======================================
| [    9.662592][  T187] softirqs last disabled at (33680): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [    9.662595][  T187] Preemption disabled at:
| [    9.662595][  T187] 0x0
| [    9.662606][  T187] Tainted: [W]=WARN
[    9.662607][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.662608][  T187] Call Trace:
[    9.662610][  T187]  <TASK>
[    9.662611][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.662618][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.662622][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.662627][  T187]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.662632][  T187]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[    9.662634][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.662640][  T187]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.662642][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.662645][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[    9.662648][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.662650][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.662654][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.662659][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.662666][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.662668][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.662670][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.662674][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.662678][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.662680][  T187]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[    9.662683][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.662685][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.662689][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.662693][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.662695][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.662700][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.662703][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.662704][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.662707][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.662710][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.662712][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.662715][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.662719][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.662722][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.662726][  T187]  _printk (kernel/printk/printk.c:2504)
[    9.662730][  T187]  ? snapshot_read.cold (user.c:?)
[    9.662733][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.662735][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.662739][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.662741][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.662745][  T187]  ? exit_notify (kernel/exit.c:780)
[    9.662747][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.662750][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.662754][  T187]  do_group_exit (kernel/exit.c:1151)
[    9.662757][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.662758][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.662760][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.662763][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.662766][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.662769][  T187] RIP: 0033:0x7fb03e06f1b8
[    9.662771][  T187] Code: Unable to access opcode bytes at 0x7fb03e06f18e.

Code starting with the faulting instruction
===========================================
[    9.662772][  T187] RSP: 002b:00007fff18292b78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.662774][  T187] RAX: ffffffffffffffda RBX: 00007fb03e19ff88 RCX: 00007fb03e06f1b8
[    9.662776][  T187] RDX: 00007fb03ddb9fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.662776][  T187] RBP: 00007fff18292bd0 R08: 0000000000000000 R09: 0000000000008010
[    9.662777][  T187] R10: 00007fff18292990 R11: 0000000000000246 R12: 0000000000000001
[    9.662778][  T187] R13: 0000000000000000 R14: 00007fb03e19e680 R15: 00007fb03e19ffa0
| [   11.049907][  T263] softirqs last disabled at (20603): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.049909][  T263] Preemption disabled at:
| [   11.049910][  T263] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.049920][  T263] Tainted: [W]=WARN
[   11.049921][  T263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.049923][  T263] Call Trace:
[   11.049924][  T263]  <TASK>
[   11.049926][  T263]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.049931][  T263]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.049934][  T263]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.049938][  T263]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.049942][  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)
[   11.049947][  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))
[   11.049950][  T263]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.049955][  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)
[   11.049958][  T263]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.049962][  T263]  put_chars (drivers/char/virtio_console.c:1176)
[   11.049964][  T263]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.049966][  T263]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.049970][  T263]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.049973][  T263]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.049977][  T263]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.049980][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.049985][  T263]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.049987][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.049992][  T263]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.049996][  T263]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.049998][  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))
[   11.050001][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.050003][  T263]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.050007][  T263]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.050011][  T263]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.050013][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.050018][  T263]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.050021][  T263]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.050023][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.050025][  T263]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.050029][  T263]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.050031][  T263]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.050034][  T263]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.050038][  T263]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.050043][  T263]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   11.050047][  T263]  _printk (kernel/printk/printk.c:2504)
[   11.050051][  T263]  ? snapshot_read.cold (user.c:?)
[   11.050057][  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)
[   11.050060][  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
[   11.050064][  T263]  do_one_initcall (init/main.c:1357)
[   11.050066][  T263]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   11.050071][  T263]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   11.050074][  T263]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   11.050078][  T263]  do_init_module (kernel/module/main.c:3117)
[   11.050082][  T263]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.050087][  T263]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   11.050090][  T263]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   11.050094][  T263]  load_module (kernel/module/main.c:3593)
[   11.050101][  T263]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   11.050105][  T263]  ? __ia32_sys_fsconfig (??:?)
[   11.050107][  T263]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   11.050111][  T263]  ? backing_file_read_iter (fs/backing-file.c:211)
[   11.050114][  T263]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.050118][  T263]  init_module_from_file (kernel/module/main.c:3790)
[   11.050121][  T263]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   11.050129][  T263]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.050133][  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)
[   11.050136][  T263]  idempotent_init_module (kernel/module/main.c:3802)
[   11.050139][  T263]  ? init_module_from_file (kernel/module/main.c:3791)
[   11.050145][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.050148][  T263]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.050153][  T263]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   11.050155][  T263]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.050159][  T263]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.050161][  T263]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.050164][  T263]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.050166][  T263] RIP: 0033:0x7fa077ddf37d
[   11.050169][  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
[   11.050171][  T263] RSP: 002b:00007ffd50f8f688 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   11.050174][  T263] RAX: ffffffffffffffda RBX: 000055d040f36810 RCX: 00007fa077ddf37d
[   11.050175][  T263] RDX: 0000000000000000 RSI: 000055d00bbc1ffd RDI: 0000000000000000
[   11.050176][  T263] RBP: 00007ffd50f8f720 R08: 0000000000000000 R09: 0000000000000000
[   11.050177][  T263] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d00bbc1ffd
[   11.050178][  T263] R13: 000055d040f36960 R14: 0000000000040000 R15: 0000000000000000
| [   12.087485][  T346] softirqs last disabled at (13156): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   12.087488][  T346] Preemption disabled at:
| [   12.087488][  T346] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.087498][  T346] Tainted: [W]=WARN
[   12.087499][  T346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.087501][  T346] Call Trace:
[   12.087503][  T346]  <TASK>
[   12.087504][  T346]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.087510][  T346]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.087512][  T346]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.087517][  T346]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.087521][  T346]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.087526][  T346]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   12.087528][  T346]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.087534][  T346]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.087536][  T346]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.087539][  T346]  put_chars (drivers/char/virtio_console.c:1176)
[   12.087542][  T346]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.087546][  T346]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.087549][  T346]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.087552][  T346]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.087554][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.087555][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.087559][  T346]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.087561][  T346]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.087564][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.087568][  T346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.087572][  T346]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.087575][  T346]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.087577][  T346]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   12.087580][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.087582][  T346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.087586][  T346]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.087590][  T346]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.087592][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.087597][  T346]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.087599][  T346]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.087601][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.087603][  T346]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.087607][  T346]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.087608][  T346]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.087612][  T346]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.087615][  T346]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.087618][  T346]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.087619][  T346]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   12.087624][  T346]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.087627][  T346]  _printk (kernel/printk/printk.c:2504)
[   12.087630][  T346]  ? snapshot_read.cold (user.c:?)
[   12.087634][  T346]  ? br_multicast_flood (??:?) bridge
[   12.087647][  T346]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.087648][  T346]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.087649][  T346]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.087654][  T346] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   12.087663][  T346] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   12.087671][  T346] new_nbp (net/bridge/br_if.c:449) bridge
[   12.087680][  T346] br_add_if (net/bridge/br_if.c:592) bridge
[   12.087687][  T346]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   12.087691][  T346]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   12.087694][  T346]  ? __kernel_text_address (kernel/extable.c:79)
[   12.087698][  T346]  do_set_master (net/core/rtnetlink.c:3071)
[   12.087702][  T346]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.087705][  T346]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.087708][  T346]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.087710][  T346]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.087712][  T346]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.087716][  T346]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.087718][  T346]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.087720][  T346]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.087722][  T346]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.087725][  T346]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.087727][  T346]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.087729][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.087731][  T346]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   12.087734][  T346]  ? ___sys_sendmsg (net/socket.c:2757)
[   12.087739][  T346]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.087740][  T346]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.087743][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.087745][  T346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.087747][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.087748][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.087751][  T346]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.087755][  T346]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   12.087756][  T346]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.087758][  T346]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.087762][  T346]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.087763][  T346]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.087768][  T346]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.087773][  T346]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.087778][  T346]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.087780][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.087784][  T346]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.087786][  T346]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.087788][  T346]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.087789][  T346]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.087793][  T346]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.087795][  T346]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.087798][  T346]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.087799][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.087803][  T346]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.087805][  T346]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.087808][  T346]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.087810][  T346]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.087813][  T346]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.087819][  T346]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.087820][  T346]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.087824][  T346]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.087828][  T346]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.087830][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.087834][  T346]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.087838][  T346]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.087841][  T346]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.087847][  T346]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   12.087849][  T346]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.087851][  T346]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   12.087853][  T346]  ? move_addr_to_kernel (net/socket.c:258)
[   12.087859][  T346]  ___sys_sendmsg (net/socket.c:2767)
[   12.087862][  T346]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.087877][  T346]  __sys_sendmsg (net/socket.c:2799)
[   12.087880][  T346]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.087886][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.087889][  T346]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.087892][  T346]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.087895][  T346]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.087897][  T346] RIP: 0033:0x7fbaad35354e
[   12.087900][  T346] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.087902][  T346] RSP: 002b:00007ffe90b52db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.087905][  T346] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fbaad35354e
[   12.087906][  T346] RDX: 0000000000000000 RSI: 00007ffe90b52e60 RDI: 0000000000000005
[   12.087907][  T346] RBP: 00007ffe90b52dc0 R08: 0000000000000000 R09: 0000000000000000
[   12.087908][  T346] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9188e6
[   12.087909][  T346] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe90b53520
| [   13.141720][  T425] softirqs last disabled at (22100): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   13.141722][  T425] Preemption disabled at:
| [   13.141723][  T425] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.141733][  T425] Tainted: [W]=WARN
[   13.141733][  T425] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.141735][  T425] Call Trace:
[   13.141737][  T425]  <TASK>
[   13.141738][  T425]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.141744][  T425]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.141746][  T425]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.141751][  T425]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.141755][  T425]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.141760][  T425]  __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))
[   13.141762][  T425]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.141768][  T425]  ? 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)
[   13.141771][  T425]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.141774][  T425]  put_chars (drivers/char/virtio_console.c:1176)
[   13.141776][  T425]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   13.141778][  T425]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.141781][  T425]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.141785][  T425]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.141788][  T425]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.141791][  T425]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.141794][  T425]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.141796][  T425]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.141797][  T425]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.141801][  T425]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.141803][  T425]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   13.141806][  T425]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.141809][  T425]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.141813][  T425]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.141817][  T425]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.141818][  T425]  ? 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))
[   13.141821][  T425]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.141824][  T425]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.141828][  T425]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.141832][  T425]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.141833][  T425]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.141839][  T425]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.141841][  T425]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.141843][  T425]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.141845][  T425]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.141849][  T425]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.141851][  T425]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.141854][  T425]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.141858][  T425]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.141860][  T425]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.141863][  T425]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.141866][  T425]  _printk (kernel/printk/printk.c:2504)
[   13.141870][  T425]  ? snapshot_read.cold (user.c:?)
[   13.141874][  T425]  ? br_multicast_flood (??:?) bridge
[   13.141887][  T425]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.141888][  T425]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.141890][  T425]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.141894][  T425] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   13.141904][  T425] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   13.141912][  T425] new_nbp (net/bridge/br_if.c:449) bridge
[   13.141921][  T425] br_add_if (net/bridge/br_if.c:592) bridge
[   13.141928][  T425]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   13.141932][  T425]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   13.141935][  T425]  ? __kernel_text_address (kernel/extable.c:79)
[   13.141939][  T425]  do_set_master (net/core/rtnetlink.c:3071)
[   13.141943][  T425]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.141947][  T425]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.141950][  T425]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.141951][  T425]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.141953][  T425]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.141956][  T425]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.141959][  T425]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.141961][  T425]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.141963][  T425]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.141966][  T425]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.141967][  T425]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.141970][  T425]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.141972][  T425]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   13.141975][  T425]  ? ___sys_sendmsg (net/socket.c:2757)
[   13.141980][  T425]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.141982][  T425]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.141984][  T425]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.141987][  T425]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.141988][  T425]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.141990][  T425]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.141992][  T425]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.141996][  T425]  ? __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)
[   13.141999][  T425]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.142001][  T425]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.142005][  T425]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.142006][  T425]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.142011][  T425]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.142016][  T425]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.142021][  T425]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.142023][  T425]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.142027][  T425]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.142029][  T425]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.142031][  T425]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.142033][  T425]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.142036][  T425]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.142039][  T425]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.142041][  T425]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.142043][  T425]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.142047][  T425]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.142049][  T425]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.142052][  T425]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.142054][  T425]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.142057][  T425]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.142063][  T425]  ? 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))
[   13.142065][  T425]  ? 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))
[   13.142069][  T425]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.142072][  T425]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.142075][  T425]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.142079][  T425]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.142083][  T425]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.142087][  T425]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.142092][  T425]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   13.142094][  T425]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.142096][  T425]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   13.142098][  T425]  ? move_addr_to_kernel (net/socket.c:258)
[   13.142105][  T425]  ___sys_sendmsg (net/socket.c:2767)
[   13.142108][  T425]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.142123][  T425]  __sys_sendmsg (net/socket.c:2799)
[   13.142126][  T425]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.142132][  T425]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.142135][  T425]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.142138][  T425]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.142141][  T425]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.142143][  T425] RIP: 0033:0x7f2d6149754e
[   13.142146][  T425] 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
[   13.142148][  T425] RSP: 002b:00007ffd9b601fb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.142151][  T425] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2d6149754e
[   13.142152][  T425] RDX: 0000000000000000 RSI: 00007ffd9b602060 RDI: 0000000000000005
[   13.142153][  T425] RBP: 00007ffd9b601fc0 R08: 0000000000000000 R09: 0000000000000000
[   13.142154][  T425] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9188e7
[   13.142155][  T425] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd9b602720
| [   14.288601][   T37] softirqs last disabled at (79656): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) bridge
| [   14.288608][   T37] Preemption disabled at:
| [   14.288609][   T37] 0x0
| [   14.288619][   T37] Tainted: [W]=WARN
[   14.288620][   T37] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.288621][   T37] Workqueue: events_unbound linkwatch_event
[   14.288625][   T37] Call Trace:
[   14.288626][   T37]  <TASK>
[   14.288628][   T37]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.288634][   T37]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.288639][   T37]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.288643][   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)
[   14.288648][   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))
[   14.288651][   T37]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.288656][   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)
[   14.288659][   T37]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.288662][   T37]  put_chars (drivers/char/virtio_console.c:1176)
[   14.288665][   T37]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.288666][   T37]  ? check_prev_add (kernel/locking/lockdep.c:3185)
[   14.288670][   T37]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   14.288674][   T37]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.288677][   T37]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.288678][   T37]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.288680][   T37]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.288684][   T37]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.288685][   T37]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.288690][   T37]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.288694][   T37]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.288698][   T37]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.288699][   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))
[   14.288702][   T37]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.288706][   T37]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.288710][   T37]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.288715][   T37]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.288716][   T37]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.288722][   T37]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.288724][   T37]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.288726][   T37]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.288729][   T37]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.288732][   T37]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.288734][   T37]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.288737][   T37]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.288741][   T37]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.288747][   T37]  _printk (kernel/printk/printk.c:2504)
[   14.288751][   T37]  ? snapshot_read.cold (user.c:?)
[   14.288756][   T37]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.288760][   T37] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   14.288770][   T37] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   14.288778][   T37] br_stp_enable_port (net/bridge/br_stp_if.c:93) bridge
[   14.288785][   T37] br_port_carrier_check (net/bridge/br_if.c:90) bridge
[   14.288794][   T37] br_device_event (net/bridge/br.c:101) bridge
[   14.288803][   T37]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   14.288805][   T37]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[   14.288812][   T37]  notifier_call_chain (kernel/notifier.c:85)
[   14.288817][   T37]  netif_state_change (net/core/dev.c:1625)
[   14.288822][   T37]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7))
[   14.288827][   T37]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   14.288829][   T37]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   14.288832][   T37]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.288834][   T37]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.288838][   T37]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   14.288841][   T37]  ? __linkwatch_run_queue (./include/linux/list.h:577)
[   14.288844][   T37]  process_one_work (kernel/workqueue.c:3387)
[   14.288850][   T37]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   14.288853][   T37]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.288861][   T37]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   14.288868][   T37]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   14.288870][   T37]  kthread (kernel/kthread.c:436)
[   14.288872][   T37]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.288875][   T37]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   14.288877][   T37]  ret_from_fork (arch/x86/kernel/process.c:158)
[   14.288882][   T37]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   14.288885][   T37]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   14.288888][   T37]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   14.288891][   T37]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   15.464834][  T628] softirqs last disabled at (18956): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   15.464836][  T628] Preemption disabled at:
| [   15.464837][  T628] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.464847][  T628] Tainted: [W]=WARN
[   15.464847][  T628] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.464849][  T628] Call Trace:
[   15.464851][  T628]  <TASK>
[   15.464853][  T628]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.464859][  T628]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.464861][  T628]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.464866][  T628]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.464870][  T628]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.464875][  T628]  __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))
[   15.464877][  T628]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.464883][  T628]  ? 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)
[   15.464886][  T628]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.464889][  T628]  put_chars (drivers/char/virtio_console.c:1176)
[   15.464891][  T628]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   15.464893][  T628]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.464896][  T628]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.464900][  T628]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.464902][  T628]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.464906][  T628]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.464909][  T628]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.464910][  T628]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.464912][  T628]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.464916][  T628]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.464918][  T628]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   15.464921][  T628]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.464923][  T628]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.464927][  T628]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.464931][  T628]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.464932][  T628]  ? 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))
[   15.464936][  T628]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.464938][  T628]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.464942][  T628]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.464946][  T628]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.464948][  T628]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.464953][  T628]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.464955][  T628]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.464957][  T628]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.464959][  T628]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.464963][  T628]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.464965][  T628]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.464968][  T628]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.464972][  T628]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.464974][  T628]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.464979][  T628]  _printk (kernel/printk/printk.c:2504)
[   15.464983][  T628]  ? snapshot_read.cold (user.c:?)
[   15.464987][  T628]  ? br_multicast_flood (??:?) bridge
[   15.465000][  T628]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   15.465001][  T628]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.465003][  T628]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.465007][  T628] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   15.465034][  T628] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   15.465043][  T628] new_nbp (net/bridge/br_if.c:449) bridge
[   15.465052][  T628] br_add_if (net/bridge/br_if.c:592) bridge
[   15.465059][  T628]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   15.465063][  T628]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   15.465066][  T628]  ? __kernel_text_address (kernel/extable.c:79)
[   15.465069][  T628]  do_set_master (net/core/rtnetlink.c:3071)
[   15.465074][  T628]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   15.465077][  T628]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   15.465080][  T628]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   15.465081][  T628]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.465083][  T628]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.465087][  T628]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.465089][  T628]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.465091][  T628]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.465093][  T628]  ? kasan_save_stack (mm/kasan/common.c:58)
[   15.465096][  T628]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.465098][  T628]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.465100][  T628]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.465102][  T628]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   15.465105][  T628]  ? ___sys_sendmsg (net/socket.c:2757)
[   15.465110][  T628]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.465111][  T628]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.465114][  T628]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.465116][  T628]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.465118][  T628]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.465119][  T628]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.465122][  T628]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   15.465125][  T628]  ? __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)
[   15.465129][  T628]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   15.465131][  T628]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.465134][  T628]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   15.465135][  T628]  ? nla_get_range_signed (lib/nlattr.c:270)
[   15.465140][  T628]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   15.465145][  T628]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.465150][  T628]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.465152][  T628]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.465156][  T628]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.465158][  T628]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.465160][  T628]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.465162][  T628]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.465165][  T628]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.465167][  T628]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.465170][  T628]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.465171][  T628]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.465175][  T628]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.465177][  T628]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.465180][  T628]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.465182][  T628]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.465185][  T628]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.465191][  T628]  ? 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))
[   15.465192][  T628]  ? 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))
[   15.465196][  T628]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.465200][  T628]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.465202][  T628]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.465206][  T628]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.465210][  T628]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   15.465213][  T628]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.465225][  T628]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   15.465227][  T628]  ? copy_msghdr_from_user (net/socket.c:2650)
[   15.465231][  T628]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   15.465233][  T628]  ? move_addr_to_kernel (net/socket.c:258)
[   15.465240][  T628]  ___sys_sendmsg (net/socket.c:2767)
[   15.465242][  T628]  ? copy_msghdr_from_user (net/socket.c:2619)
[   15.465258][  T628]  __sys_sendmsg (net/socket.c:2799)
[   15.465260][  T628]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   15.465266][  T628]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.465270][  T628]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.465272][  T628]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.465275][  T628]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.465277][  T628] RIP: 0033:0x7fc2cf68354e
[   15.465281][  T628] 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
[   15.465282][  T628] RSP: 002b:00007ffd5ffc6b20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.465285][  T628] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc2cf68354e
[   15.465286][  T628] RDX: 0000000000000000 RSI: 00007ffd5ffc6bd0 RDI: 0000000000000005
[   15.465287][  T628] RBP: 00007ffd5ffc6b30 R08: 0000000000000000 R09: 0000000000000000
[   15.465288][  T628] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9188e9
[   15.465289][  T628] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd5ffc7290
| [   16.824128][  T554] softirqs last disabled at (21958): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) bridge
| [   16.824136][  T554] Preemption disabled at:
| [   16.824137][  T554] 0x0
| [   16.824146][  T554] Tainted: [W]=WARN
[   16.824147][  T554] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.824149][  T554] Workqueue: events_unbound linkwatch_event
[   16.824152][  T554] Call Trace:
[   16.824154][  T554]  <TASK>
[   16.824156][  T554]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.824162][  T554]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.824167][  T554]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.824171][  T554]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   16.824176][  T554]  __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))
[   16.824179][  T554]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.824185][  T554]  ? 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)
[   16.824187][  T554]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.824191][  T554]  put_chars (drivers/char/virtio_console.c:1176)
[   16.824193][  T554]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.824196][  T554]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.824201][  T554]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.824203][  T554]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.824207][  T554]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.824209][  T554]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   16.824211][  T554]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.824213][  T554]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.824217][  T554]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.824218][  T554]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.824223][  T554]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.824227][  T554]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.824233][  T554]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.824235][  T554]  ? 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))
[   16.824238][  T554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.824240][  T554]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.824244][  T554]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.824249][  T554]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.824251][  T554]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.824256][  T554]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.824259][  T554]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.824260][  T554]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.824263][  T554]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.824267][  T554]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.824268][  T554]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.824272][  T554]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.824276][  T554]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.824279][  T554]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.824282][  T554]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.824285][  T554]  _printk (kernel/printk/printk.c:2504)
[   16.824289][  T554]  ? snapshot_read.cold (user.c:?)
[   16.824294][  T554]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.824298][  T554] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   16.824309][  T554] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   16.824317][  T554] br_stp_enable_port (net/bridge/br_stp_if.c:93) bridge
[   16.824324][  T554] br_port_carrier_check (net/bridge/br_if.c:90) bridge
[   16.824338][  T554] br_device_event (net/bridge/br.c:101) bridge
[   16.824347][  T554]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   16.824349][  T554]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[   16.824356][  T554]  notifier_call_chain (kernel/notifier.c:85)
[   16.824362][  T554]  netif_state_change (net/core/dev.c:1625)
[   16.824367][  T554]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7))
[   16.824371][  T554]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   16.824374][  T554]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   16.824377][  T554]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.824379][  T554]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.824383][  T554]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   16.824386][  T554]  ? __linkwatch_run_queue (./include/linux/list.h:577)
[   16.824389][  T554]  process_one_work (kernel/workqueue.c:3387)
[   16.824396][  T554]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   16.824399][  T554]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.824407][  T554]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   16.824411][  T554]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   16.824413][  T554]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   16.824416][  T554]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   16.824419][  T554]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   16.824421][  T554]  kthread (kernel/kthread.c:436)
[   16.824423][  T554]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.824425][  T554]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   16.824428][  T554]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.824432][  T554]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   16.824435][  T554]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.824439][  T554]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   16.824442][  T554]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   18.141167][   T38] softirqs last disabled at (82358): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) bridge
| [   18.141175][   T38] Preemption disabled at:
| [   18.141176][   T38] 0x0
| [   18.141185][   T38] Tainted: [W]=WARN
[   18.141186][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.141188][   T38] Workqueue: events_unbound linkwatch_event
[   18.141191][   T38] Call Trace:
[   18.141192][   T38]  <TASK>
[   18.141194][   T38]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.141201][   T38]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.141205][   T38]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.141209][   T38]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.141215][   T38]  __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))
[   18.141217][   T38]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.141222][   T38]  ? 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)
[   18.141225][   T38]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.141232][   T38]  put_chars (drivers/char/virtio_console.c:1176)
[   18.141235][   T38]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.141238][   T38]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.141242][   T38]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.141244][   T38]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.141248][   T38]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.141251][   T38]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   18.141253][   T38]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.141255][   T38]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.141259][   T38]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.141260][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.141264][   T38]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.141268][   T38]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.141272][   T38]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.141274][   T38]  ? 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))
[   18.141277][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.141280][   T38]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.141284][   T38]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.141288][   T38]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.141290][   T38]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.141295][   T38]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.141298][   T38]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.141300][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.141302][   T38]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.141306][   T38]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.141308][   T38]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.141311][   T38]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.141315][   T38]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.141318][   T38]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.141321][   T38]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.141324][   T38]  _printk (kernel/printk/printk.c:2504)
[   18.141328][   T38]  ? snapshot_read.cold (user.c:?)
[   18.141340][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.141344][   T38] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   18.141355][   T38] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   18.141363][   T38] br_stp_enable_port (net/bridge/br_stp_if.c:93) bridge
[   18.141370][   T38] br_port_carrier_check (net/bridge/br_if.c:90) bridge
[   18.141379][   T38] br_device_event (net/bridge/br.c:101) bridge
[   18.141387][   T38]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   18.141390][   T38]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[   18.141397][   T38]  notifier_call_chain (kernel/notifier.c:85)
[   18.141403][   T38]  netif_state_change (net/core/dev.c:1625)
[   18.141408][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7))
[   18.141413][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   18.141415][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   18.141418][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.141421][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.141425][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   18.141427][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:577)
[   18.141431][   T38]  process_one_work (kernel/workqueue.c:3387)
[   18.141437][   T38]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   18.141440][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.141448][   T38]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   18.141455][   T38]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   18.141457][   T38]  kthread (kernel/kthread.c:436)
[   18.141459][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.141462][   T38]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   18.141464][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.141469][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   18.141472][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.141475][   T38]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   18.141478][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   24.124077][  T923] softirqs last disabled at (11241): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   24.124080][  T923] Preemption disabled at:
| [   24.124081][  T923] vprintk_emit (kernel/printk/printk.c:2471)
| [   24.124094][  T923] Tainted: [W]=WARN
[   24.124095][  T923] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.124098][  T923] Call Trace:
[   24.124100][  T923]  <TASK>
[   24.124102][  T923]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   24.124110][  T923]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   24.124113][  T923]  __might_resched.cold (kernel/sched/core.c:9234)
[   24.124119][  T923]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   24.124125][  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)
[   24.124133][  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))
[   24.124137][  T923]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.124146][  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)
[   24.124149][  T923]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.124155][  T923]  put_chars (drivers/char/virtio_console.c:1176)
[   24.124159][  T923]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   24.124164][  T923]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.124170][  T923]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.124174][  T923]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.124181][  T923]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   24.124184][  T923]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   24.124187][  T923]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.124190][  T923]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.124197][  T923]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   24.124199][  T923]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.124207][  T923]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.124214][  T923]  console_emit_next_record (kernel/printk/printk.c:3183)
[   24.124221][  T923]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   24.124223][  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))
[   24.124231][  T923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.124235][  T923]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.124242][  T923]  console_flush_one_record (kernel/printk/printk.c:3268)
[   24.124249][  T923]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   24.124252][  T923]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.124261][  T923]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   24.124266][  T923]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   24.124269][  T923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.124272][  T923]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   24.124279][  T923]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   24.124282][  T923]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   24.124287][  T923]  vprintk_emit (kernel/printk/printk.c:2479)
[   24.124294][  T923]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   24.124299][  T923]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   24.124302][  T923]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.124310][  T923]  _printk (kernel/printk/printk.c:2504)
[   24.124315][  T923]  ? snapshot_read.cold (user.c:?)
[   24.124317][  T923]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.124321][  T923]  ? kasan_save_stack (mm/kasan/common.c:58)
[   24.124325][  T923]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.124328][  T923]  ? mpol_to_str (mm/mempolicy.c:3580)
[   24.124332][  T923]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   24.124337][  T923]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   24.124343][  T923]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   24.124347][  T923]  ? netdev_notice (net/core/dev.c:13194)
[   24.124349][  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)
[   24.124359][  T923]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   24.124370][  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)
[   24.124376][  T923]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   24.124384][  T923]  dev_set_allmulti (net/core/dev_api.c:315)
[   24.124390][  T923]  vif_add (net/ipv4/ipmr.c:900)
[   24.124393][  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)
[   24.124397][  T923]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   24.124405][  T923]  ? pim_rcv (net/ipv4/ipmr.c:2441)
[   24.124410][  T923]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.124413][  T923]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   24.124422][  T923]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.124427][  T923]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   24.124435][  T923]  ip_mroute_setsockopt (net/ipv4/ipmr.c:1497 (discriminator 1))
[   24.124441][  T923]  ? ipmr_rtm_route (net/ipv4/ipmr.c:2973)
[   24.124457][  T923]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.124465][  T923]  do_ip_setsockopt (net/ipv4/ip_sockglue.c:952)
[   24.124472][  T923]  ? ip_sock_set_tos (net/ipv4/ip_sockglue.c:609)
[   24.124474][  T923]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   24.124477][  T923]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.124482][  T923]  ? filemap_update_page (mm/filemap.c:2607)
[   24.124488][  T923]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   24.124494][  T923]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   24.124498][  T923]  ? handle_pte_fault (mm/memory.c:6558)
[   24.124505][  T923]  ip_setsockopt (net/ipv4/ip_sockglue.c:1421)
[   24.124511][  T923]  raw_setsockopt (net/ipv4/raw.c:851)
[   24.124517][  T923]  ? raw_bind (net/ipv4/raw.c:733)
[   24.124520][  T923]  ? __handle_mm_fault (mm/memory.c:6707)
[   24.124524][  T923]  ? __pmd_alloc (./include/linux/mm.h:1762)
[   24.124530][  T923]  do_sock_setsockopt (net/socket.c:2397)
[   24.124538][  T923]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[   24.124546][  T923]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.124553][  T923]  __sys_setsockopt (net/socket.c:2422)
[   24.124561][  T923]  __x64_sys_setsockopt (net/socket.c:2428 net/socket.c:2425 net/socket.c:2425)
[   24.124564][  T923]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.124569][  T923]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   24.124573][  T923]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   24.124575][  T923]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   24.124577][  T923]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   24.124582][  T923]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.124585][  T923] RIP: 0033:0x7f8ae50aa2de
[   24.124591][  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
[   24.124594][  T923] RSP: 002b:00007ffc66bb3668 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   24.124597][  T923] RAX: ffffffffffffffda RBX: 000055856fa5d2c0 RCX: 00007f8ae50aa2de
[   24.124599][  T923] RDX: 00000000000000ca RSI: 0000000000000000 RDI: 0000000000000007
[   24.124601][  T923] RBP: 00007ffc66bb3720 R08: 0000000000000010 R09: 0000000000000001
[   24.124602][  T923] R10: 00007ffc66bb36a0 R11: 0000000000000246 R12: 0000558592846ef4
[   24.124603][  T923] R13: 0000000000000001 R14: 0000558592846ee0 R15: 0000000000000000
| [   26.914636][  T992] softirqs last disabled at (12040): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   26.914639][  T992] Preemption disabled at:
| [   26.914639][  T992] vprintk_emit (kernel/printk/printk.c:2471)
| [   26.914648][  T992] Tainted: [W]=WARN
[   26.914650][  T992] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.914651][  T992] Call Trace:
[   26.914653][  T992]  <TASK>
[   26.914655][  T992]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.914661][  T992]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   26.914663][  T992]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.914667][  T992]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.914671][  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)
[   26.914677][  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))
[   26.914679][  T992]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.914685][  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)
[   26.914688][  T992]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.914691][  T992]  put_chars (drivers/char/virtio_console.c:1176)
[   26.914693][  T992]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.914695][  T992]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.914699][  T992]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.914705][  T992]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.914711][  T992]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.914713][  T992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.914716][  T992]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.914720][  T992]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.914723][  T992]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.914725][  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))
[   26.914728][  T992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.914731][  T992]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.914735][  T992]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.914739][  T992]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.914740][  T992]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.914746][  T992]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.914749][  T992]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.914750][  T992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.914753][  T992]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.914756][  T992]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.914758][  T992]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.914761][  T992]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.914765][  T992]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.914767][  T992]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   26.914768][  T992]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.914771][  T992]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   26.914773][  T992]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   26.914775][  T992]  ? ___sys_sendmsg (net/socket.c:2767)
[   26.914776][  T992]  ? __sys_sendmsg (net/socket.c:2799)
[   26.914778][  T992]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   26.914783][  T992]  _printk (kernel/printk/printk.c:2504)
[   26.914787][  T992]  ? snapshot_read.cold (user.c:?)
[   26.914791][  T992]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   26.914795][  T992]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   26.914798][  T992]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   26.914800][  T992]  ? netdev_notice (net/core/dev.c:13194)
[   26.914804][  T992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.914807][  T992]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   26.914809][  T992]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   26.914811][  T992]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.914813][  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)
[   26.914816][  T992]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   26.914821][  T992]  dev_set_allmulti (net/core/dev_api.c:315)
[   26.914824][  T992] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   26.914837][  T992]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   26.914844][  T992] br_del_if (net/bridge/br_if.c:732) bridge
[   26.914851][  T992]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.914854][  T992]  do_set_master (net/core/rtnetlink.c:3055)
[   26.914858][  T992]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   26.914863][  T992]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   26.914866][  T992]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   26.914867][  T992]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.914870][  T992]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.914873][  T992]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.914876][  T992]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.914877][  T992]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.914880][  T992]  ? kasan_save_stack (mm/kasan/common.c:58)
[   26.914883][  T992]  ? kasan_save_stack (mm/kasan/common.c:57)
[   26.914885][  T992]  ? kasan_save_track (mm/kasan/common.c:78)
[   26.914887][  T992]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.914889][  T992]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   26.914891][  T992]  ? ___sys_sendmsg (net/socket.c:2757)
[   26.914894][  T992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.914896][  T992]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   26.914899][  T992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.914901][  T992]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.914902][  T992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.914904][  T992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.914906][  T992]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   26.914909][  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)
[   26.914912][  T992]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   26.914914][  T992]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   26.914917][  T992]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   26.914919][  T992]  ? nla_get_range_signed (lib/nlattr.c:270)
[   26.914924][  T992]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   26.914929][  T992]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   26.914934][  T992]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.914936][  T992]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.914940][  T992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.914942][  T992]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.914944][  T992]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.914946][  T992]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.914949][  T992]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.914951][  T992]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   26.914954][  T992]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.914956][  T992]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.914960][  T992]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.914962][  T992]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.914965][  T992]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   26.914967][  T992]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.914969][  T992]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.914976][  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))
[   26.914977][  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))
[   26.914981][  T992]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.914985][  T992]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.914987][  T992]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.914991][  T992]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   26.914995][  T992]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   26.914999][  T992]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   26.915004][  T992]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   26.915006][  T992]  ? copy_msghdr_from_user (net/socket.c:2650)
[   26.915008][  T992]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   26.915010][  T992]  ? move_addr_to_kernel (net/socket.c:258)
[   26.915017][  T992]  ___sys_sendmsg (net/socket.c:2767)
[   26.915020][  T992]  ? copy_msghdr_from_user (net/socket.c:2619)
[   26.915035][  T992]  __sys_sendmsg (net/socket.c:2799)
[   26.915038][  T992]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   26.915044][  T992]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.915048][  T992]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   26.915049][  T992]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   26.915052][  T992]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.915055][  T992] RIP: 0033:0x7fa0cf3c954e
[   26.915058][  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
[   26.915060][  T992] RSP: 002b:00007ffe1e735080 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.915063][  T992] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa0cf3c954e
[   26.915064][  T992] RDX: 0000000000000000 RSI: 00007ffe1e735130 RDI: 0000000000000005
[   26.915065][  T992] RBP: 00007ffe1e735090 R08: 0000000000000000 R09: 0000000000000000
[   26.915066][  T992] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9188f5
[   26.915067][  T992] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe1e7357f0
| [   29.554334][    C0] softirqs last disabled at (1254879): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   29.554335][    C0] Preemption disabled at:
| [   29.554336][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   29.554345][    C0] Tainted: [W]=WARN
[   29.554347][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.554348][    C0] Call Trace:
[   29.554350][    C0]  <IRQ>
[   29.554352][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.554357][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   29.554358][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   29.554361][    C0]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   29.554364][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   29.554367][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   29.554370][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.554374][    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))
[   29.554383][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.554384][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.554388][    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)
[   29.554390][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.554392][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   29.554394][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   29.554395][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   29.554399][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   29.554402][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   29.554403][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.554405][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.554407][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   29.554409][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   29.554411][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.554413][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.554415][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.554416][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   29.554418][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   29.554420][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   29.554423][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   29.554425][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.554426][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   29.554428][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.554429][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.554431][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   29.554432][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   29.554434][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   29.554436][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   29.554438][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   29.554440][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.554442][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.554443][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:264)
[   29.554448][    C0]  _printk (kernel/printk/printk.c:2504)
[   29.554451][    C0]  ? snapshot_read.cold (user.c:?)
[   29.554453][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   29.554457][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.554459][    C0]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   29.554460][    C0]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   29.554463][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   29.554466][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   29.554467][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   29.554469][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   29.554471][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.554473][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.554485][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.554487][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.554489][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.554495][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   29.554497][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.554503][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.554509][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.554515][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   29.554518][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   29.554520][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   29.554524][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.554525][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.554527][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.554529][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   29.554531][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.554538][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   29.554539][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.554542][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.554544][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   29.554546][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   29.554548][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.554550][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.554552][    C0]  handle_softirqs (kernel/softirq.c:645)
[   29.554553][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.554555][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   29.554557][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   29.554558][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   29.554560][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   29.554563][    C0]  </IRQ>
[   29.554563][    C0]  <TASK>
[   29.554564][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   29.554565][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   29.554568][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   29.554571][    C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   29.554572][    C0] RSP: 0018:ffffffffaea07cf8 EFLAGS: 00000296
[   29.554576][    C0] RAX: 00000000001325dd RBX: ffffffffaea1c600 RCX: ffffffffabaf0307
[   29.554577][    C0] RDX: ffffffffaea1c600 RSI: ffffffffae838af6 RDI: ffffffffae28d8e0
[   29.554578][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   29.554579][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff5d40fa2
[   29.554580][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   29.554581][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.554584][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   29.554586][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   29.554587][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   29.554589][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.554591][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   29.554592][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   29.554595][    C0]  ? check_preemption_disabled (lib/smp_processor_id.c:47)
[   29.554596][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.554598][    C0]  do_idle (kernel/sched/idle.c:355)
[   29.554600][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   29.554601][    C0]  rest_init (init/main.c:727)
[   29.554604][    C0]  ? __cpuidle_text_end (??:?)
[   29.554606][    C0]  ? rest_init (init/main.c:727)
[   29.554608][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   29.554612][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   29.554614][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   29.554616][    C0]  start_kernel (init/main.c:1185)
[   29.554618][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   29.554620][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   29.554622][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   29.626834][    C0]
| [   29.626909][    C0]
| [   29.626909][    C0] stack backtrace:
| [   29.627146][    C0] Tainted: [W]=WARN
[   29.627147][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.627148][    C0] Call Trace:
[   29.627149][    C0]  <IRQ>
[   29.627150][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.627155][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   29.627158][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   29.627161][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   29.627162][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   29.627164][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   29.627166][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.627168][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.627174][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.627178][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.627179][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.627185][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   29.627187][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.627193][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.627199][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.627205][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   29.627207][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   29.627209][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   29.627213][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.627215][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.627216][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.627218][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   29.627220][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.627227][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   29.627228][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.627231][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.627233][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   29.627235][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   29.627237][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.627240][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.627241][    C0]  handle_softirqs (kernel/softirq.c:645)
[   29.627243][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.627245][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   29.627247][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   29.627248][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   29.627250][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   29.627251][    C0]  </IRQ>
[   29.627252][    C0]  <TASK>
[   29.627253][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   29.627254][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   29.627256][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   29.627258][    C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   29.627260][    C0] RSP: 0018:ffffffffaea07cf8 EFLAGS: 00000296
[   29.627263][    C0] RAX: 00000000001325dd RBX: ffffffffaea1c600 RCX: ffffffffabaf0307
[   29.627264][    C0] RDX: ffffffffaea1c600 RSI: ffffffffae838af6 RDI: ffffffffae28d8e0
[   29.627265][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   29.627266][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff5d40fa2
[   29.627266][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   29.627268][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.627270][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   29.627272][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   29.627273][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   29.627275][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.627276][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   29.627278][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   29.627280][    C0]  ? check_preemption_disabled (lib/smp_processor_id.c:47)
[   29.627282][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.627284][    C0]  do_idle (kernel/sched/idle.c:355)
[   29.627285][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   29.627286][    C0]  rest_init (init/main.c:727)
[   29.627288][    C0]  ? __cpuidle_text_end (??:?)
[   29.627291][    C0]  ? rest_init (init/main.c:727)
[   29.627293][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   29.627297][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   29.627299][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   29.627301][    C0]  start_kernel (init/main.c:1185)
[   29.627303][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   29.627305][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   29.627307][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   33.847907][ T1228] softirqs last disabled at (0): 0x0
| [   33.847908][ T1228] Preemption disabled at:
| [   33.847909][ T1228] vprintk_emit (kernel/printk/printk.c:2471)
| [   33.847921][ T1228] Tainted: [W]=WARN
[   33.847921][ T1228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.847923][ T1228] Call Trace:
[   33.847925][ T1228]  <TASK>
[   33.847926][ T1228]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   33.847931][ T1228]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   33.847933][ T1228]  __might_resched.cold (kernel/sched/core.c:9234)
[   33.847937][ T1228]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   33.847940][ T1228]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   33.847943][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.847947][ 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))
[   33.847950][ T1228]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   33.847952][ T1228]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   33.847956][ 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)
[   33.847958][ T1228]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   33.847960][ T1228]  put_chars (drivers/char/virtio_console.c:1176)
[   33.847962][ T1228]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   33.847963][ T1228]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   33.847966][ T1228]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   33.847969][ T1228]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   33.847971][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.847972][ T1228]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.847974][ T1228]  console_emit_next_record (kernel/printk/printk.c:3183)
[   33.847977][ T1228]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   33.847979][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.847980][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.847982][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.847984][ T1228]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.847985][ T1228]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   33.847987][ T1228]  console_flush_one_record (kernel/printk/printk.c:3268)
[   33.847989][ T1228]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   33.847992][ T1228]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   33.847994][ T1228]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.847995][ T1228]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   33.847997][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.847999][ T1228]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   33.848000][ T1228]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   33.848001][ T1228]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   33.848003][ T1228]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   33.848005][ T1228]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   33.848007][ T1228]  vprintk_emit (kernel/printk/printk.c:2479)
[   33.848010][ T1228]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   33.848011][ T1228]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   33.848014][ T1228]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.848017][ T1228]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   33.848018][ T1228]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   33.848021][ T1228]  ? ___sys_sendmsg (net/socket.c:2767)
[   33.848022][ T1228]  ? __sys_sendmsg (net/socket.c:2799)
[   33.848024][ T1228]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   33.848027][ T1228]  _printk (kernel/printk/printk.c:2504)
[   33.848030][ T1228]  ? snapshot_read.cold (user.c:?)
[   33.848033][ T1228]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   33.848035][ T1228]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   33.848037][ T1228]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   33.848039][ T1228]  ? netdev_notice (net/core/dev.c:13194)
[   33.848041][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.848042][ T1228]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   33.848044][ T1228]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   33.848047][ T1228]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   33.848048][ 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)
[   33.848051][ T1228]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   33.848054][ T1228]  dev_set_allmulti (net/core/dev_api.c:315)
[   33.848056][ T1228] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   33.848068][ T1228]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   33.848072][ T1228]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   33.848075][ T1228] br_del_if (net/bridge/br_if.c:732) bridge
[   33.848082][ T1228]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   33.848084][ T1228]  do_set_master (net/core/rtnetlink.c:3055)
[   33.848087][ T1228]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   33.848090][ T1228]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   33.848092][ T1228]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   33.848093][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.848095][ T1228]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   33.848099][ T1228]  ? kasan_save_stack (mm/kasan/common.c:58)
[   33.848101][ T1228]  ? kasan_save_stack (mm/kasan/common.c:57)
[   33.848103][ T1228]  ? kasan_save_track (mm/kasan/common.c:78)
[   33.848105][ T1228]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   33.848106][ T1228]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   33.848107][ T1228]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   33.848108][ T1228]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   33.848109][ T1228]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   33.848111][ T1228]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.848112][ T1228]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   33.848113][ T1228]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   33.848115][ T1228]  ? ___sys_sendmsg (net/socket.c:2767)
[   33.848116][ T1228]  ? __sys_sendmsg (net/socket.c:2799)
[   33.848117][ T1228]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   33.848118][ T1228]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.848121][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.848123][ T1228]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.848124][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.848126][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.848128][ T1228]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   33.848130][ 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)
[   33.848132][ T1228]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   33.848133][ T1228]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   33.848135][ T1228]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   33.848136][ T1228]  ? nla_get_range_signed (lib/nlattr.c:270)
[   33.848138][ T1228]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   33.848140][ T1228]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   33.848142][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.848144][ T1228]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.848145][ T1228]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.848146][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.848148][ T1228]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   33.848150][ T1228]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   33.848152][ T1228]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   33.848153][ T1228]  ? __kernel_text_address (kernel/extable.c:79)
[   33.848154][ T1228]  ? write_profile (profile.c:?)
[   33.848155][ T1228]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   33.848158][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.848160][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.848161][ T1228]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   33.848165][ T1228]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.848166][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.848168][ T1228]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.848169][ T1228]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   33.848171][ T1228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.848172][ T1228]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   33.848174][ T1228]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   33.848176][ T1228]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   33.848177][ T1228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.848179][ T1228]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   33.848180][ T1228]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.848181][ T1228]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   33.848184][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.848186][ T1228]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   33.848188][ T1228]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.848190][ T1228]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.848191][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.848193][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.848194][ T1228]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.848196][ T1228]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   33.848198][ T1228]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   33.848200][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.848201][ T1228]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   33.848203][ T1228]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   33.848205][ T1228]  ? copy_msghdr_from_user (net/socket.c:2650)
[   33.848207][ T1228]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   33.848208][ T1228]  ? move_addr_to_kernel (net/socket.c:258)
[   33.848209][ T1228]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   33.848212][ T1228]  ___sys_sendmsg (net/socket.c:2767)
[   33.848214][ T1228]  ? copy_msghdr_from_user (net/socket.c:2619)
[   33.848218][ T1228]  __sys_sendmsg (net/socket.c:2799)
[   33.848220][ T1228]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   33.848223][ T1228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.848225][ T1228]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   33.848226][ T1228]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   33.848230][ T1228]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.848232][ T1228] RIP: 0033:0x7f8fa436054e
[   33.848234][ 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
[   33.848236][ T1228] RSP: 002b:00007ffea639a570 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.848239][ T1228] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8fa436054e
[   33.848241][ T1228] RDX: 0000000000000000 RSI: 00007ffea639a620 RDI: 0000000000000005
[   33.848242][ T1228] RBP: 00007ffea639a580 R08: 0000000000000000 R09: 0000000000000000
[   33.848242][ T1228] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9188fc
[   33.848243][ T1228] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffea639ace0
| [   36.689262][ T1351] softirqs last disabled at (0): 0x0
| [   36.689264][ T1351] Preemption disabled at:
| [   36.689264][ T1351] vprintk_emit (kernel/printk/printk.c:2471)
| [   36.689275][ T1351] Tainted: [W]=WARN
[   36.689276][ T1351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.689278][ T1351] Call Trace:
[   36.689279][ T1351]  <TASK>
[   36.689281][ T1351]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   36.689286][ T1351]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   36.689288][ T1351]  __might_resched.cold (kernel/sched/core.c:9234)
[   36.689291][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.689294][ T1351]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   36.689298][ T1351]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   36.689300][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.689302][ 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))
[   36.689306][ T1351]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   36.689308][ T1351]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.689312][ 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)
[   36.689314][ T1351]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.689316][ T1351]  put_chars (drivers/char/virtio_console.c:1176)
[   36.689318][ T1351]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   36.689320][ T1351]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   36.689322][ T1351]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   36.689325][ T1351]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   36.689327][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.689328][ T1351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.689330][ T1351]  console_emit_next_record (kernel/printk/printk.c:3183)
[   36.689333][ T1351]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   36.689335][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.689336][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.689338][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.689339][ T1351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.689341][ T1351]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   36.689343][ T1351]  console_flush_one_record (kernel/printk/printk.c:3268)
[   36.689345][ T1351]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   36.689348][ T1351]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   36.689349][ T1351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.689351][ T1351]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   36.689352][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.689354][ T1351]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   36.689355][ T1351]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   36.689356][ T1351]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   36.689358][ T1351]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   36.689360][ T1351]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   36.689362][ T1351]  vprintk_emit (kernel/printk/printk.c:2479)
[   36.689364][ T1351]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   36.689366][ T1351]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   36.689369][ T1351]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.689371][ T1351]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   36.689373][ T1351]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   36.689375][ T1351]  ? ___sys_sendmsg (net/socket.c:2767)
[   36.689377][ T1351]  ? __sys_sendmsg (net/socket.c:2799)
[   36.689379][ T1351]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   36.689382][ T1351]  _printk (kernel/printk/printk.c:2504)
[   36.689385][ T1351]  ? snapshot_read.cold (user.c:?)
[   36.689387][ T1351]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   36.689390][ T1351]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   36.689391][ T1351]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   36.689393][ T1351]  ? netdev_notice (net/core/dev.c:13194)
[   36.689395][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.689397][ T1351]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   36.689398][ T1351]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   36.689407][ T1351]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   36.689409][ 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)
[   36.689411][ T1351]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   36.689414][ T1351]  dev_set_allmulti (net/core/dev_api.c:315)
[   36.689417][ T1351] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   36.689429][ T1351]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   36.689432][ T1351]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   36.689435][ T1351] br_del_if (net/bridge/br_if.c:732) bridge
[   36.689442][ T1351]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   36.689445][ T1351]  do_set_master (net/core/rtnetlink.c:3055)
[   36.689447][ T1351]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   36.689450][ T1351]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   36.689453][ T1351]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   36.689454][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.689455][ T1351]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   36.689459][ T1351]  ? kasan_save_stack (mm/kasan/common.c:58)
[   36.689462][ T1351]  ? kasan_save_stack (mm/kasan/common.c:57)
[   36.689463][ T1351]  ? kasan_save_track (mm/kasan/common.c:78)
[   36.689464][ T1351]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   36.689466][ T1351]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   36.689467][ T1351]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   36.689468][ T1351]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   36.689469][ T1351]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   36.689470][ T1351]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.689472][ T1351]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   36.689473][ T1351]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   36.689474][ T1351]  ? ___sys_sendmsg (net/socket.c:2767)
[   36.689475][ T1351]  ? __sys_sendmsg (net/socket.c:2799)
[   36.689477][ T1351]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   36.689478][ T1351]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.689480][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.689482][ T1351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.689483][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.689485][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.689487][ T1351]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   36.689489][ 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)
[   36.689491][ T1351]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   36.689492][ T1351]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   36.689494][ T1351]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   36.689495][ T1351]  ? nla_get_range_signed (lib/nlattr.c:270)
[   36.689497][ T1351]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   36.689499][ T1351]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   36.689501][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.689503][ T1351]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.689504][ T1351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.689505][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.689507][ T1351]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   36.689509][ T1351]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   36.689510][ T1351]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   36.689512][ T1351]  ? __kernel_text_address (kernel/extable.c:79)
[   36.689513][ T1351]  ? write_profile (profile.c:?)
[   36.689514][ T1351]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   36.689517][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.689518][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.689520][ T1351]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   36.689524][ T1351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.689525][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.689527][ T1351]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.689528][ T1351]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   36.689529][ T1351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.689531][ T1351]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   36.689532][ T1351]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   36.689534][ T1351]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   36.689536][ T1351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.689537][ T1351]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   36.689539][ T1351]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.689540][ T1351]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   36.689542][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.689544][ T1351]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   36.689546][ T1351]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.689548][ T1351]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.689549][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.689551][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.689552][ T1351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.689554][ T1351]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   36.689556][ T1351]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   36.689558][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.689560][ T1351]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   36.689561][ T1351]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   36.689563][ T1351]  ? copy_msghdr_from_user (net/socket.c:2650)
[   36.689564][ T1351]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   36.689566][ T1351]  ? move_addr_to_kernel (net/socket.c:258)
[   36.689567][ T1351]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   36.689570][ T1351]  ___sys_sendmsg (net/socket.c:2767)
[   36.689571][ T1351]  ? copy_msghdr_from_user (net/socket.c:2619)
[   36.689576][ T1351]  __sys_sendmsg (net/socket.c:2799)
[   36.689578][ T1351]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   36.689580][ T1351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.689582][ T1351]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   36.689583][ T1351]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   36.689585][ T1351]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.689587][ T1351] RIP: 0033:0x7f492e52c54e
[   36.689589][ 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
[   36.689591][ T1351] RSP: 002b:00007ffd61c78300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.689594][ T1351] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f492e52c54e
[   36.689596][ T1351] RDX: 0000000000000000 RSI: 00007ffd61c783b0 RDI: 0000000000000005
[   36.689596][ T1351] RBP: 00007ffd61c78310 R08: 0000000000000000 R09: 0000000000000000
[   36.689597][ T1351] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9188ff
[   36.689598][ T1351] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd61c78a70
| [   39.259499][ T1417] softirqs last disabled at (0): 0x0
| [   39.259501][ T1417] Preemption disabled at:
| [   39.259502][ T1417] vprintk_emit (kernel/printk/printk.c:2471)
| [   39.259513][ T1417] Tainted: [W]=WARN
[   39.259514][ T1417] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.259515][ T1417] Call Trace:
[   39.259517][ T1417]  <TASK>
[   39.259518][ T1417]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   39.259523][ T1417]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   39.259525][ T1417]  __might_resched.cold (kernel/sched/core.c:9234)
[   39.259529][ T1417]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   39.259532][ T1417]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   39.259535][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.259538][ 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))
[   39.259541][ T1417]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   39.259544][ T1417]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.259548][ 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)
[   39.259549][ T1417]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.259551][ T1417]  put_chars (drivers/char/virtio_console.c:1176)
[   39.259553][ T1417]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   39.259554][ T1417]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   39.259557][ T1417]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   39.259560][ T1417]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   39.259561][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.259563][ T1417]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.259565][ T1417]  console_emit_next_record (kernel/printk/printk.c:3183)
[   39.259568][ T1417]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   39.259569][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.259571][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.259573][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.259574][ T1417]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.259576][ T1417]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   39.259577][ T1417]  console_flush_one_record (kernel/printk/printk.c:3268)
[   39.259580][ T1417]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   39.259582][ T1417]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   39.259584][ T1417]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.259585][ T1417]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   39.259587][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.259589][ T1417]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   39.259590][ T1417]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   39.259592][ T1417]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   39.259594][ T1417]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   39.259595][ T1417]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   39.259597][ T1417]  vprintk_emit (kernel/printk/printk.c:2479)
[   39.259600][ T1417]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   39.259601][ T1417]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   39.259604][ T1417]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.259607][ T1417]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   39.259608][ T1417]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   39.259611][ T1417]  ? ___sys_sendmsg (net/socket.c:2767)
[   39.259613][ T1417]  ? __sys_sendmsg (net/socket.c:2799)
[   39.259614][ T1417]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   39.259618][ T1417]  _printk (kernel/printk/printk.c:2504)
[   39.259621][ T1417]  ? snapshot_read.cold (user.c:?)
[   39.259623][ T1417]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   39.259626][ T1417]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   39.259627][ T1417]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   39.259629][ T1417]  ? netdev_notice (net/core/dev.c:13194)
[   39.259631][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.259633][ T1417]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   39.259634][ T1417]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   39.259637][ T1417]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   39.259638][ 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)
[   39.259641][ T1417]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   39.259643][ T1417]  dev_set_allmulti (net/core/dev_api.c:315)
[   39.259646][ T1417] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   39.259658][ T1417]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   39.259662][ T1417]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   39.259664][ T1417] br_del_if (net/bridge/br_if.c:732) bridge
[   39.259671][ T1417]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   39.259674][ T1417]  do_set_master (net/core/rtnetlink.c:3055)
[   39.259676][ T1417]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   39.259679][ T1417]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   39.259681][ T1417]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   39.259683][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.259684][ T1417]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   39.259688][ T1417]  ? kasan_save_stack (mm/kasan/common.c:58)
[   39.259691][ T1417]  ? kasan_save_stack (mm/kasan/common.c:57)
[   39.259692][ T1417]  ? kasan_save_track (mm/kasan/common.c:78)
[   39.259693][ T1417]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   39.259695][ T1417]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   39.259696][ T1417]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   39.259697][ T1417]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   39.259698][ T1417]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   39.259700][ T1417]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.259701][ T1417]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   39.259702][ T1417]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   39.259704][ T1417]  ? ___sys_sendmsg (net/socket.c:2767)
[   39.259705][ T1417]  ? __sys_sendmsg (net/socket.c:2799)
[   39.259706][ T1417]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   39.259708][ T1417]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.259710][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.259712][ T1417]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.259713][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.259715][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.259716][ T1417]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   39.259718][ 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)
[   39.259720][ T1417]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   39.259722][ T1417]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   39.259723][ T1417]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   39.259724][ T1417]  ? nla_get_range_signed (lib/nlattr.c:270)
[   39.259727][ T1417]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   39.259729][ T1417]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   39.259731][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.259732][ T1417]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   39.259733][ T1417]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.259735][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.259737][ T1417]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   39.259738][ T1417]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   39.259740][ T1417]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   39.259741][ T1417]  ? __kernel_text_address (kernel/extable.c:79)
[   39.259742][ T1417]  ? write_profile (profile.c:?)
[   39.259744][ T1417]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   39.259746][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.259748][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.259749][ T1417]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   39.259753][ T1417]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.259754][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.259756][ T1417]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   39.259757][ T1417]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   39.259759][ T1417]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.259760][ T1417]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   39.259762][ T1417]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   39.259764][ T1417]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   39.259765][ T1417]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.259766][ T1417]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   39.259768][ T1417]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.259769][ T1417]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   39.259772][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.259773][ T1417]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   39.259775][ T1417]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.259777][ T1417]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.259779][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.259780][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.259782][ T1417]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.259784][ T1417]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   39.259785][ T1417]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   39.259787][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.259789][ T1417]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   39.259791][ T1417]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   39.259792][ T1417]  ? copy_msghdr_from_user (net/socket.c:2650)
[   39.259794][ T1417]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   39.259795][ T1417]  ? move_addr_to_kernel (net/socket.c:258)
[   39.259797][ T1417]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   39.259799][ T1417]  ___sys_sendmsg (net/socket.c:2767)
[   39.259801][ T1417]  ? copy_msghdr_from_user (net/socket.c:2619)
[   39.259805][ T1417]  __sys_sendmsg (net/socket.c:2799)
[   39.259807][ T1417]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   39.259810][ T1417]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.259812][ T1417]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   39.259813][ T1417]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   39.259815][ T1417]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.259817][ T1417] RIP: 0033:0x7f73fd98c54e
[   39.259818][ 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
[   39.259820][ T1417] RSP: 002b:00007ffce910b910 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.259824][ T1417] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f73fd98c54e
[   39.259825][ T1417] RDX: 0000000000000000 RSI: 00007ffce910b9c0 RDI: 0000000000000005
[   39.259826][ T1417] RBP: 00007ffce910b920 R08: 0000000000000000 R09: 0000000000000000
[   39.259827][ T1417] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918901
[   39.259828][ T1417] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffce910c080
| [   42.017243][ T1522] softirqs last disabled at (0): 0x0
| [   42.017244][ T1522] Preemption disabled at:
| [   42.017245][ T1522] vprintk_emit (kernel/printk/printk.c:2471)
| [   42.017256][ T1522] Tainted: [W]=WARN
[   42.017257][ T1522] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.017259][ T1522] Call Trace:
[   42.017260][ T1522]  <TASK>
[   42.017261][ T1522]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   42.017267][ T1522]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   42.017269][ T1522]  __might_resched.cold (kernel/sched/core.c:9234)
[   42.017273][ T1522]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   42.017276][ T1522]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   42.017279][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.017282][ 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))
[   42.017285][ T1522]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   42.017288][ T1522]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   42.017292][ 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)
[   42.017293][ T1522]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   42.017295][ T1522]  put_chars (drivers/char/virtio_console.c:1176)
[   42.017297][ T1522]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   42.017299][ T1522]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   42.017301][ T1522]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   42.017305][ T1522]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   42.017306][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.017308][ T1522]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.017310][ T1522]  console_emit_next_record (kernel/printk/printk.c:3183)
[   42.017312][ T1522]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   42.017314][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.017316][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.017318][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.017319][ T1522]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.017321][ T1522]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   42.017323][ T1522]  console_flush_one_record (kernel/printk/printk.c:3268)
[   42.017325][ T1522]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   42.017328][ T1522]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   42.017329][ T1522]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.017331][ T1522]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   42.017332][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.017334][ T1522]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   42.017335][ T1522]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   42.017337][ T1522]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   42.017339][ T1522]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   42.017340][ T1522]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   42.017342][ T1522]  vprintk_emit (kernel/printk/printk.c:2479)
[   42.017345][ T1522]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   42.017347][ T1522]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   42.017350][ T1522]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.017352][ T1522]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   42.017354][ T1522]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   42.017356][ T1522]  ? ___sys_sendmsg (net/socket.c:2767)
[   42.017358][ T1522]  ? __sys_sendmsg (net/socket.c:2799)
[   42.017359][ T1522]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   42.017363][ T1522]  _printk (kernel/printk/printk.c:2504)
[   42.017366][ T1522]  ? snapshot_read.cold (user.c:?)
[   42.017368][ T1522]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   42.017371][ T1522]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   42.017373][ T1522]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   42.017374][ T1522]  ? netdev_notice (net/core/dev.c:13194)
[   42.017376][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.017378][ T1522]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   42.017379][ T1522]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   42.017382][ T1522]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   42.017383][ 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)
[   42.017386][ T1522]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   42.017388][ T1522]  dev_set_allmulti (net/core/dev_api.c:315)
[   42.017391][ T1522] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   42.017403][ T1522]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   42.017407][ T1522]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   42.017409][ T1522] br_del_if (net/bridge/br_if.c:732) bridge
[   42.017416][ T1522]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.017418][ T1522]  do_set_master (net/core/rtnetlink.c:3055)
[   42.017425][ T1522]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   42.017428][ T1522]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   42.017431][ T1522]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   42.017432][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.017433][ T1522]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   42.017437][ T1522]  ? kasan_save_stack (mm/kasan/common.c:58)
[   42.017440][ T1522]  ? kasan_save_stack (mm/kasan/common.c:57)
[   42.017441][ T1522]  ? kasan_save_track (mm/kasan/common.c:78)
[   42.017443][ T1522]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   42.017444][ T1522]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   42.017445][ T1522]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   42.017446][ T1522]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   42.017448][ T1522]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   42.017449][ T1522]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.017450][ T1522]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   42.017451][ T1522]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   42.017452][ T1522]  ? ___sys_sendmsg (net/socket.c:2767)
[   42.017454][ T1522]  ? __sys_sendmsg (net/socket.c:2799)
[   42.017455][ T1522]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   42.017456][ T1522]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.017459][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.017461][ T1522]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.017462][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.017463][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.017465][ T1522]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   42.017467][ 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)
[   42.017469][ T1522]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   42.017471][ T1522]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   42.017472][ T1522]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   42.017473][ T1522]  ? nla_get_range_signed (lib/nlattr.c:270)
[   42.017476][ T1522]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   42.017478][ T1522]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   42.017479][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.017481][ T1522]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   42.017482][ T1522]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.017484][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.017486][ T1522]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   42.017487][ T1522]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   42.017489][ T1522]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   42.017490][ T1522]  ? __kernel_text_address (kernel/extable.c:79)
[   42.017491][ T1522]  ? write_profile (profile.c:?)
[   42.017493][ T1522]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   42.017495][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.017497][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.017498][ T1522]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   42.017502][ T1522]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.017503][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.017505][ T1522]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   42.017506][ T1522]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   42.017508][ T1522]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.017509][ T1522]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   42.017510][ T1522]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   42.017513][ T1522]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   42.017514][ T1522]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.017515][ T1522]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   42.017517][ T1522]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.017518][ T1522]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   42.017520][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.017522][ T1522]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   42.017524][ T1522]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.017526][ T1522]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.017527][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.017529][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.017531][ T1522]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.017532][ T1522]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   42.017534][ T1522]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   42.017536][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.017538][ T1522]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   42.017539][ T1522]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   42.017541][ T1522]  ? copy_msghdr_from_user (net/socket.c:2650)
[   42.017543][ T1522]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   42.017544][ T1522]  ? move_addr_to_kernel (net/socket.c:258)
[   42.017546][ T1522]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   42.017548][ T1522]  ___sys_sendmsg (net/socket.c:2767)
[   42.017550][ T1522]  ? copy_msghdr_from_user (net/socket.c:2619)
[   42.017554][ T1522]  __sys_sendmsg (net/socket.c:2799)
[   42.017556][ T1522]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   42.017559][ T1522]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.017561][ T1522]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   42.017562][ T1522]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   42.017564][ T1522]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.017566][ T1522] RIP: 0033:0x7f6c80da054e
[   42.017568][ 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
[   42.017569][ T1522] RSP: 002b:00007ffcd01ac0d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.017573][ T1522] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6c80da054e
[   42.017574][ T1522] RDX: 0000000000000000 RSI: 00007ffcd01ac180 RDI: 0000000000000005
[   42.017575][ T1522] RBP: 00007ffcd01ac0e0 R08: 0000000000000000 R09: 0000000000000000
[   42.017576][ T1522] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918904
[   42.017577][ T1522] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd01ac840
| [   44.883029][ T1645] softirqs last disabled at (0): 0x0
| [   44.883032][ T1645] Preemption disabled at:
| [   44.883033][ T1645] vprintk_emit (kernel/printk/printk.c:2471)
| [   44.883047][ T1645] Tainted: [W]=WARN
[   44.883048][ T1645] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.883050][ T1645] Call Trace:
[   44.883052][ T1645]  <TASK>
[   44.883054][ T1645]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   44.883061][ T1645]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   44.883063][ T1645]  __might_resched.cold (kernel/sched/core.c:9234)
[   44.883068][ T1645]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   44.883072][ T1645]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   44.883076][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.883081][ 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))
[   44.883085][ T1645]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   44.883088][ T1645]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.883093][ 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)
[   44.883096][ T1645]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.883099][ T1645]  put_chars (drivers/char/virtio_console.c:1176)
[   44.883102][ T1645]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   44.883104][ T1645]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   44.883108][ T1645]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   44.883113][ T1645]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   44.883115][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.883118][ T1645]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.883121][ T1645]  console_emit_next_record (kernel/printk/printk.c:3183)
[   44.883125][ T1645]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   44.883128][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.883130][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.883132][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.883135][ T1645]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.883137][ T1645]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   44.883140][ T1645]  console_flush_one_record (kernel/printk/printk.c:3268)
[   44.883144][ T1645]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   44.883147][ T1645]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   44.883150][ T1645]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.883152][ T1645]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   44.883155][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.883157][ T1645]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.883159][ T1645]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   44.883161][ T1645]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   44.883164][ T1645]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   44.883166][ T1645]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   44.883169][ T1645]  vprintk_emit (kernel/printk/printk.c:2479)
[   44.883173][ T1645]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   44.883175][ T1645]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.883179][ T1645]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.883183][ T1645]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.883185][ T1645]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.883188][ T1645]  ? ___sys_sendmsg (net/socket.c:2767)
[   44.883190][ T1645]  ? __sys_sendmsg (net/socket.c:2799)
[   44.883193][ T1645]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.883197][ T1645]  _printk (kernel/printk/printk.c:2504)
[   44.883201][ T1645]  ? snapshot_read.cold (user.c:?)
[   44.883205][ T1645]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   44.883208][ T1645]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   44.883211][ T1645]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   44.883214][ T1645]  ? netdev_notice (net/core/dev.c:13194)
[   44.883217][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.883219][ T1645]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   44.883222][ T1645]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   44.883225][ T1645]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   44.883230][ 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)
[   44.883234][ T1645]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   44.883238][ T1645]  dev_set_allmulti (net/core/dev_api.c:315)
[   44.883242][ T1645] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   44.883259][ T1645]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   44.883263][ T1645]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   44.883267][ T1645] br_del_if (net/bridge/br_if.c:732) bridge
[   44.883279][ T1645]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   44.883283][ T1645]  do_set_master (net/core/rtnetlink.c:3055)
[   44.883286][ T1645]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   44.883290][ T1645]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   44.883294][ T1645]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   44.883296][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.883298][ T1645]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   44.883303][ T1645]  ? kasan_save_stack (mm/kasan/common.c:58)
[   44.883307][ T1645]  ? kasan_save_stack (mm/kasan/common.c:57)
[   44.883309][ T1645]  ? kasan_save_track (mm/kasan/common.c:78)
[   44.883311][ T1645]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   44.883314][ T1645]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   44.883316][ T1645]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   44.883318][ T1645]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.883319][ T1645]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   44.883322][ T1645]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.883323][ T1645]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.883325][ T1645]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.883327][ T1645]  ? ___sys_sendmsg (net/socket.c:2767)
[   44.883329][ T1645]  ? __sys_sendmsg (net/socket.c:2799)
[   44.883332][ T1645]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.883333][ T1645]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.883337][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.883340][ T1645]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.883342][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.883344][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.883346][ T1645]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   44.883349][ 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)
[   44.883352][ T1645]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   44.883354][ T1645]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   44.883357][ T1645]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   44.883359][ T1645]  ? nla_get_range_signed (lib/nlattr.c:270)
[   44.883362][ T1645]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   44.883366][ T1645]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   44.883369][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.883371][ T1645]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.883373][ T1645]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.883376][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.883379][ T1645]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   44.883381][ T1645]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   44.883383][ T1645]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   44.883386][ T1645]  ? __kernel_text_address (kernel/extable.c:79)
[   44.883388][ T1645]  ? write_profile (profile.c:?)
[   44.883390][ T1645]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   44.883393][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.883395][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.883397][ T1645]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   44.883402][ T1645]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.883404][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.883407][ T1645]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.883409][ T1645]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.883412][ T1645]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.883414][ T1645]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   44.883416][ T1645]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   44.883420][ T1645]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   44.883422][ T1645]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.883424][ T1645]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.883426][ T1645]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.883428][ T1645]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   44.883437][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.883439][ T1645]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.883442][ T1645]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.883445][ T1645]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.883448][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.883450][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.883452][ T1645]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.883455][ T1645]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.883458][ T1645]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   44.883461][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.883463][ T1645]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.883466][ T1645]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.883469][ T1645]  ? copy_msghdr_from_user (net/socket.c:2650)
[   44.883471][ T1645]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   44.883474][ T1645]  ? move_addr_to_kernel (net/socket.c:258)
[   44.883476][ T1645]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   44.883480][ T1645]  ___sys_sendmsg (net/socket.c:2767)
[   44.883482][ T1645]  ? copy_msghdr_from_user (net/socket.c:2619)
[   44.883490][ T1645]  __sys_sendmsg (net/socket.c:2799)
[   44.883493][ T1645]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   44.883497][ T1645]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.883500][ T1645]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.883502][ T1645]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   44.883505][ T1645]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.883508][ T1645] RIP: 0033:0x7f5becdfe54e
[   44.883510][ 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
[   44.883513][ T1645] RSP: 002b:00007fff63b94930 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.883518][ T1645] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5becdfe54e
[   44.883520][ T1645] RDX: 0000000000000000 RSI: 00007fff63b949e0 RDI: 0000000000000005
[   44.883522][ T1645] RBP: 00007fff63b94940 R08: 0000000000000000 R09: 0000000000000000
[   44.883523][ T1645] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918907
[   44.883524][ T1645] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff63b950a0
| [   47.788036][ T1753] softirqs last disabled at (0): 0x0
| [   47.788038][ T1753] Preemption disabled at:
| [   47.788039][ T1753] vprintk_emit (kernel/printk/printk.c:2471)
| [   47.788050][ T1753] Tainted: [W]=WARN
[   47.788051][ T1753] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.788052][ T1753] Call Trace:
[   47.788054][ T1753]  <TASK>
[   47.788055][ T1753]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   47.788061][ T1753]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   47.788063][ T1753]  __might_resched.cold (kernel/sched/core.c:9234)
[   47.788067][ T1753]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   47.788070][ T1753]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   47.788073][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.788076][ 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))
[   47.788079][ T1753]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   47.788082][ T1753]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.788086][ 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)
[   47.788087][ T1753]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.788089][ T1753]  put_chars (drivers/char/virtio_console.c:1176)
[   47.788091][ T1753]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   47.788093][ T1753]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   47.788095][ T1753]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   47.788099][ T1753]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   47.788100][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.788102][ T1753]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.788104][ T1753]  console_emit_next_record (kernel/printk/printk.c:3183)
[   47.788106][ T1753]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   47.788108][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.788110][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.788112][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.788113][ T1753]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.788115][ T1753]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   47.788117][ T1753]  console_flush_one_record (kernel/printk/printk.c:3268)
[   47.788119][ T1753]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   47.788122][ T1753]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   47.788123][ T1753]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.788125][ T1753]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   47.788126][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.788128][ T1753]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.788129][ T1753]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   47.788131][ T1753]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   47.788133][ T1753]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   47.788135][ T1753]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   47.788137][ T1753]  vprintk_emit (kernel/printk/printk.c:2479)
[   47.788139][ T1753]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   47.788141][ T1753]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.788144][ T1753]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.788147][ T1753]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.788148][ T1753]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.788151][ T1753]  ? ___sys_sendmsg (net/socket.c:2767)
[   47.788152][ T1753]  ? __sys_sendmsg (net/socket.c:2799)
[   47.788154][ T1753]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.788157][ T1753]  _printk (kernel/printk/printk.c:2504)
[   47.788160][ T1753]  ? snapshot_read.cold (user.c:?)
[   47.788162][ T1753]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   47.788165][ T1753]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   47.788167][ T1753]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   47.788168][ T1753]  ? netdev_notice (net/core/dev.c:13194)
[   47.788170][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.788172][ T1753]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   47.788173][ T1753]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   47.788176][ T1753]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   47.788177][ 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)
[   47.788180][ T1753]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   47.788182][ T1753]  dev_set_allmulti (net/core/dev_api.c:315)
[   47.788185][ T1753] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   47.788197][ T1753]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   47.788201][ T1753]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   47.788203][ T1753] br_del_if (net/bridge/br_if.c:732) bridge
[   47.788210][ T1753]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.788213][ T1753]  do_set_master (net/core/rtnetlink.c:3055)
[   47.788215][ T1753]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   47.788218][ T1753]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   47.788220][ T1753]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   47.788221][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.788223][ T1753]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   47.788227][ T1753]  ? kasan_save_stack (mm/kasan/common.c:58)
[   47.788232][ T1753]  ? kasan_save_stack (mm/kasan/common.c:57)
[   47.788234][ T1753]  ? kasan_save_track (mm/kasan/common.c:78)
[   47.788235][ T1753]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   47.788237][ T1753]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   47.788238][ T1753]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   47.788239][ T1753]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.788240][ T1753]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   47.788242][ T1753]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.788243][ T1753]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.788244][ T1753]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.788246][ T1753]  ? ___sys_sendmsg (net/socket.c:2767)
[   47.788247][ T1753]  ? __sys_sendmsg (net/socket.c:2799)
[   47.788248][ T1753]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.788250][ T1753]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.788252][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.788254][ T1753]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.788255][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.788257][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.788259][ T1753]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   47.788261][ 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)
[   47.788263][ T1753]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   47.788264][ T1753]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   47.788266][ T1753]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   47.788267][ T1753]  ? nla_get_range_signed (lib/nlattr.c:270)
[   47.788269][ T1753]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   47.788271][ T1753]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   47.788273][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.788275][ T1753]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.788276][ T1753]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.788278][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.788280][ T1753]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   47.788281][ T1753]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   47.788283][ T1753]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   47.788284][ T1753]  ? __kernel_text_address (kernel/extable.c:79)
[   47.788285][ T1753]  ? write_profile (profile.c:?)
[   47.788287][ T1753]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   47.788289][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.788291][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.788293][ T1753]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   47.788296][ T1753]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.788298][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.788300][ T1753]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.788301][ T1753]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.788302][ T1753]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.788304][ T1753]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   47.788305][ T1753]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   47.788307][ T1753]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   47.788309][ T1753]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.788310][ T1753]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.788311][ T1753]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.788313][ T1753]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   47.788315][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.788317][ T1753]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.788319][ T1753]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.788321][ T1753]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.788322][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.788324][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.788325][ T1753]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.788327][ T1753]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.788329][ T1753]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   47.788331][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.788333][ T1753]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.788334][ T1753]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.788336][ T1753]  ? copy_msghdr_from_user (net/socket.c:2650)
[   47.788338][ T1753]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   47.788339][ T1753]  ? move_addr_to_kernel (net/socket.c:258)
[   47.788341][ T1753]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   47.788343][ T1753]  ___sys_sendmsg (net/socket.c:2767)
[   47.788345][ T1753]  ? copy_msghdr_from_user (net/socket.c:2619)
[   47.788349][ T1753]  __sys_sendmsg (net/socket.c:2799)
[   47.788351][ T1753]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   47.788354][ T1753]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.788356][ T1753]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.788357][ T1753]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   47.788359][ T1753]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.788360][ T1753] RIP: 0033:0x7f5f867c654e
[   47.788362][ 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
[   47.788364][ T1753] RSP: 002b:00007ffcc5307bc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.788368][ T1753] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5f867c654e
[   47.788369][ T1753] RDX: 0000000000000000 RSI: 00007ffcc5307c70 RDI: 0000000000000005
[   47.788370][ T1753] RBP: 00007ffcc5307bd0 R08: 0000000000000000 R09: 0000000000000000
[   47.788371][ T1753] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91890a
[   47.788371][ T1753] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcc5308330
| [   50.456916][ T1848] softirqs last disabled at (0): 0x0
| [   50.456918][ T1848] Preemption disabled at:
| [   50.456919][ T1848] vprintk_emit (kernel/printk/printk.c:2471)
| [   50.456930][ T1848] Tainted: [W]=WARN
[   50.456931][ T1848] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.456933][ T1848] Call Trace:
[   50.456934][ T1848]  <TASK>
[   50.456935][ T1848]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   50.456941][ T1848]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   50.456943][ T1848]  __might_resched.cold (kernel/sched/core.c:9234)
[   50.456946][ T1848]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   50.456950][ T1848]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   50.456953][ T1848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.456956][ T1848]  __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))
[   50.456959][ T1848]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   50.456962][ T1848]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.456966][ T1848]  ? 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)
[   50.456968][ T1848]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.456970][ T1848]  put_chars (drivers/char/virtio_console.c:1176)
[   50.456972][ T1848]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   50.456974][ T1848]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   50.456977][ T1848]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   50.456980][ T1848]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   50.456981][ T1848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.456983][ T1848]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.456985][ T1848]  console_emit_next_record (kernel/printk/printk.c:3183)
[   50.456987][ T1848]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   50.456989][ T1848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.456991][ T1848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.456992][ T1848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.456994][ T1848]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.456996][ T1848]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   50.456997][ T1848]  console_flush_one_record (kernel/printk/printk.c:3268)
[   50.456999][ T1848]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   50.457002][ T1848]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   50.457004][ T1848]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.457005][ T1848]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   50.457007][ T1848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.457008][ T1848]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.457009][ T1848]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   50.457011][ T1848]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   50.457013][ T1848]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   50.457015][ T1848]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   50.457017][ T1848]  vprintk_emit (kernel/printk/printk.c:2479)
[   50.457019][ T1848]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   50.457021][ T1848]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   50.457023][ T1848]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.457026][ T1848]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   50.457027][ T1848]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   50.457030][ T1848]  ? ___sys_sendmsg (net/socket.c:2767)
[   50.457031][ T1848]  ? __sys_sendmsg (net/socket.c:2799)
[   50.457033][ T1848]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   50.457036][ T1848]  _printk (kernel/printk/printk.c:2504)
[   50.457039][ T1848]  ? snapshot_read.cold (user.c:?)
[   50.457041][ T1848]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   50.457044][ T1848]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   50.457046][ T1848]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   50.457047][ T1848]  ? netdev_notice (net/core/dev.c:13194)
[   50.457049][ T1848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.457051][ T1848]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   50.457052][ T1848]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   50.457055][ T1848]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   50.457056][ T1848]  ? 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)
[   50.457059][ T1848]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   50.457061][ T1848]  dev_set_allmulti (net/core/dev_api.c:315)
[   50.457064][ T1848] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   50.457076][ T1848]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   50.457080][ T1848]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   50.457082][ T1848] br_del_if (net/bridge/br_if.c:732) bridge
[   50.457089][ T1848]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   50.457091][ T1848]  do_set_master (net/core/rtnetlink.c:3055)
[   50.457094][ T1848]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   50.457097][ T1848]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   50.457099][ T1848]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   50.457100][ T1848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.457102][ T1848]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   50.457106][ T1848]  ? kasan_save_stack (mm/kasan/common.c:58)
[   50.457108][ T1848]  ? kasan_save_stack (mm/kasan/common.c:57)
[   50.457110][ T1848]  ? kasan_save_track (mm/kasan/common.c:78)
[   50.457111][ T1848]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   50.457113][ T1848]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   50.457114][ T1848]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   50.457115][ T1848]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   50.457116][ T1848]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   50.457117][ T1848]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.457119][ T1848]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   50.457120][ T1848]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   50.457121][ T1848]  ? ___sys_sendmsg (net/socket.c:2767)
[   50.457122][ T1848]  ? __sys_sendmsg (net/socket.c:2799)
[   50.457124][ T1848]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   50.457125][ T1848]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.457127][ T1848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.457129][ T1848]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.457130][ T1848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.457132][ T1848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.457133][ T1848]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   50.457135][ T1848]  ? __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)
[   50.457138][ T1848]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   50.457139][ T1848]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   50.457140][ T1848]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   50.457142][ T1848]  ? nla_get_range_signed (lib/nlattr.c:270)
[   50.457144][ T1848]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   50.457146][ T1848]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   50.457148][ T1848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.457150][ T1848]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.457151][ T1848]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.457152][ T1848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.457154][ T1848]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   50.457156][ T1848]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   50.457157][ T1848]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   50.457159][ T1848]  ? __kernel_text_address (kernel/extable.c:79)
[   50.457160][ T1848]  ? write_profile (profile.c:?)
[   50.457161][ T1848]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   50.457164][ T1848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.457165][ T1848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.457167][ T1848]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   50.457170][ T1848]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.457172][ T1848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.457173][ T1848]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.457174][ T1848]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   50.457176][ T1848]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.457177][ T1848]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   50.457179][ T1848]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   50.457181][ T1848]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   50.457182][ T1848]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.457184][ T1848]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.457185][ T1848]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.457187][ T1848]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   50.457189][ T1848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.457191][ T1848]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.457193][ T1848]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.457194][ T1848]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.457196][ T1848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.457197][ T1848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.457199][ T1848]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.457201][ T1848]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   50.457203][ T1848]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   50.457204][ T1848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.457206][ T1848]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.457208][ T1848]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   50.457209][ T1848]  ? copy_msghdr_from_user (net/socket.c:2650)
[   50.457211][ T1848]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   50.457213][ T1848]  ? move_addr_to_kernel (net/socket.c:258)
[   50.457214][ T1848]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   50.457216][ T1848]  ___sys_sendmsg (net/socket.c:2767)
[   50.457218][ T1848]  ? copy_msghdr_from_user (net/socket.c:2619)
[   50.457223][ T1848]  __sys_sendmsg (net/socket.c:2799)
[   50.457224][ T1848]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   50.457229][ T1848]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.457232][ T1848]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   50.457233][ T1848]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   50.457235][ T1848]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.457237][ T1848] RIP: 0033:0x7f2131b3d54e
[   50.457239][ T1848] 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
[   50.457240][ T1848] RSP: 002b:00007ffd433a6e10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.457244][ T1848] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2131b3d54e
[   50.457245][ T1848] RDX: 0000000000000000 RSI: 00007ffd433a6ec0 RDI: 0000000000000005
[   50.457246][ T1848] RBP: 00007ffd433a6e20 R08: 0000000000000000 R09: 0000000000000000
[   50.457247][ T1848] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91890c
[   50.457248][ T1848] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd433a7580
| [   53.204680][ T1961] softirqs last disabled at (0): 0x0
| [   53.204682][ T1961] Preemption disabled at:
| [   53.204683][ T1961] vprintk_emit (kernel/printk/printk.c:2471)
| [   53.204694][ T1961] Tainted: [W]=WARN
[   53.204695][ T1961] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.204697][ T1961] Call Trace:
[   53.204698][ T1961]  <TASK>
[   53.204699][ T1961]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   53.204704][ T1961]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   53.204706][ T1961]  __might_resched.cold (kernel/sched/core.c:9234)
[   53.204710][ T1961]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   53.204713][ T1961]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   53.204716][ T1961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.204720][ T1961]  __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))
[   53.204723][ T1961]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   53.204725][ T1961]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.204729][ T1961]  ? 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)
[   53.204730][ T1961]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.204732][ T1961]  put_chars (drivers/char/virtio_console.c:1176)
[   53.204734][ T1961]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   53.204736][ T1961]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   53.204738][ T1961]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   53.204741][ T1961]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   53.204743][ T1961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.204744][ T1961]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.204746][ T1961]  console_emit_next_record (kernel/printk/printk.c:3183)
[   53.204749][ T1961]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   53.204751][ T1961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.204752][ T1961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.204754][ T1961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.204755][ T1961]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.204757][ T1961]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   53.204759][ T1961]  console_flush_one_record (kernel/printk/printk.c:3268)
[   53.204761][ T1961]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   53.204764][ T1961]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   53.204765][ T1961]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.204767][ T1961]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   53.204768][ T1961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.204770][ T1961]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   53.204771][ T1961]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   53.204772][ T1961]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   53.204774][ T1961]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   53.204776][ T1961]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   53.204778][ T1961]  vprintk_emit (kernel/printk/printk.c:2479)
[   53.204780][ T1961]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   53.204782][ T1961]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   53.204785][ T1961]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.204788][ T1961]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   53.204789][ T1961]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   53.204791][ T1961]  ? ___sys_sendmsg (net/socket.c:2767)
[   53.204792][ T1961]  ? __sys_sendmsg (net/socket.c:2799)
[   53.204794][ T1961]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   53.204797][ T1961]  _printk (kernel/printk/printk.c:2504)
[   53.204800][ T1961]  ? snapshot_read.cold (user.c:?)
[   53.204802][ T1961]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   53.204805][ T1961]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   53.204807][ T1961]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   53.204809][ T1961]  ? netdev_notice (net/core/dev.c:13194)
[   53.204810][ T1961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.204812][ T1961]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   53.204814][ T1961]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   53.204816][ T1961]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   53.204818][ T1961]  ? 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)
[   53.204820][ T1961]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   53.204823][ T1961]  dev_set_allmulti (net/core/dev_api.c:315)
[   53.204825][ T1961] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   53.204837][ T1961]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   53.204841][ T1961]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   53.204844][ T1961] br_del_if (net/bridge/br_if.c:732) bridge
[   53.204851][ T1961]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.204853][ T1961]  do_set_master (net/core/rtnetlink.c:3055)
[   53.204855][ T1961]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   53.204858][ T1961]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   53.204860][ T1961]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   53.204861][ T1961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.204863][ T1961]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   53.204867][ T1961]  ? kasan_save_stack (mm/kasan/common.c:58)
[   53.204869][ T1961]  ? kasan_save_stack (mm/kasan/common.c:57)
[   53.204870][ T1961]  ? kasan_save_track (mm/kasan/common.c:78)
[   53.204872][ T1961]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   53.204873][ T1961]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   53.204875][ T1961]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   53.204876][ T1961]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   53.204877][ T1961]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   53.204878][ T1961]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.204879][ T1961]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   53.204880][ T1961]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   53.204882][ T1961]  ? ___sys_sendmsg (net/socket.c:2767)
[   53.204883][ T1961]  ? __sys_sendmsg (net/socket.c:2799)
[   53.204884][ T1961]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   53.204885][ T1961]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.204888][ T1961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.204890][ T1961]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.204891][ T1961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.204893][ T1961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.204894][ T1961]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   53.204896][ T1961]  ? __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)
[   53.204898][ T1961]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   53.204900][ T1961]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   53.204901][ T1961]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   53.204902][ T1961]  ? nla_get_range_signed (lib/nlattr.c:270)
[   53.204905][ T1961]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   53.204907][ T1961]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   53.204909][ T1961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.204910][ T1961]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.204911][ T1961]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.204913][ T1961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.204915][ T1961]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   53.204916][ T1961]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   53.204918][ T1961]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   53.204919][ T1961]  ? __kernel_text_address (kernel/extable.c:79)
[   53.204921][ T1961]  ? write_profile (profile.c:?)
[   53.204922][ T1961]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   53.204924][ T1961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.204926][ T1961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.204928][ T1961]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   53.204931][ T1961]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.204932][ T1961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.204934][ T1961]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.204935][ T1961]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   53.204937][ T1961]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.204938][ T1961]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   53.204939][ T1961]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   53.204942][ T1961]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   53.204943][ T1961]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.204944][ T1961]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   53.204946][ T1961]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.204947][ T1961]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   53.204950][ T1961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.204951][ T1961]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   53.204953][ T1961]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.204955][ T1961]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.204957][ T1961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.204958][ T1961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.204960][ T1961]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.204962][ T1961]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   53.204963][ T1961]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   53.204965][ T1961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.204967][ T1961]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   53.204969][ T1961]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   53.204970][ T1961]  ? copy_msghdr_from_user (net/socket.c:2650)
[   53.204972][ T1961]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   53.204973][ T1961]  ? move_addr_to_kernel (net/socket.c:258)
[   53.204975][ T1961]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   53.204977][ T1961]  ___sys_sendmsg (net/socket.c:2767)
[   53.204979][ T1961]  ? copy_msghdr_from_user (net/socket.c:2619)
[   53.204983][ T1961]  __sys_sendmsg (net/socket.c:2799)
[   53.204985][ T1961]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   53.204988][ T1961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.204990][ T1961]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   53.204991][ T1961]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   53.204993][ T1961]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.204995][ T1961] RIP: 0033:0x7fb2a026c54e
[   53.204997][ T1961] 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
[   53.204998][ T1961] RSP: 002b:00007fff3c164120 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.205002][ T1961] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb2a026c54e
[   53.205004][ T1961] RDX: 0000000000000000 RSI: 00007fff3c1641d0 RDI: 0000000000000005
[   53.205005][ T1961] RBP: 00007fff3c164130 R08: 0000000000000000 R09: 0000000000000000
[   53.205006][ T1961] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91890f
[   53.205006][ T1961] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff3c164890
| [   57.062236][ T2087] softirqs last disabled at (0): 0x0
| [   57.062238][ T2087] Preemption disabled at:
| [   57.062238][ T2087] vprintk_emit (kernel/printk/printk.c:2471)
| [   57.062250][ T2087] Tainted: [W]=WARN
[   57.062251][ T2087] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.062253][ T2087] Call Trace:
[   57.062254][ T2087]  <TASK>
[   57.062255][ T2087]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   57.062261][ T2087]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   57.062262][ T2087]  __might_resched.cold (kernel/sched/core.c:9234)
[   57.062266][ T2087]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   57.062270][ T2087]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   57.062273][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.062276][ 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))
[   57.062280][ T2087]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   57.062282][ T2087]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   57.062286][ 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)
[   57.062288][ T2087]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   57.062289][ T2087]  put_chars (drivers/char/virtio_console.c:1176)
[   57.062292][ T2087]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   57.062293][ T2087]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   57.062296][ T2087]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   57.062299][ T2087]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   57.062300][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.062302][ T2087]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.062304][ T2087]  console_emit_next_record (kernel/printk/printk.c:3183)
[   57.062307][ T2087]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   57.062309][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.062310][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.062312][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.062313][ T2087]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.062315][ T2087]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   57.062317][ T2087]  console_flush_one_record (kernel/printk/printk.c:3268)
[   57.062319][ T2087]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   57.062322][ T2087]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   57.062323][ T2087]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.062325][ T2087]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   57.062326][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.062328][ T2087]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   57.062329][ T2087]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   57.062331][ T2087]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   57.062333][ T2087]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   57.062334][ T2087]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   57.062336][ T2087]  vprintk_emit (kernel/printk/printk.c:2479)
[   57.062339][ T2087]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   57.062340][ T2087]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   57.062344][ T2087]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.062346][ T2087]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   57.062348][ T2087]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   57.062350][ T2087]  ? ___sys_sendmsg (net/socket.c:2767)
[   57.062352][ T2087]  ? __sys_sendmsg (net/socket.c:2799)
[   57.062353][ T2087]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   57.062356][ T2087]  _printk (kernel/printk/printk.c:2504)
[   57.062360][ T2087]  ? snapshot_read.cold (user.c:?)
[   57.062362][ T2087]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   57.062364][ T2087]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   57.062366][ T2087]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   57.062368][ T2087]  ? netdev_notice (net/core/dev.c:13194)
[   57.062369][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.062371][ T2087]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   57.062373][ T2087]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   57.062376][ T2087]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   57.062377][ 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)
[   57.062379][ T2087]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   57.062382][ T2087]  dev_set_allmulti (net/core/dev_api.c:315)
[   57.062385][ T2087] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   57.062397][ T2087]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   57.062400][ T2087]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   57.062403][ T2087] br_del_if (net/bridge/br_if.c:732) bridge
[   57.062410][ T2087]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   57.062412][ T2087]  do_set_master (net/core/rtnetlink.c:3055)
[   57.062414][ T2087]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   57.062417][ T2087]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   57.062420][ T2087]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   57.062421][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.062423][ T2087]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   57.062426][ T2087]  ? kasan_save_stack (mm/kasan/common.c:58)
[   57.062429][ T2087]  ? kasan_save_stack (mm/kasan/common.c:57)
[   57.062430][ T2087]  ? kasan_save_track (mm/kasan/common.c:78)
[   57.062431][ T2087]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   57.062433][ T2087]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   57.062434][ T2087]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   57.062435][ T2087]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   57.062436][ T2087]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   57.062438][ T2087]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.062439][ T2087]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   57.062440][ T2087]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   57.062441][ T2087]  ? ___sys_sendmsg (net/socket.c:2767)
[   57.062443][ T2087]  ? __sys_sendmsg (net/socket.c:2799)
[   57.062444][ T2087]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   57.062445][ T2087]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.062447][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.062449][ T2087]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.062450][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.062452][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.062454][ T2087]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   57.062456][ 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)
[   57.062458][ T2087]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   57.062459][ T2087]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   57.062461][ T2087]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   57.062462][ T2087]  ? nla_get_range_signed (lib/nlattr.c:270)
[   57.062464][ T2087]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   57.062466][ T2087]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   57.062468][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.062470][ T2087]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   57.062471][ T2087]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.062472][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.062480][ T2087]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   57.062481][ T2087]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   57.062483][ T2087]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   57.062485][ T2087]  ? __kernel_text_address (kernel/extable.c:79)
[   57.062486][ T2087]  ? write_profile (profile.c:?)
[   57.062487][ T2087]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   57.062489][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.062491][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.062493][ T2087]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   57.062496][ T2087]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.062498][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.062499][ T2087]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   57.062501][ T2087]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   57.062502][ T2087]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.062503][ T2087]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   57.062505][ T2087]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   57.062507][ T2087]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   57.062509][ T2087]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.062510][ T2087]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   57.062511][ T2087]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   57.062513][ T2087]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   57.062515][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.062517][ T2087]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   57.062519][ T2087]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.062521][ T2087]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.062522][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.062524][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.062525][ T2087]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.062527][ T2087]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   57.062529][ T2087]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   57.062531][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.062533][ T2087]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   57.062534][ T2087]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   57.062536][ T2087]  ? copy_msghdr_from_user (net/socket.c:2650)
[   57.062538][ T2087]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   57.062539][ T2087]  ? move_addr_to_kernel (net/socket.c:258)
[   57.062541][ T2087]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   57.062543][ T2087]  ___sys_sendmsg (net/socket.c:2767)
[   57.062545][ T2087]  ? copy_msghdr_from_user (net/socket.c:2619)
[   57.062549][ T2087]  __sys_sendmsg (net/socket.c:2799)
[   57.062551][ T2087]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   57.062554][ T2087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.062556][ T2087]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   57.062557][ T2087]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   57.062559][ T2087]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.062561][ T2087] RIP: 0033:0x7f43d315354e
[   57.062563][ 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
[   57.062565][ T2087] RSP: 002b:00007ffdcf20b530 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.062568][ T2087] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f43d315354e
[   57.062570][ T2087] RDX: 0000000000000000 RSI: 00007ffdcf20b5e0 RDI: 0000000000000005
[   57.062571][ T2087] RBP: 00007ffdcf20b540 R08: 0000000000000000 R09: 0000000000000000
[   57.062571][ T2087] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918913
[   57.062572][ T2087] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdcf20bca0
| [   59.833763][ T2210] softirqs last disabled at (0): 0x0
| [   59.833765][ T2210] Preemption disabled at:
| [   59.833765][ T2210] vprintk_emit (kernel/printk/printk.c:2471)
| [   59.833776][ T2210] Tainted: [W]=WARN
[   59.833777][ T2210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.833779][ T2210] Call Trace:
[   59.833780][ T2210]  <TASK>
[   59.833781][ T2210]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   59.833787][ T2210]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   59.833788][ T2210]  __might_resched.cold (kernel/sched/core.c:9234)
[   59.833792][ T2210]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   59.833795][ T2210]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   59.833798][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.833802][ 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))
[   59.833805][ T2210]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   59.833807][ T2210]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.833811][ 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)
[   59.833813][ T2210]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.833815][ T2210]  put_chars (drivers/char/virtio_console.c:1176)
[   59.833817][ T2210]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   59.833818][ T2210]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   59.833821][ T2210]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   59.833824][ T2210]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   59.833826][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.833827][ T2210]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.833829][ T2210]  console_emit_next_record (kernel/printk/printk.c:3183)
[   59.833832][ T2210]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   59.833834][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.833835][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.833837][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.833839][ T2210]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.833840][ T2210]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   59.833842][ T2210]  console_flush_one_record (kernel/printk/printk.c:3268)
[   59.833844][ T2210]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   59.833847][ T2210]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   59.833848][ T2210]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.833850][ T2210]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   59.833851][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.833853][ T2210]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   59.833854][ T2210]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   59.833855][ T2210]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   59.833857][ T2210]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   59.833859][ T2210]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   59.833861][ T2210]  vprintk_emit (kernel/printk/printk.c:2479)
[   59.833863][ T2210]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   59.833865][ T2210]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   59.833868][ T2210]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.833871][ T2210]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   59.833872][ T2210]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   59.833874][ T2210]  ? ___sys_sendmsg (net/socket.c:2767)
[   59.833876][ T2210]  ? __sys_sendmsg (net/socket.c:2799)
[   59.833878][ T2210]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   59.833881][ T2210]  _printk (kernel/printk/printk.c:2504)
[   59.833884][ T2210]  ? snapshot_read.cold (user.c:?)
[   59.833886][ T2210]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   59.833889][ T2210]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   59.833891][ T2210]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   59.833892][ T2210]  ? netdev_notice (net/core/dev.c:13194)
[   59.833894][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.833896][ T2210]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   59.833897][ T2210]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   59.833900][ T2210]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   59.833901][ 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)
[   59.833904][ T2210]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   59.833906][ T2210]  dev_set_allmulti (net/core/dev_api.c:315)
[   59.833909][ T2210] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   59.833921][ T2210]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   59.833925][ T2210]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   59.833927][ T2210] br_del_if (net/bridge/br_if.c:732) bridge
[   59.833934][ T2210]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.833936][ T2210]  do_set_master (net/core/rtnetlink.c:3055)
[   59.833939][ T2210]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   59.833942][ T2210]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   59.833944][ T2210]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   59.833945][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.833947][ T2210]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   59.833951][ T2210]  ? kasan_save_stack (mm/kasan/common.c:58)
[   59.833953][ T2210]  ? kasan_save_stack (mm/kasan/common.c:57)
[   59.833955][ T2210]  ? kasan_save_track (mm/kasan/common.c:78)
[   59.833956][ T2210]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   59.833958][ T2210]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   59.833959][ T2210]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   59.833960][ T2210]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   59.833961][ T2210]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   59.833962][ T2210]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.833964][ T2210]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   59.833965][ T2210]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   59.833966][ T2210]  ? ___sys_sendmsg (net/socket.c:2767)
[   59.833967][ T2210]  ? __sys_sendmsg (net/socket.c:2799)
[   59.833969][ T2210]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   59.833970][ T2210]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.833972][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.833974][ T2210]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.833975][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.833977][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.833979][ T2210]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   59.833980][ 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)
[   59.833983][ T2210]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   59.833984][ T2210]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   59.833985][ T2210]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   59.833987][ T2210]  ? nla_get_range_signed (lib/nlattr.c:270)
[   59.833989][ T2210]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   59.833991][ T2210]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   59.833993][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.833994][ T2210]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.833996][ T2210]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.833997][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.833999][ T2210]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   59.834000][ T2210]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   59.834002][ T2210]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   59.834004][ T2210]  ? __kernel_text_address (kernel/extable.c:79)
[   59.834005][ T2210]  ? write_profile (profile.c:?)
[   59.834006][ T2210]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   59.834008][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.834010][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.834011][ T2210]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   59.834015][ T2210]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.834016][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.834018][ T2210]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.834019][ T2210]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   59.834021][ T2210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.834022][ T2210]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   59.834023][ T2210]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   59.834026][ T2210]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   59.834027][ T2210]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.834028][ T2210]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   59.834030][ T2210]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.834031][ T2210]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   59.834033][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.834035][ T2210]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   59.834037][ T2210]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.834039][ T2210]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.834040][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.834042][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.834044][ T2210]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.834045][ T2210]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   59.834047][ T2210]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   59.834049][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.834050][ T2210]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   59.834052][ T2210]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   59.834054][ T2210]  ? copy_msghdr_from_user (net/socket.c:2650)
[   59.834055][ T2210]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   59.834057][ T2210]  ? move_addr_to_kernel (net/socket.c:258)
[   59.834058][ T2210]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   59.834060][ T2210]  ___sys_sendmsg (net/socket.c:2767)
[   59.834062][ T2210]  ? copy_msghdr_from_user (net/socket.c:2619)
[   59.834067][ T2210]  __sys_sendmsg (net/socket.c:2799)
[   59.834068][ T2210]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   59.834071][ T2210]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.834073][ T2210]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   59.834074][ T2210]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   59.834076][ T2210]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.834078][ T2210] RIP: 0033:0x7f69a232654e
[   59.834080][ 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
[   59.834081][ T2210] RSP: 002b:00007ffcda4e4530 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.834085][ T2210] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f69a232654e
[   59.834086][ T2210] RDX: 0000000000000000 RSI: 00007ffcda4e45e0 RDI: 0000000000000005
[   59.834087][ T2210] RBP: 00007ffcda4e4540 R08: 0000000000000000 R09: 0000000000000000
[   59.834088][ T2210] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918916
[   59.834089][ T2210] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcda4e4ca0
| [   62.459250][ T2276] softirqs last disabled at (0): 0x0
| [   62.459252][ T2276] Preemption disabled at:
| [   62.459253][ T2276] vprintk_emit (kernel/printk/printk.c:2471)
| [   62.459264][ T2276] Tainted: [W]=WARN
[   62.459265][ T2276] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.459267][ T2276] Call Trace:
[   62.459269][ T2276]  <TASK>
[   62.459270][ T2276]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   62.459275][ T2276]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   62.459277][ T2276]  __might_resched.cold (kernel/sched/core.c:9234)
[   62.459281][ T2276]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   62.459284][ T2276]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   62.459287][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.459291][ 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))
[   62.459293][ T2276]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   62.459296][ T2276]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   62.459300][ 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)
[   62.459302][ T2276]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   62.459304][ T2276]  put_chars (drivers/char/virtio_console.c:1176)
[   62.459306][ T2276]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   62.459307][ T2276]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   62.459310][ T2276]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   62.459313][ T2276]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   62.459314][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.459316][ T2276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.459318][ T2276]  console_emit_next_record (kernel/printk/printk.c:3183)
[   62.459320][ T2276]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   62.459322][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.459324][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.459325][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.459327][ T2276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.459329][ T2276]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   62.459330][ T2276]  console_flush_one_record (kernel/printk/printk.c:3268)
[   62.459332][ T2276]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   62.459335][ T2276]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   62.459337][ T2276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.459338][ T2276]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   62.459340][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.459341][ T2276]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   62.459342][ T2276]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   62.459344][ T2276]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   62.459346][ T2276]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   62.459348][ T2276]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   62.459349][ T2276]  vprintk_emit (kernel/printk/printk.c:2479)
[   62.459352][ T2276]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   62.459354][ T2276]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   62.459357][ T2276]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.459359][ T2276]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   62.459360][ T2276]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   62.459363][ T2276]  ? ___sys_sendmsg (net/socket.c:2767)
[   62.459364][ T2276]  ? __sys_sendmsg (net/socket.c:2799)
[   62.459366][ T2276]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   62.459369][ T2276]  _printk (kernel/printk/printk.c:2504)
[   62.459373][ T2276]  ? snapshot_read.cold (user.c:?)
[   62.459375][ T2276]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   62.459377][ T2276]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   62.459379][ T2276]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   62.459381][ T2276]  ? netdev_notice (net/core/dev.c:13194)
[   62.459383][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.459384][ T2276]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   62.459386][ T2276]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   62.459388][ T2276]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   62.459390][ 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)
[   62.459392][ T2276]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   62.459395][ T2276]  dev_set_allmulti (net/core/dev_api.c:315)
[   62.459398][ T2276] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   62.459410][ T2276]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   62.459413][ T2276]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   62.459416][ T2276] br_del_if (net/bridge/br_if.c:732) bridge
[   62.459423][ T2276]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   62.459425][ T2276]  do_set_master (net/core/rtnetlink.c:3055)
[   62.459427][ T2276]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   62.459431][ T2276]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   62.459433][ T2276]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   62.459434][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.459436][ T2276]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   62.459440][ T2276]  ? kasan_save_stack (mm/kasan/common.c:58)
[   62.459442][ T2276]  ? kasan_save_stack (mm/kasan/common.c:57)
[   62.459444][ T2276]  ? kasan_save_track (mm/kasan/common.c:78)
[   62.459445][ T2276]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   62.459447][ T2276]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   62.459448][ T2276]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   62.459449][ T2276]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   62.459450][ T2276]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   62.459451][ T2276]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.459453][ T2276]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   62.459454][ T2276]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   62.459455][ T2276]  ? ___sys_sendmsg (net/socket.c:2767)
[   62.459456][ T2276]  ? __sys_sendmsg (net/socket.c:2799)
[   62.459458][ T2276]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   62.459459][ T2276]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.459462][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.459463][ T2276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.459465][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.459466][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.459468][ T2276]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   62.459470][ 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)
[   62.459472][ T2276]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   62.459473][ T2276]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   62.459475][ T2276]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   62.459476][ T2276]  ? nla_get_range_signed (lib/nlattr.c:270)
[   62.459478][ T2276]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   62.459480][ T2276]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   62.459482][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.459484][ T2276]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   62.459485][ T2276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.459486][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.459488][ T2276]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   62.459490][ T2276]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   62.459492][ T2276]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   62.459498][ T2276]  ? __kernel_text_address (kernel/extable.c:79)
[   62.459499][ T2276]  ? write_profile (profile.c:?)
[   62.459500][ T2276]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   62.459503][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.459504][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.459506][ T2276]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   62.459509][ T2276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.459511][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.459513][ T2276]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   62.459514][ T2276]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   62.459515][ T2276]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.459517][ T2276]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   62.459518][ T2276]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   62.459521][ T2276]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   62.459522][ T2276]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.459523][ T2276]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   62.459525][ T2276]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.459526][ T2276]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   62.459528][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.459530][ T2276]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   62.459532][ T2276]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.459534][ T2276]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.459535][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.459537][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.459539][ T2276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.459540][ T2276]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   62.459542][ T2276]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   62.459544][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.459546][ T2276]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   62.459548][ T2276]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   62.459549][ T2276]  ? copy_msghdr_from_user (net/socket.c:2650)
[   62.459551][ T2276]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   62.459552][ T2276]  ? move_addr_to_kernel (net/socket.c:258)
[   62.459554][ T2276]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   62.459556][ T2276]  ___sys_sendmsg (net/socket.c:2767)
[   62.459558][ T2276]  ? copy_msghdr_from_user (net/socket.c:2619)
[   62.459563][ T2276]  __sys_sendmsg (net/socket.c:2799)
[   62.459565][ T2276]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   62.459567][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.459569][ T2276]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   62.459570][ T2276]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   62.459573][ T2276]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.459574][ T2276] RIP: 0033:0x7f79662a754e
[   62.459576][ 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
[   62.459578][ T2276] RSP: 002b:00007ffd302f7140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.459581][ T2276] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f79662a754e
[   62.459583][ T2276] RDX: 0000000000000000 RSI: 00007ffd302f71f0 RDI: 0000000000000005
[   62.459584][ T2276] RBP: 00007ffd302f7150 R08: 0000000000000000 R09: 0000000000000000
[   62.459585][ T2276] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918918
[   62.459585][ T2276] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd302f78b0
| [   65.225963][ T2381] softirqs last disabled at (0): 0x0
| [   65.225964][ T2381] Preemption disabled at:
| [   65.225965][ T2381] vprintk_emit (kernel/printk/printk.c:2471)
| [   65.225977][ T2381] Tainted: [W]=WARN
[   65.225978][ T2381] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   65.225979][ T2381] Call Trace:
[   65.225981][ T2381]  <TASK>
[   65.225982][ T2381]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   65.225988][ T2381]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   65.225990][ T2381]  __might_resched.cold (kernel/sched/core.c:9234)
[   65.225994][ T2381]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   65.225997][ T2381]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   65.226000][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.226004][ 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))
[   65.226007][ T2381]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   65.226009][ T2381]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   65.226013][ 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)
[   65.226015][ T2381]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   65.226017][ T2381]  put_chars (drivers/char/virtio_console.c:1176)
[   65.226019][ T2381]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   65.226021][ T2381]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   65.226024][ T2381]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   65.226027][ T2381]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   65.226028][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.226030][ T2381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.226032][ T2381]  console_emit_next_record (kernel/printk/printk.c:3183)
[   65.226035][ T2381]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   65.226037][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.226038][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.226040][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.226042][ T2381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.226044][ T2381]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   65.226045][ T2381]  console_flush_one_record (kernel/printk/printk.c:3268)
[   65.226048][ T2381]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   65.226050][ T2381]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   65.226052][ T2381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.226054][ T2381]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   65.226055][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.226057][ T2381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   65.226058][ T2381]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   65.226060][ T2381]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   65.226062][ T2381]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   65.226064][ T2381]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   65.226066][ T2381]  vprintk_emit (kernel/printk/printk.c:2479)
[   65.226068][ T2381]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   65.226070][ T2381]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   65.226073][ T2381]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.226076][ T2381]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   65.226077][ T2381]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   65.226080][ T2381]  ? ___sys_sendmsg (net/socket.c:2767)
[   65.226081][ T2381]  ? __sys_sendmsg (net/socket.c:2799)
[   65.226083][ T2381]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   65.226086][ T2381]  _printk (kernel/printk/printk.c:2504)
[   65.226089][ T2381]  ? snapshot_read.cold (user.c:?)
[   65.226092][ T2381]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   65.226095][ T2381]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   65.226096][ T2381]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   65.226098][ T2381]  ? netdev_notice (net/core/dev.c:13194)
[   65.226100][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.226102][ T2381]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   65.226104][ T2381]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   65.226106][ T2381]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   65.226108][ 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)
[   65.226111][ T2381]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   65.226114][ T2381]  dev_set_allmulti (net/core/dev_api.c:315)
[   65.226116][ T2381] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   65.226129][ T2381]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   65.226133][ T2381]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   65.226135][ T2381] br_del_if (net/bridge/br_if.c:732) bridge
[   65.226143][ T2381]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   65.226145][ T2381]  do_set_master (net/core/rtnetlink.c:3055)
[   65.226148][ T2381]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   65.226151][ T2381]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   65.226153][ T2381]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   65.226154][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.226156][ T2381]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   65.226160][ T2381]  ? kasan_save_stack (mm/kasan/common.c:58)
[   65.226163][ T2381]  ? kasan_save_stack (mm/kasan/common.c:57)
[   65.226164][ T2381]  ? kasan_save_track (mm/kasan/common.c:78)
[   65.226165][ T2381]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   65.226167][ T2381]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   65.226168][ T2381]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   65.226170][ T2381]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   65.226171][ T2381]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   65.226172][ T2381]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.226173][ T2381]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   65.226175][ T2381]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   65.226176][ T2381]  ? ___sys_sendmsg (net/socket.c:2767)
[   65.226177][ T2381]  ? __sys_sendmsg (net/socket.c:2799)
[   65.226179][ T2381]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   65.226180][ T2381]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   65.226182][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.226184][ T2381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.226185][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.226187][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.226189][ T2381]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   65.226191][ 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)
[   65.226193][ T2381]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   65.226195][ T2381]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   65.226196][ T2381]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   65.226198][ T2381]  ? nla_get_range_signed (lib/nlattr.c:270)
[   65.226200][ T2381]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   65.226202][ T2381]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   65.226204][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.226206][ T2381]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   65.226207][ T2381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.226208][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.226210][ T2381]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   65.226212][ T2381]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   65.226214][ T2381]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   65.226215][ T2381]  ? __kernel_text_address (kernel/extable.c:79)
[   65.226217][ T2381]  ? write_profile (profile.c:?)
[   65.226218][ T2381]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   65.226221][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.226222][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.226224][ T2381]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   65.226230][ T2381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.226232][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.226234][ T2381]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   65.226235][ T2381]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   65.226237][ T2381]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.226238][ T2381]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   65.226239][ T2381]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   65.226242][ T2381]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   65.226243][ T2381]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.226245][ T2381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   65.226246][ T2381]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   65.226248][ T2381]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   65.226250][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.226252][ T2381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   65.226254][ T2381]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.226256][ T2381]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   65.226258][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.226259][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.226261][ T2381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.226263][ T2381]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   65.226265][ T2381]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   65.226267][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.226268][ T2381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   65.226270][ T2381]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   65.226272][ T2381]  ? copy_msghdr_from_user (net/socket.c:2650)
[   65.226274][ T2381]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   65.226275][ T2381]  ? move_addr_to_kernel (net/socket.c:258)
[   65.226277][ T2381]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   65.226279][ T2381]  ___sys_sendmsg (net/socket.c:2767)
[   65.226281][ T2381]  ? copy_msghdr_from_user (net/socket.c:2619)
[   65.226286][ T2381]  __sys_sendmsg (net/socket.c:2799)
[   65.226288][ T2381]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   65.226290][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.226293][ T2381]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   65.226294][ T2381]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   65.226296][ T2381]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   65.226298][ T2381] RIP: 0033:0x7f55b1d6854e
[   65.226300][ 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
[   65.226301][ T2381] RSP: 002b:00007ffcd25840b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   65.226305][ T2381] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f55b1d6854e
[   65.226307][ T2381] RDX: 0000000000000000 RSI: 00007ffcd2584160 RDI: 0000000000000005
[   65.226308][ T2381] RBP: 00007ffcd25840c0 R08: 0000000000000000 R09: 0000000000000000
[   65.226309][ T2381] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91891b
[   65.226310][ T2381] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd2584820
| [   68.059312][ T2509] softirqs last disabled at (0): 0x0
| [   68.059314][ T2509] Preemption disabled at:
| [   68.059315][ T2509] vprintk_emit (kernel/printk/printk.c:2471)
| [   68.059326][ T2509] Tainted: [W]=WARN
[   68.059327][ T2509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.059329][ T2509] Call Trace:
[   68.059331][ T2509]  <TASK>
[   68.059332][ T2509]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   68.059337][ T2509]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   68.059339][ T2509]  __might_resched.cold (kernel/sched/core.c:9234)
[   68.059343][ T2509]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   68.059347][ T2509]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   68.059350][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.059354][ T2509]  __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))
[   68.059357][ T2509]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   68.059359][ T2509]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   68.059363][ T2509]  ? 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)
[   68.059365][ T2509]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   68.059367][ T2509]  put_chars (drivers/char/virtio_console.c:1176)
[   68.059369][ T2509]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   68.059371][ T2509]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   68.059373][ T2509]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   68.059377][ T2509]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   68.059378][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.059380][ T2509]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   68.059382][ T2509]  console_emit_next_record (kernel/printk/printk.c:3183)
[   68.059384][ T2509]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   68.059386][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.059388][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.059389][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.059391][ T2509]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   68.059393][ T2509]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   68.059395][ T2509]  console_flush_one_record (kernel/printk/printk.c:3268)
[   68.059397][ T2509]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   68.059399][ T2509]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   68.059401][ T2509]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   68.059403][ T2509]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   68.059404][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.059406][ T2509]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   68.059407][ T2509]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   68.059409][ T2509]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   68.059411][ T2509]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   68.059413][ T2509]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   68.059415][ T2509]  vprintk_emit (kernel/printk/printk.c:2479)
[   68.059417][ T2509]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   68.059419][ T2509]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   68.059422][ T2509]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.059424][ T2509]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   68.059426][ T2509]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   68.059428][ T2509]  ? ___sys_sendmsg (net/socket.c:2767)
[   68.059430][ T2509]  ? __sys_sendmsg (net/socket.c:2799)
[   68.059431][ T2509]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   68.059435][ T2509]  _printk (kernel/printk/printk.c:2504)
[   68.059438][ T2509]  ? snapshot_read.cold (user.c:?)
[   68.059440][ T2509]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   68.059443][ T2509]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   68.059445][ T2509]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   68.059447][ T2509]  ? netdev_notice (net/core/dev.c:13194)
[   68.059448][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.059450][ T2509]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   68.059452][ T2509]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   68.059455][ T2509]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   68.059456][ T2509]  ? 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)
[   68.059459][ T2509]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   68.059462][ T2509]  dev_set_allmulti (net/core/dev_api.c:315)
[   68.059464][ T2509] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   68.059477][ T2509]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   68.059480][ T2509]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   68.059483][ T2509] br_del_if (net/bridge/br_if.c:732) bridge
[   68.059490][ T2509]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   68.059492][ T2509]  do_set_master (net/core/rtnetlink.c:3055)
[   68.059494][ T2509]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   68.059498][ T2509]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   68.059500][ T2509]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   68.059501][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.059503][ T2509]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   68.059507][ T2509]  ? kasan_save_stack (mm/kasan/common.c:58)
[   68.059509][ T2509]  ? kasan_save_stack (mm/kasan/common.c:57)
[   68.059511][ T2509]  ? kasan_save_track (mm/kasan/common.c:78)
[   68.059512][ T2509]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   68.059519][ T2509]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   68.059520][ T2509]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   68.059522][ T2509]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   68.059523][ T2509]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   68.059524][ T2509]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.059525][ T2509]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   68.059527][ T2509]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   68.059528][ T2509]  ? ___sys_sendmsg (net/socket.c:2767)
[   68.059529][ T2509]  ? __sys_sendmsg (net/socket.c:2799)
[   68.059531][ T2509]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   68.059532][ T2509]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.059534][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.059536][ T2509]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   68.059537][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.059539][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.059541][ T2509]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   68.059543][ T2509]  ? __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)
[   68.059545][ T2509]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   68.059546][ T2509]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   68.059548][ T2509]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   68.059549][ T2509]  ? nla_get_range_signed (lib/nlattr.c:270)
[   68.059551][ T2509]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   68.059553][ T2509]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   68.059555][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.059557][ T2509]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   68.059558][ T2509]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   68.059560][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.059562][ T2509]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   68.059563][ T2509]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   68.059565][ T2509]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   68.059567][ T2509]  ? __kernel_text_address (kernel/extable.c:79)
[   68.059568][ T2509]  ? write_profile (profile.c:?)
[   68.059569][ T2509]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   68.059571][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.059573][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.059575][ T2509]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   68.059578][ T2509]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   68.059580][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.059582][ T2509]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   68.059583][ T2509]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   68.059584][ T2509]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.059586][ T2509]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   68.059587][ T2509]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   68.059590][ T2509]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   68.059592][ T2509]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.059593][ T2509]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   68.059595][ T2509]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.059596][ T2509]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   68.059598][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.059600][ T2509]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   68.059602][ T2509]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.059604][ T2509]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.059605][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.059607][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.059609][ T2509]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   68.059611][ T2509]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   68.059612][ T2509]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   68.059614][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.059616][ T2509]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   68.059618][ T2509]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   68.059619][ T2509]  ? copy_msghdr_from_user (net/socket.c:2650)
[   68.059621][ T2509]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   68.059623][ T2509]  ? move_addr_to_kernel (net/socket.c:258)
[   68.059624][ T2509]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   68.059627][ T2509]  ___sys_sendmsg (net/socket.c:2767)
[   68.059628][ T2509]  ? copy_msghdr_from_user (net/socket.c:2619)
[   68.059633][ T2509]  __sys_sendmsg (net/socket.c:2799)
[   68.059635][ T2509]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   68.059638][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.059640][ T2509]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   68.059641][ T2509]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   68.059643][ T2509]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.059645][ T2509] RIP: 0033:0x7fcaf395154e
[   68.059646][ T2509] 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
[   68.059648][ T2509] RSP: 002b:00007ffde70fbcc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.059652][ T2509] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcaf395154e
[   68.059653][ T2509] RDX: 0000000000000000 RSI: 00007ffde70fbd70 RDI: 0000000000000005
[   68.059654][ T2509] RBP: 00007ffde70fbcd0 R08: 0000000000000000 R09: 0000000000000000
[   68.059655][ T2509] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91891e
[   68.059656][ T2509] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffde70fc430
| [   72.559308][ T2567] softirqs last disabled at (0): 0x0
| [   72.559309][ T2567] Preemption disabled at:
| [   72.559310][ T2567] vprintk_emit (kernel/printk/printk.c:2471)
| [   72.559321][ T2567] Tainted: [W]=WARN
[   72.559322][ T2567] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.559324][ T2567] Call Trace:
[   72.559325][ T2567]  <TASK>
[   72.559326][ T2567]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   72.559331][ T2567]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   72.559333][ T2567]  __might_resched.cold (kernel/sched/core.c:9234)
[   72.559337][ T2567]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   72.559340][ T2567]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   72.559343][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.559347][ T2567]  __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))
[   72.559350][ T2567]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   72.559353][ T2567]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   72.559357][ T2567]  ? 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)
[   72.559358][ T2567]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   72.559360][ T2567]  put_chars (drivers/char/virtio_console.c:1176)
[   72.559362][ T2567]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   72.559364][ T2567]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   72.559366][ T2567]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   72.559370][ T2567]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   72.559371][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.559373][ T2567]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.559375][ T2567]  console_emit_next_record (kernel/printk/printk.c:3183)
[   72.559377][ T2567]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   72.559379][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.559381][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.559382][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.559384][ T2567]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.559386][ T2567]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   72.559387][ T2567]  console_flush_one_record (kernel/printk/printk.c:3268)
[   72.559390][ T2567]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   72.559392][ T2567]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   72.559394][ T2567]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.559395][ T2567]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   72.559397][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.559399][ T2567]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   72.559400][ T2567]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   72.559401][ T2567]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   72.559403][ T2567]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   72.559405][ T2567]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   72.559407][ T2567]  vprintk_emit (kernel/printk/printk.c:2479)
[   72.559409][ T2567]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   72.559411][ T2567]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   72.559414][ T2567]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.559417][ T2567]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   72.559418][ T2567]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   72.559420][ T2567]  ? ___sys_sendmsg (net/socket.c:2767)
[   72.559422][ T2567]  ? __sys_sendmsg (net/socket.c:2799)
[   72.559424][ T2567]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   72.559427][ T2567]  _printk (kernel/printk/printk.c:2504)
[   72.559430][ T2567]  ? snapshot_read.cold (user.c:?)
[   72.559432][ T2567]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   72.559435][ T2567]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   72.559437][ T2567]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   72.559439][ T2567]  ? netdev_notice (net/core/dev.c:13194)
[   72.559440][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.559442][ T2567]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   72.559444][ T2567]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   72.559446][ T2567]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   72.559448][ T2567]  ? 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)
[   72.559450][ T2567]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   72.559453][ T2567]  dev_set_allmulti (net/core/dev_api.c:315)
[   72.559456][ T2567] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   72.559468][ T2567]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   72.559471][ T2567]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   72.559474][ T2567] br_del_if (net/bridge/br_if.c:732) bridge
[   72.559481][ T2567]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   72.559483][ T2567]  do_set_master (net/core/rtnetlink.c:3055)
[   72.559486][ T2567]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   72.559489][ T2567]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   72.559491][ T2567]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   72.559492][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.559494][ T2567]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   72.559498][ T2567]  ? kasan_save_stack (mm/kasan/common.c:58)
[   72.559500][ T2567]  ? kasan_save_stack (mm/kasan/common.c:57)
[   72.559502][ T2567]  ? kasan_save_track (mm/kasan/common.c:78)
[   72.559503][ T2567]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   72.559505][ T2567]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   72.559506][ T2567]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   72.559507][ T2567]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   72.559508][ T2567]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   72.559509][ T2567]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.559511][ T2567]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   72.559512][ T2567]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   72.559513][ T2567]  ? ___sys_sendmsg (net/socket.c:2767)
[   72.559515][ T2567]  ? __sys_sendmsg (net/socket.c:2799)
[   72.559516][ T2567]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   72.559517][ T2567]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.559520][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.559521][ T2567]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.559523][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.559524][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.559526][ T2567]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   72.559528][ T2567]  ? __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)
[   72.559537][ T2567]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   72.559539][ T2567]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   72.559540][ T2567]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   72.559542][ T2567]  ? nla_get_range_signed (lib/nlattr.c:270)
[   72.559544][ T2567]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   72.559546][ T2567]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   72.559548][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.559549][ T2567]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   72.559551][ T2567]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.559552][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.559554][ T2567]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   72.559555][ T2567]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   72.559557][ T2567]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   72.559559][ T2567]  ? __kernel_text_address (kernel/extable.c:79)
[   72.559560][ T2567]  ? write_profile (profile.c:?)
[   72.559561][ T2567]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   72.559563][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.559565][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.559567][ T2567]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   72.559570][ T2567]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.559571][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.559573][ T2567]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   72.559574][ T2567]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   72.559576][ T2567]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.559577][ T2567]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   72.559579][ T2567]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   72.559581][ T2567]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   72.559582][ T2567]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.559583][ T2567]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   72.559585][ T2567]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.559586][ T2567]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   72.559588][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.559590][ T2567]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   72.559592][ T2567]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.559594][ T2567]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.559596][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.559597][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.559599][ T2567]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.559601][ T2567]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   72.559602][ T2567]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   72.559604][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.559606][ T2567]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   72.559608][ T2567]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   72.559609][ T2567]  ? copy_msghdr_from_user (net/socket.c:2650)
[   72.559611][ T2567]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   72.559612][ T2567]  ? move_addr_to_kernel (net/socket.c:258)
[   72.559614][ T2567]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   72.559616][ T2567]  ___sys_sendmsg (net/socket.c:2767)
[   72.559618][ T2567]  ? copy_msghdr_from_user (net/socket.c:2619)
[   72.559622][ T2567]  __sys_sendmsg (net/socket.c:2799)
[   72.559624][ T2567]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   72.559627][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.559629][ T2567]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   72.559630][ T2567]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   72.559632][ T2567]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.559634][ T2567] RIP: 0033:0x7f60e712f54e
[   72.559636][ T2567] 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
[   72.559637][ T2567] RSP: 002b:00007ffd64e2fea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.559641][ T2567] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f60e712f54e
[   72.559642][ T2567] RDX: 0000000000000000 RSI: 00007ffd64e2ff50 RDI: 0000000000000005
[   72.559643][ T2567] RBP: 00007ffd64e2feb0 R08: 0000000000000000 R09: 0000000000000000
[   72.559644][ T2567] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918923
[   72.559645][ T2567] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd64e30610
| [   75.021458][ T2663] softirqs last disabled at (0): 0x0
| [   75.021460][ T2663] Preemption disabled at:
| [   75.021460][ T2663] vprintk_emit (kernel/printk/printk.c:2471)
| [   75.021472][ T2663] Tainted: [W]=WARN
[   75.021472][ T2663] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.021474][ T2663] Call Trace:
[   75.021476][ T2663]  <TASK>
[   75.021477][ T2663]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   75.021482][ T2663]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   75.021484][ T2663]  __might_resched.cold (kernel/sched/core.c:9234)
[   75.021488][ T2663]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   75.021491][ T2663]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   75.021494][ T2663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.021498][ T2663]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   75.021501][ T2663]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   75.021503][ T2663]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   75.021507][ T2663]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   75.021508][ T2663]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   75.021510][ T2663]  put_chars (drivers/char/virtio_console.c:1176)
[   75.021512][ T2663]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   75.021514][ T2663]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   75.021516][ T2663]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   75.021519][ T2663]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   75.021521][ T2663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.021522][ T2663]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.021525][ T2663]  console_emit_next_record (kernel/printk/printk.c:3183)
[   75.021527][ T2663]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   75.021529][ T2663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.021531][ T2663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.021532][ T2663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.021534][ T2663]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.021536][ T2663]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   75.021537][ T2663]  console_flush_one_record (kernel/printk/printk.c:3268)
[   75.021546][ T2663]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   75.021549][ T2663]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   75.021551][ T2663]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.021552][ T2663]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   75.021554][ T2663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.021555][ T2663]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   75.021557][ T2663]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   75.021558][ T2663]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   75.021560][ T2663]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   75.021562][ T2663]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   75.021564][ T2663]  vprintk_emit (kernel/printk/printk.c:2479)
[   75.021566][ T2663]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   75.021568][ T2663]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   75.021571][ T2663]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.021573][ T2663]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   75.021574][ T2663]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   75.021577][ T2663]  ? ___sys_sendmsg (net/socket.c:2767)
[   75.021578][ T2663]  ? __sys_sendmsg (net/socket.c:2799)
[   75.021580][ T2663]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   75.021583][ T2663]  _printk (kernel/printk/printk.c:2504)
[   75.021586][ T2663]  ? snapshot_read.cold (user.c:?)
[   75.021588][ T2663]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   75.021591][ T2663]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   75.021593][ T2663]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   75.021595][ T2663]  ? netdev_notice (net/core/dev.c:13194)
[   75.021596][ T2663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.021598][ T2663]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   75.021600][ T2663]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   75.021602][ T2663]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   75.021604][ T2663]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   75.021606][ T2663]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   75.021609][ T2663]  dev_set_allmulti (net/core/dev_api.c:315)
[   75.021612][ T2663] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   75.021623][ T2663]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   75.021627][ T2663]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   75.021629][ T2663] br_del_if (net/bridge/br_if.c:732) bridge
[   75.021636][ T2663]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   75.021638][ T2663]  do_set_master (net/core/rtnetlink.c:3055)
[   75.021641][ T2663]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   75.021643][ T2663]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   75.021646][ T2663]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   75.021647][ T2663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.021649][ T2663]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   75.021652][ T2663]  ? kasan_save_stack (mm/kasan/common.c:58)
[   75.021655][ T2663]  ? kasan_save_stack (mm/kasan/common.c:57)
[   75.021656][ T2663]  ? kasan_save_track (mm/kasan/common.c:78)
[   75.021658][ T2663]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   75.021659][ T2663]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   75.021661][ T2663]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   75.021662][ T2663]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   75.021663][ T2663]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   75.021664][ T2663]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.021665][ T2663]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   75.021666][ T2663]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   75.021668][ T2663]  ? ___sys_sendmsg (net/socket.c:2767)
[   75.021669][ T2663]  ? __sys_sendmsg (net/socket.c:2799)
[   75.021670][ T2663]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   75.021671][ T2663]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.021674][ T2663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.021676][ T2663]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.021677][ T2663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.021678][ T2663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.021680][ T2663]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   75.021682][ T2663]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   75.021684][ T2663]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   75.021686][ T2663]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   75.021687][ T2663]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   75.021688][ T2663]  ? nla_get_range_signed (lib/nlattr.c:270)
[   75.021691][ T2663]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   75.021693][ T2663]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   75.021694][ T2663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.021696][ T2663]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   75.021697][ T2663]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.021699][ T2663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.021701][ T2663]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   75.021702][ T2663]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   75.021704][ T2663]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   75.021705][ T2663]  ? __kernel_text_address (kernel/extable.c:79)
[   75.021706][ T2663]  ? write_profile (profile.c:?)
[   75.021707][ T2663]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   75.021710][ T2663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.021712][ T2663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.021713][ T2663]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   75.021717][ T2663]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.021718][ T2663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.021720][ T2663]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   75.021721][ T2663]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   75.021723][ T2663]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.021724][ T2663]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   75.021726][ T2663]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   75.021728][ T2663]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   75.021729][ T2663]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.021731][ T2663]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   75.021732][ T2663]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.021733][ T2663]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   75.021736][ T2663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.021737][ T2663]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   75.021739][ T2663]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.021741][ T2663]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.021743][ T2663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.021744][ T2663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.021746][ T2663]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.021748][ T2663]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   75.021750][ T2663]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   75.021752][ T2663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.021753][ T2663]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   75.021755][ T2663]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   75.021757][ T2663]  ? copy_msghdr_from_user (net/socket.c:2650)
[   75.021758][ T2663]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   75.021760][ T2663]  ? move_addr_to_kernel (net/socket.c:258)
[   75.021761][ T2663]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   75.021764][ T2663]  ___sys_sendmsg (net/socket.c:2767)
[   75.021765][ T2663]  ? copy_msghdr_from_user (net/socket.c:2619)
[   75.021770][ T2663]  __sys_sendmsg (net/socket.c:2799)
[   75.021772][ T2663]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   75.021774][ T2663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.021776][ T2663]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   75.021778][ T2663]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   75.021780][ T2663]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.021781][ T2663] RIP: 0033:0x7fc1222a854e
[   75.021783][ T2663] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   75.021785][ T2663] RSP: 002b:00007ffd04508690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   75.021788][ T2663] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc1222a854e
[   75.021790][ T2663] RDX: 0000000000000000 RSI: 00007ffd04508740 RDI: 0000000000000005
[   75.021791][ T2663] RBP: 00007ffd045086a0 R08: 0000000000000000 R09: 0000000000000000
[   75.021791][ T2663] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918925
[   75.021792][ T2663] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd04508e00
| [   77.607312][ T2774] softirqs last disabled at (0): 0x0
| [   77.607314][ T2774] Preemption disabled at:
| [   77.607315][ T2774] vprintk_emit (kernel/printk/printk.c:2471)
| [   77.607326][ T2774] Tainted: [W]=WARN
[   77.607327][ T2774] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.607329][ T2774] Call Trace:
[   77.607330][ T2774]  <TASK>
[   77.607332][ T2774]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   77.607337][ T2774]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   77.607339][ T2774]  __might_resched.cold (kernel/sched/core.c:9234)
[   77.607342][ T2774]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   77.607345][ T2774]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   77.607348][ T2774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.607352][ T2774]  __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))
[   77.607355][ T2774]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   77.607357][ T2774]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   77.607362][ T2774]  ? 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)
[   77.607363][ T2774]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   77.607365][ T2774]  put_chars (drivers/char/virtio_console.c:1176)
[   77.607367][ T2774]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   77.607369][ T2774]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   77.607371][ T2774]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   77.607375][ T2774]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   77.607376][ T2774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.607378][ T2774]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   77.607380][ T2774]  console_emit_next_record (kernel/printk/printk.c:3183)
[   77.607382][ T2774]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   77.607384][ T2774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.607386][ T2774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.607388][ T2774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.607390][ T2774]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   77.607391][ T2774]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   77.607393][ T2774]  console_flush_one_record (kernel/printk/printk.c:3268)
[   77.607395][ T2774]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   77.607398][ T2774]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   77.607400][ T2774]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   77.607401][ T2774]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   77.607403][ T2774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.607405][ T2774]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   77.607406][ T2774]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   77.607407][ T2774]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   77.607410][ T2774]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   77.607411][ T2774]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   77.607413][ T2774]  vprintk_emit (kernel/printk/printk.c:2479)
[   77.607416][ T2774]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   77.607417][ T2774]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   77.607421][ T2774]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   77.607423][ T2774]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   77.607425][ T2774]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   77.607427][ T2774]  ? ___sys_sendmsg (net/socket.c:2767)
[   77.607429][ T2774]  ? __sys_sendmsg (net/socket.c:2799)
[   77.607431][ T2774]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   77.607434][ T2774]  _printk (kernel/printk/printk.c:2504)
[   77.607437][ T2774]  ? snapshot_read.cold (user.c:?)
[   77.607439][ T2774]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   77.607442][ T2774]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   77.607444][ T2774]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   77.607445][ T2774]  ? netdev_notice (net/core/dev.c:13194)
[   77.607447][ T2774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.607449][ T2774]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   77.607451][ T2774]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   77.607453][ T2774]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   77.607455][ T2774]  ? 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)
[   77.607457][ T2774]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   77.607460][ T2774]  dev_set_allmulti (net/core/dev_api.c:315)
[   77.607463][ T2774] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   77.607475][ T2774]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   77.607479][ T2774]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   77.607481][ T2774] br_del_if (net/bridge/br_if.c:732) bridge
[   77.607489][ T2774]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.607491][ T2774]  do_set_master (net/core/rtnetlink.c:3055)
[   77.607493][ T2774]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   77.607496][ T2774]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   77.607499][ T2774]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   77.607500][ T2774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.607502][ T2774]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   77.607506][ T2774]  ? kasan_save_stack (mm/kasan/common.c:58)
[   77.607508][ T2774]  ? kasan_save_stack (mm/kasan/common.c:57)
[   77.607509][ T2774]  ? kasan_save_track (mm/kasan/common.c:78)
[   77.607511][ T2774]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   77.607513][ T2774]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   77.607514][ T2774]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   77.607515][ T2774]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   77.607516][ T2774]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   77.607517][ T2774]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   77.607519][ T2774]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   77.607520][ T2774]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   77.607522][ T2774]  ? ___sys_sendmsg (net/socket.c:2767)
[   77.607523][ T2774]  ? __sys_sendmsg (net/socket.c:2799)
[   77.607524][ T2774]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   77.607526][ T2774]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.607528][ T2774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.607530][ T2774]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   77.607531][ T2774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.607533][ T2774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.607535][ T2774]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   77.607537][ T2774]  ? __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)
[   77.607539][ T2774]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   77.607541][ T2774]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   77.607542][ T2774]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   77.607543][ T2774]  ? nla_get_range_signed (lib/nlattr.c:270)
[   77.607546][ T2774]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   77.607554][ T2774]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   77.607556][ T2774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.607558][ T2774]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   77.607559][ T2774]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   77.607561][ T2774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.607563][ T2774]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   77.607565][ T2774]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   77.607566][ T2774]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   77.607568][ T2774]  ? __kernel_text_address (kernel/extable.c:79)
[   77.607569][ T2774]  ? write_profile (profile.c:?)
[   77.607570][ T2774]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   77.607573][ T2774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.607574][ T2774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.607576][ T2774]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   77.607580][ T2774]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   77.607581][ T2774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.607583][ T2774]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   77.607584][ T2774]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   77.607586][ T2774]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.607587][ T2774]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   77.607589][ T2774]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   77.607591][ T2774]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   77.607593][ T2774]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.607594][ T2774]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   77.607595][ T2774]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   77.607597][ T2774]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   77.607599][ T2774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.607601][ T2774]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   77.607603][ T2774]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   77.607605][ T2774]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   77.607606][ T2774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.607608][ T2774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.607609][ T2774]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   77.607611][ T2774]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   77.607613][ T2774]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   77.607615][ T2774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.607617][ T2774]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   77.607619][ T2774]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   77.607620][ T2774]  ? copy_msghdr_from_user (net/socket.c:2650)
[   77.607622][ T2774]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   77.607623][ T2774]  ? move_addr_to_kernel (net/socket.c:258)
[   77.607625][ T2774]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   77.607627][ T2774]  ___sys_sendmsg (net/socket.c:2767)
[   77.607629][ T2774]  ? copy_msghdr_from_user (net/socket.c:2619)
[   77.607634][ T2774]  __sys_sendmsg (net/socket.c:2799)
[   77.607636][ T2774]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   77.607638][ T2774]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.607641][ T2774]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   77.607642][ T2774]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   77.607644][ T2774]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.607646][ T2774] RIP: 0033:0x7f8f4728a54e
[   77.607648][ T2774] 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
[   77.607649][ T2774] RSP: 002b:00007ffe2e6f79f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   77.607653][ T2774] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8f4728a54e
[   77.607655][ T2774] RDX: 0000000000000000 RSI: 00007ffe2e6f7aa0 RDI: 0000000000000005
[   77.607656][ T2774] RBP: 00007ffe2e6f7a00 R08: 0000000000000000 R09: 0000000000000000
[   77.607657][ T2774] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918928
[   77.607658][ T2774] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe2e6f8160
| [   80.324606][ T2903] softirqs last disabled at (0): 0x0
| [   80.324608][ T2903] Preemption disabled at:
| [   80.324609][ T2903] vprintk_emit (kernel/printk/printk.c:2471)
| [   80.324620][ T2903] Tainted: [W]=WARN
[   80.324621][ T2903] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   80.324623][ T2903] Call Trace:
[   80.324624][ T2903]  <TASK>
[   80.324625][ T2903]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   80.324631][ T2903]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   80.324633][ T2903]  __might_resched.cold (kernel/sched/core.c:9234)
[   80.324637][ T2903]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   80.324640][ T2903]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   80.324643][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.324646][ T2903]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   80.324649][ T2903]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   80.324652][ T2903]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   80.324656][ T2903]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   80.324658][ T2903]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   80.324660][ T2903]  put_chars (drivers/char/virtio_console.c:1176)
[   80.324662][ T2903]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   80.324663][ T2903]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   80.324666][ T2903]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   80.324669][ T2903]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   80.324671][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.324672][ T2903]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.324674][ T2903]  console_emit_next_record (kernel/printk/printk.c:3183)
[   80.324677][ T2903]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   80.324679][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.324680][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.324682][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.324684][ T2903]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.324686][ T2903]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   80.324687][ T2903]  console_flush_one_record (kernel/printk/printk.c:3268)
[   80.324690][ T2903]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   80.324692][ T2903]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   80.324694][ T2903]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.324695][ T2903]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   80.324697][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.324699][ T2903]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   80.324700][ T2903]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   80.324701][ T2903]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   80.324703][ T2903]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   80.324706][ T2903]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   80.324708][ T2903]  vprintk_emit (kernel/printk/printk.c:2479)
[   80.324710][ T2903]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   80.324712][ T2903]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   80.324715][ T2903]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   80.324717][ T2903]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   80.324719][ T2903]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   80.324721][ T2903]  ? ___sys_sendmsg (net/socket.c:2767)
[   80.324723][ T2903]  ? __sys_sendmsg (net/socket.c:2799)
[   80.324724][ T2903]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   80.324728][ T2903]  _printk (kernel/printk/printk.c:2504)
[   80.324731][ T2903]  ? snapshot_read.cold (user.c:?)
[   80.324733][ T2903]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   80.324735][ T2903]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   80.324737][ T2903]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   80.324739][ T2903]  ? netdev_notice (net/core/dev.c:13194)
[   80.324741][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.324742][ T2903]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   80.324744][ T2903]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   80.324747][ T2903]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   80.324748][ T2903]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   80.324751][ T2903]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   80.324753][ T2903]  dev_set_allmulti (net/core/dev_api.c:315)
[   80.324756][ T2903] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   80.324768][ T2903]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   80.324772][ T2903]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   80.324774][ T2903] br_del_if (net/bridge/br_if.c:732) bridge
[   80.324781][ T2903]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   80.324784][ T2903]  do_set_master (net/core/rtnetlink.c:3055)
[   80.324786][ T2903]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   80.324789][ T2903]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   80.324792][ T2903]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   80.324793][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.324794][ T2903]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   80.324798][ T2903]  ? kasan_save_stack (mm/kasan/common.c:58)
[   80.324801][ T2903]  ? kasan_save_stack (mm/kasan/common.c:57)
[   80.324802][ T2903]  ? kasan_save_track (mm/kasan/common.c:78)
[   80.324804][ T2903]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   80.324805][ T2903]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   80.324806][ T2903]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   80.324808][ T2903]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   80.324809][ T2903]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   80.324810][ T2903]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   80.324811][ T2903]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   80.324812][ T2903]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   80.324814][ T2903]  ? ___sys_sendmsg (net/socket.c:2767)
[   80.324815][ T2903]  ? __sys_sendmsg (net/socket.c:2799)
[   80.324817][ T2903]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   80.324818][ T2903]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   80.324820][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.324822][ T2903]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.324823][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.324825][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.324827][ T2903]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   80.324829][ T2903]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   80.324831][ T2903]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   80.324832][ T2903]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   80.324834][ T2903]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   80.324835][ T2903]  ? nla_get_range_signed (lib/nlattr.c:270)
[   80.324837][ T2903]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   80.324839][ T2903]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   80.324841][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.324843][ T2903]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   80.324844][ T2903]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.324845][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.324848][ T2903]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   80.324849][ T2903]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   80.324851][ T2903]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   80.324853][ T2903]  ? __kernel_text_address (kernel/extable.c:79)
[   80.324854][ T2903]  ? write_profile (profile.c:?)
[   80.324855][ T2903]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   80.324857][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.324859][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.324861][ T2903]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   80.324864][ T2903]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.324865][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.324867][ T2903]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   80.324869][ T2903]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   80.324870][ T2903]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   80.324872][ T2903]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   80.324873][ T2903]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   80.324875][ T2903]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   80.324877][ T2903]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   80.324878][ T2903]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   80.324880][ T2903]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   80.324881][ T2903]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   80.324883][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.324885][ T2903]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   80.324887][ T2903]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   80.324889][ T2903]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   80.324891][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.324892][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.324894][ T2903]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.324896][ T2903]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   80.324897][ T2903]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   80.324899][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.324901][ T2903]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   80.324903][ T2903]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   80.324904][ T2903]  ? copy_msghdr_from_user (net/socket.c:2650)
[   80.324906][ T2903]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   80.324908][ T2903]  ? move_addr_to_kernel (net/socket.c:258)
[   80.324909][ T2903]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   80.324911][ T2903]  ___sys_sendmsg (net/socket.c:2767)
[   80.324913][ T2903]  ? copy_msghdr_from_user (net/socket.c:2619)
[   80.324918][ T2903]  __sys_sendmsg (net/socket.c:2799)
[   80.324920][ T2903]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   80.324923][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.324925][ T2903]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   80.324926][ T2903]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   80.324928][ T2903]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   80.324929][ T2903] RIP: 0033:0x7f1a3ed7a54e
[   80.324931][ T2903] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   80.324933][ T2903] RSP: 002b:00007ffe3b0669b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   80.324937][ T2903] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1a3ed7a54e
[   80.324938][ T2903] RDX: 0000000000000000 RSI: 00007ffe3b066a60 RDI: 0000000000000005
[   80.324939][ T2903] RBP: 00007ffe3b0669c0 R08: 0000000000000000 R09: 0000000000000000
[   80.324940][ T2903] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91892a
[   80.324941][ T2903] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe3b067120
| [   83.092522][ T3036] softirqs last disabled at (0): 0x0
| [   83.092524][ T3036] Preemption disabled at:
| [   83.092524][ T3036] vprintk_emit (kernel/printk/printk.c:2471)
| [   83.092536][ T3036] Tainted: [W]=WARN
[   83.092537][ T3036] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   83.092539][ T3036] Call Trace:
[   83.092541][ T3036]  <TASK>
[   83.092542][ T3036]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   83.092547][ T3036]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   83.092549][ T3036]  __might_resched.cold (kernel/sched/core.c:9234)
[   83.092553][ T3036]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   83.092556][ T3036]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   83.092559][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.092563][ 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))
[   83.092566][ T3036]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   83.092575][ T3036]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   83.092580][ 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)
[   83.092581][ T3036]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   83.092583][ T3036]  put_chars (drivers/char/virtio_console.c:1176)
[   83.092585][ T3036]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   83.092587][ T3036]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   83.092590][ T3036]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   83.092593][ T3036]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   83.092595][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.092597][ T3036]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.092599][ T3036]  console_emit_next_record (kernel/printk/printk.c:3183)
[   83.092602][ T3036]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   83.092604][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.092606][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.092607][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.092609][ T3036]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.092611][ T3036]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   83.092613][ T3036]  console_flush_one_record (kernel/printk/printk.c:3268)
[   83.092615][ T3036]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   83.092618][ T3036]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   83.092620][ T3036]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.092621][ T3036]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   83.092623][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.092625][ T3036]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   83.092626][ T3036]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   83.092628][ T3036]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   83.092630][ T3036]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   83.092632][ T3036]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   83.092634][ T3036]  vprintk_emit (kernel/printk/printk.c:2479)
[   83.092636][ T3036]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   83.092638][ T3036]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   83.092641][ T3036]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   83.092643][ T3036]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   83.092645][ T3036]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   83.092647][ T3036]  ? ___sys_sendmsg (net/socket.c:2767)
[   83.092649][ T3036]  ? __sys_sendmsg (net/socket.c:2799)
[   83.092651][ T3036]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   83.092654][ T3036]  _printk (kernel/printk/printk.c:2504)
[   83.092657][ T3036]  ? snapshot_read.cold (user.c:?)
[   83.092660][ T3036]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   83.092662][ T3036]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   83.092664][ T3036]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   83.092666][ T3036]  ? netdev_notice (net/core/dev.c:13194)
[   83.092668][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.092670][ T3036]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   83.092671][ T3036]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   83.092674][ T3036]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   83.092675][ 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)
[   83.092678][ T3036]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   83.092681][ T3036]  dev_set_allmulti (net/core/dev_api.c:315)
[   83.092684][ T3036] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   83.092696][ T3036]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   83.092700][ T3036]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   83.092702][ T3036] br_del_if (net/bridge/br_if.c:732) bridge
[   83.092709][ T3036]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   83.092712][ T3036]  do_set_master (net/core/rtnetlink.c:3055)
[   83.092714][ T3036]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   83.092717][ T3036]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   83.092720][ T3036]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   83.092721][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.092723][ T3036]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   83.092727][ T3036]  ? kasan_save_stack (mm/kasan/common.c:58)
[   83.092729][ T3036]  ? kasan_save_stack (mm/kasan/common.c:57)
[   83.092731][ T3036]  ? kasan_save_track (mm/kasan/common.c:78)
[   83.092732][ T3036]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   83.092734][ T3036]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   83.092736][ T3036]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   83.092737][ T3036]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   83.092738][ T3036]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   83.092739][ T3036]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   83.092741][ T3036]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   83.092742][ T3036]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   83.092744][ T3036]  ? ___sys_sendmsg (net/socket.c:2767)
[   83.092745][ T3036]  ? __sys_sendmsg (net/socket.c:2799)
[   83.092746][ T3036]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   83.092748][ T3036]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   83.092750][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.092752][ T3036]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.092754][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.092755][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.092757][ T3036]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   83.092759][ 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)
[   83.092761][ T3036]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   83.092763][ T3036]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   83.092764][ T3036]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   83.092766][ T3036]  ? nla_get_range_signed (lib/nlattr.c:270)
[   83.092768][ T3036]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   83.092770][ T3036]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   83.092772][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.092774][ T3036]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   83.092775][ T3036]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.092777][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.092779][ T3036]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   83.092781][ T3036]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   83.092783][ T3036]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   83.092784][ T3036]  ? __kernel_text_address (kernel/extable.c:79)
[   83.092785][ T3036]  ? write_profile (profile.c:?)
[   83.092786][ T3036]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   83.092789][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.092791][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.092792][ T3036]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   83.092796][ T3036]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.092797][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.092799][ T3036]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   83.092801][ T3036]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   83.092803][ T3036]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   83.092804][ T3036]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   83.092805][ T3036]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   83.092808][ T3036]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   83.092809][ T3036]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   83.092811][ T3036]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   83.092813][ T3036]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   83.092814][ T3036]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   83.092816][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.092818][ T3036]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   83.092820][ T3036]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   83.092822][ T3036]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   83.092824][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.092826][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.092827][ T3036]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.092829][ T3036]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   83.092831][ T3036]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   83.092833][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.092835][ T3036]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   83.092837][ T3036]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   83.092838][ T3036]  ? copy_msghdr_from_user (net/socket.c:2650)
[   83.092840][ T3036]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   83.092842][ T3036]  ? move_addr_to_kernel (net/socket.c:258)
[   83.092843][ T3036]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   83.092846][ T3036]  ___sys_sendmsg (net/socket.c:2767)
[   83.092848][ T3036]  ? copy_msghdr_from_user (net/socket.c:2619)
[   83.092853][ T3036]  __sys_sendmsg (net/socket.c:2799)
[   83.092855][ T3036]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   83.092857][ T3036]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.092860][ T3036]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   83.092861][ T3036]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   83.092863][ T3036]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   83.092865][ T3036] RIP: 0033:0x7f28d1e8f54e
[   83.092867][ 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
[   83.092869][ T3036] RSP: 002b:00007ffc4b6801a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   83.092873][ T3036] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f28d1e8f54e
[   83.092874][ T3036] RDX: 0000000000000000 RSI: 00007ffc4b680250 RDI: 0000000000000005
[   83.092875][ T3036] RBP: 00007ffc4b6801b0 R08: 0000000000000000 R09: 0000000000000000
[   83.092876][ T3036] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91892d
[   83.092877][ T3036] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc4b680910
| [   87.669721][ T3097] softirqs last disabled at (0): 0x0
| [   87.669723][ T3097] Preemption disabled at:
| [   87.669723][ T3097] vprintk_emit (kernel/printk/printk.c:2471)
| [   87.669735][ T3097] Tainted: [W]=WARN
[   87.669736][ T3097] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.669738][ T3097] Call Trace:
[   87.669740][ T3097]  <TASK>
[   87.669741][ T3097]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   87.669746][ T3097]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   87.669748][ T3097]  __might_resched.cold (kernel/sched/core.c:9234)
[   87.669752][ T3097]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   87.669755][ T3097]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   87.669758][ T3097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.669762][ T3097]  __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))
[   87.669765][ T3097]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   87.669768][ T3097]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   87.669772][ T3097]  ? 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)
[   87.669773][ T3097]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   87.669775][ T3097]  put_chars (drivers/char/virtio_console.c:1176)
[   87.669777][ T3097]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   87.669779][ T3097]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   87.669781][ T3097]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   87.669785][ T3097]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   87.669786][ T3097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.669788][ T3097]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.669790][ T3097]  console_emit_next_record (kernel/printk/printk.c:3183)
[   87.669792][ T3097]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   87.669794][ T3097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.669796][ T3097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.669798][ T3097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.669799][ T3097]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.669801][ T3097]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   87.669803][ T3097]  console_flush_one_record (kernel/printk/printk.c:3268)
[   87.669805][ T3097]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   87.669808][ T3097]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   87.669809][ T3097]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.669811][ T3097]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   87.669812][ T3097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.669814][ T3097]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   87.669815][ T3097]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   87.669817][ T3097]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   87.669819][ T3097]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   87.669821][ T3097]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   87.669823][ T3097]  vprintk_emit (kernel/printk/printk.c:2479)
[   87.669825][ T3097]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   87.669827][ T3097]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   87.669830][ T3097]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   87.669833][ T3097]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   87.669834][ T3097]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   87.669837][ T3097]  ? ___sys_sendmsg (net/socket.c:2767)
[   87.669838][ T3097]  ? __sys_sendmsg (net/socket.c:2799)
[   87.669840][ T3097]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   87.669843][ T3097]  _printk (kernel/printk/printk.c:2504)
[   87.669846][ T3097]  ? snapshot_read.cold (user.c:?)
[   87.669848][ T3097]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   87.669851][ T3097]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   87.669853][ T3097]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   87.669854][ T3097]  ? netdev_notice (net/core/dev.c:13194)
[   87.669856][ T3097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.669858][ T3097]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   87.669860][ T3097]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   87.669862][ T3097]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   87.669864][ T3097]  ? 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)
[   87.669866][ T3097]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   87.669869][ T3097]  dev_set_allmulti (net/core/dev_api.c:315)
[   87.669872][ T3097] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   87.669884][ T3097]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   87.669887][ T3097]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   87.669890][ T3097] br_del_if (net/bridge/br_if.c:732) bridge
[   87.669897][ T3097]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   87.669899][ T3097]  do_set_master (net/core/rtnetlink.c:3055)
[   87.669902][ T3097]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   87.669904][ T3097]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   87.669907][ T3097]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   87.669908][ T3097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.669910][ T3097]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   87.669914][ T3097]  ? kasan_save_stack (mm/kasan/common.c:58)
[   87.669917][ T3097]  ? kasan_save_stack (mm/kasan/common.c:57)
[   87.669918][ T3097]  ? kasan_save_track (mm/kasan/common.c:78)
[   87.669919][ T3097]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   87.669921][ T3097]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   87.669922][ T3097]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   87.669923][ T3097]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   87.669925][ T3097]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   87.669926][ T3097]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   87.669927][ T3097]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   87.669928][ T3097]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   87.669930][ T3097]  ? ___sys_sendmsg (net/socket.c:2767)
[   87.669931][ T3097]  ? __sys_sendmsg (net/socket.c:2799)
[   87.669933][ T3097]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   87.669934][ T3097]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   87.669936][ T3097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.669938][ T3097]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.669939][ T3097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.669941][ T3097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.669943][ T3097]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   87.669945][ T3097]  ? __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)
[   87.669947][ T3097]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   87.669948][ T3097]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   87.669950][ T3097]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   87.669951][ T3097]  ? nla_get_range_signed (lib/nlattr.c:270)
[   87.669953][ T3097]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   87.669955][ T3097]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   87.669957][ T3097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.669959][ T3097]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   87.669960][ T3097]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.669962][ T3097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.669964][ T3097]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   87.669965][ T3097]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   87.669967][ T3097]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   87.669969][ T3097]  ? __kernel_text_address (kernel/extable.c:79)
[   87.669970][ T3097]  ? write_profile (profile.c:?)
[   87.669971][ T3097]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   87.669974][ T3097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.669975][ T3097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.669977][ T3097]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   87.669981][ T3097]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.669982][ T3097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.669984][ T3097]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   87.669985][ T3097]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   87.669987][ T3097]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   87.669988][ T3097]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   87.669989][ T3097]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   87.669992][ T3097]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   87.669993][ T3097]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   87.669994][ T3097]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   87.669996][ T3097]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   87.669997][ T3097]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   87.670000][ T3097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.670001][ T3097]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   87.670003][ T3097]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   87.670005][ T3097]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   87.670007][ T3097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.670008][ T3097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.670010][ T3097]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.670012][ T3097]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   87.670014][ T3097]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   87.670016][ T3097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.670017][ T3097]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   87.670019][ T3097]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   87.670021][ T3097]  ? copy_msghdr_from_user (net/socket.c:2650)
[   87.670022][ T3097]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   87.670024][ T3097]  ? move_addr_to_kernel (net/socket.c:258)
[   87.670025][ T3097]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   87.670028][ T3097]  ___sys_sendmsg (net/socket.c:2767)
[   87.670029][ T3097]  ? copy_msghdr_from_user (net/socket.c:2619)
[   87.670034][ T3097]  __sys_sendmsg (net/socket.c:2799)
[   87.670036][ T3097]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   87.670039][ T3097]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.670041][ T3097]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   87.670042][ T3097]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   87.670044][ T3097]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   87.670046][ T3097] RIP: 0033:0x7f5d9579854e
[   87.670048][ T3097] 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
[   87.670050][ T3097] RSP: 002b:00007ffd9ba70130 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   87.670054][ T3097] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5d9579854e
[   87.670055][ T3097] RDX: 0000000000000000 RSI: 00007ffd9ba701e0 RDI: 0000000000000005
[   87.670056][ T3097] RBP: 00007ffd9ba70140 R08: 0000000000000000 R09: 0000000000000000
[   87.670057][ T3097] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918932
[   87.670058][ T3097] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd9ba708a0
| [   90.214141][ T3196] softirqs last disabled at (0): 0x0
| [   90.214144][ T3196] Preemption disabled at:
| [   90.214145][ T3196] vprintk_emit (kernel/printk/printk.c:2471)
| [   90.214159][ T3196] Tainted: [W]=WARN
[   90.214160][ T3196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.214163][ T3196] Call Trace:
[   90.214165][ T3196]  <TASK>
[   90.214167][ T3196]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   90.214173][ T3196]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   90.214176][ T3196]  __might_resched.cold (kernel/sched/core.c:9234)
[   90.214181][ T3196]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   90.214185][ T3196]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   90.214189][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.214193][ T3196]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   90.214197][ T3196]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   90.214200][ T3196]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   90.214206][ T3196]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   90.214208][ T3196]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   90.214210][ T3196]  put_chars (drivers/char/virtio_console.c:1176)
[   90.214213][ T3196]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   90.214216][ T3196]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   90.214220][ T3196]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   90.214225][ T3196]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   90.214230][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.214233][ T3196]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.214236][ T3196]  console_emit_next_record (kernel/printk/printk.c:3183)
[   90.214240][ T3196]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   90.214243][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.214245][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.214247][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.214250][ T3196]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.214253][ T3196]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   90.214255][ T3196]  console_flush_one_record (kernel/printk/printk.c:3268)
[   90.214258][ T3196]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   90.214262][ T3196]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   90.214265][ T3196]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.214267][ T3196]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   90.214269][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.214272][ T3196]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   90.214274][ T3196]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   90.214276][ T3196]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   90.214279][ T3196]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   90.214282][ T3196]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   90.214285][ T3196]  vprintk_emit (kernel/printk/printk.c:2479)
[   90.214288][ T3196]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   90.214290][ T3196]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   90.214294][ T3196]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.214297][ T3196]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   90.214300][ T3196]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   90.214303][ T3196]  ? ___sys_sendmsg (net/socket.c:2767)
[   90.214305][ T3196]  ? __sys_sendmsg (net/socket.c:2799)
[   90.214308][ T3196]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   90.214312][ T3196]  _printk (kernel/printk/printk.c:2504)
[   90.214316][ T3196]  ? snapshot_read.cold (user.c:?)
[   90.214320][ T3196]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   90.214323][ T3196]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   90.214326][ T3196]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   90.214329][ T3196]  ? netdev_notice (net/core/dev.c:13194)
[   90.214331][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.214334][ T3196]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   90.214337][ T3196]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   90.214340][ T3196]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   90.214342][ T3196]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   90.214346][ T3196]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   90.214350][ T3196]  dev_set_allmulti (net/core/dev_api.c:315)
[   90.214353][ T3196] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   90.214370][ T3196]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   90.214375][ T3196]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   90.214378][ T3196] br_del_if (net/bridge/br_if.c:732) bridge
[   90.214390][ T3196]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   90.214393][ T3196]  do_set_master (net/core/rtnetlink.c:3055)
[   90.214397][ T3196]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   90.214401][ T3196]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   90.214405][ T3196]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   90.214407][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.214409][ T3196]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   90.214415][ T3196]  ? kasan_save_stack (mm/kasan/common.c:58)
[   90.214418][ T3196]  ? kasan_save_stack (mm/kasan/common.c:57)
[   90.214420][ T3196]  ? kasan_save_track (mm/kasan/common.c:78)
[   90.214422][ T3196]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   90.214424][ T3196]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   90.214427][ T3196]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   90.214428][ T3196]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   90.214430][ T3196]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   90.214432][ T3196]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.214434][ T3196]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   90.214436][ T3196]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   90.214438][ T3196]  ? ___sys_sendmsg (net/socket.c:2767)
[   90.214440][ T3196]  ? __sys_sendmsg (net/socket.c:2799)
[   90.214443][ T3196]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   90.214445][ T3196]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.214448][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.214451][ T3196]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.214453][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.214455][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.214458][ T3196]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   90.214461][ T3196]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   90.214464][ T3196]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   90.214466][ T3196]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   90.214469][ T3196]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   90.214471][ T3196]  ? nla_get_range_signed (lib/nlattr.c:270)
[   90.214475][ T3196]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   90.214478][ T3196]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   90.214481][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.214484][ T3196]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   90.214486][ T3196]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.214488][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.214491][ T3196]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   90.214493][ T3196]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   90.214496][ T3196]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   90.214498][ T3196]  ? __kernel_text_address (kernel/extable.c:79)
[   90.214500][ T3196]  ? write_profile (profile.c:?)
[   90.214502][ T3196]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   90.214505][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.214508][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.214510][ T3196]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   90.214514][ T3196]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.214517][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.214519][ T3196]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   90.214521][ T3196]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   90.214524][ T3196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.214526][ T3196]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   90.214528][ T3196]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   90.214532][ T3196]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   90.214534][ T3196]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.214536][ T3196]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   90.214538][ T3196]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   90.214540][ T3196]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   90.214544][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.214547][ T3196]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   90.214550][ T3196]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.214553][ T3196]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   90.214555][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.214557][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.214560][ T3196]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.214562][ T3196]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   90.214565][ T3196]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   90.214568][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.214571][ T3196]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   90.214574][ T3196]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   90.214576][ T3196]  ? copy_msghdr_from_user (net/socket.c:2650)
[   90.214578][ T3196]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   90.214581][ T3196]  ? move_addr_to_kernel (net/socket.c:258)
[   90.214583][ T3196]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   90.214587][ T3196]  ___sys_sendmsg (net/socket.c:2767)
[   90.214589][ T3196]  ? copy_msghdr_from_user (net/socket.c:2619)
[   90.214603][ T3196]  __sys_sendmsg (net/socket.c:2799)
[   90.214606][ T3196]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   90.214610][ T3196]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.214613][ T3196]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   90.214615][ T3196]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   90.214618][ T3196]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.214620][ T3196] RIP: 0033:0x7f18b1ec954e
[   90.214623][ T3196] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   90.214626][ T3196] RSP: 002b:00007fff7d6d07b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   90.214630][ T3196] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f18b1ec954e
[   90.214632][ T3196] RDX: 0000000000000000 RSI: 00007fff7d6d0860 RDI: 0000000000000005
[   90.214634][ T3196] RBP: 00007fff7d6d07c0 R08: 0000000000000000 R09: 0000000000000000
[   90.214635][ T3196] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918934
[   90.214636][ T3196] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff7d6d0f20
| [   92.894518][ T3307] softirqs last disabled at (0): 0x0
| [   92.894520][ T3307] Preemption disabled at:
| [   92.894520][ T3307] vprintk_emit (kernel/printk/printk.c:2471)
| [   92.894532][ T3307] Tainted: [W]=WARN
[   92.894533][ T3307] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.894534][ T3307] Call Trace:
[   92.894536][ T3307]  <TASK>
[   92.894537][ T3307]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   92.894542][ T3307]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   92.894544][ T3307]  __might_resched.cold (kernel/sched/core.c:9234)
[   92.894548][ T3307]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   92.894551][ T3307]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   92.894555][ T3307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.894559][ T3307]  __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))
[   92.894561][ T3307]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   92.894564][ T3307]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   92.894568][ T3307]  ? 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)
[   92.894570][ T3307]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   92.894572][ T3307]  put_chars (drivers/char/virtio_console.c:1176)
[   92.894574][ T3307]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   92.894576][ T3307]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   92.894578][ T3307]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   92.894581][ T3307]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   92.894583][ T3307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.894585][ T3307]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   92.894587][ T3307]  console_emit_next_record (kernel/printk/printk.c:3183)
[   92.894589][ T3307]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   92.894591][ T3307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.894593][ T3307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.894595][ T3307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.894596][ T3307]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   92.894598][ T3307]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   92.894600][ T3307]  console_flush_one_record (kernel/printk/printk.c:3268)
[   92.894602][ T3307]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   92.894611][ T3307]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   92.894612][ T3307]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   92.894614][ T3307]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   92.894615][ T3307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.894617][ T3307]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   92.894618][ T3307]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   92.894620][ T3307]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   92.894622][ T3307]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   92.894624][ T3307]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   92.894626][ T3307]  vprintk_emit (kernel/printk/printk.c:2479)
[   92.894628][ T3307]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   92.894630][ T3307]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   92.894633][ T3307]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   92.894635][ T3307]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   92.894637][ T3307]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   92.894639][ T3307]  ? ___sys_sendmsg (net/socket.c:2767)
[   92.894641][ T3307]  ? __sys_sendmsg (net/socket.c:2799)
[   92.894643][ T3307]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   92.894646][ T3307]  _printk (kernel/printk/printk.c:2504)
[   92.894649][ T3307]  ? snapshot_read.cold (user.c:?)
[   92.894651][ T3307]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   92.894654][ T3307]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   92.894656][ T3307]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   92.894658][ T3307]  ? netdev_notice (net/core/dev.c:13194)
[   92.894659][ T3307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.894661][ T3307]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   92.894663][ T3307]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   92.894666][ T3307]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   92.894667][ T3307]  ? 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)
[   92.894670][ T3307]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   92.894672][ T3307]  dev_set_allmulti (net/core/dev_api.c:315)
[   92.894675][ T3307] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   92.894687][ T3307]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   92.894691][ T3307]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   92.894694][ T3307] br_del_if (net/bridge/br_if.c:732) bridge
[   92.894701][ T3307]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   92.894704][ T3307]  do_set_master (net/core/rtnetlink.c:3055)
[   92.894706][ T3307]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   92.894709][ T3307]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   92.894711][ T3307]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   92.894713][ T3307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.894714][ T3307]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   92.894718][ T3307]  ? kasan_save_stack (mm/kasan/common.c:58)
[   92.894721][ T3307]  ? kasan_save_stack (mm/kasan/common.c:57)
[   92.894722][ T3307]  ? kasan_save_track (mm/kasan/common.c:78)
[   92.894724][ T3307]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   92.894726][ T3307]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   92.894727][ T3307]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   92.894728][ T3307]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   92.894729][ T3307]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   92.894731][ T3307]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   92.894732][ T3307]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   92.894733][ T3307]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   92.894735][ T3307]  ? ___sys_sendmsg (net/socket.c:2767)
[   92.894736][ T3307]  ? __sys_sendmsg (net/socket.c:2799)
[   92.894738][ T3307]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   92.894739][ T3307]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   92.894741][ T3307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.894743][ T3307]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   92.894744][ T3307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.894746][ T3307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.894748][ T3307]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   92.894750][ T3307]  ? __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)
[   92.894752][ T3307]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   92.894753][ T3307]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   92.894755][ T3307]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   92.894756][ T3307]  ? nla_get_range_signed (lib/nlattr.c:270)
[   92.894758][ T3307]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   92.894761][ T3307]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   92.894763][ T3307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.894764][ T3307]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   92.894766][ T3307]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   92.894767][ T3307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.894769][ T3307]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   92.894771][ T3307]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   92.894772][ T3307]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   92.894774][ T3307]  ? __kernel_text_address (kernel/extable.c:79)
[   92.894775][ T3307]  ? write_profile (profile.c:?)
[   92.894776][ T3307]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   92.894779][ T3307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.894780][ T3307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.894782][ T3307]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   92.894785][ T3307]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   92.894787][ T3307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.894789][ T3307]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   92.894790][ T3307]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   92.894791][ T3307]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.894793][ T3307]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   92.894794][ T3307]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   92.894797][ T3307]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   92.894798][ T3307]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   92.894799][ T3307]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   92.894801][ T3307]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   92.894802][ T3307]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   92.894804][ T3307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.894806][ T3307]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   92.894808][ T3307]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   92.894810][ T3307]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   92.894812][ T3307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.894813][ T3307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.894815][ T3307]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   92.894817][ T3307]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   92.894819][ T3307]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   92.894820][ T3307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.894822][ T3307]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   92.894824][ T3307]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   92.894826][ T3307]  ? copy_msghdr_from_user (net/socket.c:2650)
[   92.894827][ T3307]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   92.894829][ T3307]  ? move_addr_to_kernel (net/socket.c:258)
[   92.894830][ T3307]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   92.894833][ T3307]  ___sys_sendmsg (net/socket.c:2767)
[   92.894835][ T3307]  ? copy_msghdr_from_user (net/socket.c:2619)
[   92.894839][ T3307]  __sys_sendmsg (net/socket.c:2799)
[   92.894841][ T3307]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   92.894844][ T3307]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.894846][ T3307]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   92.894847][ T3307]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   92.894849][ T3307]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   92.894851][ T3307] RIP: 0033:0x7f9ce6a6b54e
[   92.894852][ T3307] 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
[   92.894855][ T3307] RSP: 002b:00007ffcfb041f30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   92.894858][ T3307] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9ce6a6b54e
[   92.894860][ T3307] RDX: 0000000000000000 RSI: 00007ffcfb041fe0 RDI: 0000000000000005
[   92.894861][ T3307] RBP: 00007ffcfb041f40 R08: 0000000000000000 R09: 0000000000000000
[   92.894861][ T3307] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918937
[   92.894862][ T3307] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcfb0426a0
| [   95.605778][ T3433] softirqs last disabled at (0): 0x0
| [   95.605780][ T3433] Preemption disabled at:
| [   95.605780][ T3433] vprintk_emit (kernel/printk/printk.c:2471)
| [   95.605792][ T3433] Tainted: [W]=WARN
[   95.605793][ T3433] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   95.605795][ T3433] Call Trace:
[   95.605796][ T3433]  <TASK>
[   95.605798][ T3433]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   95.605803][ T3433]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   95.605805][ T3433]  __might_resched.cold (kernel/sched/core.c:9234)
[   95.605809][ T3433]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   95.605812][ T3433]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   95.605815][ T3433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.605819][ T3433]  __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))
[   95.605823][ T3433]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   95.605825][ T3433]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   95.605829][ T3433]  ? 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)
[   95.605830][ T3433]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   95.605832][ T3433]  put_chars (drivers/char/virtio_console.c:1176)
[   95.605834][ T3433]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   95.605836][ T3433]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   95.605838][ T3433]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   95.605842][ T3433]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   95.605844][ T3433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.605845][ T3433]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   95.605847][ T3433]  console_emit_next_record (kernel/printk/printk.c:3183)
[   95.605850][ T3433]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   95.605852][ T3433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.605853][ T3433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.605855][ T3433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.605857][ T3433]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   95.605858][ T3433]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   95.605860][ T3433]  console_flush_one_record (kernel/printk/printk.c:3268)
[   95.605862][ T3433]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   95.605865][ T3433]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   95.605867][ T3433]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   95.605868][ T3433]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   95.605870][ T3433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.605872][ T3433]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   95.605873][ T3433]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   95.605875][ T3433]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   95.605877][ T3433]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   95.605878][ T3433]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   95.605880][ T3433]  vprintk_emit (kernel/printk/printk.c:2479)
[   95.605883][ T3433]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   95.605884][ T3433]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   95.605887][ T3433]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.605890][ T3433]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   95.605891][ T3433]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   95.605894][ T3433]  ? ___sys_sendmsg (net/socket.c:2767)
[   95.605895][ T3433]  ? __sys_sendmsg (net/socket.c:2799)
[   95.605897][ T3433]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   95.605900][ T3433]  _printk (kernel/printk/printk.c:2504)
[   95.605904][ T3433]  ? snapshot_read.cold (user.c:?)
[   95.605906][ T3433]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   95.605908][ T3433]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   95.605910][ T3433]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   95.605912][ T3433]  ? netdev_notice (net/core/dev.c:13194)
[   95.605914][ T3433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.605916][ T3433]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   95.605917][ T3433]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   95.605920][ T3433]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   95.605921][ T3433]  ? 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)
[   95.605924][ T3433]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   95.605927][ T3433]  dev_set_allmulti (net/core/dev_api.c:315)
[   95.605929][ T3433] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   95.605942][ T3433]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   95.605945][ T3433]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   95.605948][ T3433] br_del_if (net/bridge/br_if.c:732) bridge
[   95.605955][ T3433]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   95.605957][ T3433]  do_set_master (net/core/rtnetlink.c:3055)
[   95.605960][ T3433]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   95.605963][ T3433]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   95.605965][ T3433]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   95.605966][ T3433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.605968][ T3433]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   95.605972][ T3433]  ? kasan_save_stack (mm/kasan/common.c:58)
[   95.605974][ T3433]  ? kasan_save_stack (mm/kasan/common.c:57)
[   95.605975][ T3433]  ? kasan_save_track (mm/kasan/common.c:78)
[   95.605977][ T3433]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   95.605978][ T3433]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   95.605980][ T3433]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   95.605981][ T3433]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   95.605982][ T3433]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   95.605983][ T3433]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.605985][ T3433]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   95.605986][ T3433]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   95.605987][ T3433]  ? ___sys_sendmsg (net/socket.c:2767)
[   95.605988][ T3433]  ? __sys_sendmsg (net/socket.c:2799)
[   95.605990][ T3433]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   95.605991][ T3433]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   95.605993][ T3433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.605995][ T3433]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   95.605997][ T3433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.605998][ T3433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.606000][ T3433]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   95.606002][ T3433]  ? __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)
[   95.606004][ T3433]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   95.606006][ T3433]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   95.606007][ T3433]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   95.606008][ T3433]  ? nla_get_range_signed (lib/nlattr.c:270)
[   95.606011][ T3433]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   95.606013][ T3433]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   95.606015][ T3433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.606017][ T3433]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   95.606018][ T3433]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   95.606019][ T3433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.606021][ T3433]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   95.606023][ T3433]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   95.606025][ T3433]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   95.606026][ T3433]  ? __kernel_text_address (kernel/extable.c:79)
[   95.606027][ T3433]  ? write_profile (profile.c:?)
[   95.606028][ T3433]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   95.606031][ T3433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.606032][ T3433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.606034][ T3433]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   95.606038][ T3433]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   95.606039][ T3433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.606041][ T3433]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   95.606042][ T3433]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   95.606044][ T3433]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.606045][ T3433]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   95.606046][ T3433]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   95.606049][ T3433]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   95.606050][ T3433]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.606051][ T3433]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   95.606053][ T3433]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   95.606054][ T3433]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   95.606057][ T3433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.606059][ T3433]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   95.606060][ T3433]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.606062][ T3433]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   95.606064][ T3433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.606066][ T3433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.606067][ T3433]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   95.606069][ T3433]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   95.606071][ T3433]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   95.606073][ T3433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.606074][ T3433]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   95.606076][ T3433]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   95.606078][ T3433]  ? copy_msghdr_from_user (net/socket.c:2650)
[   95.606079][ T3433]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   95.606081][ T3433]  ? move_addr_to_kernel (net/socket.c:258)
[   95.606082][ T3433]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   95.606085][ T3433]  ___sys_sendmsg (net/socket.c:2767)
[   95.606086][ T3433]  ? copy_msghdr_from_user (net/socket.c:2619)
[   95.606091][ T3433]  __sys_sendmsg (net/socket.c:2799)
[   95.606093][ T3433]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   95.606096][ T3433]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.606098][ T3433]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   95.606099][ T3433]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   95.606101][ T3433]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   95.606103][ T3433] RIP: 0033:0x7f187336a54e
[   95.606105][ T3433] 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
[   95.606107][ T3433] RSP: 002b:00007ffc51982f30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   95.606110][ T3433] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f187336a54e
[   95.606112][ T3433] RDX: 0000000000000000 RSI: 00007ffc51982fe0 RDI: 0000000000000005
[   95.606113][ T3433] RBP: 00007ffc51982f40 R08: 0000000000000000 R09: 0000000000000000
[   95.606114][ T3433] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91893a
[   95.606114][ T3433] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc519836a0
| [   96.838515][ T3535] softirqs last disabled at (0): 0x0
| [   96.838518][ T3535] Preemption disabled at:
| [   96.838519][ T3535] vprintk_emit (kernel/printk/printk.c:2471)
| [   96.838533][ T3535] Tainted: [W]=WARN
[   96.838534][ T3535] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   96.838537][ T3535] Call Trace:
[   96.838539][ T3535]  <TASK>
[   96.838540][ T3535]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   96.838547][ T3535]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   96.838549][ T3535]  __might_resched.cold (kernel/sched/core.c:9234)
[   96.838554][ T3535]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   96.838558][ T3535]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   96.838562][ T3535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.838567][ T3535]  __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))
[   96.838571][ T3535]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   96.838574][ T3535]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   96.838579][ T3535]  ? 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)
[   96.838581][ T3535]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   96.838584][ T3535]  put_chars (drivers/char/virtio_console.c:1176)
[   96.838587][ T3535]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   96.838590][ T3535]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   96.838593][ T3535]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   96.838598][ T3535]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   96.838600][ T3535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.838602][ T3535]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.838606][ T3535]  console_emit_next_record (kernel/printk/printk.c:3183)
[   96.838609][ T3535]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   96.838612][ T3535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.838614][ T3535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.838616][ T3535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.838623][ T3535]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.838626][ T3535]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   96.838628][ T3535]  console_flush_one_record (kernel/printk/printk.c:3268)
[   96.838632][ T3535]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   96.838635][ T3535]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   96.838638][ T3535]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.838640][ T3535]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   96.838642][ T3535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.838644][ T3535]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   96.838647][ T3535]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   96.838649][ T3535]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   96.838651][ T3535]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   96.838654][ T3535]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   96.838657][ T3535]  vprintk_emit (kernel/printk/printk.c:2479)
[   96.838660][ T3535]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   96.838662][ T3535]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   96.838666][ T3535]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   96.838669][ T3535]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   96.838671][ T3535]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   96.838674][ T3535]  ? ___sys_sendmsg (net/socket.c:2767)
[   96.838676][ T3535]  ? __sys_sendmsg (net/socket.c:2799)
[   96.838679][ T3535]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   96.838683][ T3535]  _printk (kernel/printk/printk.c:2504)
[   96.838687][ T3535]  ? snapshot_read.cold (user.c:?)
[   96.838690][ T3535]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   96.838694][ T3535]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   96.838697][ T3535]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   96.838699][ T3535]  ? netdev_notice (net/core/dev.c:13194)
[   96.838702][ T3535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.838705][ T3535]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   96.838707][ T3535]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   96.838710][ T3535]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   96.838712][ T3535]  ? 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)
[   96.838716][ T3535]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   96.838719][ T3535]  dev_set_allmulti (net/core/dev_api.c:315)
[   96.838723][ T3535] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   96.838739][ T3535]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   96.838743][ T3535]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   96.838747][ T3535] br_del_if (net/bridge/br_if.c:732) bridge
[   96.838758][ T3535]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   96.838761][ T3535]  do_set_master (net/core/rtnetlink.c:3055)
[   96.838764][ T3535]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   96.838767][ T3535]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   96.838771][ T3535]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   96.838772][ T3535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.838775][ T3535]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   96.838780][ T3535]  ? kasan_save_stack (mm/kasan/common.c:58)
[   96.838783][ T3535]  ? kasan_save_stack (mm/kasan/common.c:57)
[   96.838785][ T3535]  ? kasan_save_track (mm/kasan/common.c:78)
[   96.838787][ T3535]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   96.838789][ T3535]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   96.838791][ T3535]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   96.838793][ T3535]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   96.838795][ T3535]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   96.838797][ T3535]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   96.838798][ T3535]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   96.838800][ T3535]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   96.838802][ T3535]  ? ___sys_sendmsg (net/socket.c:2767)
[   96.838804][ T3535]  ? __sys_sendmsg (net/socket.c:2799)
[   96.838806][ T3535]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   96.838808][ T3535]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   96.838812][ T3535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.838814][ T3535]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.838816][ T3535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.838818][ T3535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.838821][ T3535]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   96.838823][ T3535]  ? __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)
[   96.838826][ T3535]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   96.838828][ T3535]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   96.838830][ T3535]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   96.838832][ T3535]  ? nla_get_range_signed (lib/nlattr.c:270)
[   96.838835][ T3535]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   96.838839][ T3535]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   96.838842][ T3535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.838844][ T3535]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   96.838846][ T3535]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.838848][ T3535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.838850][ T3535]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   96.838853][ T3535]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   96.838855][ T3535]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   96.838857][ T3535]  ? __kernel_text_address (kernel/extable.c:79)
[   96.838859][ T3535]  ? write_profile (profile.c:?)
[   96.838861][ T3535]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   96.838864][ T3535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.838866][ T3535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.838868][ T3535]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   96.838872][ T3535]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.838874][ T3535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.838876][ T3535]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   96.838878][ T3535]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   96.838881][ T3535]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.838883][ T3535]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   96.838885][ T3535]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   96.838888][ T3535]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   96.838891][ T3535]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.838892][ T3535]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   96.838895][ T3535]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   96.838896][ T3535]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   96.838900][ T3535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.838902][ T3535]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   96.838905][ T3535]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   96.838908][ T3535]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   96.838910][ T3535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.838913][ T3535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.838915][ T3535]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.838918][ T3535]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   96.838920][ T3535]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   96.838923][ T3535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.838926][ T3535]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   96.838928][ T3535]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   96.838930][ T3535]  ? copy_msghdr_from_user (net/socket.c:2650)
[   96.838932][ T3535]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   96.838935][ T3535]  ? move_addr_to_kernel (net/socket.c:258)
[   96.838937][ T3535]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   96.838940][ T3535]  ___sys_sendmsg (net/socket.c:2767)
[   96.838943][ T3535]  ? copy_msghdr_from_user (net/socket.c:2619)
[   96.838950][ T3535]  __sys_sendmsg (net/socket.c:2799)
[   96.838953][ T3535]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   96.838957][ T3535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.838960][ T3535]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   96.838961][ T3535]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   96.838964][ T3535]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   96.838967][ T3535] RIP: 0033:0x7f34fe42854e
[   96.838969][ T3535] 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
[   96.838971][ T3535] RSP: 002b:00007ffcb9e38ca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   96.838976][ T3535] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f34fe42854e
[   96.838978][ T3535] RDX: 0000000000000000 RSI: 00007ffcb9e38d50 RDI: 0000000000000005
[   96.838979][ T3535] RBP: 00007ffcb9e38cb0 R08: 0000000000000000 R09: 0000000000000000
[   96.838980][ T3535] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91893b


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