
[   96.238195][ T3516]  ? write_profile (profile.c:?)
[   96.238196][ T3516]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   96.238199][ T3516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.238200][ T3516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.238202][ T3516]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   96.238205][ T3516]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.238207][ T3516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.238209][ T3516]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   96.238210][ T3516]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   96.238212][ T3516]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.238213][ T3516]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   96.238214][ T3516]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   96.238217][ T3516]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   96.238218][ T3516]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.238220][ T3516]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   96.238221][ T3516]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   96.238222][ T3516]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   96.238225][ T3516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.238227][ T3516]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   96.238229][ T3516]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   96.238231][ T3516]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   96.238232][ T3516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.238234][ T3516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.238236][ T3516]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.238237][ T3516]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   96.238239][ T3516]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   96.238241][ T3516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.238243][ T3516]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   96.238245][ T3516]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   96.238247][ T3516]  ? copy_msghdr_from_user (net/socket.c:2650)
[   96.238248][ T3516]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   96.238250][ T3516]  ? move_addr_to_kernel (net/socket.c:258)
[   96.238251][ T3516]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   96.238254][ T3516]  ___sys_sendmsg (net/socket.c:2767)
[   96.238256][ T3516]  ? copy_msghdr_from_user (net/socket.c:2619)
[   96.238261][ T3516]  __sys_sendmsg (net/socket.c:2799)
[   96.238262][ T3516]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   96.238265][ T3516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.238267][ T3516]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   96.238269][ T3516]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   96.238271][ T3516]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   96.238273][ T3516] RIP: 0033:0x7ff6afd9854e
[   96.238275][ T3516] 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
[   96.238277][ T3516] RSP: 002b:00007ffc87ae5b60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   96.238281][ T3516] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff6afd9854e
[   96.238282][ T3516] RDX: 0000000000000000 RSI: 00007ffc87ae5c10 RDI: 0000000000000005
[   96.238283][ T3516] RBP: 00007ffc87ae5b70 R08: 0000000000000000 R09: 0000000000000000
[   96.238284][ T3516] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d7f4


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
__irq_exit_rcu:handle_softirqs:dump_stack_lvl:__kmalloc_noprof:put_chars
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