======================================
| [   13.524242][  T263] softirqs last disabled at (19529): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   13.524245][  T263] Preemption disabled at:
| [   13.524245][  T263] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.524255][  T263] Tainted: [W]=WARN
[   13.524255][  T263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.524257][  T263] Call Trace:
[   13.524259][  T263]  <TASK>
[   13.524260][  T263]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.524266][  T263]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.524268][  T263]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.524272][  T263]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.524276][  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)
[   13.524281][  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))
[   13.524284][  T263]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.524289][  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)
[   13.524292][  T263]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.524295][  T263]  put_chars (drivers/char/virtio_console.c:1176)
[   13.524298][  T263]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.524299][  T263]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.524304][  T263]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.524307][  T263]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.524311][  T263]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.524314][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.524319][  T263]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.524322][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.524327][  T263]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.524330][  T263]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.524332][  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))
[   13.524335][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.524338][  T263]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.524341][  T263]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.524345][  T263]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.524347][  T263]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.524352][  T263]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.524355][  T263]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.524357][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.524359][  T263]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.524363][  T263]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.524365][  T263]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.524368][  T263]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.524372][  T263]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.524378][  T263]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   13.524382][  T263]  _printk (kernel/printk/printk.c:2504)
[   13.524386][  T263]  ? snapshot_read.cold (user.c:?)
[   13.524392][  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)
[   13.524395][  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
[   13.524398][  T263]  do_one_initcall (init/main.c:1357)
[   13.524401][  T263]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   13.524405][  T263]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   13.524408][  T263]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   13.524413][  T263]  do_init_module (kernel/module/main.c:3117)
[   13.524417][  T263]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   13.524421][  T263]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   13.524424][  T263]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   13.524428][  T263]  load_module (kernel/module/main.c:3593)
[   13.524435][  T263]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   13.524439][  T263]  ? __ia32_sys_fsconfig (??:?)
[   13.524442][  T263]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.524445][  T263]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.524449][  T263]  init_module_from_file (kernel/module/main.c:3790)
[   13.524452][  T263]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   13.524460][  T263]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.524464][  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)
[   13.524467][  T263]  idempotent_init_module (kernel/module/main.c:3802)
[   13.524470][  T263]  ? init_module_from_file (kernel/module/main.c:3791)
[   13.524476][  T263]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.524479][  T263]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   13.524485][  T263]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   13.524487][  T263]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.524491][  T263]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.524493][  T263]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.524496][  T263]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.524498][  T263] RIP: 0033:0x7fa0f875837d
[   13.524501][  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
[   13.524503][  T263] RSP: 002b:00007ffc58dd3918 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   13.524506][  T263] RAX: ffffffffffffffda RBX: 0000562c37668810 RCX: 00007fa0f875837d
[   13.524508][  T263] RDX: 0000000000000000 RSI: 0000562bfccbfffd RDI: 0000000000000000
[   13.524509][  T263] RBP: 00007ffc58dd39b0 R08: 0000000000000000 R09: 0000000000000000
[   13.524509][  T263] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562bfccbfffd
[   13.524510][  T263] R13: 0000562c37668960 R14: 0000000000040000 R15: 0000000000000000
| [   13.918746][    C0]
| [   13.918746][    C0]
| [   13.918746][    C0] stack backtrace:
| [   13.918752][    C0] Tainted: [W]=WARN
[   13.918753][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.918755][    C0] Call Trace:
[   13.918756][    C0]  <IRQ>
[   13.918757][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.918761][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   13.918763][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   13.918765][    C0]  ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450)
[   13.918768][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   13.918770][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   13.918771][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   13.918773][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.918775][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   13.918777][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.918780][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.918782][    C0]  console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   13.918784][    C0]  ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2))
[   13.918786][    C0]  console_emit_next_record (kernel/printk/printk.c:3177)
[   13.918788][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.918790][    C0]  ? 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))
[   13.918792][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.918793][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.918795][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.918798][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.918799][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.918802][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.918804][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.918805][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.918807][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.918809][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.918811][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.918817][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.918820][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.918822][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   13.918824][    C0]  _printk (kernel/printk/printk.c:2504)
[   13.918826][    C0]  ? snapshot_read.cold (user.c:?)
[   13.918828][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   13.918829][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.918832][    C0]  clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10))
[   13.918833][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   13.918835][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   13.918836][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   13.918838][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   13.918840][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   13.918844][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.918845][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.918847][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.918849][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   13.918851][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   13.918853][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   13.918855][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.918858][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.918860][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   13.918862][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   13.918864][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.918866][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.918868][    C0]  handle_softirqs (kernel/softirq.c:645)
[   13.918870][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.918872][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   13.918874][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   13.918875][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   13.918877][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   13.918879][    C0]  </IRQ>
[   13.918879][    C0]  <TASK>
[   13.918880][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   13.918882][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   13.918883][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   13.918886][    C0] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 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 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  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 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  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
[   13.918887][    C0] RSP: 0018:ffffffff93607cf8 EFLAGS: 00000296
[   13.918890][    C0] RAX: 000000000006de2d RBX: ffffffff9361c600 RCX: ffffffff906f0307
[   13.918891][    C0] RDX: ffffffff9361c600 RSI: ffffffff93438b01 RDI: ffffffff92e8d8e0
[   13.918892][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   13.918893][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff26c0fa2
[   13.918894][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   13.918895][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   13.918898][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   13.918899][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   13.918901][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   13.918903][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   13.918904][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   13.918906][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   13.918908][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.918910][    C0]  do_idle (kernel/sched/idle.c:355)
[   13.918912][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   13.918913][    C0]  rest_init (init/main.c:727)
[   13.918915][    C0]  ? __cpuidle_text_end (??:?)
[   13.918918][    C0]  ? rest_init (init/main.c:727)
[   13.918920][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   13.918924][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   13.918926][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   13.918929][    C0]  start_kernel (init/main.c:1185)
[   13.918930][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   13.918932][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   13.918934][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   14.525048][  T346] softirqs last disabled at (0): 0x0
| [   14.525051][  T346] Preemption disabled at:
| [   14.525052][  T346] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.525066][  T346] Tainted: [W]=WARN
[   14.525067][  T346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.525070][  T346] Call Trace:
[   14.525071][  T346]  <TASK>
[   14.525073][  T346]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.525080][  T346]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.525083][  T346]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.525087][  T346]  ? __module_address (kernel/module/main.c:3915)
[   14.525092][  T346]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.525096][  T346]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   14.525098][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.525103][  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))
[   14.525107][  T346]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.525110][  T346]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.525116][  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)
[   14.525118][  T346]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.525121][  T346]  put_chars (drivers/char/virtio_console.c:1176)
[   14.525124][  T346]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   14.525126][  T346]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.525129][  T346]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   14.525133][  T346]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.525138][  T346]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.525140][  T346]  ? 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)
[   14.525142][  T346]  ? vsnprintf (lib/vsprintf.c:2900)
[   14.525147][  T346]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.525149][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.525152][  T346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.525155][  T346]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.525159][  T346]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.525162][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.525164][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.525167][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.525169][  T346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.525172][  T346]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   14.525175][  T346]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.525178][  T346]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.525183][  T346]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.525185][  T346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.525187][  T346]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.525190][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.525192][  T346]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   14.525194][  T346]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.525197][  T346]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   14.525200][  T346]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.525203][  T346]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.525206][  T346]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.525210][  T346]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.525213][  T346]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.525215][  T346]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   14.525221][  T346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.525223][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.525227][  T346]  _printk (kernel/printk/printk.c:2504)
[   14.525231][  T346]  ? snapshot_read.cold (user.c:?)
[   14.525235][  T346]  ? br_multicast_flood (??:?) bridge
[   14.525253][  T346]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.525256][  T346]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.525259][  T346]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.525262][  T346] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   14.525276][  T346] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   14.525289][  T346] new_nbp (net/bridge/br_if.c:449) bridge
[   14.525302][  T346] br_add_if (net/bridge/br_if.c:592) bridge
[   14.525313][  T346]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[   14.525317][  T346]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   14.525320][  T346]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   14.525324][  T346]  ? __kernel_text_address (kernel/extable.c:79)
[   14.525327][  T346]  do_set_master (net/core/rtnetlink.c:3071)
[   14.525331][  T346]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.525334][  T346]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   14.525337][  T346]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.525339][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.525341][  T346]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   14.525346][  T346]  ? kasan_save_stack (mm/kasan/common.c:58)
[   14.525350][  T346]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.525352][  T346]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.525355][  T346]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   14.525357][  T346]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   14.525359][  T346]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   14.525361][  T346]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.525363][  T346]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.525367][  T346]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.525369][  T346]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.525371][  T346]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   14.525374][  T346]  ? ___sys_sendmsg (net/socket.c:2767)
[   14.525377][  T346]  ? __sys_sendmsg (net/socket.c:2799)
[   14.525379][  T346]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.525382][  T346]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.525386][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.525388][  T346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.525391][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.525393][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.525396][  T346]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.525400][  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)
[   14.525402][  T346]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.525404][  T346]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.525407][  T346]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.525409][  T346]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.525413][  T346]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   14.525416][  T346]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.525420][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.525423][  T346]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.525424][  T346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.525427][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.525430][  T346]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   14.525432][  T346]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   14.525435][  T346]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   14.525437][  T346]  ? __kernel_text_address (kernel/extable.c:79)
[   14.525439][  T346]  ? write_profile (profile.c:?)
[   14.525441][  T346]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   14.525445][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.525447][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.525450][  T346]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   14.525454][  T346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.525456][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.525459][  T346]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.525461][  T346]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.525464][  T346]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.525466][  T346]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   14.525469][  T346]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   14.525473][  T346]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.525475][  T346]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.525477][  T346]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   14.525480][  T346]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.525482][  T346]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   14.525486][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.525488][  T346]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   14.525491][  T346]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.525494][  T346]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.525497][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.525499][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.525502][  T346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.525505][  T346]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.525508][  T346]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.525511][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.525514][  T346]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   14.525517][  T346]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   14.525519][  T346]  ? copy_msghdr_from_user (net/socket.c:2650)
[   14.525522][  T346]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   14.525524][  T346]  ? move_addr_to_kernel (net/socket.c:258)
[   14.525527][  T346]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   14.525531][  T346]  ___sys_sendmsg (net/socket.c:2767)
[   14.525534][  T346]  ? copy_msghdr_from_user (net/socket.c:2619)
[   14.525542][  T346]  __sys_sendmsg (net/socket.c:2799)
[   14.525546][  T346]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   14.525550][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.525553][  T346]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.525555][  T346]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.525558][  T346]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.525561][  T346] RIP: 0033:0x7f5c700ad54e
[   14.525564][  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
[   14.525566][  T346] RSP: 002b:00007ffc598f0780 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.525571][  T346] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f5c700ad54e
[   14.525573][  T346] RDX: 0000000000000000 RSI: 00007ffc598f0830 RDI: 0000000000000005
[   14.525575][  T346] RBP: 00007ffc598f0790 R08: 0000000000000000 R09: 0000000000000000
[   14.525576][  T346] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910018
[   14.525578][  T346] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc598f0ef0
| [   15.851092][  T516] softirqs last disabled at (0): 0x0
| [   15.851094][  T516] Preemption disabled at:
| [   15.851094][  T516] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.851106][  T516] Tainted: [W]=WARN
[   15.851107][  T516] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.851108][  T516] Call Trace:
[   15.851110][  T516]  <TASK>
[   15.851111][  T516]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.851116][  T516]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.851118][  T516]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.851122][  T516]  ? __module_address (kernel/module/main.c:3915)
[   15.851126][  T516]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.851129][  T516]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   15.851130][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.851134][  T516]  __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))
[   15.851137][  T516]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.851140][  T516]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.851144][  T516]  ? 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)
[   15.851145][  T516]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.851147][  T516]  put_chars (drivers/char/virtio_console.c:1176)
[   15.851149][  T516]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   15.851150][  T516]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.851152][  T516]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   15.851155][  T516]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.851158][  T516]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.851159][  T516]  ? 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)
[   15.851161][  T516]  ? vsnprintf (lib/vsprintf.c:2900)
[   15.851164][  T516]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.851166][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.851168][  T516]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.851170][  T516]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.851173][  T516]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.851175][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.851176][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.851178][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.851180][  T516]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.851182][  T516]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   15.851183][  T516]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.851186][  T516]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.851189][  T516]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.851190][  T516]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.851192][  T516]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.851194][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.851195][  T516]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.851197][  T516]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.851198][  T516]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   15.851200][  T516]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.851202][  T516]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.851204][  T516]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.851207][  T516]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.851209][  T516]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.851210][  T516]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   15.851212][  T516]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.851214][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.851216][  T516]  _printk (kernel/printk/printk.c:2504)
[   15.851221][  T516]  ? snapshot_read.cold (user.c:?)
[   15.851224][  T516]  ? br_multicast_flood (??:?) bridge
[   15.851236][  T516]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   15.851239][  T516]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.851241][  T516]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.851243][  T516] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   15.851251][  T516] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   15.851259][  T516] new_nbp (net/bridge/br_if.c:449) bridge
[   15.851267][  T516] br_add_if (net/bridge/br_if.c:592) bridge
[   15.851273][  T516]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[   15.851277][  T516]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   15.851279][  T516]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   15.851282][  T516]  ? __kernel_text_address (kernel/extable.c:79)
[   15.851283][  T516]  do_set_master (net/core/rtnetlink.c:3071)
[   15.851286][  T516]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   15.851288][  T516]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   15.851290][  T516]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   15.851291][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.851293][  T516]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   15.851296][  T516]  ? kasan_save_stack (mm/kasan/common.c:58)
[   15.851299][  T516]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.851301][  T516]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.851303][  T516]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.851304][  T516]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   15.851306][  T516]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   15.851307][  T516]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.851308][  T516]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.851311][  T516]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.851312][  T516]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.851313][  T516]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   15.851316][  T516]  ? ___sys_sendmsg (net/socket.c:2767)
[   15.851317][  T516]  ? __sys_sendmsg (net/socket.c:2799)
[   15.851319][  T516]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.851321][  T516]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.851324][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.851326][  T516]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.851327][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.851329][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.851330][  T516]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   15.851333][  T516]  ? __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)
[   15.851336][  T516]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   15.851337][  T516]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.851339][  T516]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   15.851340][  T516]  ? nla_get_range_signed (lib/nlattr.c:270)
[   15.851342][  T516]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   15.851344][  T516]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.851346][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.851348][  T516]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.851349][  T516]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.851351][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.851353][  T516]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   15.851355][  T516]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   15.851357][  T516]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   15.851358][  T516]  ? __kernel_text_address (kernel/extable.c:79)
[   15.851359][  T516]  ? write_profile (profile.c:?)
[   15.851360][  T516]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   15.851363][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.851365][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.851366][  T516]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   15.851370][  T516]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.851372][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.851373][  T516]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.851375][  T516]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.851376][  T516]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.851378][  T516]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   15.851379][  T516]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   15.851382][  T516]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.851383][  T516]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.851384][  T516]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.851386][  T516]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.851387][  T516]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   15.851390][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.851392][  T516]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.851394][  T516]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.851396][  T516]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.851397][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.851399][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.851401][  T516]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.851402][  T516]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.851404][  T516]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   15.851406][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.851408][  T516]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   15.851410][  T516]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   15.851411][  T516]  ? copy_msghdr_from_user (net/socket.c:2650)
[   15.851413][  T516]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   15.851415][  T516]  ? move_addr_to_kernel (net/socket.c:258)
[   15.851416][  T516]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   15.851419][  T516]  ___sys_sendmsg (net/socket.c:2767)
[   15.851421][  T516]  ? copy_msghdr_from_user (net/socket.c:2619)
[   15.851426][  T516]  __sys_sendmsg (net/socket.c:2799)
[   15.851427][  T516]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   15.851430][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.851432][  T516]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.851434][  T516]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.851436][  T516]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.851437][  T516] RIP: 0033:0x7fac2dc6454e
[   15.851439][  T516] 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
[   15.851441][  T516] RSP: 002b:00007ffdbc42da20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.851445][  T516] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fac2dc6454e
[   15.851446][  T516] RDX: 0000000000000000 RSI: 00007ffdbc42dad0 RDI: 0000000000000005
[   15.851447][  T516] RBP: 00007ffdbc42da30 R08: 0000000000000000 R09: 0000000000000000
[   15.851448][  T516] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910019
[   15.851449][  T516] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdbc42e190
| [   16.944436][  T657] softirqs last disabled at (0): 0x0
| [   16.944439][  T657] Preemption disabled at:
| [   16.944440][  T657] vprintk_emit (kernel/printk/printk.c:2471)
| [   16.944455][  T657] Tainted: [W]=WARN
[   16.944456][  T657] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.944458][  T657] Call Trace:
[   16.944460][  T657]  <TASK>
[   16.944462][  T657]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.944469][  T657]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   16.944472][  T657]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.944476][  T657]  ? __module_address (kernel/module/main.c:3915)
[   16.944481][  T657]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.944485][  T657]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   16.944487][  T657]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.944492][  T657]  __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))
[   16.944497][  T657]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   16.944500][  T657]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.944505][  T657]  ? 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)
[   16.944508][  T657]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.944511][  T657]  put_chars (drivers/char/virtio_console.c:1176)
[   16.944514][  T657]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   16.944516][  T657]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.944519][  T657]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   16.944523][  T657]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.944528][  T657]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.944531][  T657]  ? 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)
[   16.944533][  T657]  ? vsnprintf (lib/vsprintf.c:2900)
[   16.944537][  T657]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   16.944540][  T657]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.944543][  T657]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.944546][  T657]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.944550][  T657]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.944553][  T657]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.944555][  T657]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.944558][  T657]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.944561][  T657]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.944564][  T657]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   16.944567][  T657]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.944570][  T657]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.944575][  T657]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.944577][  T657]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.944580][  T657]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.944582][  T657]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.944585][  T657]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   16.944587][  T657]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.944589][  T657]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   16.944593][  T657]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.944596][  T657]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.944599][  T657]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.944603][  T657]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.944606][  T657]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   16.944608][  T657]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   16.944611][  T657]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.944613][  T657]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.944617][  T657]  _printk (kernel/printk/printk.c:2504)
[   16.944621][  T657]  ? snapshot_read.cold (user.c:?)
[   16.944625][  T657]  ? br_multicast_flood (??:?) bridge
[   16.944643][  T657]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   16.944647][  T657]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   16.944649][  T657]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.944653][  T657] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   16.944666][  T657] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   16.944679][  T657] new_nbp (net/bridge/br_if.c:449) bridge
[   16.944693][  T657] br_add_if (net/bridge/br_if.c:592) bridge
[   16.944704][  T657]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[   16.944709][  T657]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   16.944712][  T657]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   16.944715][  T657]  ? __kernel_text_address (kernel/extable.c:79)
[   16.944718][  T657]  do_set_master (net/core/rtnetlink.c:3071)
[   16.944722][  T657]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   16.944725][  T657]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   16.944727][  T657]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   16.944730][  T657]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.944732][  T657]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   16.944737][  T657]  ? kasan_save_stack (mm/kasan/common.c:58)
[   16.944741][  T657]  ? kasan_save_stack (mm/kasan/common.c:57)
[   16.944744][  T657]  ? kasan_save_track (mm/kasan/common.c:78)
[   16.944746][  T657]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   16.944748][  T657]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   16.944751][  T657]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   16.944753][  T657]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.944755][  T657]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   16.944758][  T657]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.944761][  T657]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   16.944763][  T657]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   16.944766][  T657]  ? ___sys_sendmsg (net/socket.c:2767)
[   16.944769][  T657]  ? __sys_sendmsg (net/socket.c:2799)
[   16.944771][  T657]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.944774][  T657]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.944778][  T657]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.944781][  T657]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.944783][  T657]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.944786][  T657]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.944788][  T657]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   16.944793][  T657]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   16.944796][  T657]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   16.944798][  T657]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.944801][  T657]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   16.944803][  T657]  ? nla_get_range_signed (lib/nlattr.c:270)
[   16.944807][  T657]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   16.944810][  T657]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   16.944814][  T657]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.944817][  T657]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.944819][  T657]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.944821][  T657]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.944824][  T657]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   16.944827][  T657]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   16.944836][  T657]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   16.944838][  T657]  ? __kernel_text_address (kernel/extable.c:79)
[   16.944841][  T657]  ? write_profile (profile.c:?)
[   16.944843][  T657]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   16.944846][  T657]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.944849][  T657]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.944851][  T657]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   16.944856][  T657]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.944858][  T657]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.944861][  T657]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.944864][  T657]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.944866][  T657]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.944869][  T657]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   16.944871][  T657]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   16.944875][  T657]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   16.944878][  T657]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.944880][  T657]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   16.944883][  T657]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.944885][  T657]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   16.944889][  T657]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.944892][  T657]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   16.944895][  T657]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.944899][  T657]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.944901][  T657]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.944904][  T657]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.944907][  T657]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.944910][  T657]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   16.944913][  T657]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   16.944916][  T657]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.944919][  T657]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   16.944922][  T657]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   16.944925][  T657]  ? copy_msghdr_from_user (net/socket.c:2650)
[   16.944927][  T657]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   16.944930][  T657]  ? move_addr_to_kernel (net/socket.c:258)
[   16.944932][  T657]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   16.944937][  T657]  ___sys_sendmsg (net/socket.c:2767)
[   16.944940][  T657]  ? copy_msghdr_from_user (net/socket.c:2619)
[   16.944948][  T657]  __sys_sendmsg (net/socket.c:2799)
[   16.944951][  T657]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   16.944956][  T657]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.944959][  T657]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.944961][  T657]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   16.944964][  T657]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.944967][  T657] RIP: 0033:0x7fd573deb54e
[   16.944970][  T657] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.944973][  T657] RSP: 002b:00007ffd1d7c6ed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.944978][  T657] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd573deb54e
[   16.944980][  T657] RDX: 0000000000000000 RSI: 00007ffd1d7c6f80 RDI: 0000000000000005
[   16.944982][  T657] RBP: 00007ffd1d7c6ee0 R08: 0000000000000000 R09: 0000000000000000
[   16.944983][  T657] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91001a
[   16.944985][  T657] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd1d7c7640
| [   18.036761][  T781] softirqs last disabled at (0): 0x0
| [   18.036764][  T781] Preemption disabled at:
| [   18.036765][  T781] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.036779][  T781] Tainted: [W]=WARN
[   18.036780][  T781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.036783][  T781] Call Trace:
[   18.036785][  T781]  <TASK>
[   18.036786][  T781]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.036793][  T781]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.036796][  T781]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.036800][  T781]  ? __module_address (kernel/module/main.c:3915)
[   18.036805][  T781]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.036809][  T781]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   18.036811][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.036816][  T781]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   18.036820][  T781]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   18.036823][  T781]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.036829][  T781]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   18.036831][  T781]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.036834][  T781]  put_chars (drivers/char/virtio_console.c:1176)
[   18.036842][  T781]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   18.036844][  T781]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.036847][  T781]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   18.036851][  T781]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.036855][  T781]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.036857][  T781]  ? 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)
[   18.036860][  T781]  ? vsnprintf (lib/vsprintf.c:2900)
[   18.036864][  T781]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   18.036866][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.036869][  T781]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.036872][  T781]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.036876][  T781]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.036879][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.036881][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.036884][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.036886][  T781]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.036889][  T781]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   18.036892][  T781]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.036895][  T781]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.036899][  T781]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.036902][  T781]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.036904][  T781]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.036906][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.036909][  T781]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   18.036911][  T781]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.036913][  T781]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   18.036917][  T781]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.036919][  T781]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.036922][  T781]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.036927][  T781]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.036929][  T781]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   18.036932][  T781]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   18.036936][  T781]  _printk (kernel/printk/printk.c:2504)
[   18.036940][  T781]  ? snapshot_read.cold (user.c:?)
[   18.036943][  T781]  ? br_multicast_flood (??:?) bridge
[   18.036960][  T781]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   18.036964][  T781]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   18.036966][  T781]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   18.036969][  T781] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   18.036983][  T781] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   18.036995][  T781] new_nbp (net/bridge/br_if.c:449) bridge
[   18.037009][  T781] br_add_if (net/bridge/br_if.c:592) bridge
[   18.037020][  T781]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[   18.037024][  T781]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   18.037027][  T781]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   18.037030][  T781]  ? __kernel_text_address (kernel/extable.c:79)
[   18.037033][  T781]  do_set_master (net/core/rtnetlink.c:3071)
[   18.037037][  T781]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   18.037040][  T781]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   18.037042][  T781]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   18.037044][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.037047][  T781]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   18.037052][  T781]  ? kasan_save_stack (mm/kasan/common.c:58)
[   18.037056][  T781]  ? kasan_save_stack (mm/kasan/common.c:57)
[   18.037058][  T781]  ? kasan_save_track (mm/kasan/common.c:78)
[   18.037060][  T781]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   18.037063][  T781]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   18.037066][  T781]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   18.037068][  T781]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   18.037069][  T781]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   18.037073][  T781]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.037075][  T781]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   18.037077][  T781]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   18.037080][  T781]  ? ___sys_sendmsg (net/socket.c:2767)
[   18.037082][  T781]  ? __sys_sendmsg (net/socket.c:2799)
[   18.037084][  T781]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.037087][  T781]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.037091][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.037094][  T781]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.037096][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.037099][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.037101][  T781]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   18.037105][  T781]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   18.037108][  T781]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   18.037111][  T781]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.037113][  T781]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   18.037115][  T781]  ? nla_get_range_signed (lib/nlattr.c:270)
[   18.037119][  T781]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   18.037122][  T781]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   18.037126][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.037128][  T781]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.037130][  T781]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.037132][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.037135][  T781]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   18.037138][  T781]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   18.037140][  T781]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   18.037142][  T781]  ? __kernel_text_address (kernel/extable.c:79)
[   18.037144][  T781]  ? write_profile (profile.c:?)
[   18.037146][  T781]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   18.037150][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.037152][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.037155][  T781]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   18.037159][  T781]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.037161][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.037164][  T781]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.037166][  T781]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   18.037169][  T781]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.037171][  T781]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   18.037173][  T781]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   18.037177][  T781]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   18.037180][  T781]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.037182][  T781]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   18.037184][  T781]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.037186][  T781]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   18.037191][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.037193][  T781]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   18.037196][  T781]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.037199][  T781]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.037202][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.037204][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.037207][  T781]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.037210][  T781]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   18.037213][  T781]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   18.037216][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.037221][  T781]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   18.037224][  T781]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   18.037227][  T781]  ? copy_msghdr_from_user (net/socket.c:2650)
[   18.037229][  T781]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   18.037232][  T781]  ? move_addr_to_kernel (net/socket.c:258)
[   18.037234][  T781]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   18.037238][  T781]  ___sys_sendmsg (net/socket.c:2767)
[   18.037240][  T781]  ? copy_msghdr_from_user (net/socket.c:2619)
[   18.037248][  T781]  __sys_sendmsg (net/socket.c:2799)
[   18.037251][  T781]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   18.037255][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.037259][  T781]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.037261][  T781]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.037264][  T781]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.037267][  T781] RIP: 0033:0x7f17ebbde54e
[   18.037270][  T781] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   18.037273][  T781] RSP: 002b:00007ffe72492e40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.037278][  T781] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f17ebbde54e
[   18.037280][  T781] RDX: 0000000000000000 RSI: 00007ffe72492ef0 RDI: 0000000000000005
[   18.037282][  T781] RBP: 00007ffe72492e50 R08: 0000000000000000 R09: 0000000000000000
[   18.037283][  T781] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91001b
[   18.037284][  T781] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe724935b0
| [   24.307026][  T923] softirqs last disabled at (0): 0x0
| [   24.307028][  T923] Preemption disabled at:
| [   24.307029][  T923] vprintk_emit (kernel/printk/printk.c:2471)
| [   24.307040][  T923] Tainted: [W]=WARN
[   24.307040][  T923] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.307042][  T923] Call Trace:
[   24.307044][  T923]  <TASK>
[   24.307045][  T923]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   24.307050][  T923]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   24.307052][  T923]  __might_resched.cold (kernel/sched/core.c:9234)
[   24.307056][  T923]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   24.307059][  T923]  ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495)
[   24.307061][  T923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.307065][  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))
[   24.307069][  T923]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   24.307071][  T923]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.307075][  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)
[   24.307077][  T923]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.307078][  T923]  put_chars (drivers/char/virtio_console.c:1176)
[   24.307080][  T923]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   24.307082][  T923]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   24.307085][  T923]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   24.307088][  T923]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   24.307089][  T923]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   24.307091][  T923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.307093][  T923]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.307095][  T923]  console_emit_next_record (kernel/printk/printk.c:3183)
[   24.307097][  T923]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   24.307099][  T923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.307101][  T923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.307103][  T923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.307104][  T923]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.307106][  T923]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   24.307108][  T923]  console_flush_one_record (kernel/printk/printk.c:3268)
[   24.307110][  T923]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   24.307113][  T923]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   24.307115][  T923]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.307116][  T923]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   24.307118][  T923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.307120][  T923]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   24.307121][  T923]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   24.307123][  T923]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   24.307125][  T923]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   24.307127][  T923]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   24.307129][  T923]  vprintk_emit (kernel/printk/printk.c:2479)
[   24.307132][  T923]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   24.307134][  T923]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   24.307137][  T923]  _printk (kernel/printk/printk.c:2504)
[   24.307140][  T923]  ? snapshot_read.cold (user.c:?)
[   24.307142][  T923]  ? kasan_save_stack (mm/kasan/common.c:58)
[   24.307144][  T923]  ? kasan_save_stack (mm/kasan/common.c:57)
[   24.307146][  T923]  ? kasan_save_track (mm/kasan/common.c:78)
[   24.307147][  T923]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   24.307149][  T923]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   24.307151][  T923]  ? ovl_open (./include/linux/slab.h:991 (discriminator 1) ./include/linux/slab.h:1312 (discriminator 1) fs/overlayfs/file.c:99 (discriminator 1) fs/overlayfs/file.c:226 (discriminator 1))
[   24.307154][  T923]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   24.307157][  T923]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   24.307159][  T923]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   24.307161][  T923]  ? netdev_notice (net/core/dev.c:13194)
[   24.307162][  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)
[   24.307165][  T923]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   24.307167][  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)
[   24.307170][  T923]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   24.307173][  T923]  dev_set_allmulti (net/core/dev_api.c:315)
[   24.307177][  T923]  ? dev_get_by_index (./include/linux/rcupdate.h:882 net/core/dev.c:1025)
[   24.307179][  T923]  vif_add (net/ipv4/ipmr.c:900)
[   24.307182][  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)
[   24.307185][  T923]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   24.307186][  T923]  ? pim_rcv (net/ipv4/ipmr.c:2435)
[   24.307187][  T923]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   24.307189][  T923]  ? folio_add_file_rmap_ptes (./include/linux/instrumented.h:41 ./include/asm-generic/bitops/instrumented-non-atomic.h:28 ./include/linux/mm.h:1122 ./include/linux/mm.h:1131 mm/internal.h:990 mm/rmap.c:1721 mm/rmap.c:1738)
[   24.307192][  T923]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.307193][  T923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.307195][  T923]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   24.307197][  T923]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   24.307200][  T923]  ip_mroute_setsockopt (net/ipv4/ipmr.c:1491 (discriminator 1))
[   24.307202][  T923]  ? ipmr_rtm_route (net/ipv4/ipmr.c:2967)
[   24.307205][  T923]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   24.307207][  T923]  do_ip_setsockopt (net/ipv4/ip_sockglue.c:952)
[   24.307210][  T923]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   24.307212][  T923]  ? ip_sock_set_tos (net/ipv4/ip_sockglue.c:609)
[   24.307214][  T923]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   24.307216][  T923]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.307220][  T923]  ? filemap_update_page (mm/filemap.c:2607)
[   24.307224][  T923]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   24.307226][  T923]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   24.307228][  T923]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   24.307230][  T923]  ? handle_pte_fault (mm/memory.c:6558)
[   24.307233][  T923]  ip_setsockopt (net/ipv4/ip_sockglue.c:1421)
[   24.307236][  T923]  raw_setsockopt (net/ipv4/raw.c:851)
[   24.307239][  T923]  ? raw_bind (net/ipv4/raw.c:733)
[   24.307240][  T923]  ? __handle_mm_fault (mm/memory.c:6707)
[   24.307243][  T923]  ? __pmd_alloc (./include/linux/mm.h:1762)
[   24.307246][  T923]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.307248][  T923]  do_sock_setsockopt (net/socket.c:2397)
[   24.307252][  T923]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[   24.307255][  T923]  __sys_setsockopt (net/socket.c:2422)
[   24.307258][  T923]  __x64_sys_setsockopt (net/socket.c:2428 net/socket.c:2425 net/socket.c:2425)
[   24.307260][  T923]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.307263][  T923]  ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22))
[   24.307265][  T923]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   24.307266][  T923]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   24.307268][  T923]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   24.307271][  T923]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.307273][  T923] RIP: 0033:0x7f2a9a7a62de
[   24.307275][  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
[   24.307277][  T923] RSP: 002b:00007ffebae8f3c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   24.307280][  T923] RAX: ffffffffffffffda RBX: 000055ef6856b2c0 RCX: 00007f2a9a7a62de
[   24.307282][  T923] RDX: 00000000000000ca RSI: 0000000000000000 RDI: 0000000000000007
[   24.307283][  T923] RBP: 00007ffebae8f480 R08: 0000000000000010 R09: 0000000000000001
[   24.307284][  T923] R10: 00007ffebae8f400 R11: 0000000000000246 R12: 000055ef841d4ef4
[   24.307284][  T923] R13: 0000000000000001 R14: 000055ef841d4ee0 R15: 0000000000000000
| [   26.773636][  T989] softirqs last disabled at (0): 0x0
| [   26.773638][  T989] Preemption disabled at:
| [   26.773639][  T989] vprintk_emit (kernel/printk/printk.c:2471)
| [   26.773653][  T989] Tainted: [W]=WARN
[   26.773654][  T989] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.773657][  T989] Call Trace:
[   26.773659][  T989]  <TASK>
[   26.773661][  T989]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.773667][  T989]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   26.773670][  T989]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.773674][  T989]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.773678][  T989]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   26.773681][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.773686][  T989]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   26.773690][  T989]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.773693][  T989]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.773698][  T989]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.773701][  T989]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.773703][  T989]  put_chars (drivers/char/virtio_console.c:1176)
[   26.773706][  T989]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.773709][  T989]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   26.773713][  T989]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.773717][  T989]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.773719][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.773722][  T989]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.773725][  T989]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.773728][  T989]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.773731][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.773734][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.773736][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.773738][  T989]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.773741][  T989]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   26.773743][  T989]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.773747][  T989]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.773751][  T989]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.773754][  T989]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.773756][  T989]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.773758][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.773760][  T989]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.773762][  T989]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.773765][  T989]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   26.773768][  T989]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.773770][  T989]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.773773][  T989]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.773777][  T989]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.773779][  T989]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   26.773783][  T989]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.773786][  T989]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   26.773788][  T989]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   26.773791][  T989]  ? ___sys_sendmsg (net/socket.c:2767)
[   26.773793][  T989]  ? __sys_sendmsg (net/socket.c:2799)
[   26.773796][  T989]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   26.773800][  T989]  _printk (kernel/printk/printk.c:2504)
[   26.773804][  T989]  ? snapshot_read.cold (user.c:?)
[   26.773807][  T989]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   26.773811][  T989]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   26.773814][  T989]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   26.773816][  T989]  ? netdev_notice (net/core/dev.c:13194)
[   26.773819][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.773822][  T989]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   26.773824][  T989]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   26.773827][  T989]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   26.773829][  T989]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   26.773833][  T989]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   26.773837][  T989]  dev_set_allmulti (net/core/dev_api.c:315)
[   26.773840][  T989] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   26.773858][  T989]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   26.773862][  T989]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   26.773866][  T989] br_del_if (net/bridge/br_if.c:732) bridge
[   26.773878][  T989]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.773881][  T989]  do_set_master (net/core/rtnetlink.c:3055)
[   26.773890][  T989]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   26.773894][  T989]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   26.773897][  T989]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   26.773899][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.773902][  T989]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   26.773907][  T989]  ? kasan_save_stack (mm/kasan/common.c:58)
[   26.773910][  T989]  ? kasan_save_stack (mm/kasan/common.c:57)
[   26.773912][  T989]  ? kasan_save_track (mm/kasan/common.c:78)
[   26.773915][  T989]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   26.773917][  T989]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   26.773919][  T989]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   26.773921][  T989]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   26.773923][  T989]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   26.773925][  T989]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.773927][  T989]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   26.773929][  T989]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   26.773931][  T989]  ? ___sys_sendmsg (net/socket.c:2767)
[   26.773933][  T989]  ? __sys_sendmsg (net/socket.c:2799)
[   26.773935][  T989]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   26.773937][  T989]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.773940][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.773943][  T989]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.773945][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.773947][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.773949][  T989]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   26.773952][  T989]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   26.773955][  T989]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   26.773957][  T989]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   26.773960][  T989]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   26.773962][  T989]  ? nla_get_range_signed (lib/nlattr.c:270)
[   26.773965][  T989]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   26.773969][  T989]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   26.773972][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.773974][  T989]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.773976][  T989]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.773978][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.773981][  T989]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   26.773984][  T989]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   26.773986][  T989]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   26.773988][  T989]  ? __kernel_text_address (kernel/extable.c:79)
[   26.773990][  T989]  ? write_profile (profile.c:?)
[   26.773992][  T989]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   26.773995][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.773997][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.774000][  T989]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   26.774004][  T989]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.774006][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.774008][  T989]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.774010][  T989]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   26.774013][  T989]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.774015][  T989]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   26.774017][  T989]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   26.774021][  T989]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   26.774023][  T989]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.774025][  T989]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.774028][  T989]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.774030][  T989]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   26.774034][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.774036][  T989]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.774039][  T989]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.774042][  T989]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.774045][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.774047][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.774049][  T989]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.774052][  T989]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   26.774055][  T989]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   26.774058][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.774060][  T989]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.774063][  T989]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   26.774065][  T989]  ? copy_msghdr_from_user (net/socket.c:2650)
[   26.774068][  T989]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   26.774070][  T989]  ? move_addr_to_kernel (net/socket.c:258)
[   26.774072][  T989]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   26.774076][  T989]  ___sys_sendmsg (net/socket.c:2767)
[   26.774079][  T989]  ? copy_msghdr_from_user (net/socket.c:2619)
[   26.774087][  T989]  __sys_sendmsg (net/socket.c:2799)
[   26.774090][  T989]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   26.774094][  T989]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.774097][  T989]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   26.774099][  T989]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   26.774102][  T989]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.774104][  T989] RIP: 0033:0x7efcf478d54e
[   26.774106][  T989] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   26.774109][  T989] RSP: 002b:00007ffc476e3a30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.774113][  T989] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efcf478d54e
[   26.774115][  T989] RDX: 0000000000000000 RSI: 00007ffc476e3ae0 RDI: 0000000000000005
[   26.774116][  T989] RBP: 00007ffc476e3a40 R08: 0000000000000000 R09: 0000000000000000
[   26.774118][  T989] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910024
[   26.774119][  T989] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc476e41a0
| [   29.624328][ T1102] softirqs last disabled at (0): 0x0
| [   29.624330][ T1102] Preemption disabled at:
| [   29.624331][ T1102] vprintk_emit (kernel/printk/printk.c:2471)
| [   29.624342][ T1102] Tainted: [W]=WARN
[   29.624343][ T1102] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.624345][ T1102] Call Trace:
[   29.624346][ T1102]  <TASK>
[   29.624348][ T1102]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.624353][ T1102]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   29.624355][ T1102]  __might_resched.cold (kernel/sched/core.c:9234)
[   29.624359][ T1102]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   29.624362][ T1102]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   29.624364][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.624368][ T1102]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   29.624371][ T1102]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.624374][ T1102]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.624378][ T1102]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.624379][ T1102]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.624381][ T1102]  put_chars (drivers/char/virtio_console.c:1176)
[   29.624383][ T1102]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   29.624385][ T1102]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   29.624388][ T1102]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   29.624391][ T1102]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   29.624392][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.624394][ T1102]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.624396][ T1102]  console_emit_next_record (kernel/printk/printk.c:3183)
[   29.624399][ T1102]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   29.624401][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.624402][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.624404][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.624406][ T1102]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.624408][ T1102]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   29.624409][ T1102]  console_flush_one_record (kernel/printk/printk.c:3268)
[   29.624412][ T1102]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   29.624415][ T1102]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   29.624416][ T1102]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.624418][ T1102]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   29.624420][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.624421][ T1102]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.624423][ T1102]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   29.624424][ T1102]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   29.624426][ T1102]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   29.624428][ T1102]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   29.624430][ T1102]  vprintk_emit (kernel/printk/printk.c:2479)
[   29.624432][ T1102]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   29.624434][ T1102]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   29.624437][ T1102]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.624440][ T1102]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   29.624441][ T1102]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   29.624444][ T1102]  ? ___sys_sendmsg (net/socket.c:2767)
[   29.624445][ T1102]  ? __sys_sendmsg (net/socket.c:2799)
[   29.624447][ T1102]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.624450][ T1102]  _printk (kernel/printk/printk.c:2504)
[   29.624453][ T1102]  ? snapshot_read.cold (user.c:?)
[   29.624456][ T1102]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   29.624459][ T1102]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   29.624461][ T1102]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   29.624462][ T1102]  ? netdev_notice (net/core/dev.c:13194)
[   29.624464][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.624466][ T1102]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   29.624468][ T1102]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   29.624471][ T1102]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   29.624472][ T1102]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   29.624475][ T1102]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   29.624478][ T1102]  dev_set_allmulti (net/core/dev_api.c:315)
[   29.624480][ T1102] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   29.624493][ T1102]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   29.624497][ T1102]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   29.624500][ T1102] br_del_if (net/bridge/br_if.c:732) bridge
[   29.624508][ T1102]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   29.624510][ T1102]  do_set_master (net/core/rtnetlink.c:3055)
[   29.624513][ T1102]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   29.624516][ T1102]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   29.624518][ T1102]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   29.624519][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.624521][ T1102]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   29.624525][ T1102]  ? kasan_save_stack (mm/kasan/common.c:58)
[   29.624528][ T1102]  ? kasan_save_stack (mm/kasan/common.c:57)
[   29.624529][ T1102]  ? kasan_save_track (mm/kasan/common.c:78)
[   29.624531][ T1102]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   29.624532][ T1102]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   29.624534][ T1102]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   29.624535][ T1102]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   29.624536][ T1102]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   29.624537][ T1102]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.624539][ T1102]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   29.624540][ T1102]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   29.624541][ T1102]  ? ___sys_sendmsg (net/socket.c:2767)
[   29.624543][ T1102]  ? __sys_sendmsg (net/socket.c:2799)
[   29.624544][ T1102]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.624545][ T1102]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.624548][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.624550][ T1102]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.624551][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.624553][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.624555][ T1102]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   29.624557][ T1102]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   29.624559][ T1102]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   29.624560][ T1102]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   29.624562][ T1102]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   29.624563][ T1102]  ? nla_get_range_signed (lib/nlattr.c:270)
[   29.624565][ T1102]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   29.624568][ T1102]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   29.624570][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.624572][ T1102]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.624573][ T1102]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.624574][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.624576][ T1102]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   29.624578][ T1102]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   29.624580][ T1102]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   29.624581][ T1102]  ? __kernel_text_address (kernel/extable.c:79)
[   29.624582][ T1102]  ? write_profile (profile.c:?)
[   29.624584][ T1102]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   29.624586][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.624588][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.624590][ T1102]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   29.624593][ T1102]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.624594][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.624596][ T1102]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.624598][ T1102]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   29.624599][ T1102]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.624601][ T1102]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   29.624602][ T1102]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   29.624605][ T1102]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   29.624606][ T1102]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.624607][ T1102]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.624609][ T1102]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.624610][ T1102]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   29.624613][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.624615][ T1102]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.624617][ T1102]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.624618][ T1102]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.624620][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.624622][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.624624][ T1102]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.624625][ T1102]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   29.624627][ T1102]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   29.624629][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.624631][ T1102]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.624633][ T1102]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   29.624635][ T1102]  ? copy_msghdr_from_user (net/socket.c:2650)
[   29.624636][ T1102]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   29.624638][ T1102]  ? move_addr_to_kernel (net/socket.c:258)
[   29.624639][ T1102]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   29.624642][ T1102]  ___sys_sendmsg (net/socket.c:2767)
[   29.624644][ T1102]  ? copy_msghdr_from_user (net/socket.c:2619)
[   29.624649][ T1102]  __sys_sendmsg (net/socket.c:2799)
[   29.624650][ T1102]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   29.624653][ T1102]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.624655][ T1102]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.624657][ T1102]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   29.624659][ T1102]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.624660][ T1102] RIP: 0033:0x7fde723c754e
[   29.624662][ T1102] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.624664][ T1102] RSP: 002b:00007ffc47f39ec0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.624668][ T1102] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fde723c754e
[   29.624669][ T1102] RDX: 0000000000000000 RSI: 00007ffc47f39f70 RDI: 0000000000000005
[   29.624670][ T1102] RBP: 00007ffc47f39ed0 R08: 0000000000000000 R09: 0000000000000000
[   29.624671][ T1102] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910027
[   29.624672][ T1102] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc47f3a630
| [   33.505007][ T1225] softirqs last disabled at (0): 0x0
| [   33.505009][ T1225] Preemption disabled at:
| [   33.505009][ T1225] vprintk_emit (kernel/printk/printk.c:2471)
| [   33.505021][ T1225] Tainted: [W]=WARN
[   33.505022][ T1225] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.505023][ T1225] Call Trace:
[   33.505025][ T1225]  <TASK>
[   33.505026][ T1225]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   33.505031][ T1225]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   33.505033][ T1225]  __might_resched.cold (kernel/sched/core.c:9234)
[   33.505037][ T1225]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   33.505040][ T1225]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   33.505043][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.505047][ T1225]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   33.505050][ T1225]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   33.505053][ T1225]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   33.505057][ T1225]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   33.505058][ T1225]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   33.505060][ T1225]  put_chars (drivers/char/virtio_console.c:1176)
[   33.505062][ T1225]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   33.505064][ T1225]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   33.505066][ T1225]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   33.505070][ T1225]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   33.505071][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.505073][ T1225]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.505075][ T1225]  console_emit_next_record (kernel/printk/printk.c:3183)
[   33.505078][ T1225]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   33.505080][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.505082][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.505083][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.505085][ T1225]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.505087][ T1225]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   33.505089][ T1225]  console_flush_one_record (kernel/printk/printk.c:3268)
[   33.505091][ T1225]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   33.505094][ T1225]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   33.505096][ T1225]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.505097][ T1225]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   33.505099][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.505100][ T1225]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   33.505102][ T1225]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   33.505103][ T1225]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   33.505105][ T1225]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   33.505107][ T1225]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   33.505109][ T1225]  vprintk_emit (kernel/printk/printk.c:2479)
[   33.505112][ T1225]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   33.505114][ T1225]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   33.505117][ T1225]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.505120][ T1225]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   33.505121][ T1225]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   33.505124][ T1225]  ? ___sys_sendmsg (net/socket.c:2767)
[   33.505125][ T1225]  ? __sys_sendmsg (net/socket.c:2799)
[   33.505127][ T1225]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   33.505130][ T1225]  _printk (kernel/printk/printk.c:2504)
[   33.505134][ T1225]  ? snapshot_read.cold (user.c:?)
[   33.505136][ T1225]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   33.505139][ T1225]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   33.505140][ T1225]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   33.505142][ T1225]  ? netdev_notice (net/core/dev.c:13194)
[   33.505144][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.505146][ T1225]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   33.505147][ T1225]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   33.505150][ T1225]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   33.505151][ T1225]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   33.505154][ T1225]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   33.505157][ T1225]  dev_set_allmulti (net/core/dev_api.c:315)
[   33.505160][ T1225] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   33.505174][ T1225]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   33.505178][ T1225]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   33.505181][ T1225] br_del_if (net/bridge/br_if.c:732) bridge
[   33.505188][ T1225]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   33.505191][ T1225]  do_set_master (net/core/rtnetlink.c:3055)
[   33.505193][ T1225]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   33.505196][ T1225]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   33.505199][ T1225]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   33.505200][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.505202][ T1225]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   33.505206][ T1225]  ? kasan_save_stack (mm/kasan/common.c:58)
[   33.505208][ T1225]  ? kasan_save_stack (mm/kasan/common.c:57)
[   33.505209][ T1225]  ? kasan_save_track (mm/kasan/common.c:78)
[   33.505211][ T1225]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   33.505213][ T1225]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   33.505214][ T1225]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   33.505215][ T1225]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   33.505217][ T1225]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   33.505220][ T1225]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.505222][ T1225]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   33.505223][ T1225]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   33.505225][ T1225]  ? ___sys_sendmsg (net/socket.c:2767)
[   33.505226][ T1225]  ? __sys_sendmsg (net/socket.c:2799)
[   33.505228][ T1225]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   33.505229][ T1225]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.505231][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.505233][ T1225]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.505235][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.505236][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.505238][ T1225]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   33.505240][ T1225]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   33.505243][ T1225]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   33.505244][ T1225]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   33.505246][ T1225]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   33.505247][ T1225]  ? nla_get_range_signed (lib/nlattr.c:270)
[   33.505249][ T1225]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   33.505251][ T1225]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   33.505253][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.505255][ T1225]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.505256][ T1225]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.505258][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.505260][ T1225]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   33.505262][ T1225]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   33.505263][ T1225]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   33.505265][ T1225]  ? __kernel_text_address (kernel/extable.c:79)
[   33.505266][ T1225]  ? write_profile (profile.c:?)
[   33.505267][ T1225]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   33.505270][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.505272][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.505273][ T1225]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   33.505277][ T1225]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.505279][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.505281][ T1225]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.505282][ T1225]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   33.505284][ T1225]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.505285][ T1225]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   33.505286][ T1225]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   33.505289][ T1225]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   33.505290][ T1225]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.505292][ T1225]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   33.505293][ T1225]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.505295][ T1225]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   33.505297][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.505299][ T1225]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   33.505301][ T1225]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.505303][ T1225]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.505305][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.505306][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.505308][ T1225]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.505310][ T1225]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   33.505312][ T1225]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   33.505314][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.505316][ T1225]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   33.505318][ T1225]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   33.505319][ T1225]  ? copy_msghdr_from_user (net/socket.c:2650)
[   33.505321][ T1225]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   33.505323][ T1225]  ? move_addr_to_kernel (net/socket.c:258)
[   33.505324][ T1225]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   33.505327][ T1225]  ___sys_sendmsg (net/socket.c:2767)
[   33.505329][ T1225]  ? copy_msghdr_from_user (net/socket.c:2619)
[   33.505334][ T1225]  __sys_sendmsg (net/socket.c:2799)
[   33.505336][ T1225]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   33.505338][ T1225]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.505340][ T1225]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   33.505342][ T1225]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   33.505344][ T1225]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.505346][ T1225] RIP: 0033:0x7ff41b61454e
[   33.505348][ T1225] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   33.505349][ T1225] RSP: 002b:00007ffe6f52c8f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.505353][ T1225] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff41b61454e
[   33.505354][ T1225] RDX: 0000000000000000 RSI: 00007ffe6f52c9a0 RDI: 0000000000000005
[   33.505355][ T1225] RBP: 00007ffe6f52c900 R08: 0000000000000000 R09: 0000000000000000
[   33.505356][ T1225] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91002a
[   33.505357][ T1225] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe6f52d060
| [   36.386645][ T1348] softirqs last disabled at (0): 0x0
| [   36.386647][ T1348] Preemption disabled at:
| [   36.386648][ T1348] vprintk_emit (kernel/printk/printk.c:2471)
| [   36.386659][ T1348] Tainted: [W]=WARN
[   36.386660][ T1348] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.386662][ T1348] Call Trace:
[   36.386663][ T1348]  <TASK>
[   36.386665][ T1348]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   36.386670][ T1348]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   36.386672][ T1348]  __might_resched.cold (kernel/sched/core.c:9234)
[   36.386675][ T1348]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   36.386678][ T1348]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   36.386681][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.386685][ T1348]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   36.386688][ T1348]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   36.386690][ T1348]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.386694][ T1348]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   36.386696][ T1348]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.386698][ T1348]  put_chars (drivers/char/virtio_console.c:1176)
[   36.386700][ T1348]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   36.386702][ T1348]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   36.386704][ T1348]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   36.386708][ T1348]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   36.386709][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.386711][ T1348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.386713][ T1348]  console_emit_next_record (kernel/printk/printk.c:3183)
[   36.386715][ T1348]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   36.386717][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.386719][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.386721][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.386723][ T1348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.386724][ T1348]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   36.386726][ T1348]  console_flush_one_record (kernel/printk/printk.c:3268)
[   36.386728][ T1348]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   36.386731][ T1348]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   36.386733][ T1348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.386735][ T1348]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   36.386736][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.386738][ T1348]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   36.386739][ T1348]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   36.386741][ T1348]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   36.386743][ T1348]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   36.386745][ T1348]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   36.386747][ T1348]  vprintk_emit (kernel/printk/printk.c:2479)
[   36.386749][ T1348]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   36.386751][ T1348]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   36.386754][ T1348]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.386757][ T1348]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   36.386758][ T1348]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   36.386761][ T1348]  ? ___sys_sendmsg (net/socket.c:2767)
[   36.386762][ T1348]  ? __sys_sendmsg (net/socket.c:2799)
[   36.386764][ T1348]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   36.386767][ T1348]  _printk (kernel/printk/printk.c:2504)
[   36.386771][ T1348]  ? snapshot_read.cold (user.c:?)
[   36.386773][ T1348]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   36.386776][ T1348]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   36.386777][ T1348]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   36.386779][ T1348]  ? netdev_notice (net/core/dev.c:13194)
[   36.386781][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.386783][ T1348]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   36.386785][ T1348]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   36.386787][ T1348]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   36.386789][ T1348]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   36.386791][ T1348]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   36.386794][ T1348]  dev_set_allmulti (net/core/dev_api.c:315)
[   36.386797][ T1348] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   36.386809][ T1348]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   36.386813][ T1348]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   36.386816][ T1348] br_del_if (net/bridge/br_if.c:732) bridge
[   36.386823][ T1348]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   36.386825][ T1348]  do_set_master (net/core/rtnetlink.c:3055)
[   36.386827][ T1348]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   36.386830][ T1348]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   36.386833][ T1348]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   36.386834][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.386836][ T1348]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   36.386840][ T1348]  ? kasan_save_stack (mm/kasan/common.c:58)
[   36.386842][ T1348]  ? kasan_save_stack (mm/kasan/common.c:57)
[   36.386844][ T1348]  ? kasan_save_track (mm/kasan/common.c:78)
[   36.386845][ T1348]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   36.386847][ T1348]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   36.386848][ T1348]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   36.386850][ T1348]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   36.386851][ T1348]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   36.386852][ T1348]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.386853][ T1348]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   36.386855][ T1348]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   36.386856][ T1348]  ? ___sys_sendmsg (net/socket.c:2767)
[   36.386857][ T1348]  ? __sys_sendmsg (net/socket.c:2799)
[   36.386859][ T1348]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   36.386860][ T1348]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.386862][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.386864][ T1348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.386866][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.386867][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.386869][ T1348]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   36.386871][ T1348]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   36.386873][ T1348]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   36.386875][ T1348]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   36.386876][ T1348]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   36.386878][ T1348]  ? nla_get_range_signed (lib/nlattr.c:270)
[   36.386880][ T1348]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   36.386882][ T1348]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   36.386884][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.386886][ T1348]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.386887][ T1348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.386888][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.386890][ T1348]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   36.386892][ T1348]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   36.386894][ T1348]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   36.386895][ T1348]  ? __kernel_text_address (kernel/extable.c:79)
[   36.386896][ T1348]  ? write_profile (profile.c:?)
[   36.386898][ T1348]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   36.386900][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.386902][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.386903][ T1348]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   36.386907][ T1348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.386908][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.386910][ T1348]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.386911][ T1348]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   36.386913][ T1348]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.386914][ T1348]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   36.386916][ T1348]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   36.386918][ T1348]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   36.386920][ T1348]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.386921][ T1348]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   36.386923][ T1348]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.386924][ T1348]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   36.386926][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.386928][ T1348]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   36.386930][ T1348]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.386932][ T1348]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.386934][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.386935][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.386942][ T1348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.386944][ T1348]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   36.386946][ T1348]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   36.386948][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.386950][ T1348]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   36.386952][ T1348]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   36.386953][ T1348]  ? copy_msghdr_from_user (net/socket.c:2650)
[   36.386955][ T1348]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   36.386957][ T1348]  ? move_addr_to_kernel (net/socket.c:258)
[   36.386958][ T1348]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   36.386961][ T1348]  ___sys_sendmsg (net/socket.c:2767)
[   36.386962][ T1348]  ? copy_msghdr_from_user (net/socket.c:2619)
[   36.386967][ T1348]  __sys_sendmsg (net/socket.c:2799)
[   36.386969][ T1348]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   36.386972][ T1348]  ? fpregs_restore_userregs (./include/linux/instrumented.h:97 ./include/asm-generic/bitops/instrumented-atomic.h:41 ./include/linux/thread_info.h:109 arch/x86/kernel/fpu/context.h:79)
[   36.386975][ T1348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.386977][ T1348]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   36.386978][ T1348]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   36.386980][ T1348]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.386982][ T1348] RIP: 0033:0x7fddafa6654e
[   36.386984][ T1348] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   36.386985][ T1348] RSP: 002b:00007fff613cccc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.386989][ T1348] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fddafa6654e
[   36.386991][ T1348] RDX: 0000000000000000 RSI: 00007fff613ccd70 RDI: 0000000000000005
[   36.386992][ T1348] RBP: 00007fff613cccd0 R08: 0000000000000000 R09: 0000000000000000
[   36.386993][ T1348] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91002d
[   36.386993][ T1348] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff613cd430
| [   38.954596][ T1414] softirqs last disabled at (0): 0x0
| [   38.954599][ T1414] Preemption disabled at:
| [   38.954600][ T1414] vprintk_emit (kernel/printk/printk.c:2471)
| [   38.954614][ T1414] Tainted: [W]=WARN
[   38.954615][ T1414] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.954617][ T1414] Call Trace:
[   38.954620][ T1414]  <TASK>
[   38.954621][ T1414]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   38.954628][ T1414]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   38.954630][ T1414]  __might_resched.cold (kernel/sched/core.c:9234)
[   38.954636][ T1414]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   38.954640][ T1414]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   38.954643][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.954648][ T1414]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   38.954652][ T1414]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   38.954655][ T1414]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.954660][ T1414]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   38.954663][ T1414]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.954666][ T1414]  put_chars (drivers/char/virtio_console.c:1176)
[   38.954669][ T1414]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   38.954672][ T1414]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   38.954676][ T1414]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   38.954681][ T1414]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   38.954683][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.954686][ T1414]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.954689][ T1414]  console_emit_next_record (kernel/printk/printk.c:3183)
[   38.954693][ T1414]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   38.954695][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.954698][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.954700][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.954703][ T1414]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.954706][ T1414]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   38.954708][ T1414]  console_flush_one_record (kernel/printk/printk.c:3268)
[   38.954712][ T1414]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   38.954716][ T1414]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   38.954719][ T1414]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.954721][ T1414]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   38.954723][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.954726][ T1414]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   38.954728][ T1414]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   38.954730][ T1414]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   38.954733][ T1414]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   38.954736][ T1414]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   38.954739][ T1414]  vprintk_emit (kernel/printk/printk.c:2479)
[   38.954742][ T1414]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   38.954745][ T1414]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   38.954748][ T1414]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.954752][ T1414]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   38.954754][ T1414]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   38.954757][ T1414]  ? ___sys_sendmsg (net/socket.c:2767)
[   38.954760][ T1414]  ? __sys_sendmsg (net/socket.c:2799)
[   38.954762][ T1414]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   38.954766][ T1414]  _printk (kernel/printk/printk.c:2504)
[   38.954770][ T1414]  ? snapshot_read.cold (user.c:?)
[   38.954774][ T1414]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   38.954778][ T1414]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   38.954780][ T1414]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   38.954783][ T1414]  ? netdev_notice (net/core/dev.c:13194)
[   38.954786][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.954789][ T1414]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   38.954791][ T1414]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   38.954795][ T1414]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   38.954797][ T1414]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   38.954801][ T1414]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   38.954805][ T1414]  dev_set_allmulti (net/core/dev_api.c:315)
[   38.954809][ T1414] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   38.954827][ T1414]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   38.954831][ T1414]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   38.954835][ T1414] br_del_if (net/bridge/br_if.c:732) bridge
[   38.954847][ T1414]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   38.954850][ T1414]  do_set_master (net/core/rtnetlink.c:3055)
[   38.954854][ T1414]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   38.954859][ T1414]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   38.954862][ T1414]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   38.954864][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.954867][ T1414]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   38.954872][ T1414]  ? kasan_save_stack (mm/kasan/common.c:58)
[   38.954875][ T1414]  ? kasan_save_stack (mm/kasan/common.c:57)
[   38.954878][ T1414]  ? kasan_save_track (mm/kasan/common.c:78)
[   38.954880][ T1414]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   38.954882][ T1414]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   38.954885][ T1414]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   38.954886][ T1414]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   38.954888][ T1414]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   38.954890][ T1414]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.954892][ T1414]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   38.954895][ T1414]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   38.954897][ T1414]  ? ___sys_sendmsg (net/socket.c:2767)
[   38.954899][ T1414]  ? __sys_sendmsg (net/socket.c:2799)
[   38.954901][ T1414]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   38.954903][ T1414]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.954907][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.954909][ T1414]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.954912][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.954914][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.954917][ T1414]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   38.954920][ T1414]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   38.954923][ T1414]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   38.954925][ T1414]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   38.954927][ T1414]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   38.954929][ T1414]  ? nla_get_range_signed (lib/nlattr.c:270)
[   38.954933][ T1414]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   38.954937][ T1414]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   38.954940][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.954943][ T1414]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.954945][ T1414]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.954947][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.954950][ T1414]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   38.954958][ T1414]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   38.954960][ T1414]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   38.954963][ T1414]  ? __kernel_text_address (kernel/extable.c:79)
[   38.954965][ T1414]  ? write_profile (profile.c:?)
[   38.954967][ T1414]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   38.954970][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.954972][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.954975][ T1414]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   38.954979][ T1414]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.954981][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.954984][ T1414]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.954986][ T1414]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   38.954989][ T1414]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.954991][ T1414]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   38.954994][ T1414]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   38.954998][ T1414]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   38.955000][ T1414]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.955003][ T1414]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   38.955005][ T1414]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.955007][ T1414]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   38.955011][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.955014][ T1414]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   38.955017][ T1414]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.955020][ T1414]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.955022][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.955025][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.955027][ T1414]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.955030][ T1414]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   38.955033][ T1414]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   38.955036][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.955039][ T1414]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   38.955042][ T1414]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   38.955044][ T1414]  ? copy_msghdr_from_user (net/socket.c:2650)
[   38.955047][ T1414]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   38.955049][ T1414]  ? move_addr_to_kernel (net/socket.c:258)
[   38.955051][ T1414]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   38.955056][ T1414]  ___sys_sendmsg (net/socket.c:2767)
[   38.955058][ T1414]  ? copy_msghdr_from_user (net/socket.c:2619)
[   38.955067][ T1414]  __sys_sendmsg (net/socket.c:2799)
[   38.955070][ T1414]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   38.955074][ T1414]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.955077][ T1414]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   38.955079][ T1414]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   38.955082][ T1414]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.955085][ T1414] RIP: 0033:0x7f21908b354e
[   38.955088][ T1414] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   38.955090][ T1414] RSP: 002b:00007ffd33060610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.955095][ T1414] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f21908b354e
[   38.955097][ T1414] RDX: 0000000000000000 RSI: 00007ffd330606c0 RDI: 0000000000000005
[   38.955099][ T1414] RBP: 00007ffd33060620 R08: 0000000000000000 R09: 0000000000000000
[   38.955100][ T1414] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910030
[   38.955101][ T1414] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd33060d80
| [   41.717359][ T1519] softirqs last disabled at (0): 0x0
| [   41.717361][ T1519] Preemption disabled at:
| [   41.717362][ T1519] vprintk_emit (kernel/printk/printk.c:2471)
| [   41.717373][ T1519] Tainted: [W]=WARN
[   41.717374][ T1519] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.717375][ T1519] Call Trace:
[   41.717377][ T1519]  <TASK>
[   41.717378][ T1519]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   41.717384][ T1519]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   41.717386][ T1519]  __might_resched.cold (kernel/sched/core.c:9234)
[   41.717390][ T1519]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   41.717393][ T1519]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   41.717396][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.717400][ T1519]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   41.717403][ T1519]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   41.717406][ T1519]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   41.717410][ T1519]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   41.717412][ T1519]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   41.717414][ T1519]  put_chars (drivers/char/virtio_console.c:1176)
[   41.717416][ T1519]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   41.717418][ T1519]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   41.717420][ T1519]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   41.717423][ T1519]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   41.717425][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.717427][ T1519]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.717429][ T1519]  console_emit_next_record (kernel/printk/printk.c:3183)
[   41.717431][ T1519]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   41.717433][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.717435][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.717437][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.717438][ T1519]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.717440][ T1519]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   41.717442][ T1519]  console_flush_one_record (kernel/printk/printk.c:3268)
[   41.717444][ T1519]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   41.717447][ T1519]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   41.717449][ T1519]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.717450][ T1519]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   41.717452][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.717454][ T1519]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   41.717455][ T1519]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   41.717457][ T1519]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   41.717459][ T1519]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   41.717461][ T1519]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   41.717463][ T1519]  vprintk_emit (kernel/printk/printk.c:2479)
[   41.717465][ T1519]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   41.717467][ T1519]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   41.717470][ T1519]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.717473][ T1519]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   41.717474][ T1519]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   41.717477][ T1519]  ? ___sys_sendmsg (net/socket.c:2767)
[   41.717479][ T1519]  ? __sys_sendmsg (net/socket.c:2799)
[   41.717481][ T1519]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   41.717484][ T1519]  _printk (kernel/printk/printk.c:2504)
[   41.717487][ T1519]  ? snapshot_read.cold (user.c:?)
[   41.717489][ T1519]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   41.717492][ T1519]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   41.717494][ T1519]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   41.717496][ T1519]  ? netdev_notice (net/core/dev.c:13194)
[   41.717498][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.717500][ T1519]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   41.717501][ T1519]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   41.717504][ T1519]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   41.717506][ T1519]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   41.717508][ T1519]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   41.717511][ T1519]  dev_set_allmulti (net/core/dev_api.c:315)
[   41.717514][ T1519] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   41.717527][ T1519]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   41.717530][ T1519]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   41.717533][ T1519] br_del_if (net/bridge/br_if.c:732) bridge
[   41.717541][ T1519]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   41.717543][ T1519]  do_set_master (net/core/rtnetlink.c:3055)
[   41.717546][ T1519]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   41.717548][ T1519]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   41.717551][ T1519]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   41.717553][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.717554][ T1519]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   41.717558][ T1519]  ? kasan_save_stack (mm/kasan/common.c:58)
[   41.717561][ T1519]  ? kasan_save_stack (mm/kasan/common.c:57)
[   41.717562][ T1519]  ? kasan_save_track (mm/kasan/common.c:78)
[   41.717564][ T1519]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   41.717565][ T1519]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   41.717567][ T1519]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   41.717568][ T1519]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   41.717569][ T1519]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   41.717571][ T1519]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.717572][ T1519]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   41.717573][ T1519]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   41.717575][ T1519]  ? ___sys_sendmsg (net/socket.c:2767)
[   41.717576][ T1519]  ? __sys_sendmsg (net/socket.c:2799)
[   41.717577][ T1519]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   41.717578][ T1519]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.717581][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.717583][ T1519]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.717584][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.717586][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.717588][ T1519]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   41.717590][ T1519]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   41.717592][ T1519]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   41.717593][ T1519]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   41.717595][ T1519]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   41.717596][ T1519]  ? nla_get_range_signed (lib/nlattr.c:270)
[   41.717598][ T1519]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   41.717601][ T1519]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   41.717603][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.717604][ T1519]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.717606][ T1519]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.717607][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.717609][ T1519]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   41.717611][ T1519]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   41.717613][ T1519]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   41.717614][ T1519]  ? __kernel_text_address (kernel/extable.c:79)
[   41.717615][ T1519]  ? write_profile (profile.c:?)
[   41.717616][ T1519]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   41.717619][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.717621][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.717622][ T1519]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   41.717626][ T1519]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.717627][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.717629][ T1519]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.717631][ T1519]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   41.717632][ T1519]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.717634][ T1519]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   41.717635][ T1519]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   41.717638][ T1519]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   41.717639][ T1519]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.717640][ T1519]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   41.717642][ T1519]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.717643][ T1519]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   41.717646][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.717647][ T1519]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   41.717649][ T1519]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.717651][ T1519]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.717653][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.717655][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.717656][ T1519]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.717658][ T1519]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   41.717660][ T1519]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   41.717662][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.717664][ T1519]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   41.717666][ T1519]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   41.717667][ T1519]  ? copy_msghdr_from_user (net/socket.c:2650)
[   41.717669][ T1519]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   41.717671][ T1519]  ? move_addr_to_kernel (net/socket.c:258)
[   41.717672][ T1519]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   41.717675][ T1519]  ___sys_sendmsg (net/socket.c:2767)
[   41.717676][ T1519]  ? copy_msghdr_from_user (net/socket.c:2619)
[   41.717681][ T1519]  __sys_sendmsg (net/socket.c:2799)
[   41.717683][ T1519]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   41.717686][ T1519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.717688][ T1519]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   41.717689][ T1519]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   41.717691][ T1519]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.717693][ T1519] RIP: 0033:0x7f101f15254e
[   41.717695][ T1519] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   41.717696][ T1519] RSP: 002b:00007ffeab82f3b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.717700][ T1519] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f101f15254e
[   41.717702][ T1519] RDX: 0000000000000000 RSI: 00007ffeab82f460 RDI: 0000000000000005
[   41.717703][ T1519] RBP: 00007ffeab82f3c0 R08: 0000000000000000 R09: 0000000000000000
[   41.717704][ T1519] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910033
[   41.717705][ T1519] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeab82fb20
| [   44.684046][ T1642] softirqs last disabled at (0): 0x0
| [   44.684047][ T1642] Preemption disabled at:
| [   44.684048][ T1642] vprintk_emit (kernel/printk/printk.c:2471)
| [   44.684059][ T1642] Tainted: [W]=WARN
[   44.684060][ T1642] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.684062][ T1642] Call Trace:
[   44.684063][ T1642]  <TASK>
[   44.684064][ T1642]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   44.684070][ T1642]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   44.684072][ T1642]  __might_resched.cold (kernel/sched/core.c:9234)
[   44.684075][ T1642]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   44.684079][ T1642]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   44.684082][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.684085][ T1642]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   44.684088][ T1642]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   44.684091][ T1642]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.684095][ T1642]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   44.684096][ T1642]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.684098][ T1642]  put_chars (drivers/char/virtio_console.c:1176)
[   44.684100][ T1642]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   44.684102][ T1642]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   44.684104][ T1642]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   44.684107][ T1642]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   44.684109][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.684111][ T1642]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.684113][ T1642]  console_emit_next_record (kernel/printk/printk.c:3183)
[   44.684115][ T1642]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   44.684117][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.684119][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.684120][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.684122][ T1642]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.684124][ T1642]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   44.684125][ T1642]  console_flush_one_record (kernel/printk/printk.c:3268)
[   44.684128][ T1642]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   44.684130][ T1642]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   44.684132][ T1642]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.684134][ T1642]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   44.684135][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.684137][ T1642]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.684138][ T1642]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   44.684140][ T1642]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   44.684142][ T1642]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   44.684144][ T1642]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   44.684146][ T1642]  vprintk_emit (kernel/printk/printk.c:2479)
[   44.684148][ T1642]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   44.684150][ T1642]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.684153][ T1642]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.684156][ T1642]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.684157][ T1642]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.684160][ T1642]  ? ___sys_sendmsg (net/socket.c:2767)
[   44.684161][ T1642]  ? __sys_sendmsg (net/socket.c:2799)
[   44.684163][ T1642]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.684166][ T1642]  _printk (kernel/printk/printk.c:2504)
[   44.684169][ T1642]  ? snapshot_read.cold (user.c:?)
[   44.684171][ T1642]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   44.684174][ T1642]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   44.684176][ T1642]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   44.684177][ T1642]  ? netdev_notice (net/core/dev.c:13194)
[   44.684179][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.684181][ T1642]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   44.684183][ T1642]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   44.684185][ T1642]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   44.684186][ T1642]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   44.684189][ T1642]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   44.684192][ T1642]  dev_set_allmulti (net/core/dev_api.c:315)
[   44.684194][ T1642] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   44.684207][ T1642]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   44.684210][ T1642]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   44.684213][ T1642] br_del_if (net/bridge/br_if.c:732) bridge
[   44.684223][ T1642]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   44.684226][ T1642]  do_set_master (net/core/rtnetlink.c:3055)
[   44.684228][ T1642]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   44.684231][ T1642]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   44.684234][ T1642]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   44.684235][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.684237][ T1642]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   44.684240][ T1642]  ? kasan_save_stack (mm/kasan/common.c:58)
[   44.684243][ T1642]  ? kasan_save_stack (mm/kasan/common.c:57)
[   44.684244][ T1642]  ? kasan_save_track (mm/kasan/common.c:78)
[   44.684246][ T1642]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   44.684247][ T1642]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   44.684249][ T1642]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   44.684250][ T1642]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.684251][ T1642]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   44.684253][ T1642]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.684254][ T1642]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.684255][ T1642]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.684256][ T1642]  ? ___sys_sendmsg (net/socket.c:2767)
[   44.684258][ T1642]  ? __sys_sendmsg (net/socket.c:2799)
[   44.684259][ T1642]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.684260][ T1642]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.684263][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.684265][ T1642]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.684266][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.684268][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.684269][ T1642]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   44.684272][ T1642]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   44.684274][ T1642]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   44.684275][ T1642]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   44.684277][ T1642]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   44.684278][ T1642]  ? nla_get_range_signed (lib/nlattr.c:270)
[   44.684280][ T1642]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   44.684282][ T1642]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   44.684284][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.684286][ T1642]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.684287][ T1642]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.684289][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.684291][ T1642]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   44.684292][ T1642]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   44.684294][ T1642]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   44.684295][ T1642]  ? __kernel_text_address (kernel/extable.c:79)
[   44.684297][ T1642]  ? write_profile (profile.c:?)
[   44.684298][ T1642]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   44.684300][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.684302][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.684303][ T1642]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   44.684307][ T1642]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.684308][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.684310][ T1642]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.684312][ T1642]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.684313][ T1642]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.684314][ T1642]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   44.684316][ T1642]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   44.684318][ T1642]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   44.684320][ T1642]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.684321][ T1642]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.684323][ T1642]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.684324][ T1642]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   44.684326][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.684328][ T1642]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.684330][ T1642]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.684332][ T1642]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.684333][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.684335][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.684337][ T1642]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.684339][ T1642]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.684340][ T1642]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   44.684342][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.684344][ T1642]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.684346][ T1642]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.684348][ T1642]  ? copy_msghdr_from_user (net/socket.c:2650)
[   44.684349][ T1642]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   44.684351][ T1642]  ? move_addr_to_kernel (net/socket.c:258)
[   44.684352][ T1642]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   44.684355][ T1642]  ___sys_sendmsg (net/socket.c:2767)
[   44.684356][ T1642]  ? copy_msghdr_from_user (net/socket.c:2619)
[   44.684361][ T1642]  __sys_sendmsg (net/socket.c:2799)
[   44.684363][ T1642]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   44.684366][ T1642]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.684368][ T1642]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.684369][ T1642]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   44.684371][ T1642]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.684373][ T1642] RIP: 0033:0x7f486ca5654e
[   44.684375][ T1642] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   44.684376][ T1642] RSP: 002b:00007ffcd79ba290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.684380][ T1642] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f486ca5654e
[   44.684382][ T1642] RDX: 0000000000000000 RSI: 00007ffcd79ba340 RDI: 0000000000000005
[   44.684382][ T1642] RBP: 00007ffcd79ba2a0 R08: 0000000000000000 R09: 0000000000000000
[   44.684383][ T1642] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910036
[   44.684384][ T1642] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd79baa00
| [   47.507964][ T1750] softirqs last disabled at (0): 0x0
| [   47.507966][ T1750] Preemption disabled at:
| [   47.507967][ T1750] vprintk_emit (kernel/printk/printk.c:2471)
| [   47.507982][ T1750] Tainted: [W]=WARN
[   47.507983][ T1750] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.507985][ T1750] Call Trace:
[   47.507987][ T1750]  <TASK>
[   47.507989][ T1750]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   47.507995][ T1750]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   47.508003][ T1750]  __might_resched.cold (kernel/sched/core.c:9234)
[   47.508008][ T1750]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   47.508012][ T1750]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   47.508016][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.508021][ T1750]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   47.508025][ T1750]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   47.508028][ T1750]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.508033][ T1750]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   47.508035][ T1750]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.508038][ T1750]  put_chars (drivers/char/virtio_console.c:1176)
[   47.508041][ T1750]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   47.508044][ T1750]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   47.508048][ T1750]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   47.508053][ T1750]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   47.508055][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.508057][ T1750]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.508061][ T1750]  console_emit_next_record (kernel/printk/printk.c:3183)
[   47.508064][ T1750]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   47.508067][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.508070][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.508072][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.508075][ T1750]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.508078][ T1750]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   47.508080][ T1750]  console_flush_one_record (kernel/printk/printk.c:3268)
[   47.508084][ T1750]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   47.508088][ T1750]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   47.508090][ T1750]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.508093][ T1750]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   47.508095][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.508098][ T1750]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.508100][ T1750]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   47.508102][ T1750]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   47.508105][ T1750]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   47.508108][ T1750]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   47.508111][ T1750]  vprintk_emit (kernel/printk/printk.c:2479)
[   47.508115][ T1750]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   47.508117][ T1750]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.508122][ T1750]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.508125][ T1750]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.508127][ T1750]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.508131][ T1750]  ? ___sys_sendmsg (net/socket.c:2767)
[   47.508133][ T1750]  ? __sys_sendmsg (net/socket.c:2799)
[   47.508136][ T1750]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.508140][ T1750]  _printk (kernel/printk/printk.c:2504)
[   47.508144][ T1750]  ? snapshot_read.cold (user.c:?)
[   47.508148][ T1750]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   47.508152][ T1750]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   47.508155][ T1750]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   47.508157][ T1750]  ? netdev_notice (net/core/dev.c:13194)
[   47.508160][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.508163][ T1750]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   47.508166][ T1750]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   47.508169][ T1750]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   47.508171][ T1750]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   47.508175][ T1750]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   47.508179][ T1750]  dev_set_allmulti (net/core/dev_api.c:315)
[   47.508183][ T1750] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   47.508201][ T1750]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   47.508205][ T1750]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   47.508210][ T1750] br_del_if (net/bridge/br_if.c:732) bridge
[   47.508223][ T1750]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.508227][ T1750]  do_set_master (net/core/rtnetlink.c:3055)
[   47.508230][ T1750]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   47.508235][ T1750]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   47.508238][ T1750]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   47.508240][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.508242][ T1750]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   47.508248][ T1750]  ? kasan_save_stack (mm/kasan/common.c:58)
[   47.508251][ T1750]  ? kasan_save_stack (mm/kasan/common.c:57)
[   47.508253][ T1750]  ? kasan_save_track (mm/kasan/common.c:78)
[   47.508255][ T1750]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   47.508258][ T1750]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   47.508260][ T1750]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   47.508262][ T1750]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.508264][ T1750]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   47.508266][ T1750]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.508268][ T1750]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.508270][ T1750]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.508273][ T1750]  ? ___sys_sendmsg (net/socket.c:2767)
[   47.508275][ T1750]  ? __sys_sendmsg (net/socket.c:2799)
[   47.508277][ T1750]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.508279][ T1750]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.508283][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.508285][ T1750]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.508288][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.508290][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.508293][ T1750]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   47.508296][ T1750]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   47.508299][ T1750]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   47.508301][ T1750]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   47.508304][ T1750]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   47.508306][ T1750]  ? nla_get_range_signed (lib/nlattr.c:270)
[   47.508310][ T1750]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   47.508313][ T1750]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   47.508317][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.508319][ T1750]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.508321][ T1750]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.508324][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.508327][ T1750]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   47.508329][ T1750]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   47.508332][ T1750]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   47.508334][ T1750]  ? __kernel_text_address (kernel/extable.c:79)
[   47.508336][ T1750]  ? write_profile (profile.c:?)
[   47.508338][ T1750]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   47.508341][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.508344][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.508346][ T1750]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   47.508351][ T1750]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.508353][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.508356][ T1750]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.508358][ T1750]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.508361][ T1750]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.508363][ T1750]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   47.508365][ T1750]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   47.508369][ T1750]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   47.508372][ T1750]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.508374][ T1750]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.508377][ T1750]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.508379][ T1750]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   47.508383][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.508386][ T1750]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.508389][ T1750]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.508392][ T1750]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.508394][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.508397][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.508399][ T1750]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.508402][ T1750]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.508406][ T1750]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   47.508408][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.508411][ T1750]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.508414][ T1750]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.508417][ T1750]  ? copy_msghdr_from_user (net/socket.c:2650)
[   47.508419][ T1750]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   47.508422][ T1750]  ? move_addr_to_kernel (net/socket.c:258)
[   47.508424][ T1750]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   47.508428][ T1750]  ___sys_sendmsg (net/socket.c:2767)
[   47.508431][ T1750]  ? copy_msghdr_from_user (net/socket.c:2619)
[   47.508439][ T1750]  __sys_sendmsg (net/socket.c:2799)
[   47.508442][ T1750]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   47.508447][ T1750]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.508450][ T1750]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.508452][ T1750]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   47.508455][ T1750]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.508458][ T1750] RIP: 0033:0x7fe51d19254e
[   47.508461][ T1750] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   47.508463][ T1750] RSP: 002b:00007ffdf6a41ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.508468][ T1750] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe51d19254e
[   47.508470][ T1750] RDX: 0000000000000000 RSI: 00007ffdf6a41c50 RDI: 0000000000000005
[   47.508472][ T1750] RBP: 00007ffdf6a41bb0 R08: 0000000000000000 R09: 0000000000000000
[   47.508473][ T1750] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910038
[   47.508474][ T1750] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdf6a42310
| [   50.300198][ T1845] softirqs last disabled at (0): 0x0
| [   50.300199][ T1845] Preemption disabled at:
| [   50.300200][ T1845] vprintk_emit (kernel/printk/printk.c:2471)
| [   50.300212][ T1845] Tainted: [W]=WARN
[   50.300213][ T1845] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.300215][ T1845] Call Trace:
[   50.300217][ T1845]  <TASK>
[   50.300221][ T1845]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   50.300226][ T1845]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   50.300229][ T1845]  __might_resched.cold (kernel/sched/core.c:9234)
[   50.300232][ T1845]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   50.300236][ T1845]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   50.300239][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.300243][ T1845]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   50.300246][ T1845]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   50.300249][ T1845]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.300253][ T1845]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   50.300255][ T1845]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.300257][ T1845]  put_chars (drivers/char/virtio_console.c:1176)
[   50.300260][ T1845]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   50.300261][ T1845]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   50.300264][ T1845]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   50.300268][ T1845]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   50.300270][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.300272][ T1845]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.300274][ T1845]  console_emit_next_record (kernel/printk/printk.c:3183)
[   50.300276][ T1845]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   50.300279][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.300280][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.300282][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.300284][ T1845]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.300286][ T1845]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   50.300288][ T1845]  console_flush_one_record (kernel/printk/printk.c:3268)
[   50.300291][ T1845]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   50.300294][ T1845]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   50.300296][ T1845]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.300297][ T1845]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   50.300299][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.300301][ T1845]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.300303][ T1845]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   50.300304][ T1845]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   50.300307][ T1845]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   50.300309][ T1845]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   50.300311][ T1845]  vprintk_emit (kernel/printk/printk.c:2479)
[   50.300313][ T1845]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   50.300315][ T1845]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   50.300318][ T1845]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.300321][ T1845]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   50.300322][ T1845]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   50.300325][ T1845]  ? ___sys_sendmsg (net/socket.c:2767)
[   50.300326][ T1845]  ? __sys_sendmsg (net/socket.c:2799)
[   50.300328][ T1845]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   50.300331][ T1845]  _printk (kernel/printk/printk.c:2504)
[   50.300334][ T1845]  ? snapshot_read.cold (user.c:?)
[   50.300336][ T1845]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   50.300339][ T1845]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   50.300341][ T1845]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   50.300343][ T1845]  ? netdev_notice (net/core/dev.c:13194)
[   50.300344][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.300346][ T1845]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   50.300348][ T1845]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   50.300350][ T1845]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   50.300352][ T1845]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   50.300354][ T1845]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   50.300357][ T1845]  dev_set_allmulti (net/core/dev_api.c:315)
[   50.300360][ T1845] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   50.300372][ T1845]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   50.300376][ T1845]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   50.300379][ T1845] br_del_if (net/bridge/br_if.c:732) bridge
[   50.300386][ T1845]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   50.300388][ T1845]  do_set_master (net/core/rtnetlink.c:3055)
[   50.300391][ T1845]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   50.300394][ T1845]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   50.300396][ T1845]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   50.300397][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.300399][ T1845]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   50.300403][ T1845]  ? kasan_save_stack (mm/kasan/common.c:58)
[   50.300406][ T1845]  ? kasan_save_stack (mm/kasan/common.c:57)
[   50.300407][ T1845]  ? kasan_save_track (mm/kasan/common.c:78)
[   50.300409][ T1845]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   50.300410][ T1845]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   50.300412][ T1845]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   50.300413][ T1845]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   50.300414][ T1845]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   50.300416][ T1845]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.300417][ T1845]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   50.300418][ T1845]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   50.300419][ T1845]  ? ___sys_sendmsg (net/socket.c:2767)
[   50.300421][ T1845]  ? __sys_sendmsg (net/socket.c:2799)
[   50.300422][ T1845]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   50.300423][ T1845]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.300426][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.300428][ T1845]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.300429][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.300431][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.300433][ T1845]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   50.300435][ T1845]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   50.300437][ T1845]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   50.300438][ T1845]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   50.300440][ T1845]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   50.300441][ T1845]  ? nla_get_range_signed (lib/nlattr.c:270)
[   50.300444][ T1845]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   50.300446][ T1845]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   50.300448][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.300450][ T1845]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.300451][ T1845]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.300452][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.300454][ T1845]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   50.300456][ T1845]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   50.300458][ T1845]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   50.300459][ T1845]  ? __kernel_text_address (kernel/extable.c:79)
[   50.300461][ T1845]  ? write_profile (profile.c:?)
[   50.300462][ T1845]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   50.300464][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.300466][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.300467][ T1845]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   50.300471][ T1845]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.300473][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.300474][ T1845]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.300476][ T1845]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   50.300477][ T1845]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.300479][ T1845]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   50.300480][ T1845]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   50.300483][ T1845]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   50.300484][ T1845]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.300485][ T1845]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.300487][ T1845]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.300488][ T1845]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   50.300491][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.300492][ T1845]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.300494][ T1845]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.300496][ T1845]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.300498][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.300500][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.300501][ T1845]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.300503][ T1845]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   50.300505][ T1845]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   50.300507][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.300509][ T1845]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.300511][ T1845]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   50.300512][ T1845]  ? copy_msghdr_from_user (net/socket.c:2650)
[   50.300514][ T1845]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   50.300515][ T1845]  ? move_addr_to_kernel (net/socket.c:258)
[   50.300517][ T1845]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   50.300519][ T1845]  ___sys_sendmsg (net/socket.c:2767)
[   50.300521][ T1845]  ? copy_msghdr_from_user (net/socket.c:2619)
[   50.300526][ T1845]  __sys_sendmsg (net/socket.c:2799)
[   50.300528][ T1845]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   50.300531][ T1845]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.300533][ T1845]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   50.300534][ T1845]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   50.300536][ T1845]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.300538][ T1845] RIP: 0033:0x7fbf6e65b54e
[   50.300540][ T1845] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   50.300542][ T1845] RSP: 002b:00007ffcea4c6dd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.300545][ T1845] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbf6e65b54e
[   50.300547][ T1845] RDX: 0000000000000000 RSI: 00007ffcea4c6e80 RDI: 0000000000000005
[   50.300548][ T1845] RBP: 00007ffcea4c6de0 R08: 0000000000000000 R09: 0000000000000000
[   50.300548][ T1845] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91003b
[   50.300549][ T1845] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcea4c7540
| [   53.032945][ T1958] softirqs last disabled at (0): 0x0
| [   53.032947][ T1958] Preemption disabled at:
| [   53.032948][ T1958] vprintk_emit (kernel/printk/printk.c:2471)
| [   53.032959][ T1958] Tainted: [W]=WARN
[   53.032960][ T1958] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.032961][ T1958] Call Trace:
[   53.032963][ T1958]  <TASK>
[   53.032964][ T1958]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   53.032970][ T1958]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   53.032972][ T1958]  __might_resched.cold (kernel/sched/core.c:9234)
[   53.032975][ T1958]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   53.032979][ T1958]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   53.032982][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.032986][ T1958]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   53.032989][ T1958]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   53.032992][ T1958]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.032996][ T1958]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   53.032998][ T1958]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.033000][ T1958]  put_chars (drivers/char/virtio_console.c:1176)
[   53.033002][ T1958]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   53.033003][ T1958]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   53.033006][ T1958]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   53.033009][ T1958]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   53.033010][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.033012][ T1958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.033014][ T1958]  console_emit_next_record (kernel/printk/printk.c:3183)
[   53.033017][ T1958]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   53.033019][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.033021][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.033022][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.033024][ T1958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.033026][ T1958]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   53.033027][ T1958]  console_flush_one_record (kernel/printk/printk.c:3268)
[   53.033036][ T1958]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   53.033039][ T1958]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   53.033040][ T1958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.033042][ T1958]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   53.033044][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.033045][ T1958]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   53.033047][ T1958]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   53.033048][ T1958]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   53.033050][ T1958]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   53.033052][ T1958]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   53.033054][ T1958]  vprintk_emit (kernel/printk/printk.c:2479)
[   53.033056][ T1958]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   53.033058][ T1958]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   53.033061][ T1958]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.033064][ T1958]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   53.033065][ T1958]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   53.033068][ T1958]  ? ___sys_sendmsg (net/socket.c:2767)
[   53.033069][ T1958]  ? __sys_sendmsg (net/socket.c:2799)
[   53.033071][ T1958]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   53.033074][ T1958]  _printk (kernel/printk/printk.c:2504)
[   53.033078][ T1958]  ? snapshot_read.cold (user.c:?)
[   53.033080][ T1958]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   53.033083][ T1958]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   53.033085][ T1958]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   53.033087][ T1958]  ? netdev_notice (net/core/dev.c:13194)
[   53.033088][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.033090][ T1958]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   53.033092][ T1958]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   53.033094][ T1958]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   53.033096][ T1958]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   53.033098][ T1958]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   53.033101][ T1958]  dev_set_allmulti (net/core/dev_api.c:315)
[   53.033104][ T1958] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   53.033117][ T1958]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   53.033121][ T1958]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   53.033123][ T1958] br_del_if (net/bridge/br_if.c:732) bridge
[   53.033130][ T1958]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.033132][ T1958]  do_set_master (net/core/rtnetlink.c:3055)
[   53.033135][ T1958]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   53.033138][ T1958]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   53.033141][ T1958]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   53.033142][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.033143][ T1958]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   53.033147][ T1958]  ? kasan_save_stack (mm/kasan/common.c:58)
[   53.033150][ T1958]  ? kasan_save_stack (mm/kasan/common.c:57)
[   53.033151][ T1958]  ? kasan_save_track (mm/kasan/common.c:78)
[   53.033153][ T1958]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   53.033154][ T1958]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   53.033156][ T1958]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   53.033157][ T1958]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   53.033158][ T1958]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   53.033159][ T1958]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.033161][ T1958]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   53.033162][ T1958]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   53.033163][ T1958]  ? ___sys_sendmsg (net/socket.c:2767)
[   53.033165][ T1958]  ? __sys_sendmsg (net/socket.c:2799)
[   53.033166][ T1958]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   53.033167][ T1958]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.033170][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.033172][ T1958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.033173][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.033175][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.033176][ T1958]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   53.033179][ T1958]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   53.033181][ T1958]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   53.033182][ T1958]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   53.033184][ T1958]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   53.033185][ T1958]  ? nla_get_range_signed (lib/nlattr.c:270)
[   53.033187][ T1958]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   53.033189][ T1958]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   53.033191][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.033193][ T1958]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.033194][ T1958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.033196][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.033198][ T1958]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   53.033200][ T1958]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   53.033201][ T1958]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   53.033203][ T1958]  ? __kernel_text_address (kernel/extable.c:79)
[   53.033204][ T1958]  ? write_profile (profile.c:?)
[   53.033205][ T1958]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   53.033207][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.033209][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.033211][ T1958]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   53.033214][ T1958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.033216][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.033220][ T1958]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.033221][ T1958]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   53.033223][ T1958]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.033225][ T1958]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   53.033226][ T1958]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   53.033229][ T1958]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   53.033231][ T1958]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.033232][ T1958]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   53.033234][ T1958]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.033236][ T1958]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   53.033238][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.033240][ T1958]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   53.033242][ T1958]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.033244][ T1958]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.033246][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.033247][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.033249][ T1958]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.033251][ T1958]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   53.033253][ T1958]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   53.033255][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.033257][ T1958]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   53.033258][ T1958]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   53.033260][ T1958]  ? copy_msghdr_from_user (net/socket.c:2650)
[   53.033262][ T1958]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   53.033263][ T1958]  ? move_addr_to_kernel (net/socket.c:258)
[   53.033265][ T1958]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   53.033267][ T1958]  ___sys_sendmsg (net/socket.c:2767)
[   53.033269][ T1958]  ? copy_msghdr_from_user (net/socket.c:2619)
[   53.033274][ T1958]  __sys_sendmsg (net/socket.c:2799)
[   53.033275][ T1958]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   53.033278][ T1958]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.033280][ T1958]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   53.033281][ T1958]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   53.033284][ T1958]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.033285][ T1958] RIP: 0033:0x7fedfe19c54e
[   53.033287][ T1958] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   53.033289][ T1958] RSP: 002b:00007fffd16678a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.033292][ T1958] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fedfe19c54e
[   53.033294][ T1958] RDX: 0000000000000000 RSI: 00007fffd1667950 RDI: 0000000000000005
[   53.033295][ T1958] RBP: 00007fffd16678b0 R08: 0000000000000000 R09: 0000000000000000
[   53.033296][ T1958] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91003e
[   53.033297][ T1958] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffd1668010
| [   56.868775][ T2081] softirqs last disabled at (0): 0x0
| [   56.868776][ T2081] Preemption disabled at:
| [   56.868777][ T2081] vprintk_emit (kernel/printk/printk.c:2471)
| [   56.868788][ T2081] Tainted: [W]=WARN
[   56.868789][ T2081] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.868791][ T2081] Call Trace:
[   56.868792][ T2081]  <TASK>
[   56.868794][ T2081]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   56.868799][ T2081]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   56.868801][ T2081]  __might_resched.cold (kernel/sched/core.c:9234)
[   56.868805][ T2081]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   56.868808][ T2081]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   56.868811][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.868815][ T2081]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   56.868818][ T2081]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.868820][ T2081]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.868824][ T2081]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   56.868826][ T2081]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.868828][ T2081]  put_chars (drivers/char/virtio_console.c:1176)
[   56.868830][ T2081]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   56.868832][ T2081]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   56.868834][ T2081]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   56.868838][ T2081]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   56.868839][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.868841][ T2081]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.868843][ T2081]  console_emit_next_record (kernel/printk/printk.c:3183)
[   56.868846][ T2081]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   56.868848][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.868850][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.868852][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.868853][ T2081]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.868855][ T2081]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   56.868857][ T2081]  console_flush_one_record (kernel/printk/printk.c:3268)
[   56.868859][ T2081]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   56.868862][ T2081]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   56.868864][ T2081]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.868865][ T2081]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   56.868867][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.868869][ T2081]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.868870][ T2081]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   56.868872][ T2081]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   56.868874][ T2081]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   56.868876][ T2081]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   56.868878][ T2081]  vprintk_emit (kernel/printk/printk.c:2479)
[   56.868880][ T2081]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   56.868882][ T2081]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   56.868885][ T2081]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.868888][ T2081]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   56.868889][ T2081]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   56.868892][ T2081]  ? ___sys_sendmsg (net/socket.c:2767)
[   56.868893][ T2081]  ? __sys_sendmsg (net/socket.c:2799)
[   56.868895][ T2081]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   56.868898][ T2081]  _printk (kernel/printk/printk.c:2504)
[   56.868902][ T2081]  ? snapshot_read.cold (user.c:?)
[   56.868904][ T2081]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   56.868907][ T2081]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   56.868909][ T2081]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   56.868911][ T2081]  ? netdev_notice (net/core/dev.c:13194)
[   56.868913][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.868914][ T2081]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   56.868916][ T2081]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   56.868918][ T2081]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   56.868920][ T2081]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   56.868923][ T2081]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   56.868925][ T2081]  dev_set_allmulti (net/core/dev_api.c:315)
[   56.868928][ T2081] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   56.868941][ T2081]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   56.868945][ T2081]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   56.868947][ T2081] br_del_if (net/bridge/br_if.c:732) bridge
[   56.868955][ T2081]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   56.868957][ T2081]  do_set_master (net/core/rtnetlink.c:3055)
[   56.868960][ T2081]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   56.868962][ T2081]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   56.868965][ T2081]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   56.868967][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.868968][ T2081]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   56.868972][ T2081]  ? kasan_save_stack (mm/kasan/common.c:58)
[   56.868975][ T2081]  ? kasan_save_stack (mm/kasan/common.c:57)
[   56.868976][ T2081]  ? kasan_save_track (mm/kasan/common.c:78)
[   56.868978][ T2081]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   56.868979][ T2081]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   56.868981][ T2081]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   56.868982][ T2081]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   56.868983][ T2081]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   56.868985][ T2081]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.868986][ T2081]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   56.868987][ T2081]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   56.868988][ T2081]  ? ___sys_sendmsg (net/socket.c:2767)
[   56.868990][ T2081]  ? __sys_sendmsg (net/socket.c:2799)
[   56.868991][ T2081]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   56.868992][ T2081]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.868995][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.868997][ T2081]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.868998][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.869000][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.869002][ T2081]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   56.869004][ T2081]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   56.869006][ T2081]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   56.869007][ T2081]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   56.869009][ T2081]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   56.869010][ T2081]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.869013][ T2081]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   56.869015][ T2081]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   56.869017][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.869019][ T2081]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   56.869020][ T2081]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.869021][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.869023][ T2081]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   56.869025][ T2081]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   56.869027][ T2081]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   56.869028][ T2081]  ? __kernel_text_address (kernel/extable.c:79)
[   56.869030][ T2081]  ? write_profile (profile.c:?)
[   56.869031][ T2081]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   56.869033][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.869035][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.869037][ T2081]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   56.869040][ T2081]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.869042][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.869044][ T2081]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   56.869045][ T2081]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   56.869047][ T2081]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.869048][ T2081]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   56.869055][ T2081]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   56.869058][ T2081]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   56.869059][ T2081]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.869061][ T2081]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.869062][ T2081]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.869064][ T2081]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   56.869066][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.869068][ T2081]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.869070][ T2081]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.869072][ T2081]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.869074][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.869075][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.869077][ T2081]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.869079][ T2081]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   56.869081][ T2081]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   56.869083][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.869085][ T2081]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.869087][ T2081]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   56.869089][ T2081]  ? copy_msghdr_from_user (net/socket.c:2650)
[   56.869090][ T2081]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   56.869092][ T2081]  ? move_addr_to_kernel (net/socket.c:258)
[   56.869093][ T2081]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   56.869096][ T2081]  ___sys_sendmsg (net/socket.c:2767)
[   56.869098][ T2081]  ? copy_msghdr_from_user (net/socket.c:2619)
[   56.869103][ T2081]  __sys_sendmsg (net/socket.c:2799)
[   56.869105][ T2081]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   56.869108][ T2081]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.869110][ T2081]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   56.869111][ T2081]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   56.869113][ T2081]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.869115][ T2081] RIP: 0033:0x7f2713a4754e
[   56.869116][ T2081] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.869118][ T2081] RSP: 002b:00007ffd1912d1f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.869122][ T2081] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2713a4754e
[   56.869123][ T2081] RDX: 0000000000000000 RSI: 00007ffd1912d2a0 RDI: 0000000000000005
[   56.869124][ T2081] RBP: 00007ffd1912d200 R08: 0000000000000000 R09: 0000000000000000
[   56.869125][ T2081] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910042
[   56.869126][ T2081] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd1912d960
| [   59.730861][ T2204] softirqs last disabled at (0): 0x0
| [   59.730863][ T2204] Preemption disabled at:
| [   59.730864][ T2204] vprintk_emit (kernel/printk/printk.c:2471)
| [   59.730875][ T2204] Tainted: [W]=WARN
[   59.730876][ T2204] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.730877][ T2204] Call Trace:
[   59.730879][ T2204]  <TASK>
[   59.730880][ T2204]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   59.730885][ T2204]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   59.730887][ T2204]  __might_resched.cold (kernel/sched/core.c:9234)
[   59.730891][ T2204]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   59.730894][ T2204]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   59.730897][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.730901][ T2204]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   59.730904][ T2204]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   59.730907][ T2204]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.730911][ T2204]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   59.730912][ T2204]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.730914][ T2204]  put_chars (drivers/char/virtio_console.c:1176)
[   59.730916][ T2204]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   59.730918][ T2204]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   59.730920][ T2204]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   59.730924][ T2204]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   59.730925][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.730927][ T2204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.730929][ T2204]  console_emit_next_record (kernel/printk/printk.c:3183)
[   59.730932][ T2204]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   59.730934][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.730935][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.730937][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.730939][ T2204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.730941][ T2204]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   59.730942][ T2204]  console_flush_one_record (kernel/printk/printk.c:3268)
[   59.730945][ T2204]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   59.730947][ T2204]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   59.730949][ T2204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.730951][ T2204]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   59.730952][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.730954][ T2204]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   59.730955][ T2204]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   59.730957][ T2204]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   59.730959][ T2204]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   59.730961][ T2204]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   59.730963][ T2204]  vprintk_emit (kernel/printk/printk.c:2479)
[   59.730965][ T2204]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   59.730967][ T2204]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   59.730970][ T2204]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.730973][ T2204]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   59.730974][ T2204]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   59.730977][ T2204]  ? ___sys_sendmsg (net/socket.c:2767)
[   59.730979][ T2204]  ? __sys_sendmsg (net/socket.c:2799)
[   59.730980][ T2204]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   59.730983][ T2204]  _printk (kernel/printk/printk.c:2504)
[   59.730987][ T2204]  ? snapshot_read.cold (user.c:?)
[   59.730989][ T2204]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   59.730992][ T2204]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   59.730994][ T2204]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   59.730996][ T2204]  ? netdev_notice (net/core/dev.c:13194)
[   59.730997][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.730999][ T2204]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   59.731001][ T2204]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   59.731003][ T2204]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   59.731005][ T2204]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   59.731007][ T2204]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   59.731010][ T2204]  dev_set_allmulti (net/core/dev_api.c:315)
[   59.731013][ T2204] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   59.731026][ T2204]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   59.731029][ T2204]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   59.731032][ T2204] br_del_if (net/bridge/br_if.c:732) bridge
[   59.731039][ T2204]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.731041][ T2204]  do_set_master (net/core/rtnetlink.c:3055)
[   59.731044][ T2204]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   59.731047][ T2204]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   59.731050][ T2204]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   59.731051][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.731053][ T2204]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   59.731056][ T2204]  ? kasan_save_stack (mm/kasan/common.c:58)
[   59.731059][ T2204]  ? kasan_save_stack (mm/kasan/common.c:57)
[   59.731060][ T2204]  ? kasan_save_track (mm/kasan/common.c:78)
[   59.731062][ T2204]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   59.731063][ T2204]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   59.731071][ T2204]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   59.731072][ T2204]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   59.731073][ T2204]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   59.731075][ T2204]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.731076][ T2204]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   59.731077][ T2204]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   59.731079][ T2204]  ? ___sys_sendmsg (net/socket.c:2767)
[   59.731080][ T2204]  ? __sys_sendmsg (net/socket.c:2799)
[   59.731081][ T2204]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   59.731083][ T2204]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.731085][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.731087][ T2204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.731088][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.731090][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.731092][ T2204]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   59.731094][ T2204]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   59.731096][ T2204]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   59.731097][ T2204]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   59.731099][ T2204]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   59.731100][ T2204]  ? nla_get_range_signed (lib/nlattr.c:270)
[   59.731103][ T2204]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   59.731105][ T2204]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   59.731107][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.731108][ T2204]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.731110][ T2204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.731111][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.731113][ T2204]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   59.731115][ T2204]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   59.731117][ T2204]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   59.731118][ T2204]  ? __kernel_text_address (kernel/extable.c:79)
[   59.731119][ T2204]  ? write_profile (profile.c:?)
[   59.731121][ T2204]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   59.731123][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.731125][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.731126][ T2204]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   59.731130][ T2204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.731131][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.731133][ T2204]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.731135][ T2204]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   59.731136][ T2204]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.731137][ T2204]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   59.731139][ T2204]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   59.731141][ T2204]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   59.731143][ T2204]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.731144][ T2204]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   59.731146][ T2204]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.731147][ T2204]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   59.731149][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.731151][ T2204]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   59.731153][ T2204]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.731155][ T2204]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.731157][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.731158][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.731160][ T2204]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.731162][ T2204]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   59.731164][ T2204]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   59.731166][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.731168][ T2204]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   59.731169][ T2204]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   59.731171][ T2204]  ? copy_msghdr_from_user (net/socket.c:2650)
[   59.731173][ T2204]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   59.731174][ T2204]  ? move_addr_to_kernel (net/socket.c:258)
[   59.731176][ T2204]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   59.731178][ T2204]  ___sys_sendmsg (net/socket.c:2767)
[   59.731180][ T2204]  ? copy_msghdr_from_user (net/socket.c:2619)
[   59.731185][ T2204]  __sys_sendmsg (net/socket.c:2799)
[   59.731187][ T2204]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   59.731189][ T2204]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.731191][ T2204]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   59.731193][ T2204]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   59.731195][ T2204]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.731196][ T2204] RIP: 0033:0x7fc367c8954e
[   59.731198][ T2204] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.731200][ T2204] RSP: 002b:00007ffeace4d090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.731203][ T2204] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc367c8954e
[   59.731205][ T2204] RDX: 0000000000000000 RSI: 00007ffeace4d140 RDI: 0000000000000005
[   59.731206][ T2204] RBP: 00007ffeace4d0a0 R08: 0000000000000000 R09: 0000000000000000
[   59.731207][ T2204] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910045
[   59.731208][ T2204] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeace4d800
| [   62.289699][ T2270] softirqs last disabled at (0): 0x0
| [   62.289701][ T2270] Preemption disabled at:
| [   62.289702][ T2270] vprintk_emit (kernel/printk/printk.c:2471)
| [   62.289713][ T2270] Tainted: [W]=WARN
[   62.289714][ T2270] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.289716][ T2270] Call Trace:
[   62.289717][ T2270]  <TASK>
[   62.289718][ T2270]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   62.289724][ T2270]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   62.289726][ T2270]  __might_resched.cold (kernel/sched/core.c:9234)
[   62.289729][ T2270]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   62.289733][ T2270]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   62.289736][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.289739][ T2270]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   62.289743][ T2270]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   62.289745][ T2270]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   62.289749][ T2270]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   62.289751][ T2270]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   62.289752][ T2270]  put_chars (drivers/char/virtio_console.c:1176)
[   62.289754][ T2270]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   62.289756][ T2270]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   62.289759][ T2270]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   62.289762][ T2270]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   62.289763][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.289765][ T2270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.289767][ T2270]  console_emit_next_record (kernel/printk/printk.c:3183)
[   62.289770][ T2270]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   62.289772][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.289773][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.289775][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.289777][ T2270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.289778][ T2270]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   62.289780][ T2270]  console_flush_one_record (kernel/printk/printk.c:3268)
[   62.289782][ T2270]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   62.289785][ T2270]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   62.289787][ T2270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.289788][ T2270]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   62.289790][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.289791][ T2270]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   62.289793][ T2270]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   62.289794][ T2270]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   62.289796][ T2270]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   62.289798][ T2270]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   62.289800][ T2270]  vprintk_emit (kernel/printk/printk.c:2479)
[   62.289803][ T2270]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   62.289804][ T2270]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   62.289807][ T2270]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.289810][ T2270]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   62.289811][ T2270]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   62.289814][ T2270]  ? ___sys_sendmsg (net/socket.c:2767)
[   62.289815][ T2270]  ? __sys_sendmsg (net/socket.c:2799)
[   62.289817][ T2270]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   62.289820][ T2270]  _printk (kernel/printk/printk.c:2504)
[   62.289823][ T2270]  ? snapshot_read.cold (user.c:?)
[   62.289825][ T2270]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   62.289828][ T2270]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   62.289830][ T2270]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   62.289832][ T2270]  ? netdev_notice (net/core/dev.c:13194)
[   62.289834][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.289835][ T2270]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   62.289837][ T2270]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   62.289840][ T2270]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   62.289841][ T2270]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   62.289843][ T2270]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   62.289846][ T2270]  dev_set_allmulti (net/core/dev_api.c:315)
[   62.289849][ T2270] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   62.289862][ T2270]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   62.289865][ T2270]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   62.289868][ T2270] br_del_if (net/bridge/br_if.c:732) bridge
[   62.289875][ T2270]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   62.289878][ T2270]  do_set_master (net/core/rtnetlink.c:3055)
[   62.289880][ T2270]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   62.289883][ T2270]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   62.289886][ T2270]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   62.289887][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.289889][ T2270]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   62.289892][ T2270]  ? kasan_save_stack (mm/kasan/common.c:58)
[   62.289895][ T2270]  ? kasan_save_stack (mm/kasan/common.c:57)
[   62.289896][ T2270]  ? kasan_save_track (mm/kasan/common.c:78)
[   62.289898][ T2270]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   62.289899][ T2270]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   62.289901][ T2270]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   62.289902][ T2270]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   62.289903][ T2270]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   62.289904][ T2270]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.289905][ T2270]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   62.289907][ T2270]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   62.289908][ T2270]  ? ___sys_sendmsg (net/socket.c:2767)
[   62.289909][ T2270]  ? __sys_sendmsg (net/socket.c:2799)
[   62.289911][ T2270]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   62.289912][ T2270]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.289914][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.289916][ T2270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.289917][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.289919][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.289921][ T2270]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   62.289923][ T2270]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   62.289925][ T2270]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   62.289927][ T2270]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   62.289928][ T2270]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   62.289929][ T2270]  ? nla_get_range_signed (lib/nlattr.c:270)
[   62.289932][ T2270]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   62.289934][ T2270]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   62.289936][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.289938][ T2270]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   62.289939][ T2270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.289940][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.289942][ T2270]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   62.289944][ T2270]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   62.289946][ T2270]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   62.289947][ T2270]  ? __kernel_text_address (kernel/extable.c:79)
[   62.289948][ T2270]  ? write_profile (profile.c:?)
[   62.289949][ T2270]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   62.289952][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.289953][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.289955][ T2270]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   62.289958][ T2270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.289960][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.289961][ T2270]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   62.289963][ T2270]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   62.289964][ T2270]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.289966][ T2270]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   62.289967][ T2270]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   62.289970][ T2270]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   62.289971][ T2270]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.289972][ T2270]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   62.289974][ T2270]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.289975][ T2270]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   62.289978][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.289979][ T2270]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   62.289981][ T2270]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.289983][ T2270]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.289985][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.289986][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.289988][ T2270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.289990][ T2270]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   62.289992][ T2270]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   62.289994][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.289995][ T2270]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   62.289997][ T2270]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   62.289999][ T2270]  ? copy_msghdr_from_user (net/socket.c:2650)
[   62.290000][ T2270]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   62.290002][ T2270]  ? move_addr_to_kernel (net/socket.c:258)
[   62.290003][ T2270]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   62.290006][ T2270]  ___sys_sendmsg (net/socket.c:2767)
[   62.290008][ T2270]  ? copy_msghdr_from_user (net/socket.c:2619)
[   62.290013][ T2270]  __sys_sendmsg (net/socket.c:2799)
[   62.290014][ T2270]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   62.290017][ T2270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.290019][ T2270]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   62.290020][ T2270]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   62.290023][ T2270]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.290024][ T2270] RIP: 0033:0x7f5a47f8354e
[   62.290026][ T2270] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.290028][ T2270] RSP: 002b:00007ffc21d1cf50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.290032][ T2270] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5a47f8354e
[   62.290033][ T2270] RDX: 0000000000000000 RSI: 00007ffc21d1d000 RDI: 0000000000000005
[   62.290034][ T2270] RBP: 00007ffc21d1cf60 R08: 0000000000000000 R09: 0000000000000000
[   62.290035][ T2270] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910047
[   62.290036][ T2270] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc21d1d6c0
| [   65.119922][ T2375] softirqs last disabled at (0): 0x0
| [   65.119924][ T2375] Preemption disabled at:
| [   65.119925][ T2375] vprintk_emit (kernel/printk/printk.c:2471)
| [   65.119936][ T2375] Tainted: [W]=WARN
[   65.119937][ T2375] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   65.119939][ T2375] Call Trace:
[   65.119941][ T2375]  <TASK>
[   65.119942][ T2375]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   65.119947][ T2375]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   65.119949][ T2375]  __might_resched.cold (kernel/sched/core.c:9234)
[   65.119953][ T2375]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   65.119957][ T2375]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   65.119960][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.119964][ T2375]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   65.119967][ T2375]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   65.119969][ T2375]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   65.119973][ T2375]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   65.119975][ T2375]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   65.119977][ T2375]  put_chars (drivers/char/virtio_console.c:1176)
[   65.119979][ T2375]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   65.119981][ T2375]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   65.119984][ T2375]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   65.119987][ T2375]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   65.119988][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.119990][ T2375]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.119992][ T2375]  console_emit_next_record (kernel/printk/printk.c:3183)
[   65.119995][ T2375]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   65.119997][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.119998][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.120000][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.120002][ T2375]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.120003][ T2375]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   65.120005][ T2375]  console_flush_one_record (kernel/printk/printk.c:3268)
[   65.120007][ T2375]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   65.120010][ T2375]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   65.120012][ T2375]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.120013][ T2375]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   65.120015][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.120017][ T2375]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   65.120018][ T2375]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   65.120019][ T2375]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   65.120022][ T2375]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   65.120024][ T2375]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   65.120026][ T2375]  vprintk_emit (kernel/printk/printk.c:2479)
[   65.120028][ T2375]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   65.120030][ T2375]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   65.120033][ T2375]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.120036][ T2375]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   65.120037][ T2375]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   65.120040][ T2375]  ? ___sys_sendmsg (net/socket.c:2767)
[   65.120041][ T2375]  ? __sys_sendmsg (net/socket.c:2799)
[   65.120043][ T2375]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   65.120046][ T2375]  _printk (kernel/printk/printk.c:2504)
[   65.120049][ T2375]  ? snapshot_read.cold (user.c:?)
[   65.120052][ T2375]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   65.120054][ T2375]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   65.120056][ T2375]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   65.120058][ T2375]  ? netdev_notice (net/core/dev.c:13194)
[   65.120060][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.120062][ T2375]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   65.120063][ T2375]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   65.120066][ T2375]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   65.120067][ T2375]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   65.120070][ T2375]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   65.120073][ T2375]  dev_set_allmulti (net/core/dev_api.c:315)
[   65.120076][ T2375] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   65.120089][ T2375]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   65.120093][ T2375]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   65.120102][ T2375] br_del_if (net/bridge/br_if.c:732) bridge
[   65.120109][ T2375]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   65.120112][ T2375]  do_set_master (net/core/rtnetlink.c:3055)
[   65.120114][ T2375]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   65.120117][ T2375]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   65.120120][ T2375]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   65.120122][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.120123][ T2375]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   65.120127][ T2375]  ? kasan_save_stack (mm/kasan/common.c:58)
[   65.120130][ T2375]  ? kasan_save_stack (mm/kasan/common.c:57)
[   65.120131][ T2375]  ? kasan_save_track (mm/kasan/common.c:78)
[   65.120133][ T2375]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   65.120134][ T2375]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   65.120136][ T2375]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   65.120137][ T2375]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   65.120138][ T2375]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   65.120139][ T2375]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.120141][ T2375]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   65.120142][ T2375]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   65.120143][ T2375]  ? ___sys_sendmsg (net/socket.c:2767)
[   65.120145][ T2375]  ? __sys_sendmsg (net/socket.c:2799)
[   65.120146][ T2375]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   65.120147][ T2375]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   65.120150][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.120152][ T2375]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.120153][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.120155][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.120156][ T2375]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   65.120158][ T2375]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   65.120161][ T2375]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   65.120162][ T2375]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   65.120164][ T2375]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   65.120165][ T2375]  ? nla_get_range_signed (lib/nlattr.c:270)
[   65.120167][ T2375]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   65.120169][ T2375]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   65.120171][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.120173][ T2375]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   65.120174][ T2375]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.120175][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.120178][ T2375]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   65.120179][ T2375]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   65.120181][ T2375]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   65.120182][ T2375]  ? __kernel_text_address (kernel/extable.c:79)
[   65.120184][ T2375]  ? write_profile (profile.c:?)
[   65.120185][ T2375]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   65.120187][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.120189][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.120191][ T2375]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   65.120194][ T2375]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.120196][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.120197][ T2375]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   65.120199][ T2375]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   65.120200][ T2375]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.120202][ T2375]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   65.120203][ T2375]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   65.120206][ T2375]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   65.120207][ T2375]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.120208][ T2375]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   65.120210][ T2375]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   65.120211][ T2375]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   65.120214][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.120216][ T2375]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   65.120219][ T2375]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.120221][ T2375]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   65.120223][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.120225][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.120227][ T2375]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.120228][ T2375]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   65.120230][ T2375]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   65.120232][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.120234][ T2375]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   65.120236][ T2375]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   65.120237][ T2375]  ? copy_msghdr_from_user (net/socket.c:2650)
[   65.120239][ T2375]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   65.120240][ T2375]  ? move_addr_to_kernel (net/socket.c:258)
[   65.120242][ T2375]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   65.120244][ T2375]  ___sys_sendmsg (net/socket.c:2767)
[   65.120246][ T2375]  ? copy_msghdr_from_user (net/socket.c:2619)
[   65.120251][ T2375]  __sys_sendmsg (net/socket.c:2799)
[   65.120253][ T2375]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   65.120256][ T2375]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.120258][ T2375]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   65.120259][ T2375]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   65.120261][ T2375]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   65.120263][ T2375] RIP: 0033:0x7f25eac1654e
[   65.120265][ T2375] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   65.120267][ T2375] RSP: 002b:00007ffede277a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   65.120270][ T2375] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f25eac1654e
[   65.120272][ T2375] RDX: 0000000000000000 RSI: 00007ffede277b30 RDI: 0000000000000005
[   65.120273][ T2375] RBP: 00007ffede277a90 R08: 0000000000000000 R09: 0000000000000000
[   65.120274][ T2375] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91004a
[   65.120274][ T2375] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffede2781f0
| [   68.119284][ T2503] softirqs last disabled at (0): 0x0
| [   68.119286][ T2503] Preemption disabled at:
| [   68.119287][ T2503] vprintk_emit (kernel/printk/printk.c:2471)
| [   68.119297][ T2503] Tainted: [W]=WARN
[   68.119298][ T2503] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   68.119299][ T2503] Call Trace:
[   68.119301][ T2503]  <TASK>
[   68.119302][ T2503]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   68.119307][ T2503]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   68.119309][ T2503]  __might_resched.cold (kernel/sched/core.c:9234)
[   68.119313][ T2503]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   68.119316][ T2503]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   68.119319][ T2503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.119322][ T2503]  __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))
[   68.119326][ T2503]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   68.119328][ T2503]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   68.119332][ T2503]  ? 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)
[   68.119334][ T2503]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   68.119336][ T2503]  put_chars (drivers/char/virtio_console.c:1176)
[   68.119338][ T2503]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   68.119340][ T2503]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   68.119342][ T2503]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   68.119345][ T2503]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   68.119347][ T2503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.119348][ T2503]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   68.119350][ T2503]  console_emit_next_record (kernel/printk/printk.c:3183)
[   68.119353][ T2503]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   68.119355][ T2503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.119357][ T2503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.119358][ T2503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.119360][ T2503]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   68.119362][ T2503]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   68.119364][ T2503]  console_flush_one_record (kernel/printk/printk.c:3268)
[   68.119366][ T2503]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   68.119369][ T2503]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   68.119371][ T2503]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   68.119372][ T2503]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   68.119374][ T2503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.119375][ T2503]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   68.119377][ T2503]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   68.119378][ T2503]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   68.119380][ T2503]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   68.119382][ T2503]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   68.119384][ T2503]  vprintk_emit (kernel/printk/printk.c:2479)
[   68.119387][ T2503]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   68.119389][ T2503]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   68.119391][ T2503]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.119394][ T2503]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   68.119395][ T2503]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   68.119398][ T2503]  ? ___sys_sendmsg (net/socket.c:2767)
[   68.119400][ T2503]  ? __sys_sendmsg (net/socket.c:2799)
[   68.119402][ T2503]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   68.119405][ T2503]  _printk (kernel/printk/printk.c:2504)
[   68.119408][ T2503]  ? snapshot_read.cold (user.c:?)
[   68.119410][ T2503]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   68.119413][ T2503]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   68.119414][ T2503]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   68.119416][ T2503]  ? netdev_notice (net/core/dev.c:13194)
[   68.119418][ T2503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.119420][ T2503]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   68.119421][ T2503]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   68.119424][ T2503]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   68.119425][ T2503]  ? 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)
[   68.119428][ T2503]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   68.119431][ T2503]  dev_set_allmulti (net/core/dev_api.c:315)
[   68.119434][ T2503] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   68.119446][ T2503]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   68.119450][ T2503] br_del_if (net/bridge/br_if.c:732) bridge
[   68.119457][ T2503]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   68.119459][ T2503]  do_set_master (net/core/rtnetlink.c:3055)
[   68.119462][ T2503]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   68.119464][ T2503]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   68.119467][ T2503]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   68.119468][ T2503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.119470][ T2503]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   68.119474][ T2503]  ? kasan_save_stack (mm/kasan/common.c:58)
[   68.119476][ T2503]  ? kasan_save_stack (mm/kasan/common.c:57)
[   68.119478][ T2503]  ? kasan_save_track (mm/kasan/common.c:78)
[   68.119479][ T2503]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   68.119481][ T2503]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   68.119482][ T2503]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   68.119483][ T2503]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   68.119484][ T2503]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   68.119486][ T2503]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.119487][ T2503]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   68.119488][ T2503]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   68.119489][ T2503]  ? ___sys_sendmsg (net/socket.c:2767)
[   68.119491][ T2503]  ? __sys_sendmsg (net/socket.c:2799)
[   68.119492][ T2503]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   68.119493][ T2503]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.119496][ T2503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.119498][ T2503]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   68.119499][ T2503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.119500][ T2503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.119502][ T2503]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   68.119504][ T2503]  ? __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)
[   68.119507][ T2503]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   68.119508][ T2503]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   68.119509][ T2503]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   68.119511][ T2503]  ? nla_get_range_signed (lib/nlattr.c:270)
[   68.119513][ T2503]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   68.119515][ T2503]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   68.119517][ T2503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.119519][ T2503]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   68.119520][ T2503]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   68.119521][ T2503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.119523][ T2503]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   68.119525][ T2503]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   68.119527][ T2503]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   68.119529][ T2503]  ? __kernel_text_address (kernel/extable.c:79)
[   68.119530][ T2503]  ? write_profile (profile.c:?)
[   68.119532][ T2503]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   68.119534][ T2503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.119536][ T2503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.119537][ T2503]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   68.119541][ T2503]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   68.119542][ T2503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.119544][ T2503]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   68.119545][ T2503]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   68.119547][ T2503]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.119548][ T2503]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   68.119550][ T2503]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   68.119552][ T2503]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   68.119554][ T2503]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   68.119555][ T2503]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   68.119556][ T2503]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   68.119558][ T2503]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   68.119560][ T2503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.119562][ T2503]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   68.119564][ T2503]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   68.119566][ T2503]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   68.119567][ T2503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.119569][ T2503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.119571][ T2503]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   68.119573][ T2503]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   68.119575][ T2503]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   68.119577][ T2503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.119578][ T2503]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   68.119580][ T2503]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   68.119582][ T2503]  ? copy_msghdr_from_user (net/socket.c:2650)
[   68.119584][ T2503]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   68.119585][ T2503]  ? move_addr_to_kernel (net/socket.c:258)
[   68.119587][ T2503]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   68.119589][ T2503]  ___sys_sendmsg (net/socket.c:2767)
[   68.119591][ T2503]  ? copy_msghdr_from_user (net/socket.c:2619)
[   68.119596][ T2503]  __sys_sendmsg (net/socket.c:2799)
[   68.119598][ T2503]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   68.119600][ T2503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   68.119602][ T2503]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   68.119604][ T2503]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   68.119606][ T2503]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   68.119607][ T2503] RIP: 0033:0x7efcd23d754e
[   68.119609][ T2503] 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
[   68.119611][ T2503] RSP: 002b:00007ffc27b26650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   68.119615][ T2503] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efcd23d754e
[   68.119616][ T2503] RDX: 0000000000000000 RSI: 00007ffc27b26700 RDI: 0000000000000005
[   68.119617][ T2503] RBP: 00007ffc27b26660 R08: 0000000000000000 R09: 0000000000000000
[   68.119618][ T2503] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91004d
[   68.119619][ T2503] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc27b26dc0
| [   72.720935][ T2561] softirqs last disabled at (0): 0x0
| [   72.720937][ T2561] Preemption disabled at:
| [   72.720938][ T2561] vprintk_emit (kernel/printk/printk.c:2471)
| [   72.720952][ T2561] Tainted: [W]=WARN
[   72.720953][ T2561] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.720955][ T2561] Call Trace:
[   72.720957][ T2561]  <TASK>
[   72.720959][ T2561]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   72.720965][ T2561]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   72.720968][ T2561]  __might_resched.cold (kernel/sched/core.c:9234)
[   72.720973][ T2561]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   72.720977][ T2561]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   72.720981][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.720986][ T2561]  __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))
[   72.720989][ T2561]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   72.720993][ T2561]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   72.720998][ T2561]  ? 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)
[   72.721001][ T2561]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   72.721003][ T2561]  put_chars (drivers/char/virtio_console.c:1176)
[   72.721006][ T2561]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   72.721009][ T2561]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   72.721013][ T2561]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   72.721017][ T2561]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   72.721020][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.721022][ T2561]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.721026][ T2561]  console_emit_next_record (kernel/printk/printk.c:3183)
[   72.721030][ T2561]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   72.721033][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.721035][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.721038][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.721040][ T2561]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.721043][ T2561]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   72.721046][ T2561]  console_flush_one_record (kernel/printk/printk.c:3268)
[   72.721049][ T2561]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   72.721053][ T2561]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   72.721056][ T2561]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.721058][ T2561]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   72.721061][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.721063][ T2561]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   72.721066][ T2561]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   72.721068][ T2561]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   72.721071][ T2561]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   72.721074][ T2561]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   72.721077][ T2561]  vprintk_emit (kernel/printk/printk.c:2479)
[   72.721080][ T2561]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   72.721083][ T2561]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   72.721087][ T2561]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.721090][ T2561]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   72.721092][ T2561]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   72.721096][ T2561]  ? ___sys_sendmsg (net/socket.c:2767)
[   72.721098][ T2561]  ? __sys_sendmsg (net/socket.c:2799)
[   72.721100][ T2561]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   72.721105][ T2561]  _printk (kernel/printk/printk.c:2504)
[   72.721109][ T2561]  ? snapshot_read.cold (user.c:?)
[   72.721112][ T2561]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   72.721116][ T2561]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   72.721119][ T2561]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   72.721122][ T2561]  ? netdev_notice (net/core/dev.c:13194)
[   72.721125][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.721127][ T2561]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   72.721130][ T2561]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   72.721134][ T2561]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   72.721136][ T2561]  ? 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)
[   72.721147][ T2561]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   72.721151][ T2561]  dev_set_allmulti (net/core/dev_api.c:315)
[   72.721155][ T2561] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   72.721173][ T2561]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   72.721177][ T2561]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   72.721181][ T2561] br_del_if (net/bridge/br_if.c:732) bridge
[   72.721193][ T2561]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   72.721196][ T2561]  do_set_master (net/core/rtnetlink.c:3055)
[   72.721200][ T2561]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   72.721204][ T2561]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   72.721207][ T2561]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   72.721209][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.721212][ T2561]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   72.721219][ T2561]  ? kasan_save_stack (mm/kasan/common.c:58)
[   72.721222][ T2561]  ? kasan_save_stack (mm/kasan/common.c:57)
[   72.721224][ T2561]  ? kasan_save_track (mm/kasan/common.c:78)
[   72.721227][ T2561]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   72.721229][ T2561]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   72.721232][ T2561]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   72.721234][ T2561]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   72.721235][ T2561]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   72.721238][ T2561]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.721240][ T2561]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   72.721242][ T2561]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   72.721244][ T2561]  ? ___sys_sendmsg (net/socket.c:2767)
[   72.721246][ T2561]  ? __sys_sendmsg (net/socket.c:2799)
[   72.721248][ T2561]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   72.721250][ T2561]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.721254][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.721257][ T2561]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.721259][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.721261][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.721264][ T2561]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   72.721267][ T2561]  ? __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)
[   72.721270][ T2561]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   72.721272][ T2561]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   72.721275][ T2561]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   72.721277][ T2561]  ? nla_get_range_signed (lib/nlattr.c:270)
[   72.721280][ T2561]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   72.721284][ T2561]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   72.721287][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.721290][ T2561]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   72.721292][ T2561]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.721294][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.721297][ T2561]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   72.721299][ T2561]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   72.721302][ T2561]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   72.721304][ T2561]  ? __kernel_text_address (kernel/extable.c:79)
[   72.721306][ T2561]  ? write_profile (profile.c:?)
[   72.721308][ T2561]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   72.721311][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.721314][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.721316][ T2561]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   72.721321][ T2561]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.721323][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.721325][ T2561]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   72.721328][ T2561]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   72.721330][ T2561]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.721332][ T2561]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   72.721334][ T2561]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   72.721338][ T2561]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   72.721341][ T2561]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.721343][ T2561]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   72.721345][ T2561]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.721347][ T2561]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   72.721351][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.721354][ T2561]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   72.721357][ T2561]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.721360][ T2561]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.721363][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.721365][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.721368][ T2561]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.721371][ T2561]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   72.721374][ T2561]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   72.721377][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.721380][ T2561]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   72.721382][ T2561]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   72.721385][ T2561]  ? copy_msghdr_from_user (net/socket.c:2650)
[   72.721388][ T2561]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   72.721390][ T2561]  ? move_addr_to_kernel (net/socket.c:258)
[   72.721392][ T2561]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   72.721397][ T2561]  ___sys_sendmsg (net/socket.c:2767)
[   72.721399][ T2561]  ? copy_msghdr_from_user (net/socket.c:2619)
[   72.721408][ T2561]  __sys_sendmsg (net/socket.c:2799)
[   72.721411][ T2561]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   72.721415][ T2561]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.721418][ T2561]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   72.721420][ T2561]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   72.721423][ T2561]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.721426][ T2561] RIP: 0033:0x7fc90c51e54e
[   72.721429][ T2561] 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
[   72.721431][ T2561] RSP: 002b:00007ffe4becdef0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.721436][ T2561] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc90c51e54e
[   72.721438][ T2561] RDX: 0000000000000000 RSI: 00007ffe4becdfa0 RDI: 0000000000000005
[   72.721440][ T2561] RBP: 00007ffe4becdf00 R08: 0000000000000000 R09: 0000000000000000
[   72.721441][ T2561] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910052
[   72.721442][ T2561] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe4bece660
| [   75.372193][ T2660] softirqs last disabled at (0): 0x0
| [   75.372195][ T2660] Preemption disabled at:
| [   75.372196][ T2660] vprintk_emit (kernel/printk/printk.c:2471)
| [   75.372206][ T2660] Tainted: [W]=WARN
[   75.372207][ T2660] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.372209][ T2660] Call Trace:
[   75.372211][ T2660]  <TASK>
[   75.372212][ T2660]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   75.372219][ T2660]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   75.372221][ T2660]  __might_resched.cold (kernel/sched/core.c:9234)
[   75.372225][ T2660]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   75.372228][ T2660]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   75.372231][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.372234][ T2660]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   75.372237][ T2660]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   75.372240][ T2660]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   75.372244][ T2660]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   75.372245][ T2660]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   75.372247][ T2660]  put_chars (drivers/char/virtio_console.c:1176)
[   75.372249][ T2660]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   75.372251][ T2660]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   75.372253][ T2660]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   75.372256][ T2660]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   75.372258][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.372259][ T2660]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.372262][ T2660]  console_emit_next_record (kernel/printk/printk.c:3183)
[   75.372264][ T2660]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   75.372266][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.372268][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.372269][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.372271][ T2660]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.372273][ T2660]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   75.372274][ T2660]  console_flush_one_record (kernel/printk/printk.c:3268)
[   75.372277][ T2660]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   75.372279][ T2660]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   75.372281][ T2660]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.372283][ T2660]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   75.372284][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.372286][ T2660]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   75.372287][ T2660]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   75.372289][ T2660]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   75.372291][ T2660]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   75.372293][ T2660]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   75.372295][ T2660]  vprintk_emit (kernel/printk/printk.c:2479)
[   75.372297][ T2660]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   75.372299][ T2660]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   75.372302][ T2660]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.372305][ T2660]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   75.372306][ T2660]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   75.372309][ T2660]  ? ___sys_sendmsg (net/socket.c:2767)
[   75.372310][ T2660]  ? __sys_sendmsg (net/socket.c:2799)
[   75.372312][ T2660]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   75.372315][ T2660]  _printk (kernel/printk/printk.c:2504)
[   75.372318][ T2660]  ? snapshot_read.cold (user.c:?)
[   75.372320][ T2660]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   75.372323][ T2660]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   75.372325][ T2660]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   75.372326][ T2660]  ? netdev_notice (net/core/dev.c:13194)
[   75.372328][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.372330][ T2660]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   75.372332][ T2660]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   75.372334][ T2660]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   75.372335][ T2660]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   75.372338][ T2660]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   75.372341][ T2660]  dev_set_allmulti (net/core/dev_api.c:315)
[   75.372344][ T2660] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   75.372356][ T2660]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   75.372360][ T2660]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   75.372363][ T2660] br_del_if (net/bridge/br_if.c:732) bridge
[   75.372370][ T2660]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   75.372372][ T2660]  do_set_master (net/core/rtnetlink.c:3055)
[   75.372375][ T2660]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   75.372378][ T2660]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   75.372381][ T2660]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   75.372382][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.372384][ T2660]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   75.372387][ T2660]  ? kasan_save_stack (mm/kasan/common.c:58)
[   75.372390][ T2660]  ? kasan_save_stack (mm/kasan/common.c:57)
[   75.372391][ T2660]  ? kasan_save_track (mm/kasan/common.c:78)
[   75.372393][ T2660]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   75.372394][ T2660]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   75.372396][ T2660]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   75.372397][ T2660]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   75.372398][ T2660]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   75.372399][ T2660]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.372401][ T2660]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   75.372402][ T2660]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   75.372403][ T2660]  ? ___sys_sendmsg (net/socket.c:2767)
[   75.372405][ T2660]  ? __sys_sendmsg (net/socket.c:2799)
[   75.372406][ T2660]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   75.372407][ T2660]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.372410][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.372412][ T2660]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.372413][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.372415][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.372416][ T2660]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   75.372419][ T2660]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   75.372421][ T2660]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   75.372422][ T2660]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   75.372424][ T2660]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   75.372425][ T2660]  ? nla_get_range_signed (lib/nlattr.c:270)
[   75.372427][ T2660]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   75.372429][ T2660]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   75.372431][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.372433][ T2660]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   75.372434][ T2660]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.372435][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.372438][ T2660]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   75.372439][ T2660]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   75.372441][ T2660]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   75.372442][ T2660]  ? __kernel_text_address (kernel/extable.c:79)
[   75.372444][ T2660]  ? write_profile (profile.c:?)
[   75.372445][ T2660]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   75.372447][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.372449][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.372451][ T2660]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   75.372454][ T2660]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.372456][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.372457][ T2660]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   75.372459][ T2660]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   75.372460][ T2660]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.372462][ T2660]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   75.372463][ T2660]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   75.372466][ T2660]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   75.372467][ T2660]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.372468][ T2660]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   75.372470][ T2660]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.372471][ T2660]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   75.372474][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.372475][ T2660]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   75.372477][ T2660]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.372479][ T2660]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.372481][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.372483][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.372484][ T2660]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.372486][ T2660]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   75.372488][ T2660]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   75.372490][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.372492][ T2660]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   75.372493][ T2660]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   75.372495][ T2660]  ? copy_msghdr_from_user (net/socket.c:2650)
[   75.372497][ T2660]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   75.372498][ T2660]  ? move_addr_to_kernel (net/socket.c:258)
[   75.372500][ T2660]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   75.372502][ T2660]  ___sys_sendmsg (net/socket.c:2767)
[   75.372504][ T2660]  ? copy_msghdr_from_user (net/socket.c:2619)
[   75.372509][ T2660]  __sys_sendmsg (net/socket.c:2799)
[   75.372511][ T2660]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   75.372513][ T2660]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.372515][ T2660]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   75.372517][ T2660]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   75.372519][ T2660]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.372520][ T2660] RIP: 0033:0x7fe6726f154e
[   75.372522][ T2660] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   75.372524][ T2660] RSP: 002b:00007ffd8fe66920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   75.372527][ T2660] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe6726f154e
[   75.372529][ T2660] RDX: 0000000000000000 RSI: 00007ffd8fe669d0 RDI: 0000000000000005
[   75.372530][ T2660] RBP: 00007ffd8fe66930 R08: 0000000000000000 R09: 0000000000000000
[   75.372530][ T2660] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910054
[   75.372531][ T2660] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd8fe67090
| [   78.050271][ T2771] softirqs last disabled at (0): 0x0
| [   78.050273][ T2771] Preemption disabled at:
| [   78.050274][ T2771] vprintk_emit (kernel/printk/printk.c:2471)
| [   78.050285][ T2771] Tainted: [W]=WARN
[   78.050286][ T2771] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   78.050287][ T2771] Call Trace:
[   78.050289][ T2771]  <TASK>
[   78.050290][ T2771]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   78.050295][ T2771]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   78.050297][ T2771]  __might_resched.cold (kernel/sched/core.c:9234)
[   78.050301][ T2771]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   78.050304][ T2771]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   78.050307][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.050311][ T2771]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   78.050314][ T2771]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   78.050317][ T2771]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   78.050321][ T2771]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   78.050322][ T2771]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   78.050324][ T2771]  put_chars (drivers/char/virtio_console.c:1176)
[   78.050326][ T2771]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   78.050328][ T2771]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   78.050330][ T2771]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   78.050334][ T2771]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   78.050335][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.050337][ T2771]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.050339][ T2771]  console_emit_next_record (kernel/printk/printk.c:3183)
[   78.050341][ T2771]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   78.050343][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.050345][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.050347][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.050348][ T2771]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.050350][ T2771]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   78.050352][ T2771]  console_flush_one_record (kernel/printk/printk.c:3268)
[   78.050354][ T2771]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   78.050357][ T2771]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   78.050359][ T2771]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.050360][ T2771]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   78.050362][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.050363][ T2771]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   78.050365][ T2771]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   78.050366][ T2771]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   78.050368][ T2771]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   78.050370][ T2771]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   78.050372][ T2771]  vprintk_emit (kernel/printk/printk.c:2479)
[   78.050375][ T2771]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   78.050376][ T2771]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   78.050379][ T2771]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.050382][ T2771]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   78.050383][ T2771]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   78.050386][ T2771]  ? ___sys_sendmsg (net/socket.c:2767)
[   78.050387][ T2771]  ? __sys_sendmsg (net/socket.c:2799)
[   78.050389][ T2771]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   78.050392][ T2771]  _printk (kernel/printk/printk.c:2504)
[   78.050395][ T2771]  ? snapshot_read.cold (user.c:?)
[   78.050398][ T2771]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   78.050401][ T2771]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   78.050402][ T2771]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   78.050404][ T2771]  ? netdev_notice (net/core/dev.c:13194)
[   78.050406][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.050408][ T2771]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   78.050409][ T2771]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   78.050412][ T2771]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   78.050413][ T2771]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   78.050416][ T2771]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   78.050419][ T2771]  dev_set_allmulti (net/core/dev_api.c:315)
[   78.050422][ T2771] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   78.050434][ T2771]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   78.050438][ T2771]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   78.050440][ T2771] br_del_if (net/bridge/br_if.c:732) bridge
[   78.050447][ T2771]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   78.050450][ T2771]  do_set_master (net/core/rtnetlink.c:3055)
[   78.050452][ T2771]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   78.050455][ T2771]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   78.050458][ T2771]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   78.050459][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.050461][ T2771]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   78.050465][ T2771]  ? kasan_save_stack (mm/kasan/common.c:58)
[   78.050468][ T2771]  ? kasan_save_stack (mm/kasan/common.c:57)
[   78.050469][ T2771]  ? kasan_save_track (mm/kasan/common.c:78)
[   78.050471][ T2771]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   78.050472][ T2771]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   78.050474][ T2771]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   78.050475][ T2771]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   78.050476][ T2771]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   78.050477][ T2771]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.050478][ T2771]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   78.050480][ T2771]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   78.050481][ T2771]  ? ___sys_sendmsg (net/socket.c:2767)
[   78.050482][ T2771]  ? __sys_sendmsg (net/socket.c:2799)
[   78.050484][ T2771]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   78.050485][ T2771]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.050487][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.050489][ T2771]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.050490][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.050492][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.050494][ T2771]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   78.050496][ T2771]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   78.050498][ T2771]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   78.050499][ T2771]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   78.050501][ T2771]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   78.050502][ T2771]  ? nla_get_range_signed (lib/nlattr.c:270)
[   78.050504][ T2771]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   78.050507][ T2771]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   78.050508][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.050510][ T2771]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   78.050511][ T2771]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.050513][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.050515][ T2771]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   78.050517][ T2771]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   78.050519][ T2771]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   78.050520][ T2771]  ? __kernel_text_address (kernel/extable.c:79)
[   78.050521][ T2771]  ? write_profile (profile.c:?)
[   78.050522][ T2771]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   78.050525][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.050526][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.050528][ T2771]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   78.050532][ T2771]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.050533][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.050535][ T2771]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   78.050536][ T2771]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   78.050538][ T2771]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.050539][ T2771]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   78.050541][ T2771]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   78.050543][ T2771]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   78.050545][ T2771]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   78.050546][ T2771]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   78.050548][ T2771]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   78.050549][ T2771]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   78.050551][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.050553][ T2771]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   78.050555][ T2771]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   78.050557][ T2771]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   78.050558][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.050560][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.050562][ T2771]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   78.050564][ T2771]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   78.050566][ T2771]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   78.050568][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.050569][ T2771]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   78.050571][ T2771]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   78.050573][ T2771]  ? copy_msghdr_from_user (net/socket.c:2650)
[   78.050574][ T2771]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   78.050576][ T2771]  ? move_addr_to_kernel (net/socket.c:258)
[   78.050577][ T2771]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   78.050580][ T2771]  ___sys_sendmsg (net/socket.c:2767)
[   78.050582][ T2771]  ? copy_msghdr_from_user (net/socket.c:2619)
[   78.050587][ T2771]  __sys_sendmsg (net/socket.c:2799)
[   78.050588][ T2771]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   78.050591][ T2771]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   78.050593][ T2771]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   78.050595][ T2771]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   78.050597][ T2771]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   78.050598][ T2771] RIP: 0033:0x7f7233d6654e
[   78.050600][ T2771] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   78.050602][ T2771] RSP: 002b:00007ffc93506720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   78.050606][ T2771] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7233d6654e
[   78.050607][ T2771] RDX: 0000000000000000 RSI: 00007ffc935067d0 RDI: 0000000000000005
[   78.050608][ T2771] RBP: 00007ffc93506730 R08: 0000000000000000 R09: 0000000000000000
[   78.050609][ T2771] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910057
[   78.050610][ T2771] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc93506e90
| [   80.867301][ T2897] softirqs last disabled at (0): 0x0
| [   80.867303][ T2897] Preemption disabled at:
| [   80.867304][ T2897] vprintk_emit (kernel/printk/printk.c:2471)
| [   80.867314][ T2897] Tainted: [W]=WARN
[   80.867315][ T2897] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   80.867317][ T2897] Call Trace:
[   80.867318][ T2897]  <TASK>
[   80.867320][ T2897]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   80.867325][ T2897]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   80.867327][ T2897]  __might_resched.cold (kernel/sched/core.c:9234)
[   80.867331][ T2897]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   80.867334][ T2897]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   80.867336][ T2897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.867340][ T2897]  __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))
[   80.867343][ T2897]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   80.867345][ T2897]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   80.867349][ T2897]  ? 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)
[   80.867351][ T2897]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   80.867353][ T2897]  put_chars (drivers/char/virtio_console.c:1176)
[   80.867355][ T2897]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   80.867357][ T2897]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   80.867359][ T2897]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   80.867362][ T2897]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   80.867363][ T2897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.867365][ T2897]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.867367][ T2897]  console_emit_next_record (kernel/printk/printk.c:3183)
[   80.867370][ T2897]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   80.867372][ T2897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.867373][ T2897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.867375][ T2897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.867376][ T2897]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.867378][ T2897]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   80.867380][ T2897]  console_flush_one_record (kernel/printk/printk.c:3268)
[   80.867382][ T2897]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   80.867385][ T2897]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   80.867387][ T2897]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.867388][ T2897]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   80.867390][ T2897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.867391][ T2897]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   80.867393][ T2897]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   80.867394][ T2897]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   80.867396][ T2897]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   80.867398][ T2897]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   80.867400][ T2897]  vprintk_emit (kernel/printk/printk.c:2479)
[   80.867403][ T2897]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   80.867404][ T2897]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   80.867407][ T2897]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   80.867410][ T2897]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   80.867411][ T2897]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   80.867414][ T2897]  ? ___sys_sendmsg (net/socket.c:2767)
[   80.867415][ T2897]  ? __sys_sendmsg (net/socket.c:2799)
[   80.867417][ T2897]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   80.867420][ T2897]  _printk (kernel/printk/printk.c:2504)
[   80.867423][ T2897]  ? snapshot_read.cold (user.c:?)
[   80.867426][ T2897]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   80.867428][ T2897]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   80.867430][ T2897]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   80.867432][ T2897]  ? netdev_notice (net/core/dev.c:13194)
[   80.867434][ T2897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.867436][ T2897]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   80.867437][ T2897]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   80.867440][ T2897]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   80.867441][ T2897]  ? 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)
[   80.867443][ T2897]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   80.867446][ T2897]  dev_set_allmulti (net/core/dev_api.c:315)
[   80.867449][ T2897] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   80.867461][ T2897]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   80.867465][ T2897]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   80.867468][ T2897] br_del_if (net/bridge/br_if.c:732) bridge
[   80.867475][ T2897]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   80.867477][ T2897]  do_set_master (net/core/rtnetlink.c:3055)
[   80.867480][ T2897]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   80.867482][ T2897]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   80.867485][ T2897]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   80.867486][ T2897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.867488][ T2897]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   80.867491][ T2897]  ? kasan_save_stack (mm/kasan/common.c:58)
[   80.867494][ T2897]  ? kasan_save_stack (mm/kasan/common.c:57)
[   80.867495][ T2897]  ? kasan_save_track (mm/kasan/common.c:78)
[   80.867497][ T2897]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   80.867498][ T2897]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   80.867500][ T2897]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   80.867501][ T2897]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   80.867502][ T2897]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   80.867504][ T2897]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   80.867505][ T2897]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   80.867506][ T2897]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   80.867507][ T2897]  ? ___sys_sendmsg (net/socket.c:2767)
[   80.867509][ T2897]  ? __sys_sendmsg (net/socket.c:2799)
[   80.867510][ T2897]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   80.867511][ T2897]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   80.867514][ T2897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.867516][ T2897]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.867517][ T2897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.867519][ T2897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.867520][ T2897]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   80.867522][ T2897]  ? __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)
[   80.867525][ T2897]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   80.867526][ T2897]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   80.867528][ T2897]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   80.867529][ T2897]  ? nla_get_range_signed (lib/nlattr.c:270)
[   80.867531][ T2897]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   80.867533][ T2897]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   80.867535][ T2897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.867537][ T2897]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   80.867538][ T2897]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.867539][ T2897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.867541][ T2897]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   80.867543][ T2897]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   80.867545][ T2897]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   80.867546][ T2897]  ? __kernel_text_address (kernel/extable.c:79)
[   80.867548][ T2897]  ? write_profile (profile.c:?)
[   80.867549][ T2897]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   80.867551][ T2897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.867553][ T2897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.867555][ T2897]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   80.867558][ T2897]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.867560][ T2897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.867561][ T2897]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   80.867563][ T2897]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   80.867564][ T2897]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   80.867566][ T2897]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   80.867567][ T2897]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   80.867570][ T2897]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   80.867571][ T2897]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   80.867572][ T2897]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   80.867574][ T2897]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   80.867575][ T2897]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   80.867578][ T2897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.867580][ T2897]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   80.867582][ T2897]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   80.867584][ T2897]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   80.867585][ T2897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.867587][ T2897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.867589][ T2897]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.867591][ T2897]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   80.867592][ T2897]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   80.867594][ T2897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.867596][ T2897]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   80.867598][ T2897]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   80.867600][ T2897]  ? copy_msghdr_from_user (net/socket.c:2650)
[   80.867601][ T2897]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   80.867603][ T2897]  ? move_addr_to_kernel (net/socket.c:258)
[   80.867604][ T2897]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   80.867607][ T2897]  ___sys_sendmsg (net/socket.c:2767)
[   80.867608][ T2897]  ? copy_msghdr_from_user (net/socket.c:2619)
[   80.867613][ T2897]  __sys_sendmsg (net/socket.c:2799)
[   80.867615][ T2897]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   80.867618][ T2897]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.867620][ T2897]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   80.867621][ T2897]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   80.867623][ T2897]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   80.867625][ T2897] RIP: 0033:0x7f95eb81d54e
[   80.867627][ T2897] 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
[   80.867628][ T2897] RSP: 002b:00007ffc6611a6c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   80.867632][ T2897] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f95eb81d54e
[   80.867634][ T2897] RDX: 0000000000000000 RSI: 00007ffc6611a770 RDI: 0000000000000005
[   80.867634][ T2897] RBP: 00007ffc6611a6d0 R08: 0000000000000000 R09: 0000000000000000
[   80.867635][ T2897] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91005a
[   80.867636][ T2897] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc6611ae30
| [   83.729447][ T3027] softirqs last disabled at (0): 0x0
| [   83.729449][ T3027] Preemption disabled at:
| [   83.729450][ T3027] vprintk_emit (kernel/printk/printk.c:2471)
| [   83.729460][ T3027] Tainted: [W]=WARN
[   83.729461][ T3027] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   83.729463][ T3027] Call Trace:
[   83.729464][ T3027]  <TASK>
[   83.729466][ T3027]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   83.729471][ T3027]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   83.729473][ T3027]  __might_resched.cold (kernel/sched/core.c:9234)
[   83.729476][ T3027]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   83.729480][ T3027]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   83.729482][ T3027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.729486][ T3027]  __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))
[   83.729489][ T3027]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   83.729492][ T3027]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   83.729496][ T3027]  ? 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)
[   83.729498][ T3027]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   83.729500][ T3027]  put_chars (drivers/char/virtio_console.c:1176)
[   83.729502][ T3027]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   83.729504][ T3027]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   83.729506][ T3027]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   83.729509][ T3027]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   83.729511][ T3027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.729513][ T3027]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.729515][ T3027]  console_emit_next_record (kernel/printk/printk.c:3183)
[   83.729517][ T3027]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   83.729519][ T3027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.729521][ T3027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.729523][ T3027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.729525][ T3027]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.729526][ T3027]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   83.729528][ T3027]  console_flush_one_record (kernel/printk/printk.c:3268)
[   83.729531][ T3027]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   83.729533][ T3027]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   83.729535][ T3027]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.729536][ T3027]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   83.729538][ T3027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.729540][ T3027]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   83.729541][ T3027]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   83.729543][ T3027]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   83.729545][ T3027]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   83.729547][ T3027]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   83.729549][ T3027]  vprintk_emit (kernel/printk/printk.c:2479)
[   83.729551][ T3027]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   83.729553][ T3027]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   83.729556][ T3027]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   83.729559][ T3027]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   83.729560][ T3027]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   83.729563][ T3027]  ? ___sys_sendmsg (net/socket.c:2767)
[   83.729565][ T3027]  ? __sys_sendmsg (net/socket.c:2799)
[   83.729567][ T3027]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   83.729570][ T3027]  _printk (kernel/printk/printk.c:2504)
[   83.729573][ T3027]  ? snapshot_read.cold (user.c:?)
[   83.729575][ T3027]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   83.729578][ T3027]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   83.729580][ T3027]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   83.729582][ T3027]  ? netdev_notice (net/core/dev.c:13194)
[   83.729584][ T3027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.729586][ T3027]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   83.729588][ T3027]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   83.729590][ T3027]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   83.729592][ T3027]  ? 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)
[   83.729594][ T3027]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   83.729597][ T3027]  dev_set_allmulti (net/core/dev_api.c:315)
[   83.729600][ T3027] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   83.729613][ T3027]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   83.729616][ T3027]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   83.729619][ T3027] br_del_if (net/bridge/br_if.c:732) bridge
[   83.729626][ T3027]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   83.729629][ T3027]  do_set_master (net/core/rtnetlink.c:3055)
[   83.729631][ T3027]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   83.729634][ T3027]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   83.729637][ T3027]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   83.729638][ T3027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.729640][ T3027]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   83.729644][ T3027]  ? kasan_save_stack (mm/kasan/common.c:58)
[   83.729646][ T3027]  ? kasan_save_stack (mm/kasan/common.c:57)
[   83.729648][ T3027]  ? kasan_save_track (mm/kasan/common.c:78)
[   83.729649][ T3027]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   83.729651][ T3027]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   83.729652][ T3027]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   83.729654][ T3027]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   83.729655][ T3027]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   83.729656][ T3027]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   83.729658][ T3027]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   83.729659][ T3027]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   83.729660][ T3027]  ? ___sys_sendmsg (net/socket.c:2767)
[   83.729662][ T3027]  ? __sys_sendmsg (net/socket.c:2799)
[   83.729663][ T3027]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   83.729664][ T3027]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   83.729667][ T3027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.729669][ T3027]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.729670][ T3027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.729672][ T3027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.729674][ T3027]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   83.729676][ T3027]  ? __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)
[   83.729678][ T3027]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   83.729679][ T3027]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   83.729681][ T3027]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   83.729682][ T3027]  ? nla_get_range_signed (lib/nlattr.c:270)
[   83.729685][ T3027]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   83.729687][ T3027]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   83.729689][ T3027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.729691][ T3027]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   83.729692][ T3027]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.729693][ T3027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.729695][ T3027]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   83.729697][ T3027]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   83.729699][ T3027]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   83.729700][ T3027]  ? __kernel_text_address (kernel/extable.c:79)
[   83.729702][ T3027]  ? write_profile (profile.c:?)
[   83.729703][ T3027]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   83.729705][ T3027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.729707][ T3027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.729709][ T3027]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   83.729712][ T3027]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.729714][ T3027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.729715][ T3027]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   83.729717][ T3027]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   83.729718][ T3027]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   83.729720][ T3027]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   83.729721][ T3027]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   83.729724][ T3027]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   83.729725][ T3027]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   83.729727][ T3027]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   83.729728][ T3027]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   83.729730][ T3027]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   83.729732][ T3027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.729734][ T3027]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   83.729736][ T3027]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   83.729738][ T3027]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   83.729740][ T3027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.729741][ T3027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.729743][ T3027]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.729745][ T3027]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   83.729747][ T3027]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   83.729749][ T3027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.729751][ T3027]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   83.729753][ T3027]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   83.729754][ T3027]  ? copy_msghdr_from_user (net/socket.c:2650)
[   83.729756][ T3027]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   83.729758][ T3027]  ? move_addr_to_kernel (net/socket.c:258)
[   83.729759][ T3027]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   83.729762][ T3027]  ___sys_sendmsg (net/socket.c:2767)
[   83.729763][ T3027]  ? copy_msghdr_from_user (net/socket.c:2619)
[   83.729768][ T3027]  __sys_sendmsg (net/socket.c:2799)
[   83.729770][ T3027]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   83.729773][ T3027]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.729775][ T3027]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   83.729776][ T3027]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   83.729779][ T3027]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   83.729780][ T3027] RIP: 0033:0x7f57312d754e
[   83.729782][ T3027] 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
[   83.729784][ T3027] RSP: 002b:00007ffe903e8640 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   83.729788][ T3027] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f57312d754e
[   83.729789][ T3027] RDX: 0000000000000000 RSI: 00007ffe903e86f0 RDI: 0000000000000005
[   83.729790][ T3027] RBP: 00007ffe903e8650 R08: 0000000000000000 R09: 0000000000000000
[   83.729791][ T3027] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91005d
[   83.729792][ T3027] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe903e8db0
| [   88.318836][ T3087] softirqs last disabled at (0): 0x0
| [   88.318838][ T3087] Preemption disabled at:
| [   88.318839][ T3087] vprintk_emit (kernel/printk/printk.c:2471)
| [   88.318850][ T3087] Tainted: [W]=WARN
[   88.318851][ T3087] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   88.318852][ T3087] Call Trace:
[   88.318854][ T3087]  <TASK>
[   88.318855][ T3087]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   88.318860][ T3087]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   88.318862][ T3087]  __might_resched.cold (kernel/sched/core.c:9234)
[   88.318866][ T3087]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   88.318869][ T3087]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   88.318872][ T3087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.318876][ T3087]  __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))
[   88.318879][ T3087]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   88.318882][ T3087]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   88.318886][ T3087]  ? 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)
[   88.318888][ T3087]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   88.318890][ T3087]  put_chars (drivers/char/virtio_console.c:1176)
[   88.318892][ T3087]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   88.318894][ T3087]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   88.318896][ T3087]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   88.318899][ T3087]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   88.318901][ T3087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.318903][ T3087]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.318905][ T3087]  console_emit_next_record (kernel/printk/printk.c:3183)
[   88.318907][ T3087]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   88.318909][ T3087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.318911][ T3087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.318913][ T3087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.318914][ T3087]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.318916][ T3087]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   88.318918][ T3087]  console_flush_one_record (kernel/printk/printk.c:3268)
[   88.318920][ T3087]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   88.318923][ T3087]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   88.318925][ T3087]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.318926][ T3087]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   88.318928][ T3087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.318929][ T3087]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   88.318931][ T3087]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   88.318932][ T3087]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   88.318934][ T3087]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   88.318937][ T3087]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   88.318938][ T3087]  vprintk_emit (kernel/printk/printk.c:2479)
[   88.318941][ T3087]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   88.318943][ T3087]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   88.318946][ T3087]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   88.318948][ T3087]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   88.318950][ T3087]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   88.318953][ T3087]  ? ___sys_sendmsg (net/socket.c:2767)
[   88.318954][ T3087]  ? __sys_sendmsg (net/socket.c:2799)
[   88.318956][ T3087]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   88.318959][ T3087]  _printk (kernel/printk/printk.c:2504)
[   88.318963][ T3087]  ? snapshot_read.cold (user.c:?)
[   88.318965][ T3087]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   88.318968][ T3087]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   88.318969][ T3087]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   88.318971][ T3087]  ? netdev_notice (net/core/dev.c:13194)
[   88.318973][ T3087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.318975][ T3087]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   88.318977][ T3087]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   88.318979][ T3087]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   88.318981][ T3087]  ? 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)
[   88.318984][ T3087]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   88.318986][ T3087]  dev_set_allmulti (net/core/dev_api.c:315)
[   88.318989][ T3087] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   88.319002][ T3087]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   88.319006][ T3087]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   88.319009][ T3087] br_del_if (net/bridge/br_if.c:732) bridge
[   88.319016][ T3087]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   88.319018][ T3087]  do_set_master (net/core/rtnetlink.c:3055)
[   88.319021][ T3087]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   88.319023][ T3087]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   88.319026][ T3087]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   88.319027][ T3087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.319029][ T3087]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   88.319033][ T3087]  ? kasan_save_stack (mm/kasan/common.c:58)
[   88.319036][ T3087]  ? kasan_save_stack (mm/kasan/common.c:57)
[   88.319037][ T3087]  ? kasan_save_track (mm/kasan/common.c:78)
[   88.319039][ T3087]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   88.319040][ T3087]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   88.319042][ T3087]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   88.319043][ T3087]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   88.319044][ T3087]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   88.319045][ T3087]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   88.319047][ T3087]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   88.319048][ T3087]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   88.319049][ T3087]  ? ___sys_sendmsg (net/socket.c:2767)
[   88.319051][ T3087]  ? __sys_sendmsg (net/socket.c:2799)
[   88.319052][ T3087]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   88.319053][ T3087]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   88.319056][ T3087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.319058][ T3087]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.319059][ T3087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.319061][ T3087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.319063][ T3087]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   88.319065][ T3087]  ? __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)
[   88.319067][ T3087]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   88.319068][ T3087]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   88.319070][ T3087]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   88.319071][ T3087]  ? nla_get_range_signed (lib/nlattr.c:270)
[   88.319074][ T3087]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   88.319076][ T3087]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   88.319078][ T3087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.319080][ T3087]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   88.319081][ T3087]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.319082][ T3087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.319084][ T3087]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   88.319086][ T3087]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   88.319088][ T3087]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   88.319089][ T3087]  ? __kernel_text_address (kernel/extable.c:79)
[   88.319091][ T3087]  ? write_profile (profile.c:?)
[   88.319092][ T3087]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   88.319094][ T3087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.319096][ T3087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.319098][ T3087]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   88.319101][ T3087]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.319103][ T3087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.319105][ T3087]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   88.319106][ T3087]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   88.319108][ T3087]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   88.319109][ T3087]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   88.319110][ T3087]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   88.319113][ T3087]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   88.319114][ T3087]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   88.319116][ T3087]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   88.319117][ T3087]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   88.319119][ T3087]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   88.319121][ T3087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.319123][ T3087]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   88.319125][ T3087]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   88.319127][ T3087]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   88.319129][ T3087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.319130][ T3087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.319132][ T3087]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   88.319134][ T3087]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   88.319136][ T3087]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   88.319138][ T3087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.319139][ T3087]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   88.319141][ T3087]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   88.319143][ T3087]  ? copy_msghdr_from_user (net/socket.c:2650)
[   88.319145][ T3087]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   88.319146][ T3087]  ? move_addr_to_kernel (net/socket.c:258)
[   88.319148][ T3087]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   88.319150][ T3087]  ___sys_sendmsg (net/socket.c:2767)
[   88.319152][ T3087]  ? copy_msghdr_from_user (net/socket.c:2619)
[   88.319157][ T3087]  __sys_sendmsg (net/socket.c:2799)
[   88.319159][ T3087]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   88.319161][ T3087]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   88.319164][ T3087]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   88.319165][ T3087]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   88.319167][ T3087]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   88.319169][ T3087] RIP: 0033:0x7fcfb0e2b54e
[   88.319170][ T3087] 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
[   88.319172][ T3087] RSP: 002b:00007fff514f2ae0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   88.319176][ T3087] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcfb0e2b54e
[   88.319178][ T3087] RDX: 0000000000000000 RSI: 00007fff514f2b90 RDI: 0000000000000005
[   88.319179][ T3087] RBP: 00007fff514f2af0 R08: 0000000000000000 R09: 0000000000000000
[   88.319180][ T3087] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910061
[   88.319181][ T3087] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff514f3250
| [   90.874073][ T3183] softirqs last disabled at (0): 0x0
| [   90.874075][ T3183] Preemption disabled at:
| [   90.874075][ T3183] vprintk_emit (kernel/printk/printk.c:2471)
| [   90.874086][ T3183] Tainted: [W]=WARN
[   90.874087][ T3183] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.874089][ T3183] Call Trace:
[   90.874091][ T3183]  <TASK>
[   90.874092][ T3183]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   90.874098][ T3183]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   90.874100][ T3183]  __might_resched.cold (kernel/sched/core.c:9234)
[   90.874104][ T3183]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   90.874107][ T3183]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   90.874110][ T3183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.874113][ T3183]  __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))
[   90.874117][ T3183]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   90.874119][ T3183]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   90.874123][ T3183]  ? 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)
[   90.874125][ T3183]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   90.874127][ T3183]  put_chars (drivers/char/virtio_console.c:1176)
[   90.874129][ T3183]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   90.874131][ T3183]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   90.874133][ T3183]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   90.874136][ T3183]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   90.874138][ T3183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.874140][ T3183]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.874142][ T3183]  console_emit_next_record (kernel/printk/printk.c:3183)
[   90.874144][ T3183]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   90.874147][ T3183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.874148][ T3183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.874150][ T3183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.874152][ T3183]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.874153][ T3183]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   90.874155][ T3183]  console_flush_one_record (kernel/printk/printk.c:3268)
[   90.874158][ T3183]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   90.874160][ T3183]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   90.874162][ T3183]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.874164][ T3183]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   90.874165][ T3183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.874167][ T3183]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   90.874168][ T3183]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   90.874170][ T3183]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   90.874172][ T3183]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   90.874174][ T3183]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   90.874176][ T3183]  vprintk_emit (kernel/printk/printk.c:2479)
[   90.874178][ T3183]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   90.874180][ T3183]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   90.874183][ T3183]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.874186][ T3183]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   90.874187][ T3183]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   90.874190][ T3183]  ? ___sys_sendmsg (net/socket.c:2767)
[   90.874191][ T3183]  ? __sys_sendmsg (net/socket.c:2799)
[   90.874193][ T3183]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   90.874196][ T3183]  _printk (kernel/printk/printk.c:2504)
[   90.874199][ T3183]  ? snapshot_read.cold (user.c:?)
[   90.874202][ T3183]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   90.874204][ T3183]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   90.874206][ T3183]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   90.874208][ T3183]  ? netdev_notice (net/core/dev.c:13194)
[   90.874210][ T3183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.874212][ T3183]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   90.874213][ T3183]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   90.874216][ T3183]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   90.874221][ T3183]  ? 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)
[   90.874224][ T3183]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   90.874227][ T3183]  dev_set_allmulti (net/core/dev_api.c:315)
[   90.874230][ T3183] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   90.874251][ T3183]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   90.874255][ T3183]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   90.874258][ T3183] br_del_if (net/bridge/br_if.c:732) bridge
[   90.874265][ T3183]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   90.874268][ T3183]  do_set_master (net/core/rtnetlink.c:3055)
[   90.874270][ T3183]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   90.874273][ T3183]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   90.874276][ T3183]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   90.874277][ T3183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.874279][ T3183]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   90.874283][ T3183]  ? kasan_save_stack (mm/kasan/common.c:58)
[   90.874285][ T3183]  ? kasan_save_stack (mm/kasan/common.c:57)
[   90.874287][ T3183]  ? kasan_save_track (mm/kasan/common.c:78)
[   90.874288][ T3183]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   90.874290][ T3183]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   90.874292][ T3183]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   90.874293][ T3183]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   90.874294][ T3183]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   90.874295][ T3183]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.874296][ T3183]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   90.874298][ T3183]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   90.874299][ T3183]  ? ___sys_sendmsg (net/socket.c:2767)
[   90.874300][ T3183]  ? __sys_sendmsg (net/socket.c:2799)
[   90.874302][ T3183]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   90.874303][ T3183]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.874306][ T3183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.874308][ T3183]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.874309][ T3183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.874311][ T3183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.874312][ T3183]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   90.874314][ T3183]  ? __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)
[   90.874317][ T3183]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   90.874318][ T3183]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   90.874320][ T3183]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   90.874321][ T3183]  ? nla_get_range_signed (lib/nlattr.c:270)
[   90.874324][ T3183]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   90.874326][ T3183]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   90.874328][ T3183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.874329][ T3183]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   90.874331][ T3183]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.874332][ T3183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.874334][ T3183]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   90.874336][ T3183]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   90.874338][ T3183]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   90.874339][ T3183]  ? __kernel_text_address (kernel/extable.c:79)
[   90.874341][ T3183]  ? write_profile (profile.c:?)
[   90.874342][ T3183]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   90.874344][ T3183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.874346][ T3183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.874348][ T3183]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   90.874351][ T3183]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.874353][ T3183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.874355][ T3183]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   90.874356][ T3183]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   90.874358][ T3183]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.874359][ T3183]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   90.874361][ T3183]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   90.874363][ T3183]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   90.874365][ T3183]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.874366][ T3183]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   90.874368][ T3183]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   90.874369][ T3183]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   90.874371][ T3183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.874373][ T3183]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   90.874375][ T3183]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.874377][ T3183]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   90.874379][ T3183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.874380][ T3183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.874382][ T3183]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.874384][ T3183]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   90.874386][ T3183]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   90.874388][ T3183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.874390][ T3183]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   90.874392][ T3183]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   90.874393][ T3183]  ? copy_msghdr_from_user (net/socket.c:2650)
[   90.874395][ T3183]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   90.874396][ T3183]  ? move_addr_to_kernel (net/socket.c:258)
[   90.874398][ T3183]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   90.874400][ T3183]  ___sys_sendmsg (net/socket.c:2767)
[   90.874402][ T3183]  ? copy_msghdr_from_user (net/socket.c:2619)
[   90.874407][ T3183]  __sys_sendmsg (net/socket.c:2799)
[   90.874409][ T3183]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   90.874412][ T3183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.874414][ T3183]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   90.874415][ T3183]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   90.874417][ T3183]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.874419][ T3183] RIP: 0033:0x7f3147d0b54e
[   90.874421][ T3183] 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
[   90.874423][ T3183] RSP: 002b:00007ffdcdbb9a40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   90.874427][ T3183] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3147d0b54e
[   90.874428][ T3183] RDX: 0000000000000000 RSI: 00007ffdcdbb9af0 RDI: 0000000000000005
[   90.874429][ T3183] RBP: 00007ffdcdbb9a50 R08: 0000000000000000 R09: 0000000000000000
[   90.874430][ T3183] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910064
[   90.874431][ T3183] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdcdbba1b0
| [   93.568613][ T3294] softirqs last disabled at (0): 0x0
| [   93.568615][ T3294] Preemption disabled at:
| [   93.568615][ T3294] vprintk_emit (kernel/printk/printk.c:2471)
| [   93.568627][ T3294] Tainted: [W]=WARN
[   93.568628][ T3294] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.568629][ T3294] Call Trace:
[   93.568631][ T3294]  <TASK>
[   93.568632][ T3294]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   93.568637][ T3294]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   93.568639][ T3294]  __might_resched.cold (kernel/sched/core.c:9234)
[   93.568643][ T3294]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   93.568646][ T3294]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   93.568649][ T3294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.568653][ T3294]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   93.568656][ T3294]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   93.568659][ T3294]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   93.568663][ T3294]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   93.568665][ T3294]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   93.568667][ T3294]  put_chars (drivers/char/virtio_console.c:1176)
[   93.568669][ T3294]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   93.568671][ T3294]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   93.568673][ T3294]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   93.568677][ T3294]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   93.568678][ T3294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.568680][ T3294]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.568682][ T3294]  console_emit_next_record (kernel/printk/printk.c:3183)
[   93.568685][ T3294]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   93.568687][ T3294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.568688][ T3294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.568690][ T3294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.568692][ T3294]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.568694][ T3294]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   93.568695][ T3294]  console_flush_one_record (kernel/printk/printk.c:3268)
[   93.568698][ T3294]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   93.568701][ T3294]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   93.568703][ T3294]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.568704][ T3294]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   93.568706][ T3294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.568708][ T3294]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   93.568709][ T3294]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   93.568711][ T3294]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   93.568713][ T3294]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   93.568715][ T3294]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   93.568717][ T3294]  vprintk_emit (kernel/printk/printk.c:2479)
[   93.568719][ T3294]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   93.568721][ T3294]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   93.568724][ T3294]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.568727][ T3294]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   93.568728][ T3294]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   93.568731][ T3294]  ? ___sys_sendmsg (net/socket.c:2767)
[   93.568733][ T3294]  ? __sys_sendmsg (net/socket.c:2799)
[   93.568734][ T3294]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   93.568738][ T3294]  _printk (kernel/printk/printk.c:2504)
[   93.568741][ T3294]  ? snapshot_read.cold (user.c:?)
[   93.568744][ T3294]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   93.568747][ T3294]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   93.568748][ T3294]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   93.568750][ T3294]  ? netdev_notice (net/core/dev.c:13194)
[   93.568752][ T3294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.568754][ T3294]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   93.568755][ T3294]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   93.568758][ T3294]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   93.568760][ T3294]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   93.568762][ T3294]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   93.568765][ T3294]  dev_set_allmulti (net/core/dev_api.c:315)
[   93.568768][ T3294] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   93.568781][ T3294]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   93.568785][ T3294]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   93.568788][ T3294] br_del_if (net/bridge/br_if.c:732) bridge
[   93.568795][ T3294]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   93.568797][ T3294]  do_set_master (net/core/rtnetlink.c:3055)
[   93.568800][ T3294]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   93.568802][ T3294]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   93.568805][ T3294]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   93.568806][ T3294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.568808][ T3294]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   93.568812][ T3294]  ? kasan_save_stack (mm/kasan/common.c:58)
[   93.568815][ T3294]  ? kasan_save_stack (mm/kasan/common.c:57)
[   93.568816][ T3294]  ? kasan_save_track (mm/kasan/common.c:78)
[   93.568818][ T3294]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   93.568819][ T3294]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   93.568821][ T3294]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   93.568822][ T3294]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   93.568823][ T3294]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   93.568825][ T3294]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.568826][ T3294]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   93.568827][ T3294]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   93.568829][ T3294]  ? ___sys_sendmsg (net/socket.c:2767)
[   93.568830][ T3294]  ? __sys_sendmsg (net/socket.c:2799)
[   93.568832][ T3294]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   93.568833][ T3294]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.568835][ T3294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.568837][ T3294]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.568838][ T3294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.568840][ T3294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.568842][ T3294]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   93.568844][ T3294]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   93.568846][ T3294]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   93.568848][ T3294]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   93.568849][ T3294]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   93.568851][ T3294]  ? nla_get_range_signed (lib/nlattr.c:270)
[   93.568853][ T3294]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   93.568855][ T3294]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   93.568857][ T3294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.568859][ T3294]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   93.568860][ T3294]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.568862][ T3294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.568864][ T3294]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   93.568866][ T3294]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   93.568867][ T3294]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   93.568869][ T3294]  ? __kernel_text_address (kernel/extable.c:79)
[   93.568870][ T3294]  ? write_profile (profile.c:?)
[   93.568871][ T3294]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   93.568874][ T3294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.568876][ T3294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.568878][ T3294]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   93.568881][ T3294]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.568883][ T3294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.568885][ T3294]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   93.568886][ T3294]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   93.568887][ T3294]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.568889][ T3294]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   93.568890][ T3294]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   93.568893][ T3294]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   93.568894][ T3294]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.568896][ T3294]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   93.568897][ T3294]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   93.568899][ T3294]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   93.568901][ T3294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.568903][ T3294]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   93.568905][ T3294]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.568907][ T3294]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   93.568909][ T3294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.568910][ T3294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.568912][ T3294]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.568914][ T3294]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   93.568916][ T3294]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   93.568918][ T3294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.568920][ T3294]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   93.568922][ T3294]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   93.568923][ T3294]  ? copy_msghdr_from_user (net/socket.c:2650)
[   93.568925][ T3294]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   93.568927][ T3294]  ? move_addr_to_kernel (net/socket.c:258)
[   93.568928][ T3294]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   93.568931][ T3294]  ___sys_sendmsg (net/socket.c:2767)
[   93.568933][ T3294]  ? copy_msghdr_from_user (net/socket.c:2619)
[   93.568938][ T3294]  __sys_sendmsg (net/socket.c:2799)
[   93.568940][ T3294]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   93.568943][ T3294]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.568945][ T3294]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   93.568946][ T3294]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   93.568948][ T3294]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.568950][ T3294] RIP: 0033:0x7f4a40d1d54e
[   93.568952][ T3294] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   93.568954][ T3294] RSP: 002b:00007ffde16ae1a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   93.568958][ T3294] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4a40d1d54e
[   93.568959][ T3294] RDX: 0000000000000000 RSI: 00007ffde16ae250 RDI: 0000000000000005
[   93.568960][ T3294] RBP: 00007ffde16ae1b0 R08: 0000000000000000 R09: 0000000000000000
[   93.568961][ T3294] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910067
[   93.568962][ T3294] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffde16ae910
| [   96.374065][ T3421] softirqs last disabled at (0): 0x0
| [   96.374067][ T3421] Preemption disabled at:
| [   96.374067][ T3421] vprintk_emit (kernel/printk/printk.c:2471)
| [   96.374079][ T3421] Tainted: [W]=WARN
[   96.374080][ T3421] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   96.374082][ T3421] Call Trace:
[   96.374083][ T3421]  <TASK>
[   96.374084][ T3421]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   96.374090][ T3421]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   96.374092][ T3421]  __might_resched.cold (kernel/sched/core.c:9234)
[   96.374096][ T3421]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   96.374099][ T3421]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   96.374102][ T3421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.374106][ T3421]  __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))
[   96.374109][ T3421]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   96.374112][ T3421]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   96.374116][ T3421]  ? 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)
[   96.374117][ T3421]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   96.374119][ T3421]  put_chars (drivers/char/virtio_console.c:1176)
[   96.374122][ T3421]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   96.374123][ T3421]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   96.374126][ T3421]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   96.374129][ T3421]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   96.374130][ T3421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.374132][ T3421]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.374134][ T3421]  console_emit_next_record (kernel/printk/printk.c:3183)
[   96.374137][ T3421]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   96.374139][ T3421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.374141][ T3421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.374142][ T3421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.374144][ T3421]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.374146][ T3421]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   96.374148][ T3421]  console_flush_one_record (kernel/printk/printk.c:3268)
[   96.374150][ T3421]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   96.374153][ T3421]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   96.374154][ T3421]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.374156][ T3421]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   96.374158][ T3421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.374159][ T3421]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   96.374161][ T3421]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   96.374162][ T3421]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   96.374164][ T3421]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   96.374166][ T3421]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   96.374168][ T3421]  vprintk_emit (kernel/printk/printk.c:2479)
[   96.374171][ T3421]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   96.374172][ T3421]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   96.374175][ T3421]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   96.374178][ T3421]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   96.374179][ T3421]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   96.374182][ T3421]  ? ___sys_sendmsg (net/socket.c:2767)
[   96.374183][ T3421]  ? __sys_sendmsg (net/socket.c:2799)
[   96.374185][ T3421]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   96.374189][ T3421]  _printk (kernel/printk/printk.c:2504)
[   96.374192][ T3421]  ? snapshot_read.cold (user.c:?)
[   96.374194][ T3421]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   96.374197][ T3421]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   96.374199][ T3421]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   96.374200][ T3421]  ? netdev_notice (net/core/dev.c:13194)
[   96.374202][ T3421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.374204][ T3421]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   96.374206][ T3421]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   96.374208][ T3421]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   96.374210][ T3421]  ? 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)
[   96.374212][ T3421]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   96.374215][ T3421]  dev_set_allmulti (net/core/dev_api.c:315)
[   96.374221][ T3421] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   96.374233][ T3421]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   96.374237][ T3421]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   96.374240][ T3421] br_del_if (net/bridge/br_if.c:732) bridge
[   96.374247][ T3421]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   96.374249][ T3421]  do_set_master (net/core/rtnetlink.c:3055)
[   96.374252][ T3421]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   96.374255][ T3421]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   96.374258][ T3421]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   96.374259][ T3421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.374261][ T3421]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   96.374265][ T3421]  ? kasan_save_stack (mm/kasan/common.c:58)
[   96.374272][ T3421]  ? kasan_save_stack (mm/kasan/common.c:57)
[   96.374274][ T3421]  ? kasan_save_track (mm/kasan/common.c:78)
[   96.374275][ T3421]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   96.374277][ T3421]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   96.374279][ T3421]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   96.374280][ T3421]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   96.374281][ T3421]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   96.374283][ T3421]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   96.374284][ T3421]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   96.374285][ T3421]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   96.374287][ T3421]  ? ___sys_sendmsg (net/socket.c:2767)
[   96.374288][ T3421]  ? __sys_sendmsg (net/socket.c:2799)
[   96.374289][ T3421]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   96.374291][ T3421]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   96.374293][ T3421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.374295][ T3421]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.374296][ T3421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.374298][ T3421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.374300][ T3421]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   96.374302][ T3421]  ? __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)
[   96.374304][ T3421]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   96.374305][ T3421]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   96.374307][ T3421]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   96.374308][ T3421]  ? nla_get_range_signed (lib/nlattr.c:270)
[   96.374310][ T3421]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   96.374313][ T3421]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   96.374314][ T3421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.374316][ T3421]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   96.374317][ T3421]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.374319][ T3421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.374321][ T3421]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   96.374323][ T3421]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   96.374325][ T3421]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   96.374326][ T3421]  ? __kernel_text_address (kernel/extable.c:79)
[   96.374327][ T3421]  ? write_profile (profile.c:?)
[   96.374329][ T3421]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   96.374331][ T3421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.374333][ T3421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.374335][ T3421]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   96.374338][ T3421]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.374340][ T3421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.374341][ T3421]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   96.374343][ T3421]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   96.374344][ T3421]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.374346][ T3421]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   96.374347][ T3421]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   96.374350][ T3421]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   96.374351][ T3421]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.374353][ T3421]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   96.374354][ T3421]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   96.374355][ T3421]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   96.374358][ T3421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.374360][ T3421]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   96.374362][ T3421]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   96.374364][ T3421]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   96.374365][ T3421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.374367][ T3421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.374369][ T3421]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.374370][ T3421]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   96.374372][ T3421]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   96.374374][ T3421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.374376][ T3421]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   96.374378][ T3421]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   96.374380][ T3421]  ? copy_msghdr_from_user (net/socket.c:2650)
[   96.374381][ T3421]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   96.374383][ T3421]  ? move_addr_to_kernel (net/socket.c:258)
[   96.374384][ T3421]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   96.374387][ T3421]  ___sys_sendmsg (net/socket.c:2767)
[   96.374389][ T3421]  ? copy_msghdr_from_user (net/socket.c:2619)
[   96.374394][ T3421]  __sys_sendmsg (net/socket.c:2799)
[   96.374396][ T3421]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   96.374398][ T3421]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.374400][ T3421]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   96.374402][ T3421]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   96.374404][ T3421]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   96.374405][ T3421] RIP: 0033:0x7f4485c1e54e
[   96.374407][ T3421] 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
[   96.374409][ T3421] RSP: 002b:00007ffe118f8470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   96.374413][ T3421] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4485c1e54e
[   96.374415][ T3421] RDX: 0000000000000000 RSI: 00007ffe118f8520 RDI: 0000000000000005
[   96.374415][ T3421] RBP: 00007ffe118f8480 R08: 0000000000000000 R09: 0000000000000000
[   96.374416][ T3421] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910069
[   96.374417][ T3421] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe118f8be0
| [   97.440271][ T3497] softirqs last disabled at (0): 0x0
| [   97.440279][ T3497] Preemption disabled at:
| [   97.440280][ T3497] vprintk_emit (kernel/printk/printk.c:2471)
| [   97.440294][ T3497] Tainted: [W]=WARN
[   97.440295][ T3497] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   97.440298][ T3497] Call Trace:
[   97.440300][ T3497]  <TASK>
[   97.440302][ T3497]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   97.440308][ T3497]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   97.440311][ T3497]  __might_resched.cold (kernel/sched/core.c:9234)
[   97.440316][ T3497]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   97.440320][ T3497]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   97.440324][ T3497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.440329][ T3497]  __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))
[   97.440333][ T3497]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   97.440336][ T3497]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   97.440342][ T3497]  ? 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)
[   97.440344][ T3497]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   97.440347][ T3497]  put_chars (drivers/char/virtio_console.c:1176)
[   97.440350][ T3497]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   97.440353][ T3497]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   97.440356][ T3497]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   97.440361][ T3497]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   97.440363][ T3497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.440366][ T3497]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   97.440369][ T3497]  console_emit_next_record (kernel/printk/printk.c:3183)
[   97.440373][ T3497]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   97.440376][ T3497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.440378][ T3497]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   97.440381][ T3497]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   97.440384][ T3497]  console_flush_one_record (kernel/printk/printk.c:3268)
[   97.440387][ T3497]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   97.440391][ T3497]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   97.440394][ T3497]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   97.440396][ T3497]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   97.440399][ T3497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.440401][ T3497]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   97.440403][ T3497]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   97.440405][ T3497]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   97.440408][ T3497]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   97.440411][ T3497]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   97.440414][ T3497]  vprintk_emit (kernel/printk/printk.c:2479)
[   97.440417][ T3497]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   97.440420][ T3497]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   97.440423][ T3497]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   97.440427][ T3497]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   97.440429][ T3497]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   97.440432][ T3497]  ? ___sys_sendmsg (net/socket.c:2767)
[   97.440435][ T3497]  ? __sys_sendmsg (net/socket.c:2799)
[   97.440437][ T3497]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   97.440442][ T3497]  _printk (kernel/printk/printk.c:2504)
[   97.440446][ T3497]  ? snapshot_read.cold (user.c:?)
[   97.440449][ T3497]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   97.440453][ T3497]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   97.440456][ T3497]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   97.440458][ T3497]  ? netdev_notice (net/core/dev.c:13194)
[   97.440462][ T3497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.440464][ T3497]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   97.440467][ T3497]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   97.440470][ T3497]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   97.440472][ T3497]  ? 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)
[   97.440476][ T3497]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   97.440480][ T3497]  dev_set_allmulti (net/core/dev_api.c:315)
[   97.440485][ T3497] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   97.440502][ T3497]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   97.440507][ T3497]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   97.440510][ T3497] br_del_if (net/bridge/br_if.c:732) bridge
[   97.440523][ T3497]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   97.440526][ T3497]  do_set_master (net/core/rtnetlink.c:3055)
[   97.440530][ T3497]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   97.440534][ T3497]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   97.440538][ T3497]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   97.440540][ T3497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.440542][ T3497]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   97.440547][ T3497]  ? kasan_save_stack (mm/kasan/common.c:58)
[   97.440551][ T3497]  ? kasan_save_stack (mm/kasan/common.c:57)
[   97.440553][ T3497]  ? kasan_save_track (mm/kasan/common.c:78)
[   97.440556][ T3497]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   97.440558][ T3497]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   97.440561][ T3497]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   97.440562][ T3497]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   97.440565][ T3497]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   97.440567][ T3497]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   97.440569][ T3497]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   97.440571][ T3497]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   97.440573][ T3497]  ? ___sys_sendmsg (net/socket.c:2767)
[   97.440575][ T3497]  ? __sys_sendmsg (net/socket.c:2799)
[   97.440578][ T3497]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   97.440580][ T3497]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   97.440584][ T3497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.440587][ T3497]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   97.440589][ T3497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.440591][ T3497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.440594][ T3497]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   97.440597][ T3497]  ? __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)
[   97.440600][ T3497]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   97.440603][ T3497]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   97.440605][ T3497]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   97.440608][ T3497]  ? nla_get_range_signed (lib/nlattr.c:270)
[   97.440611][ T3497]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   97.440615][ T3497]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   97.440618][ T3497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.440621][ T3497]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   97.440623][ T3497]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   97.440625][ T3497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.440628][ T3497]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   97.440632][ T3497]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   97.440634][ T3497]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   97.440637][ T3497]  ? __kernel_text_address (kernel/extable.c:79)
[   97.440639][ T3497]  ? write_profile (profile.c:?)
[   97.440641][ T3497]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   97.440644][ T3497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.440647][ T3497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.440649][ T3497]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   97.440654][ T3497]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   97.440656][ T3497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.440659][ T3497]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   97.440662][ T3497]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   97.440665][ T3497]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.440667][ T3497]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   97.440669][ T3497]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   97.440673][ T3497]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   97.440676][ T3497]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   97.440678][ T3497]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   97.440681][ T3497]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   97.440683][ T3497]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   97.440687][ T3497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.440690][ T3497]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   97.440693][ T3497]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   97.440696][ T3497]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   97.440698][ T3497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.440701][ T3497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.440703][ T3497]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   97.440706][ T3497]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   97.440710][ T3497]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   97.440713][ T3497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.440715][ T3497]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   97.440718][ T3497]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   97.440721][ T3497]  ? copy_msghdr_from_user (net/socket.c:2650)
[   97.440723][ T3497]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   97.440726][ T3497]  ? move_addr_to_kernel (net/socket.c:258)
[   97.440728][ T3497]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   97.440732][ T3497]  ___sys_sendmsg (net/socket.c:2767)
[   97.440735][ T3497]  ? copy_msghdr_from_user (net/socket.c:2619)
[   97.440743][ T3497]  __sys_sendmsg (net/socket.c:2799)
[   97.440746][ T3497]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   97.440751][ T3497]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   97.440754][ T3497]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   97.440756][ T3497]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   97.440759][ T3497]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   97.440762][ T3497] RIP: 0033:0x7f42bda2e54e
[   97.440765][ T3497] 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
[   97.440768][ T3497] RSP: 002b:00007ffc830f22f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   97.440773][ T3497] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f42bda2e54e
[   97.440775][ T3497] RDX: 0000000000000000 RSI: 00007ffc830f23a0 RDI: 0000000000000005
[   97.440777][ T3497] RBP: 00007ffc830f2300 R08: 0000000000000000 R09: 0000000000000000
[   97.440779][ T3497] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91006a


Finger prints:
vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars