======================================
| [    9.693248][  T187] softirqs last disabled at (33761): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [    9.693251][  T187] Preemption disabled at:
| [    9.693252][  T187] 0x0
| [    9.693268][  T187] Tainted: [W]=WARN
[    9.693269][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.693271][  T187] Call Trace:
[    9.693273][  T187]  <TASK>
[    9.693275][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.693284][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.693290][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.693296][  T187]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.693303][  T187]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[    9.693307][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.693316][  T187]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[    9.693320][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.693325][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[    9.693329][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.693331][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.693338][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.693347][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.693357][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.693361][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.693365][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.693371][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.693378][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.693380][  T187]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[    9.693385][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.693389][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.693396][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.693402][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.693405][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.693414][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.693419][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.693421][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.693430][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.693436][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.693439][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.693444][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.693450][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.693456][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.693462][  T187]  _printk (kernel/printk/printk.c:2504)
[    9.693467][  T187]  ? snapshot_read.cold (user.c:?)
[    9.693472][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.693476][  T187]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.693482][  T187]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.693487][  T187]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.693492][  T187]  ? exit_notify (kernel/exit.c:780)
[    9.693495][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.693500][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.693507][  T187]  do_group_exit (kernel/exit.c:1151)
[    9.693512][  T187]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.693514][  T187]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.693517][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.693522][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.693527][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.693530][  T187] RIP: 0033:0x7f5b061401b8
[    9.693533][  T187] Code: Unable to access opcode bytes at 0x7f5b0614018e.

Code starting with the faulting instruction
===========================================
[    9.693535][  T187] RSP: 002b:00007ffed1e648d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.693538][  T187] RAX: ffffffffffffffda RBX: 00007f5b06270f88 RCX: 00007f5b061401b8
[    9.693540][  T187] RDX: 00007f5b05e8afc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.693542][  T187] RBP: 00007ffed1e64930 R08: 0000000000000000 R09: 0000000000008010
[    9.693543][  T187] R10: 00007ffed1e646f0 R11: 0000000000000246 R12: 0000000000000001
[    9.693544][  T187] R13: 0000000000000000 R14: 00007f5b0626f680 R15: 00007f5b06270fa0
| [   11.186912][  T261] softirqs last disabled at (31491): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.186914][  T261] Preemption disabled at:
| [   11.186915][  T261] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.186924][  T261] Tainted: [W]=WARN
[   11.186925][  T261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.186926][  T261] Call Trace:
[   11.186928][  T261]  <TASK>
[   11.186929][  T261]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.186935][  T261]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.186937][  T261]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.186942][  T261]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.186946][  T261]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.186951][  T261]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   11.186953][  T261]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.186959][  T261]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.186961][  T261]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.186964][  T261]  put_chars (drivers/char/virtio_console.c:1176)
[   11.186967][  T261]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.186968][  T261]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.186973][  T261]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.186975][  T261]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.186980][  T261]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.186982][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.186987][  T261]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.186989][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.186994][  T261]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.186998][  T261]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.187000][  T261]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   11.187003][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.187005][  T261]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.187008][  T261]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.187012][  T261]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.187014][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.187019][  T261]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.187022][  T261]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.187023][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.187026][  T261]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.187029][  T261]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.187031][  T261]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.187034][  T261]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.187038][  T261]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.187043][  T261]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   11.187047][  T261]  _printk (kernel/printk/printk.c:2504)
[   11.187050][  T261]  ? snapshot_read.cold (user.c:?)
[   11.187056][  T261]  ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356)
[   11.187059][  T261] vlan_proto_init (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/net/netns/generic.h:45 (discriminator 2)) 8021q
[   11.187062][  T261]  do_one_initcall (init/main.c:1357)
[   11.187064][  T261]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   11.187069][  T261]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   11.187072][  T261]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   11.187076][  T261]  do_init_module (kernel/module/main.c:3117)
[   11.187080][  T261]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.187084][  T261]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   11.187087][  T261]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   11.187091][  T261]  load_module (kernel/module/main.c:3593)
[   11.187098][  T261]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   11.187102][  T261]  ? __ia32_sys_fsconfig (??:?)
[   11.187105][  T261]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   11.187109][  T261]  ? backing_file_read_iter (fs/backing-file.c:211)
[   11.187112][  T261]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.187115][  T261]  init_module_from_file (kernel/module/main.c:3790)
[   11.187118][  T261]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   11.187126][  T261]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.187129][  T261]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.187132][  T261]  idempotent_init_module (kernel/module/main.c:3802)
[   11.187136][  T261]  ? init_module_from_file (kernel/module/main.c:3791)
[   11.187142][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.187144][  T261]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.187150][  T261]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   11.187152][  T261]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.187155][  T261]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.187157][  T261]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.187160][  T261]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.187162][  T261] RIP: 0033:0x7fa5e3ed337d
[   11.187165][  T261] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   11.187167][  T261] RSP: 002b:00007ffc76113c88 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   11.187170][  T261] RAX: ffffffffffffffda RBX: 00005557dd3d6810 RCX: 00007fa5e3ed337d
[   11.187171][  T261] RDX: 0000000000000000 RSI: 000055579e511ffd RDI: 0000000000000000
[   11.187172][  T261] RBP: 00007ffc76113d20 R08: 0000000000000000 R09: 0000000000000000
[   11.187173][  T261] R10: 0000000000000000 R11: 0000000000000246 R12: 000055579e511ffd
[   11.187174][  T261] R13: 00005557dd3d6960 R14: 0000000000040000 R15: 0000000000000000
| [   12.317400][  T345] softirqs last disabled at (13716): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   12.317402][  T345] Preemption disabled at:
| [   12.317403][  T345] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.317412][  T345] Tainted: [W]=WARN
[   12.317413][  T345] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.317415][  T345] Call Trace:
[   12.317417][  T345]  <TASK>
[   12.317418][  T345]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.317424][  T345]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.317426][  T345]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.317431][  T345]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.317441][  T345]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.317446][  T345]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   12.317448][  T345]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.317453][  T345]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.317456][  T345]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.317459][  T345]  put_chars (drivers/char/virtio_console.c:1176)
[   12.317462][  T345]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.317466][  T345]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.317469][  T345]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.317472][  T345]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.317473][  T345]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.317475][  T345]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.317479][  T345]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.317481][  T345]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.317484][  T345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.317487][  T345]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.317491][  T345]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.317495][  T345]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.317496][  T345]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   12.317499][  T345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.317502][  T345]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.317505][  T345]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.317509][  T345]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.317511][  T345]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.317516][  T345]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.317519][  T345]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.317520][  T345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.317523][  T345]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.317526][  T345]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.317528][  T345]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.317531][  T345]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.317534][  T345]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.317538][  T345]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   12.317544][  T345]  _printk (kernel/printk/printk.c:2504)
[   12.317547][  T345]  ? snapshot_read.cold (user.c:?)
[   12.317551][  T345]  ? br_multicast_flood (??:?) bridge
[   12.317563][  T345]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.317564][  T345]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.317565][  T345]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.317569][  T345] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   12.317585][  T345] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   12.317597][  T345] new_nbp (net/bridge/br_if.c:449) bridge
[   12.317611][  T345] br_add_if (net/bridge/br_if.c:592) bridge
[   12.317622][  T345]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   12.317626][  T345]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   12.317629][  T345]  ? __kernel_text_address (kernel/extable.c:79)
[   12.317633][  T345]  do_set_master (net/core/rtnetlink.c:3071)
[   12.317637][  T345]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.317640][  T345]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.317643][  T345]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.317645][  T345]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.317647][  T345]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.317651][  T345]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.317653][  T345]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.317655][  T345]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.317657][  T345]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.317660][  T345]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.317662][  T345]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.317665][  T345]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.317667][  T345]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   12.317669][  T345]  ? ___sys_sendmsg (net/socket.c:2757)
[   12.317673][  T345]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.317675][  T345]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.317678][  T345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.317680][  T345]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.317682][  T345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.317683][  T345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.317686][  T345]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.317689][  T345]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   12.317691][  T345]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.317693][  T345]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.317696][  T345]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.317698][  T345]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.317702][  T345]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.317707][  T345]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.317712][  T345]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.317714][  T345]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.317718][  T345]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.317720][  T345]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.317722][  T345]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.317724][  T345]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.317727][  T345]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.317729][  T345]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.317732][  T345]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.317733][  T345]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.317738][  T345]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.317739][  T345]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.317743][  T345]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.317744][  T345]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.317747][  T345]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.317753][  T345]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.317754][  T345]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.317758][  T345]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.317762][  T345]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.317764][  T345]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.317768][  T345]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.317772][  T345]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.317776][  T345]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.317781][  T345]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   12.317783][  T345]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.317785][  T345]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   12.317787][  T345]  ? move_addr_to_kernel (net/socket.c:258)
[   12.317794][  T345]  ___sys_sendmsg (net/socket.c:2767)
[   12.317796][  T345]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.317811][  T345]  __sys_sendmsg (net/socket.c:2799)
[   12.317814][  T345]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.317820][  T345]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.317824][  T345]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.317826][  T345]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.317829][  T345]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.317831][  T345] RIP: 0033:0x7fd8e314754e
[   12.317835][  T345] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.317837][  T345] RSP: 002b:00007ffe92f695c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.317839][  T345] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd8e314754e
[   12.317841][  T345] RDX: 0000000000000000 RSI: 00007ffe92f69670 RDI: 0000000000000005
[   12.317842][  T345] RBP: 00007ffe92f695d0 R08: 0000000000000000 R09: 0000000000000000
[   12.317843][  T345] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e3c
[   12.317843][  T345] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe92f69d30
| [   13.391811][  T425] softirqs last disabled at (12512): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   13.391813][  T425] Preemption disabled at:
| [   13.391814][  T425] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.391823][  T425] Tainted: [W]=WARN
[   13.391824][  T425] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.391826][  T425] Call Trace:
[   13.391828][  T425]  <TASK>
[   13.391829][  T425]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.391835][  T425]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.391837][  T425]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.391842][  T425]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.391846][  T425]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.391851][  T425]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   13.391853][  T425]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.391859][  T425]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.391862][  T425]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.391865][  T425]  put_chars (drivers/char/virtio_console.c:1176)
[   13.391867][  T425]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   13.391869][  T425]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.391872][  T425]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.391876][  T425]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.391878][  T425]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.391882][  T425]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.391885][  T425]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.391887][  T425]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.391888][  T425]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.391892][  T425]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.391894][  T425]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   13.391897][  T425]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.391899][  T425]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.391903][  T425]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.391907][  T425]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.391909][  T425]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   13.391912][  T425]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.391914][  T425]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.391918][  T425]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.391922][  T425]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.391924][  T425]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.391929][  T425]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.391932][  T425]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.391934][  T425]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.391936][  T425]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.391940][  T425]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.391941][  T425]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.391944][  T425]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.391949][  T425]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.391951][  T425]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.391954][  T425]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.391957][  T425]  _printk (kernel/printk/printk.c:2504)
[   13.391961][  T425]  ? snapshot_read.cold (user.c:?)
[   13.391965][  T425]  ? br_multicast_flood (??:?) bridge
[   13.391978][  T425]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.391979][  T425]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.391980][  T425]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.391985][  T425] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   13.391995][  T425] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   13.392004][  T425] new_nbp (net/bridge/br_if.c:449) bridge
[   13.392013][  T425] br_add_if (net/bridge/br_if.c:592) bridge
[   13.392020][  T425]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   13.392025][  T425]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   13.392027][  T425]  ? __kernel_text_address (kernel/extable.c:79)
[   13.392031][  T425]  do_set_master (net/core/rtnetlink.c:3071)
[   13.392036][  T425]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.392039][  T425]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.392042][  T425]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.392043][  T425]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.392045][  T425]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.392048][  T425]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.392051][  T425]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.392053][  T425]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.392055][  T425]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.392058][  T425]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.392060][  T425]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.392063][  T425]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.392064][  T425]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   13.392067][  T425]  ? ___sys_sendmsg (net/socket.c:2757)
[   13.392072][  T425]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.392074][  T425]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.392076][  T425]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.392078][  T425]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.392080][  T425]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.392081][  T425]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.392084][  T425]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.392087][  T425]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   13.392091][  T425]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.392093][  T425]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.392096][  T425]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.392097][  T425]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.392102][  T425]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.392107][  T425]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.392112][  T425]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.392114][  T425]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.392119][  T425]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.392120][  T425]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.392122][  T425]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.392124][  T425]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.392128][  T425]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.392130][  T425]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.392133][  T425]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.392134][  T425]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.392139][  T425]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.392140][  T425]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.392144][  T425]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.392145][  T425]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.392148][  T425]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.392154][  T425]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.392156][  T425]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.392160][  T425]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.392163][  T425]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.392166][  T425]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.392170][  T425]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.392174][  T425]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.392177][  T425]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.392183][  T425]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   13.392185][  T425]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.392187][  T425]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   13.392189][  T425]  ? move_addr_to_kernel (net/socket.c:258)
[   13.392196][  T425]  ___sys_sendmsg (net/socket.c:2767)
[   13.392199][  T425]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.392214][  T425]  __sys_sendmsg (net/socket.c:2799)
[   13.392217][  T425]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.392223][  T425]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.392226][  T425]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.392229][  T425]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.392232][  T425]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.392234][  T425] RIP: 0033:0x7f137624354e
[   13.392238][  T425] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.392240][  T425] RSP: 002b:00007ffd74edc140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.392242][  T425] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f137624354e
[   13.392244][  T425] RDX: 0000000000000000 RSI: 00007ffd74edc1f0 RDI: 0000000000000005
[   13.392245][  T425] RBP: 00007ffd74edc150 R08: 0000000000000000 R09: 0000000000000000
[   13.392245][  T425] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e3d
[   13.392246][  T425] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd74edc8b0
| [   14.433295][  T516] softirqs last disabled at (18058): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   14.433298][  T516] Preemption disabled at:
| [   14.433298][  T516] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.433307][  T516] Tainted: [W]=WARN
[   14.433308][  T516] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.433310][  T516] Call Trace:
[   14.433312][  T516]  <TASK>
[   14.433313][  T516]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.433319][  T516]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.433321][  T516]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.433326][  T516]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.433330][  T516]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.433335][  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))
[   14.433337][  T516]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.433343][  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)
[   14.433346][  T516]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.433349][  T516]  put_chars (drivers/char/virtio_console.c:1176)
[   14.433351][  T516]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   14.433352][  T516]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.433355][  T516]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.433359][  T516]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.433362][  T516]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.433365][  T516]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.433368][  T516]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.433370][  T516]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.433372][  T516]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.433375][  T516]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.433377][  T516]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   14.433380][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.433383][  T516]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.433386][  T516]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.433390][  T516]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.433392][  T516]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   14.433395][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.433397][  T516]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.433401][  T516]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.433405][  T516]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.433407][  T516]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.433411][  T516]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.433414][  T516]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.433416][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.433418][  T516]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.433422][  T516]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.433423][  T516]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.433426][  T516]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.433430][  T516]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.433433][  T516]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.433435][  T516]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.433439][  T516]  _printk (kernel/printk/printk.c:2504)
[   14.433448][  T516]  ? snapshot_read.cold (user.c:?)
[   14.433452][  T516]  ? br_multicast_flood (??:?) bridge
[   14.433464][  T516]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.433466][  T516]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.433467][  T516]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.433471][  T516] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   14.433481][  T516] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   14.433490][  T516] new_nbp (net/bridge/br_if.c:449) bridge
[   14.433499][  T516] br_add_if (net/bridge/br_if.c:592) bridge
[   14.433506][  T516]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   14.433510][  T516]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   14.433513][  T516]  ? __kernel_text_address (kernel/extable.c:79)
[   14.433516][  T516]  do_set_master (net/core/rtnetlink.c:3071)
[   14.433521][  T516]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.433524][  T516]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   14.433527][  T516]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.433528][  T516]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.433530][  T516]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.433533][  T516]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.433536][  T516]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.433537][  T516]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.433540][  T516]  ? kasan_save_stack (mm/kasan/common.c:58)
[   14.433543][  T516]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.433545][  T516]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.433547][  T516]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.433549][  T516]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   14.433552][  T516]  ? ___sys_sendmsg (net/socket.c:2757)
[   14.433556][  T516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.433558][  T516]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.433561][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.433563][  T516]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.433564][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.433566][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.433568][  T516]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.433572][  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)
[   14.433575][  T516]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.433577][  T516]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.433580][  T516]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.433582][  T516]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.433587][  T516]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   14.433592][  T516]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.433597][  T516]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.433599][  T516]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.433603][  T516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.433605][  T516]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.433607][  T516]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.433609][  T516]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.433612][  T516]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.433614][  T516]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.433617][  T516]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.433618][  T516]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.433623][  T516]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.433624][  T516]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.433628][  T516]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.433630][  T516]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.433632][  T516]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.433638][  T516]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.433640][  T516]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.433644][  T516]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.433647][  T516]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.433650][  T516]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.433654][  T516]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.433657][  T516]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.433661][  T516]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.433666][  T516]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   14.433669][  T516]  ? copy_msghdr_from_user (net/socket.c:2650)
[   14.433671][  T516]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   14.433672][  T516]  ? move_addr_to_kernel (net/socket.c:258)
[   14.433679][  T516]  ___sys_sendmsg (net/socket.c:2767)
[   14.433682][  T516]  ? copy_msghdr_from_user (net/socket.c:2619)
[   14.433697][  T516]  __sys_sendmsg (net/socket.c:2799)
[   14.433700][  T516]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   14.433706][  T516]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.433709][  T516]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.433711][  T516]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.433714][  T516]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.433717][  T516] RIP: 0033:0x7f80dd9c854e
[   14.433720][  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
[   14.433722][  T516] RSP: 002b:00007ffded6c7bc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.433725][  T516] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f80dd9c854e
[   14.433726][  T516] RDX: 0000000000000000 RSI: 00007ffded6c7c70 RDI: 0000000000000005
[   14.433727][  T516] RBP: 00007ffded6c7bd0 R08: 0000000000000000 R09: 0000000000000000
[   14.433728][  T516] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e3e
[   14.433728][  T516] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffded6c8330
| [   15.698117][  T627] softirqs last disabled at (21388): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   15.698119][  T627] Preemption disabled at:
| [   15.698120][  T627] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.698129][  T627] Tainted: [W]=WARN
[   15.698130][  T627] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.698132][  T627] Call Trace:
[   15.698133][  T627]  <TASK>
[   15.698135][  T627]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.698141][  T627]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.698143][  T627]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.698147][  T627]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.698151][  T627]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.698156][  T627]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   15.698158][  T627]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.698164][  T627]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.698167][  T627]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.698170][  T627]  put_chars (drivers/char/virtio_console.c:1176)
[   15.698172][  T627]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   15.698174][  T627]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.698177][  T627]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.698181][  T627]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.698183][  T627]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.698187][  T627]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.698190][  T627]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.698192][  T627]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.698193][  T627]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.698197][  T627]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.698199][  T627]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   15.698202][  T627]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.698204][  T627]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.698208][  T627]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.698212][  T627]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.698214][  T627]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   15.698217][  T627]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.698219][  T627]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.698223][  T627]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.698227][  T627]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.698229][  T627]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.698234][  T627]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.698236][  T627]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.698238][  T627]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.698240][  T627]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.698244][  T627]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.698246][  T627]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.698249][  T627]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.698253][  T627]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.698255][  T627]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.698260][  T627]  _printk (kernel/printk/printk.c:2504)
[   15.698266][  T627]  ? snapshot_read.cold (user.c:?)
[   15.698271][  T627]  ? br_multicast_flood (??:?) bridge
[   15.698283][  T627]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   15.698284][  T627]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.698286][  T627]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.698290][  T627] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   15.698300][  T627] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   15.698308][  T627] new_nbp (net/bridge/br_if.c:449) bridge
[   15.698317][  T627] br_add_if (net/bridge/br_if.c:592) bridge
[   15.698324][  T627]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   15.698328][  T627]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   15.698331][  T627]  ? __kernel_text_address (kernel/extable.c:79)
[   15.698335][  T627]  do_set_master (net/core/rtnetlink.c:3071)
[   15.698340][  T627]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   15.698343][  T627]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   15.698346][  T627]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   15.698347][  T627]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.698349][  T627]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.698352][  T627]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.698355][  T627]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.698357][  T627]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.698359][  T627]  ? kasan_save_stack (mm/kasan/common.c:58)
[   15.698362][  T627]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.698364][  T627]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.698366][  T627]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.698368][  T627]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   15.698371][  T627]  ? ___sys_sendmsg (net/socket.c:2757)
[   15.698376][  T627]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.698378][  T627]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.698380][  T627]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.698382][  T627]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.698384][  T627]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.698386][  T627]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.698388][  T627]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   15.698392][  T627]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   15.698395][  T627]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   15.698397][  T627]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.698400][  T627]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   15.698402][  T627]  ? nla_get_range_signed (lib/nlattr.c:270)
[   15.698406][  T627]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   15.698411][  T627]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.698416][  T627]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.698418][  T627]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.698422][  T627]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.698424][  T627]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.698426][  T627]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.698428][  T627]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.698431][  T627]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.698433][  T627]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.698436][  T627]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.698438][  T627]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.698442][  T627]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.698450][  T627]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.698453][  T627]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.698455][  T627]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.698458][  T627]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.698463][  T627]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.698465][  T627]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.698469][  T627]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.698472][  T627]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.698475][  T627]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.698479][  T627]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.698483][  T627]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   15.698486][  T627]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.698491][  T627]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   15.698494][  T627]  ? copy_msghdr_from_user (net/socket.c:2650)
[   15.698496][  T627]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   15.698497][  T627]  ? move_addr_to_kernel (net/socket.c:258)
[   15.698504][  T627]  ___sys_sendmsg (net/socket.c:2767)
[   15.698507][  T627]  ? copy_msghdr_from_user (net/socket.c:2619)
[   15.698522][  T627]  __sys_sendmsg (net/socket.c:2799)
[   15.698525][  T627]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   15.698531][  T627]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.698534][  T627]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.698536][  T627]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.698539][  T627]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.698542][  T627] RIP: 0033:0x7fbc3762f54e
[   15.698545][  T627] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.698547][  T627] RSP: 002b:00007ffd8712baa0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.698549][  T627] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fbc3762f54e
[   15.698551][  T627] RDX: 0000000000000000 RSI: 00007ffd8712bb50 RDI: 0000000000000005
[   15.698552][  T627] RBP: 00007ffd8712bab0 R08: 0000000000000000 R09: 0000000000000000
[   15.698553][  T627] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e40
[   15.698553][  T627] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd8712c210
| [   16.898849][   T46] softirqs last disabled at (30166): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) bridge
| [   16.898858][   T46] Preemption disabled at:
| [   16.898859][   T46] 0x0
| [   16.898869][   T46] Tainted: [W]=WARN
[   16.898870][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.898872][   T46] Workqueue: events_unbound linkwatch_event
[   16.898876][   T46] Call Trace:
[   16.898877][   T46]  <TASK>
[   16.898879][   T46]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.898886][   T46]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.898891][   T46]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.898895][   T46]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   16.898901][   T46]  __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))
[   16.898904][   T46]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.898911][   T46]  ? 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)
[   16.898914][   T46]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.898917][   T46]  put_chars (drivers/char/virtio_console.c:1176)
[   16.898921][   T46]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.898924][   T46]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.898928][   T46]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.898931][   T46]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.898935][   T46]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.898938][   T46]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   16.898940][   T46]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.898942][   T46]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.898946][   T46]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.898948][   T46]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.898953][   T46]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.898957][   T46]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.898962][   T46]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.898964][   T46]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   16.898967][   T46]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.898970][   T46]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.898975][   T46]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.898979][   T46]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.898981][   T46]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.898987][   T46]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.898991][   T46]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.898992][   T46]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.898995][   T46]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.898999][   T46]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.899001][   T46]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.899005][   T46]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.899009][   T46]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.899012][   T46]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.899015][   T46]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.899019][   T46]  _printk (kernel/printk/printk.c:2504)
[   16.899023][   T46]  ? snapshot_read.cold (user.c:?)
[   16.899029][   T46]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.899033][   T46] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   16.899045][   T46] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   16.899054][   T46] br_stp_enable_port (net/bridge/br_stp_if.c:93) bridge
[   16.899062][   T46] br_port_carrier_check (net/bridge/br_if.c:90) bridge
[   16.899072][   T46] br_device_event (net/bridge/br.c:101) bridge
[   16.899082][   T46]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   16.899084][   T46]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[   16.899092][   T46]  notifier_call_chain (kernel/notifier.c:85)
[   16.899099][   T46]  netif_state_change (net/core/dev.c:1625)
[   16.899104][   T46]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7))
[   16.899109][   T46]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   16.899111][   T46]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   16.899115][   T46]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.899117][   T46]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.899123][   T46]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   16.899126][   T46]  ? __linkwatch_run_queue (./include/linux/list.h:577)
[   16.899131][   T46]  process_one_work (kernel/workqueue.c:3387)
[   16.899140][   T46]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   16.899143][   T46]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.899154][   T46]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   16.899163][   T46]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   16.899166][   T46]  kthread (kernel/kthread.c:436)
[   16.899169][   T46]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.899172][   T46]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   16.899176][   T46]  ret_from_fork (arch/x86/kernel/process.c:158)
[   16.899181][   T46]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   16.899185][   T46]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   16.899188][   T46]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   16.899191][   T46]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   18.301028][   T46] softirqs last disabled at (40760): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) bridge
| [   18.301036][   T46] Preemption disabled at:
| [   18.301037][   T46] 0x0
| [   18.301047][   T46] Tainted: [W]=WARN
[   18.301047][   T46] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.301049][   T46] Workqueue: events_unbound linkwatch_event
[   18.301053][   T46] Call Trace:
[   18.301054][   T46]  <TASK>
[   18.301056][   T46]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.301062][   T46]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.301067][   T46]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.301071][   T46]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.301076][   T46]  __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))
[   18.301079][   T46]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.301085][   T46]  ? 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)
[   18.301087][   T46]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.301090][   T46]  put_chars (drivers/char/virtio_console.c:1176)
[   18.301093][   T46]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.301096][   T46]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.301100][   T46]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.301103][   T46]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.301107][   T46]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.301109][   T46]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   18.301111][   T46]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.301113][   T46]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.301117][   T46]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.301118][   T46]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.301123][   T46]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.301128][   T46]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.301132][   T46]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.301133][   T46]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   18.301137][   T46]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.301139][   T46]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.301143][   T46]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.301147][   T46]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.301149][   T46]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.301154][   T46]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.301157][   T46]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.301159][   T46]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.301161][   T46]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.301165][   T46]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.301167][   T46]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.301170][   T46]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.301174][   T46]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.301177][   T46]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.301180][   T46]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.301183][   T46]  _printk (kernel/printk/printk.c:2504)
[   18.301187][   T46]  ? snapshot_read.cold (user.c:?)
[   18.301192][   T46]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.301196][   T46] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   18.301206][   T46] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   18.301215][   T46] br_stp_enable_port (net/bridge/br_stp_if.c:93) bridge
[   18.301222][   T46] br_port_carrier_check (net/bridge/br_if.c:90) bridge
[   18.301231][   T46] br_device_event (net/bridge/br.c:101) bridge
[   18.301239][   T46]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   18.301241][   T46]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[   18.301249][   T46]  notifier_call_chain (kernel/notifier.c:85)
[   18.301254][   T46]  netif_state_change (net/core/dev.c:1625)
[   18.301259][   T46]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7))
[   18.301267][   T46]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   18.301269][   T46]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   18.301273][   T46]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.301275][   T46]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.301279][   T46]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   18.301282][   T46]  ? __linkwatch_run_queue (./include/linux/list.h:577)
[   18.301285][   T46]  process_one_work (kernel/workqueue.c:3387)
[   18.301292][   T46]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   18.301295][   T46]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.301302][   T46]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   18.301309][   T46]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   18.301311][   T46]  kthread (kernel/kthread.c:436)
[   18.301313][   T46]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.301316][   T46]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   18.301319][   T46]  ret_from_fork (arch/x86/kernel/process.c:158)
[   18.301323][   T46]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   18.301326][   T46]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   18.301329][   T46]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   18.301332][   T46]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   24.233621][  T922] softirqs last disabled at (16749): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   24.233623][  T922] Preemption disabled at:
| [   24.233624][  T922] vprintk_emit (kernel/printk/printk.c:2471)
| [   24.233633][  T922] Tainted: [W]=WARN
[   24.233634][  T922] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.233636][  T922] Call Trace:
[   24.233637][  T922]  <TASK>
[   24.233639][  T922]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   24.233645][  T922]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   24.233647][  T922]  __might_resched.cold (kernel/sched/core.c:9234)
[   24.233652][  T922]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   24.233656][  T922]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   24.233661][  T922]  __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))
[   24.233663][  T922]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.233668][  T922]  ? 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)
[   24.233671][  T922]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.233674][  T922]  put_chars (drivers/char/virtio_console.c:1176)
[   24.233677][  T922]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   24.233680][  T922]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.233684][  T922]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.233686][  T922]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.233690][  T922]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   24.233693][  T922]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   24.233695][  T922]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.233696][  T922]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.233700][  T922]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   24.233701][  T922]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.233706][  T922]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.233709][  T922]  console_emit_next_record (kernel/printk/printk.c:3183)
[   24.233713][  T922]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   24.233715][  T922]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   24.233718][  T922]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.233720][  T922]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.233724][  T922]  console_flush_one_record (kernel/printk/printk.c:3268)
[   24.233728][  T922]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   24.233730][  T922]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.233735][  T922]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   24.233738][  T922]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   24.233740][  T922]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.233742][  T922]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   24.233746][  T922]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   24.233747][  T922]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   24.233751][  T922]  vprintk_emit (kernel/printk/printk.c:2479)
[   24.233755][  T922]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   24.233758][  T922]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   24.233760][  T922]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.233764][  T922]  _printk (kernel/printk/printk.c:2504)
[   24.233768][  T922]  ? snapshot_read.cold (user.c:?)
[   24.233770][  T922]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.233774][  T922]  ? kasan_save_stack (mm/kasan/common.c:58)
[   24.233777][  T922]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.233780][  T922]  ? mpol_to_str (mm/mempolicy.c:3580)
[   24.233783][  T922]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   24.233788][  T922]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   24.233791][  T922]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   24.233793][  T922]  ? netdev_notice (net/core/dev.c:13194)
[   24.233795][  T922]  ? 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)
[   24.233799][  T922]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   24.233805][  T922]  ? 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)
[   24.233808][  T922]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   24.233813][  T922]  dev_set_allmulti (net/core/dev_api.c:315)
[   24.233817][  T922]  vif_add (net/ipv4/ipmr.c:900)
[   24.233819][  T922]  ? __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)
[   24.233822][  T922]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   24.233825][  T922]  ? pim_rcv (net/ipv4/ipmr.c:2441)
[   24.233828][  T922]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.233830][  T922]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   24.233835][  T922]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.233838][  T922]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   24.233842][  T922]  ip_mroute_setsockopt (net/ipv4/ipmr.c:1497 (discriminator 1))
[   24.233846][  T922]  ? ipmr_rtm_route (net/ipv4/ipmr.c:2973)
[   24.233854][  T922]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.233858][  T922]  do_ip_setsockopt (net/ipv4/ip_sockglue.c:952)
[   24.233863][  T922]  ? ip_sock_set_tos (net/ipv4/ip_sockglue.c:609)
[   24.233865][  T922]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   24.233866][  T922]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.233869][  T922]  ? filemap_update_page (mm/filemap.c:2607)
[   24.233873][  T922]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   24.233877][  T922]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   24.233879][  T922]  ? handle_pte_fault (mm/memory.c:6558)
[   24.233883][  T922]  ip_setsockopt (net/ipv4/ip_sockglue.c:1421)
[   24.233886][  T922]  raw_setsockopt (net/ipv4/raw.c:851)
[   24.233890][  T922]  ? raw_bind (net/ipv4/raw.c:733)
[   24.233891][  T922]  ? __handle_mm_fault (mm/memory.c:6707)
[   24.233894][  T922]  ? __pmd_alloc (./include/linux/mm.h:1762)
[   24.233898][  T922]  do_sock_setsockopt (net/socket.c:2397)
[   24.233902][  T922]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[   24.233906][  T922]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.233910][  T922]  __sys_setsockopt (net/socket.c:2422)
[   24.233915][  T922]  __x64_sys_setsockopt (net/socket.c:2428 net/socket.c:2425 net/socket.c:2425)
[   24.233917][  T922]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.233919][  T922]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   24.233922][  T922]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   24.233924][  T922]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   24.233925][  T922]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   24.233928][  T922]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.233930][  T922] RIP: 0033:0x7fdc376732de
[   24.233934][  T922] 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
[   24.233936][  T922] RSP: 002b:00007ffc9d9eb288 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   24.233943][  T922] RAX: ffffffffffffffda RBX: 000055a5fd4422c0 RCX: 00007fdc376732de
[   24.233944][  T922] RDX: 00000000000000ca RSI: 0000000000000000 RDI: 0000000000000007
[   24.233945][  T922] RBP: 00007ffc9d9eb340 R08: 0000000000000010 R09: 0000000000000001
[   24.233946][  T922] R10: 00007ffc9d9eb2c0 R11: 0000000000000246 R12: 000055a61315eef4
[   24.233947][  T922] R13: 0000000000000001 R14: 000055a61315eee0 R15: 0000000000000000
| [   26.981819][  T991] softirqs last disabled at (20632): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   26.981822][  T991] Preemption disabled at:
| [   26.981822][  T991] vprintk_emit (kernel/printk/printk.c:2471)
| [   26.981832][  T991] Tainted: [W]=WARN
[   26.981833][  T991] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.981834][  T991] Call Trace:
[   26.981836][  T991]  <TASK>
[   26.981838][  T991]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.981843][  T991]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   26.981845][  T991]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.981850][  T991]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.981855][  T991]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   26.981860][  T991]  __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))
[   26.981862][  T991]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.981868][  T991]  ? 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)
[   26.981870][  T991]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.981874][  T991]  put_chars (drivers/char/virtio_console.c:1176)
[   26.981877][  T991]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.981878][  T991]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.981883][  T991]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.981888][  T991]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.981894][  T991]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.981896][  T991]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.981898][  T991]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.981902][  T991]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.981906][  T991]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.981908][  T991]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   26.981911][  T991]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.981914][  T991]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.981918][  T991]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.981922][  T991]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.981924][  T991]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.981929][  T991]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.981932][  T991]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.981933][  T991]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.981936][  T991]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.981939][  T991]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.981941][  T991]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.981944][  T991]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.981948][  T991]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.981950][  T991]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   26.981952][  T991]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.981954][  T991]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   26.981956][  T991]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   26.981958][  T991]  ? ___sys_sendmsg (net/socket.c:2767)
[   26.981960][  T991]  ? __sys_sendmsg (net/socket.c:2799)
[   26.981962][  T991]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   26.981967][  T991]  _printk (kernel/printk/printk.c:2504)
[   26.981970][  T991]  ? snapshot_read.cold (user.c:?)
[   26.981974][  T991]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   26.981978][  T991]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   26.981981][  T991]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   26.981984][  T991]  ? netdev_notice (net/core/dev.c:13194)
[   26.981987][  T991]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.981990][  T991]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   26.981992][  T991]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   26.981994][  T991]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.981996][  T991]  ? 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)
[   26.981999][  T991]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   26.982004][  T991]  dev_set_allmulti (net/core/dev_api.c:315)
[   26.982007][  T991] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   26.982020][  T991]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   26.982026][  T991] br_del_if (net/bridge/br_if.c:732) bridge
[   26.982033][  T991]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   26.982036][  T991]  do_set_master (net/core/rtnetlink.c:3055)
[   26.982040][  T991]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   26.982045][  T991]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   26.982048][  T991]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   26.982049][  T991]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.982051][  T991]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.982055][  T991]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.982058][  T991]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.982059][  T991]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.982062][  T991]  ? kasan_save_stack (mm/kasan/common.c:58)
[   26.982065][  T991]  ? kasan_save_stack (mm/kasan/common.c:57)
[   26.982066][  T991]  ? kasan_save_track (mm/kasan/common.c:78)
[   26.982069][  T991]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.982071][  T991]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   26.982073][  T991]  ? ___sys_sendmsg (net/socket.c:2757)
[   26.982076][  T991]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.982078][  T991]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   26.982080][  T991]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.982083][  T991]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.982084][  T991]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.982086][  T991]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.982088][  T991]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   26.982091][  T991]  ? __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)
[   26.982093][  T991]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   26.982095][  T991]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   26.982099][  T991]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   26.982100][  T991]  ? nla_get_range_signed (lib/nlattr.c:270)
[   26.982105][  T991]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   26.982110][  T991]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   26.982115][  T991]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.982117][  T991]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.982122][  T991]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.982124][  T991]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.982126][  T991]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.982128][  T991]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.982131][  T991]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.982133][  T991]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   26.982136][  T991]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.982138][  T991]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.982142][  T991]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.982144][  T991]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.982147][  T991]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   26.982149][  T991]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.982151][  T991]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.982157][  T991]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   26.982159][  T991]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   26.982163][  T991]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.982167][  T991]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.982169][  T991]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.982173][  T991]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   26.982177][  T991]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   26.982181][  T991]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   26.982186][  T991]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   26.982188][  T991]  ? copy_msghdr_from_user (net/socket.c:2650)
[   26.982190][  T991]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   26.982192][  T991]  ? move_addr_to_kernel (net/socket.c:258)
[   26.982199][  T991]  ___sys_sendmsg (net/socket.c:2767)
[   26.982202][  T991]  ? copy_msghdr_from_user (net/socket.c:2619)
[   26.982217][  T991]  __sys_sendmsg (net/socket.c:2799)
[   26.982220][  T991]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   26.982226][  T991]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.982229][  T991]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   26.982231][  T991]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   26.982234][  T991]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.982236][  T991] RIP: 0033:0x7f250aa2254e
[   26.982240][  T991] 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
[   26.982241][  T991] RSP: 002b:00007ffc277e4880 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.982244][  T991] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f250aa2254e
[   26.982245][  T991] RDX: 0000000000000000 RSI: 00007ffc277e4930 RDI: 0000000000000005
[   26.982246][  T991] RBP: 00007ffc277e4890 R08: 0000000000000000 R09: 0000000000000000
[   26.982247][  T991] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e4b
[   26.982248][  T991] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc277e4ff0
| [   29.553379][    C2] softirqs last disabled at (1366505): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   29.553381][    C2] Preemption disabled at:
| [   29.553382][    C2] 0x0
| [   29.553393][    C2] Tainted: [W]=WARN
[   29.553394][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.553396][    C2] Call Trace:
[   29.553398][    C2]  <IRQ>
[   29.553400][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.553407][    C2]  __might_resched.cold (kernel/sched/core.c:9234)
[   29.553411][    C2]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   29.553414][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   29.553417][    C2]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   29.553420][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.553424][    C2]  __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))
[   29.553427][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.553429][    C2]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.553432][    C2]  ? 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)
[   29.553434][    C2]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.553436][    C2]  put_chars (drivers/char/virtio_console.c:1176)
[   29.553439][    C2]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   29.553440][    C2]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   29.553444][    C2]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   29.553447][    C2]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   29.553449][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.553450][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.553452][    C2]  console_emit_next_record (kernel/printk/printk.c:3183)
[   29.553455][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   29.553457][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.553459][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.553460][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.553462][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   29.553464][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[   29.553467][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   29.553469][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   29.553471][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.553473][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   29.553474][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.553476][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.553478][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   29.553480][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   29.553482][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   29.553484][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[   29.553486][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   29.553488][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.553506][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.553508][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.553515][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.553521][    C2]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   29.553525][    C2]  _printk (kernel/printk/printk.c:2504)
[   29.553528][    C2]  ? snapshot_read.cold (user.c:?)
[   29.553534][    C2]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   29.553538][    C2]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.553540][    C2]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   29.553542][    C2]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   29.553545][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   29.553548][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   29.553552][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   29.553554][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   29.553556][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.553558][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.553565][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.553567][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.553568][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.553578][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   29.553580][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.553587][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.553595][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.553602][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   29.553605][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   29.553606][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   29.553610][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.553612][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.553614][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.553616][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   29.553618][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.553626][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   29.553627][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.553630][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.553632][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   29.553634][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   29.553636][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.553638][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.553640][    C2]  handle_softirqs (kernel/softirq.c:645)
[   29.553642][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.553644][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   29.553646][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   29.553647][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   29.553649][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   29.553652][    C2]  </IRQ>
[   29.553653][    C2]  <TASK>
[   29.553653][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   29.553655][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   29.553658][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   29.553660][    C2] 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
[   29.553662][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282
[   29.553665][    C2] RAX: 000000000014d9e7 RBX: ff11000001bec6c0 RCX: ffffffff894f0307
[   29.553667][    C2] RDX: ff11000001bec6c0 RSI: ffffffff8c238b01 RDI: ffffffff8bc8d8e0
[   29.553668][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   29.553668][    C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3
[   29.553669][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   29.553671][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.553674][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   29.553676][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   29.553678][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.553680][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   29.553681][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   29.553684][    C2]  ? default_idle_call (kernel/sched/idle.c:129)
[   29.553685][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.553687][    C2]  do_idle (kernel/sched/idle.c:355)
[   29.553689][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   29.553691][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   29.553693][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   29.553695][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   29.617584][    C2]
| [   29.617653][    C2]
| [   29.617653][    C2] stack backtrace:
| [   29.617879][    C2] Tainted: [W]=WARN
[   29.617880][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.617881][    C2] Call Trace:
[   29.617882][    C2]  <IRQ>
[   29.617884][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.617888][    C2]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   29.617891][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   29.617895][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   29.617896][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   29.617898][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   29.617900][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.617902][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.617909][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.617912][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.617914][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.617920][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   29.617922][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.617929][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.617935][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.617942][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   29.617944][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   29.617946][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   29.617949][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.617951][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.617953][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.617955][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   29.617957][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.617964][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   29.617966][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.617969][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.617971][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   29.617973][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   29.617975][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.617977][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.617979][    C2]  handle_softirqs (kernel/softirq.c:645)
[   29.617981][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.617983][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   29.617985][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   29.617986][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   29.617987][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   29.617989][    C2]  </IRQ>
[   29.617990][    C2]  <TASK>
[   29.617990][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   29.617992][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   29.617994][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   29.617996][    C2] 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
[   29.617998][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282
[   29.618001][    C2] RAX: 000000000014d9e7 RBX: ff11000001bec6c0 RCX: ffffffff894f0307
[   29.618002][    C2] RDX: ff11000001bec6c0 RSI: ffffffff8c238b01 RDI: ffffffff8bc8d8e0
[   29.618003][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   29.618004][    C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3
[   29.618005][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   29.618007][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.618009][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   29.618011][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   29.618012][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.618014][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   29.618016][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   29.618017][    C2]  ? default_idle_call (kernel/sched/idle.c:129)
[   29.618019][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.618021][    C2]  do_idle (kernel/sched/idle.c:355)
[   29.618023][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   29.618024][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   29.618026][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   29.618028][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   30.656963][ T1188] softirqs last disabled at (0): 0x0
| [   30.656965][ T1188] Preemption disabled at:
| [   30.656965][ T1188] vprintk_emit (kernel/printk/printk.c:2471)
| [   30.656976][ T1188] Tainted: [W]=WARN
[   30.656977][ T1188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.656979][ T1188] Call Trace:
[   30.656981][ T1188]  <TASK>
[   30.656982][ T1188]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   30.656987][ T1188]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   30.656989][ T1188]  __might_resched.cold (kernel/sched/core.c:9234)
[   30.656993][ T1188]  ? __module_address (kernel/module/main.c:3915)
[   30.656996][ T1188]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   30.656999][ T1188]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   30.657001][ T1188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.657004][ T1188]  __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))
[   30.657008][ T1188]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   30.657011][ T1188]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.657014][ T1188]  ? 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)
[   30.657016][ T1188]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.657018][ T1188]  put_chars (drivers/char/virtio_console.c:1176)
[   30.657019][ T1188]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   30.657021][ T1188]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   30.657022][ T1188]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   30.657025][ T1188]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   30.657028][ T1188]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   30.657030][ T1188]  ? 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)
[   30.657031][ T1188]  ? vsnprintf (lib/vsprintf.c:2900)
[   30.657035][ T1188]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   30.657036][ T1188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.657038][ T1188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.657040][ T1188]  console_emit_next_record (kernel/printk/printk.c:3183)
[   30.657043][ T1188]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   30.657045][ T1188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.657047][ T1188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.657048][ T1188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.657050][ T1188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.657052][ T1188]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   30.657054][ T1188]  console_flush_one_record (kernel/printk/printk.c:3268)
[   30.657056][ T1188]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   30.657059][ T1188]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   30.657060][ T1188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.657062][ T1188]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   30.657064][ T1188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.657065][ T1188]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.657067][ T1188]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   30.657068][ T1188]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   30.657070][ T1188]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   30.657072][ T1188]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   30.657074][ T1188]  vprintk_emit (kernel/printk/printk.c:2479)
[   30.657077][ T1188]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   30.657079][ T1188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.657081][ T1188]  _printk (kernel/printk/printk.c:2504)
[   30.657084][ T1188]  ? snapshot_read.cold (user.c:?)
[   30.657087][ T1188]  ? br_multicast_flood (??:?) bridge
[   30.657098][ T1188]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   30.657101][ T1188]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   30.657102][ T1188]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   30.657104][ T1188] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   30.657113][ T1188] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   30.657120][ T1188] new_nbp (net/bridge/br_if.c:449) bridge
[   30.657129][ T1188] br_add_if (net/bridge/br_if.c:592) bridge
[   30.657135][ T1188]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[   30.657139][ T1188]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   30.657141][ T1188]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   30.657143][ T1188]  ? __kernel_text_address (kernel/extable.c:79)
[   30.657145][ T1188]  do_set_master (net/core/rtnetlink.c:3071)
[   30.657148][ T1188]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   30.657150][ T1188]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   30.657152][ T1188]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   30.657153][ T1188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.657154][ T1188]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   30.657158][ T1188]  ? kasan_save_stack (mm/kasan/common.c:58)
[   30.657161][ T1188]  ? kasan_save_stack (mm/kasan/common.c:57)
[   30.657163][ T1188]  ? kasan_save_track (mm/kasan/common.c:78)
[   30.657164][ T1188]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   30.657166][ T1188]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   30.657167][ T1188]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   30.657168][ T1188]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   30.657169][ T1188]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   30.657172][ T1188]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.657173][ T1188]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   30.657175][ T1188]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   30.657177][ T1188]  ? ___sys_sendmsg (net/socket.c:2767)
[   30.657178][ T1188]  ? __sys_sendmsg (net/socket.c:2799)
[   30.657180][ T1188]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   30.657181][ T1188]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.657184][ T1188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.657186][ T1188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.657187][ T1188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.657189][ T1188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.657191][ T1188]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   30.657194][ T1188]  ? __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)
[   30.657196][ T1188]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   30.657198][ T1188]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   30.657199][ T1188]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   30.657200][ T1188]  ? nla_get_range_signed (lib/nlattr.c:270)
[   30.657203][ T1188]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   30.657205][ T1188]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   30.657207][ T1188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.657208][ T1188]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.657210][ T1188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.657211][ T1188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.657213][ T1188]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   30.657215][ T1188]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   30.657217][ T1188]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   30.657218][ T1188]  ? __kernel_text_address (kernel/extable.c:79)
[   30.657219][ T1188]  ? write_profile (profile.c:?)
[   30.657220][ T1188]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   30.657223][ T1188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.657224][ T1188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.657226][ T1188]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   30.657230][ T1188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.657231][ T1188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.657233][ T1188]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.657234][ T1188]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   30.657236][ T1188]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.657237][ T1188]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   30.657239][ T1188]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   30.657241][ T1188]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   30.657242][ T1188]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.657244][ T1188]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.657245][ T1188]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.657247][ T1188]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   30.657249][ T1188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.657251][ T1188]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.657253][ T1188]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.657255][ T1188]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.657256][ T1188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.657258][ T1188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.657259][ T1188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.657261][ T1188]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   30.657263][ T1188]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   30.657267][ T1188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.657269][ T1188]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.657271][ T1188]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   30.657273][ T1188]  ? copy_msghdr_from_user (net/socket.c:2650)
[   30.657274][ T1188]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   30.657276][ T1188]  ? move_addr_to_kernel (net/socket.c:258)
[   30.657277][ T1188]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   30.657280][ T1188]  ___sys_sendmsg (net/socket.c:2767)
[   30.657281][ T1188]  ? copy_msghdr_from_user (net/socket.c:2619)
[   30.657286][ T1188]  __sys_sendmsg (net/socket.c:2799)
[   30.657288][ T1188]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   30.657291][ T1188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.657293][ T1188]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   30.657294][ T1188]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   30.657297][ T1188]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.657298][ T1188] RIP: 0033:0x7f4eee84a54e
[   30.657300][ T1188] 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
[   30.657302][ T1188] RSP: 002b:00007ffcfa681040 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.657306][ T1188] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f4eee84a54e
[   30.657308][ T1188] RDX: 0000000000000000 RSI: 00007ffcfa6810f0 RDI: 0000000000000005
[   30.657308][ T1188] RBP: 00007ffcfa681050 R08: 0000000000000000 R09: 0000000000000000
[   30.657309][ T1188] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e4f
[   30.657310][ T1188] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcfa6817b0
| [   33.977826][ T1227] softirqs last disabled at (0): 0x0
| [   33.977827][ T1227] Preemption disabled at:
| [   33.977828][ T1227] vprintk_emit (kernel/printk/printk.c:2471)
| [   33.977838][ T1227] Tainted: [W]=WARN
[   33.977839][ T1227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.977841][ T1227] Call Trace:
[   33.977843][ T1227]  <TASK>
[   33.977844][ T1227]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   33.977850][ T1227]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   33.977851][ T1227]  __might_resched.cold (kernel/sched/core.c:9234)
[   33.977857][ T1227]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   33.977861][ T1227]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   33.977864][ T1227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.977867][ T1227]  __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))
[   33.977870][ T1227]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   33.977873][ T1227]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   33.977877][ T1227]  ? 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)
[   33.977878][ T1227]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   33.977880][ T1227]  put_chars (drivers/char/virtio_console.c:1176)
[   33.977882][ T1227]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   33.977884][ T1227]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   33.977886][ T1227]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   33.977889][ T1227]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   33.977890][ T1227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.977892][ T1227]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.977894][ T1227]  console_emit_next_record (kernel/printk/printk.c:3183)
[   33.977897][ T1227]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   33.977898][ T1227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.977900][ T1227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.977902][ T1227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.977903][ T1227]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.977905][ T1227]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   33.977907][ T1227]  console_flush_one_record (kernel/printk/printk.c:3268)
[   33.977909][ T1227]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   33.977912][ T1227]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   33.977913][ T1227]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.977915][ T1227]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   33.977916][ T1227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.977918][ T1227]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   33.977919][ T1227]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   33.977921][ T1227]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   33.977923][ T1227]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   33.977925][ T1227]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   33.977927][ T1227]  vprintk_emit (kernel/printk/printk.c:2479)
[   33.977929][ T1227]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   33.977930][ T1227]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   33.977933][ T1227]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.977936][ T1227]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   33.977937][ T1227]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   33.977940][ T1227]  ? ___sys_sendmsg (net/socket.c:2767)
[   33.977941][ T1227]  ? __sys_sendmsg (net/socket.c:2799)
[   33.977943][ T1227]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   33.977946][ T1227]  _printk (kernel/printk/printk.c:2504)
[   33.977949][ T1227]  ? snapshot_read.cold (user.c:?)
[   33.977951][ T1227]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   33.977954][ T1227]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   33.977956][ T1227]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   33.977958][ T1227]  ? netdev_notice (net/core/dev.c:13194)
[   33.977960][ T1227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.977961][ T1227]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   33.977963][ T1227]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   33.977965][ T1227]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   33.977967][ T1227]  ? 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)
[   33.977969][ T1227]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   33.977972][ T1227]  dev_set_allmulti (net/core/dev_api.c:315)
[   33.977974][ T1227] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   33.977986][ T1227]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   33.977990][ T1227]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   33.977993][ T1227] br_del_if (net/bridge/br_if.c:732) bridge
[   33.977999][ T1227]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   33.978002][ T1227]  do_set_master (net/core/rtnetlink.c:3055)
[   33.978004][ T1227]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   33.978007][ T1227]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   33.978010][ T1227]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   33.978011][ T1227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.978012][ T1227]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   33.978016][ T1227]  ? kasan_save_stack (mm/kasan/common.c:58)
[   33.978018][ T1227]  ? kasan_save_stack (mm/kasan/common.c:57)
[   33.978020][ T1227]  ? kasan_save_track (mm/kasan/common.c:78)
[   33.978021][ T1227]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   33.978023][ T1227]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   33.978024][ T1227]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   33.978025][ T1227]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   33.978026][ T1227]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   33.978028][ T1227]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.978029][ T1227]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   33.978030][ T1227]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   33.978031][ T1227]  ? ___sys_sendmsg (net/socket.c:2767)
[   33.978033][ T1227]  ? __sys_sendmsg (net/socket.c:2799)
[   33.978034][ T1227]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   33.978035][ T1227]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.978038][ T1227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.978039][ T1227]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.978041][ T1227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.978042][ T1227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.978044][ T1227]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   33.978046][ T1227]  ? __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)
[   33.978048][ T1227]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   33.978049][ T1227]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   33.978051][ T1227]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   33.978052][ T1227]  ? nla_get_range_signed (lib/nlattr.c:270)
[   33.978054][ T1227]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   33.978056][ T1227]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   33.978058][ T1227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.978060][ T1227]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.978061][ T1227]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.978063][ T1227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.978065][ T1227]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   33.978066][ T1227]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   33.978068][ T1227]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   33.978069][ T1227]  ? __kernel_text_address (kernel/extable.c:79)
[   33.978070][ T1227]  ? write_profile (profile.c:?)
[   33.978072][ T1227]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   33.978074][ T1227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.978076][ T1227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.978077][ T1227]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   33.978081][ T1227]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.978082][ T1227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.978084][ T1227]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.978085][ T1227]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   33.978086][ T1227]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.978088][ T1227]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   33.978089][ T1227]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   33.978091][ T1227]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   33.978093][ T1227]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.978094][ T1227]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   33.978096][ T1227]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.978097][ T1227]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   33.978099][ T1227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.978101][ T1227]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   33.978103][ T1227]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.978105][ T1227]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.978106][ T1227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.978108][ T1227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.978109][ T1227]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.978111][ T1227]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   33.978113][ T1227]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   33.978115][ T1227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.978117][ T1227]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   33.978118][ T1227]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   33.978120][ T1227]  ? copy_msghdr_from_user (net/socket.c:2650)
[   33.978122][ T1227]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   33.978123][ T1227]  ? move_addr_to_kernel (net/socket.c:258)
[   33.978125][ T1227]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   33.978127][ T1227]  ___sys_sendmsg (net/socket.c:2767)
[   33.978129][ T1227]  ? copy_msghdr_from_user (net/socket.c:2619)
[   33.978133][ T1227]  __sys_sendmsg (net/socket.c:2799)
[   33.978135][ T1227]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   33.978138][ T1227]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.978140][ T1227]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   33.978141][ T1227]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   33.978143][ T1227]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.978145][ T1227] RIP: 0033:0x7f9bbe00454e
[   33.978147][ T1227] 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
[   33.978149][ T1227] RSP: 002b:00007ffc710c60e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.978152][ T1227] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9bbe00454e
[   33.978154][ T1227] RDX: 0000000000000000 RSI: 00007ffc710c6190 RDI: 0000000000000005
[   33.978155][ T1227] RBP: 00007ffc710c60f0 R08: 0000000000000000 R09: 0000000000000000
[   33.978155][ T1227] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e52
[   33.978156][ T1227] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc710c6850
| [   36.765336][ T1350] softirqs last disabled at (0): 0x0
| [   36.765337][ T1350] Preemption disabled at:
| [   36.765338][ T1350] vprintk_emit (kernel/printk/printk.c:2471)
| [   36.765349][ T1350] Tainted: [W]=WARN
[   36.765350][ T1350] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.765351][ T1350] Call Trace:
[   36.765353][ T1350]  <TASK>
[   36.765354][ T1350]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   36.765359][ T1350]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   36.765361][ T1350]  __might_resched.cold (kernel/sched/core.c:9234)
[   36.765365][ T1350]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   36.765368][ T1350]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   36.765371][ T1350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.765375][ T1350]  __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))
[   36.765378][ T1350]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   36.765380][ T1350]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.765384][ T1350]  ? 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)
[   36.765386][ T1350]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.765388][ T1350]  put_chars (drivers/char/virtio_console.c:1176)
[   36.765390][ T1350]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   36.765391][ T1350]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   36.765394][ T1350]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   36.765397][ T1350]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   36.765398][ T1350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.765400][ T1350]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.765402][ T1350]  console_emit_next_record (kernel/printk/printk.c:3183)
[   36.765405][ T1350]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   36.765407][ T1350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.765408][ T1350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.765410][ T1350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.765412][ T1350]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.765413][ T1350]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   36.765415][ T1350]  console_flush_one_record (kernel/printk/printk.c:3268)
[   36.765417][ T1350]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   36.765420][ T1350]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   36.765422][ T1350]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.765423][ T1350]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   36.765425][ T1350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.765426][ T1350]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   36.765428][ T1350]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   36.765429][ T1350]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   36.765431][ T1350]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   36.765433][ T1350]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   36.765435][ T1350]  vprintk_emit (kernel/printk/printk.c:2479)
[   36.765437][ T1350]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   36.765439][ T1350]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   36.765442][ T1350]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.765445][ T1350]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   36.765446][ T1350]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   36.765449][ T1350]  ? ___sys_sendmsg (net/socket.c:2767)
[   36.765450][ T1350]  ? __sys_sendmsg (net/socket.c:2799)
[   36.765452][ T1350]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   36.765455][ T1350]  _printk (kernel/printk/printk.c:2504)
[   36.765458][ T1350]  ? snapshot_read.cold (user.c:?)
[   36.765460][ T1350]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   36.765463][ T1350]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   36.765465][ T1350]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   36.765467][ T1350]  ? netdev_notice (net/core/dev.c:13194)
[   36.765468][ T1350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.765470][ T1350]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   36.765472][ T1350]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   36.765474][ T1350]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   36.765476][ T1350]  ? 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)
[   36.765478][ T1350]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   36.765481][ T1350]  dev_set_allmulti (net/core/dev_api.c:315)
[   36.765484][ T1350] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   36.765496][ T1350]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   36.765499][ T1350]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   36.765501][ T1350] br_del_if (net/bridge/br_if.c:732) bridge
[   36.765508][ T1350]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   36.765510][ T1350]  do_set_master (net/core/rtnetlink.c:3055)
[   36.765513][ T1350]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   36.765522][ T1350]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   36.765524][ T1350]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   36.765526][ T1350]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   36.765529][ T1350]  ? kasan_save_stack (mm/kasan/common.c:58)
[   36.765532][ T1350]  ? kasan_save_stack (mm/kasan/common.c:57)
[   36.765533][ T1350]  ? kasan_save_track (mm/kasan/common.c:78)
[   36.765535][ T1350]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   36.765536][ T1350]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   36.765538][ T1350]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   36.765539][ T1350]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   36.765540][ T1350]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   36.765541][ T1350]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.765542][ T1350]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   36.765544][ T1350]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   36.765545][ T1350]  ? ___sys_sendmsg (net/socket.c:2767)
[   36.765546][ T1350]  ? __sys_sendmsg (net/socket.c:2799)
[   36.765548][ T1350]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   36.765549][ T1350]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.765551][ T1350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.765553][ T1350]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.765554][ T1350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.765556][ T1350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.765557][ T1350]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   36.765559][ T1350]  ? __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)
[   36.765561][ T1350]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   36.765563][ T1350]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   36.765564][ T1350]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   36.765565][ T1350]  ? nla_get_range_signed (lib/nlattr.c:270)
[   36.765568][ T1350]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   36.765570][ T1350]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   36.765572][ T1350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.765573][ T1350]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.765574][ T1350]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.765576][ T1350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.765578][ T1350]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   36.765579][ T1350]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   36.765581][ T1350]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   36.765582][ T1350]  ? __kernel_text_address (kernel/extable.c:79)
[   36.765584][ T1350]  ? write_profile (profile.c:?)
[   36.765585][ T1350]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   36.765587][ T1350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.765589][ T1350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.765591][ T1350]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   36.765594][ T1350]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.765596][ T1350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.765597][ T1350]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.765599][ T1350]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   36.765600][ T1350]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.765602][ T1350]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   36.765603][ T1350]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   36.765605][ T1350]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   36.765607][ T1350]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.765608][ T1350]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   36.765609][ T1350]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.765611][ T1350]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   36.765613][ T1350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.765615][ T1350]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   36.765617][ T1350]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.765619][ T1350]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.765620][ T1350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.765622][ T1350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.765623][ T1350]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.765625][ T1350]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   36.765627][ T1350]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   36.765629][ T1350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.765631][ T1350]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   36.765632][ T1350]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   36.765634][ T1350]  ? copy_msghdr_from_user (net/socket.c:2650)
[   36.765636][ T1350]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   36.765637][ T1350]  ? move_addr_to_kernel (net/socket.c:258)
[   36.765639][ T1350]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   36.765641][ T1350]  ___sys_sendmsg (net/socket.c:2767)
[   36.765643][ T1350]  ? copy_msghdr_from_user (net/socket.c:2619)
[   36.765648][ T1350]  __sys_sendmsg (net/socket.c:2799)
[   36.765649][ T1350]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   36.765652][ T1350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.765654][ T1350]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   36.765655][ T1350]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   36.765657][ T1350]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.765659][ T1350] RIP: 0033:0x7f4428f5f54e
[   36.765661][ T1350] 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
[   36.765663][ T1350] RSP: 002b:00007fff8b2e45a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.765666][ T1350] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4428f5f54e
[   36.765668][ T1350] RDX: 0000000000000000 RSI: 00007fff8b2e4650 RDI: 0000000000000005
[   36.765669][ T1350] RBP: 00007fff8b2e45b0 R08: 0000000000000000 R09: 0000000000000000
[   36.765669][ T1350] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e55
[   36.765670][ T1350] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff8b2e4d10
| [   39.328080][ T1416] softirqs last disabled at (0): 0x0
| [   39.328081][ T1416] Preemption disabled at:
| [   39.328082][ T1416] vprintk_emit (kernel/printk/printk.c:2471)
| [   39.328093][ T1416] Tainted: [W]=WARN
[   39.328094][ T1416] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.328096][ T1416] Call Trace:
[   39.328097][ T1416]  <TASK>
[   39.328099][ T1416]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   39.328104][ T1416]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   39.328106][ T1416]  __might_resched.cold (kernel/sched/core.c:9234)
[   39.328110][ T1416]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   39.328113][ T1416]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   39.328116][ T1416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.328119][ T1416]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   39.328122][ T1416]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   39.328125][ T1416]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.328129][ T1416]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   39.328131][ T1416]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.328133][ T1416]  put_chars (drivers/char/virtio_console.c:1176)
[   39.328135][ T1416]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   39.328136][ T1416]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   39.328139][ T1416]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   39.328142][ T1416]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   39.328143][ T1416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.328145][ T1416]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.328147][ T1416]  console_emit_next_record (kernel/printk/printk.c:3183)
[   39.328150][ T1416]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   39.328152][ T1416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.328153][ T1416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.328155][ T1416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.328156][ T1416]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.328158][ T1416]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   39.328160][ T1416]  console_flush_one_record (kernel/printk/printk.c:3268)
[   39.328162][ T1416]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   39.328165][ T1416]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   39.328166][ T1416]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.328168][ T1416]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   39.328169][ T1416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.328171][ T1416]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   39.328172][ T1416]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   39.328174][ T1416]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   39.328176][ T1416]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   39.328178][ T1416]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   39.328180][ T1416]  vprintk_emit (kernel/printk/printk.c:2479)
[   39.328182][ T1416]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   39.328184][ T1416]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   39.328187][ T1416]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.328190][ T1416]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   39.328191][ T1416]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   39.328194][ T1416]  ? ___sys_sendmsg (net/socket.c:2767)
[   39.328195][ T1416]  ? __sys_sendmsg (net/socket.c:2799)
[   39.328197][ T1416]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   39.328200][ T1416]  _printk (kernel/printk/printk.c:2504)
[   39.328203][ T1416]  ? snapshot_read.cold (user.c:?)
[   39.328205][ T1416]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   39.328208][ T1416]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   39.328210][ T1416]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   39.328212][ T1416]  ? netdev_notice (net/core/dev.c:13194)
[   39.328214][ T1416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.328215][ T1416]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   39.328217][ T1416]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   39.328219][ T1416]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   39.328221][ T1416]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   39.328223][ T1416]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   39.328226][ T1416]  dev_set_allmulti (net/core/dev_api.c:315)
[   39.328229][ T1416] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   39.328242][ T1416]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   39.328245][ T1416]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   39.328248][ T1416] br_del_if (net/bridge/br_if.c:732) bridge
[   39.328255][ T1416]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   39.328257][ T1416]  do_set_master (net/core/rtnetlink.c:3055)
[   39.328260][ T1416]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   39.328263][ T1416]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   39.328268][ T1416]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   39.328269][ T1416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.328271][ T1416]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   39.328275][ T1416]  ? kasan_save_stack (mm/kasan/common.c:58)
[   39.328277][ T1416]  ? kasan_save_stack (mm/kasan/common.c:57)
[   39.328279][ T1416]  ? kasan_save_track (mm/kasan/common.c:78)
[   39.328280][ T1416]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   39.328282][ T1416]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   39.328283][ T1416]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   39.328284][ T1416]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   39.328285][ T1416]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   39.328287][ T1416]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.328288][ T1416]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   39.328289][ T1416]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   39.328290][ T1416]  ? ___sys_sendmsg (net/socket.c:2767)
[   39.328292][ T1416]  ? __sys_sendmsg (net/socket.c:2799)
[   39.328293][ T1416]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   39.328295][ T1416]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.328297][ T1416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.328299][ T1416]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.328300][ T1416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.328302][ T1416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.328303][ T1416]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   39.328305][ T1416]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   39.328308][ T1416]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   39.328309][ T1416]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   39.328311][ T1416]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   39.328312][ T1416]  ? nla_get_range_signed (lib/nlattr.c:270)
[   39.328314][ T1416]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   39.328316][ T1416]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   39.328318][ T1416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.328320][ T1416]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   39.328321][ T1416]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.328322][ T1416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.328324][ T1416]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   39.328326][ T1416]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   39.328328][ T1416]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   39.328329][ T1416]  ? __kernel_text_address (kernel/extable.c:79)
[   39.328330][ T1416]  ? write_profile (profile.c:?)
[   39.328331][ T1416]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   39.328334][ T1416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.328335][ T1416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.328337][ T1416]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   39.328341][ T1416]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.328342][ T1416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.328344][ T1416]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   39.328345][ T1416]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   39.328347][ T1416]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.328348][ T1416]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   39.328349][ T1416]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   39.328352][ T1416]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   39.328353][ T1416]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.328354][ T1416]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   39.328356][ T1416]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.328357][ T1416]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   39.328359][ T1416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.328361][ T1416]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   39.328363][ T1416]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.328365][ T1416]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.328367][ T1416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.328368][ T1416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.328370][ T1416]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.328372][ T1416]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   39.328374][ T1416]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   39.328375][ T1416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.328377][ T1416]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   39.328379][ T1416]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   39.328381][ T1416]  ? copy_msghdr_from_user (net/socket.c:2650)
[   39.328382][ T1416]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   39.328384][ T1416]  ? move_addr_to_kernel (net/socket.c:258)
[   39.328385][ T1416]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   39.328387][ T1416]  ___sys_sendmsg (net/socket.c:2767)
[   39.328389][ T1416]  ? copy_msghdr_from_user (net/socket.c:2619)
[   39.328394][ T1416]  __sys_sendmsg (net/socket.c:2799)
[   39.328396][ T1416]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   39.328398][ T1416]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.328400][ T1416]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   39.328402][ T1416]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   39.328404][ T1416]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.328405][ T1416] RIP: 0033:0x7fd5c436754e
[   39.328407][ T1416] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   39.328409][ T1416] RSP: 002b:00007fffb5c08060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.328413][ T1416] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd5c436754e
[   39.328414][ T1416] RDX: 0000000000000000 RSI: 00007fffb5c08110 RDI: 0000000000000005
[   39.328415][ T1416] RBP: 00007fffb5c08070 R08: 0000000000000000 R09: 0000000000000000
[   39.328416][ T1416] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e57
[   39.328417][ T1416] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffb5c087d0
| [   42.105690][ T1521] softirqs last disabled at (0): 0x0
| [   42.105691][ T1521] Preemption disabled at:
| [   42.105692][ T1521] vprintk_emit (kernel/printk/printk.c:2471)
| [   42.105703][ T1521] Tainted: [W]=WARN
[   42.105704][ T1521] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.105706][ T1521] Call Trace:
[   42.105707][ T1521]  <TASK>
[   42.105708][ T1521]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   42.105714][ T1521]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   42.105716][ T1521]  __might_resched.cold (kernel/sched/core.c:9234)
[   42.105720][ T1521]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   42.105723][ T1521]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   42.105726][ T1521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.105730][ T1521]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   42.105733][ T1521]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   42.105735][ T1521]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   42.105739][ T1521]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   42.105741][ T1521]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   42.105743][ T1521]  put_chars (drivers/char/virtio_console.c:1176)
[   42.105745][ T1521]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   42.105747][ T1521]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   42.105749][ T1521]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   42.105753][ T1521]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   42.105754][ T1521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.105756][ T1521]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.105758][ T1521]  console_emit_next_record (kernel/printk/printk.c:3183)
[   42.105760][ T1521]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   42.105762][ T1521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.105764][ T1521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.105766][ T1521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.105767][ T1521]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.105769][ T1521]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   42.105771][ T1521]  console_flush_one_record (kernel/printk/printk.c:3268)
[   42.105773][ T1521]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   42.105776][ T1521]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   42.105777][ T1521]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.105779][ T1521]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   42.105780][ T1521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.105782][ T1521]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   42.105783][ T1521]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   42.105785][ T1521]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   42.105787][ T1521]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   42.105789][ T1521]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   42.105791][ T1521]  vprintk_emit (kernel/printk/printk.c:2479)
[   42.105793][ T1521]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   42.105795][ T1521]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   42.105798][ T1521]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.105801][ T1521]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   42.105802][ T1521]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   42.105805][ T1521]  ? ___sys_sendmsg (net/socket.c:2767)
[   42.105806][ T1521]  ? __sys_sendmsg (net/socket.c:2799)
[   42.105808][ T1521]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   42.105811][ T1521]  _printk (kernel/printk/printk.c:2504)
[   42.105814][ T1521]  ? snapshot_read.cold (user.c:?)
[   42.105816][ T1521]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   42.105819][ T1521]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   42.105821][ T1521]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   42.105823][ T1521]  ? netdev_notice (net/core/dev.c:13194)
[   42.105825][ T1521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.105826][ T1521]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   42.105828][ T1521]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   42.105831][ T1521]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   42.105832][ T1521]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   42.105834][ T1521]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   42.105838][ T1521]  dev_set_allmulti (net/core/dev_api.c:315)
[   42.105840][ T1521] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   42.105853][ T1521]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   42.105856][ T1521]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   42.105859][ T1521] br_del_if (net/bridge/br_if.c:732) bridge
[   42.105866][ T1521]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   42.105868][ T1521]  do_set_master (net/core/rtnetlink.c:3055)
[   42.105871][ T1521]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   42.105873][ T1521]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   42.105876][ T1521]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   42.105877][ T1521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.105879][ T1521]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   42.105883][ T1521]  ? kasan_save_stack (mm/kasan/common.c:58)
[   42.105885][ T1521]  ? kasan_save_stack (mm/kasan/common.c:57)
[   42.105887][ T1521]  ? kasan_save_track (mm/kasan/common.c:78)
[   42.105888][ T1521]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   42.105890][ T1521]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   42.105891][ T1521]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   42.105892][ T1521]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   42.105893][ T1521]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   42.105895][ T1521]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.105896][ T1521]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   42.105897][ T1521]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   42.105898][ T1521]  ? ___sys_sendmsg (net/socket.c:2767)
[   42.105900][ T1521]  ? __sys_sendmsg (net/socket.c:2799)
[   42.105901][ T1521]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   42.105902][ T1521]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.105905][ T1521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.105906][ T1521]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.105908][ T1521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.105909][ T1521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.105911][ T1521]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   42.105913][ T1521]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   42.105915][ T1521]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   42.105916][ T1521]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   42.105918][ T1521]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   42.105919][ T1521]  ? nla_get_range_signed (lib/nlattr.c:270)
[   42.105922][ T1521]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   42.105924][ T1521]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   42.105926][ T1521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.105927][ T1521]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   42.105929][ T1521]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.105930][ T1521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.105932][ T1521]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   42.105934][ T1521]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   42.105935][ T1521]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   42.105937][ T1521]  ? __kernel_text_address (kernel/extable.c:79)
[   42.105938][ T1521]  ? write_profile (profile.c:?)
[   42.105939][ T1521]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   42.105942][ T1521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.105943][ T1521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.105945][ T1521]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   42.105948][ T1521]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.105950][ T1521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.105952][ T1521]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   42.105953][ T1521]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   42.105955][ T1521]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.105956][ T1521]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   42.105957][ T1521]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   42.105960][ T1521]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   42.105961][ T1521]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.105963][ T1521]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   42.105964][ T1521]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.105965][ T1521]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   42.105968][ T1521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.105970][ T1521]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   42.105971][ T1521]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.105973][ T1521]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.105975][ T1521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.105976][ T1521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.105978][ T1521]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.105980][ T1521]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   42.105982][ T1521]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   42.105984][ T1521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.105985][ T1521]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   42.105987][ T1521]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   42.105989][ T1521]  ? copy_msghdr_from_user (net/socket.c:2650)
[   42.105990][ T1521]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   42.105992][ T1521]  ? move_addr_to_kernel (net/socket.c:258)
[   42.105993][ T1521]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   42.105996][ T1521]  ___sys_sendmsg (net/socket.c:2767)
[   42.105997][ T1521]  ? copy_msghdr_from_user (net/socket.c:2619)
[   42.106002][ T1521]  __sys_sendmsg (net/socket.c:2799)
[   42.106004][ T1521]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   42.106007][ T1521]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.106009][ T1521]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   42.106010][ T1521]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   42.106012][ T1521]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.106014][ T1521] RIP: 0033:0x7f1f8f39b54e
[   42.106016][ T1521] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   42.106018][ T1521] RSP: 002b:00007fffece5ac00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.106022][ T1521] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1f8f39b54e
[   42.106023][ T1521] RDX: 0000000000000000 RSI: 00007fffece5acb0 RDI: 0000000000000005
[   42.106024][ T1521] RBP: 00007fffece5ac10 R08: 0000000000000000 R09: 0000000000000000
[   42.106025][ T1521] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e5a
[   42.106026][ T1521] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffece5b370
| [   44.897509][ T1644] softirqs last disabled at (0): 0x0
| [   44.897510][ T1644] Preemption disabled at:
| [   44.897511][ T1644] vprintk_emit (kernel/printk/printk.c:2471)
| [   44.897522][ T1644] Tainted: [W]=WARN
[   44.897522][ T1644] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.897524][ T1644] Call Trace:
[   44.897525][ T1644]  <TASK>
[   44.897526][ T1644]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   44.897532][ T1644]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   44.897534][ T1644]  __might_resched.cold (kernel/sched/core.c:9234)
[   44.897538][ T1644]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   44.897546][ T1644]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   44.897549][ T1644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.897553][ T1644]  __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))
[   44.897556][ T1644]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   44.897559][ T1644]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.897562][ T1644]  ? 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)
[   44.897564][ T1644]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.897566][ T1644]  put_chars (drivers/char/virtio_console.c:1176)
[   44.897568][ T1644]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   44.897569][ T1644]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   44.897572][ T1644]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   44.897575][ T1644]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   44.897576][ T1644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.897578][ T1644]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.897580][ T1644]  console_emit_next_record (kernel/printk/printk.c:3183)
[   44.897582][ T1644]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   44.897584][ T1644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.897586][ T1644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.897587][ T1644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.897589][ T1644]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.897591][ T1644]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   44.897592][ T1644]  console_flush_one_record (kernel/printk/printk.c:3268)
[   44.897594][ T1644]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   44.897597][ T1644]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   44.897599][ T1644]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.897600][ T1644]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   44.897602][ T1644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.897603][ T1644]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.897604][ T1644]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   44.897606][ T1644]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   44.897608][ T1644]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   44.897610][ T1644]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   44.897611][ T1644]  vprintk_emit (kernel/printk/printk.c:2479)
[   44.897614][ T1644]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   44.897615][ T1644]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.897618][ T1644]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.897621][ T1644]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.897622][ T1644]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.897625][ T1644]  ? ___sys_sendmsg (net/socket.c:2767)
[   44.897626][ T1644]  ? __sys_sendmsg (net/socket.c:2799)
[   44.897628][ T1644]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.897631][ T1644]  _printk (kernel/printk/printk.c:2504)
[   44.897634][ T1644]  ? snapshot_read.cold (user.c:?)
[   44.897636][ T1644]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   44.897639][ T1644]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   44.897641][ T1644]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   44.897642][ T1644]  ? netdev_notice (net/core/dev.c:13194)
[   44.897644][ T1644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.897646][ T1644]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   44.897647][ T1644]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   44.897650][ T1644]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   44.897651][ T1644]  ? 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)
[   44.897654][ T1644]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   44.897656][ T1644]  dev_set_allmulti (net/core/dev_api.c:315)
[   44.897659][ T1644] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   44.897671][ T1644]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   44.897674][ T1644]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   44.897677][ T1644] br_del_if (net/bridge/br_if.c:732) bridge
[   44.897684][ T1644]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   44.897686][ T1644]  do_set_master (net/core/rtnetlink.c:3055)
[   44.897689][ T1644]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   44.897691][ T1644]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   44.897694][ T1644]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   44.897695][ T1644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.897697][ T1644]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   44.897701][ T1644]  ? kasan_save_stack (mm/kasan/common.c:58)
[   44.897703][ T1644]  ? kasan_save_stack (mm/kasan/common.c:57)
[   44.897704][ T1644]  ? kasan_save_track (mm/kasan/common.c:78)
[   44.897706][ T1644]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   44.897707][ T1644]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   44.897709][ T1644]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   44.897710][ T1644]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.897711][ T1644]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   44.897712][ T1644]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.897713][ T1644]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.897714][ T1644]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.897716][ T1644]  ? ___sys_sendmsg (net/socket.c:2767)
[   44.897717][ T1644]  ? __sys_sendmsg (net/socket.c:2799)
[   44.897718][ T1644]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.897719][ T1644]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.897722][ T1644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.897723][ T1644]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.897725][ T1644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.897726][ T1644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.897728][ T1644]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   44.897730][ T1644]  ? __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)
[   44.897732][ T1644]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   44.897733][ T1644]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   44.897735][ T1644]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   44.897736][ T1644]  ? nla_get_range_signed (lib/nlattr.c:270)
[   44.897738][ T1644]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   44.897740][ T1644]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   44.897742][ T1644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.897743][ T1644]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.897744][ T1644]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.897746][ T1644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.897748][ T1644]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   44.897749][ T1644]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   44.897751][ T1644]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   44.897752][ T1644]  ? __kernel_text_address (kernel/extable.c:79)
[   44.897754][ T1644]  ? write_profile (profile.c:?)
[   44.897755][ T1644]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   44.897757][ T1644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.897759][ T1644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.897760][ T1644]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   44.897764][ T1644]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.897765][ T1644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.897767][ T1644]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.897768][ T1644]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.897770][ T1644]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.897771][ T1644]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   44.897773][ T1644]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   44.897775][ T1644]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   44.897776][ T1644]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.897778][ T1644]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.897779][ T1644]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.897780][ T1644]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   44.897783][ T1644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.897784][ T1644]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.897786][ T1644]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.897788][ T1644]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.897789][ T1644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.897791][ T1644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.897793][ T1644]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.897794][ T1644]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.897796][ T1644]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   44.897798][ T1644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.897799][ T1644]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.897801][ T1644]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.897803][ T1644]  ? copy_msghdr_from_user (net/socket.c:2650)
[   44.897804][ T1644]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   44.897806][ T1644]  ? move_addr_to_kernel (net/socket.c:258)
[   44.897807][ T1644]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   44.897809][ T1644]  ___sys_sendmsg (net/socket.c:2767)
[   44.897811][ T1644]  ? copy_msghdr_from_user (net/socket.c:2619)
[   44.897816][ T1644]  __sys_sendmsg (net/socket.c:2799)
[   44.897818][ T1644]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   44.897820][ T1644]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.897822][ T1644]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.897823][ T1644]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   44.897826][ T1644]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.897827][ T1644] RIP: 0033:0x7f3e1586954e
[   44.897829][ T1644] 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
[   44.897831][ T1644] RSP: 002b:00007ffd82453450 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.897834][ T1644] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3e1586954e
[   44.897836][ T1644] RDX: 0000000000000000 RSI: 00007ffd82453500 RDI: 0000000000000005
[   44.897836][ T1644] RBP: 00007ffd82453460 R08: 0000000000000000 R09: 0000000000000000
[   44.897837][ T1644] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e5d
[   44.897838][ T1644] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd82453bc0
| [   47.651118][ T1752] softirqs last disabled at (0): 0x0
| [   47.651120][ T1752] Preemption disabled at:
| [   47.651121][ T1752] vprintk_emit (kernel/printk/printk.c:2471)
| [   47.651132][ T1752] Tainted: [W]=WARN
[   47.651133][ T1752] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.651135][ T1752] Call Trace:
[   47.651136][ T1752]  <TASK>
[   47.651137][ T1752]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   47.651142][ T1752]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   47.651144][ T1752]  __might_resched.cold (kernel/sched/core.c:9234)
[   47.651148][ T1752]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   47.651151][ T1752]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   47.651154][ T1752]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.651158][ T1752]  __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))
[   47.651160][ T1752]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   47.651163][ T1752]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.651167][ T1752]  ? 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)
[   47.651168][ T1752]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.651170][ T1752]  put_chars (drivers/char/virtio_console.c:1176)
[   47.651172][ T1752]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   47.651174][ T1752]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   47.651176][ T1752]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   47.651179][ T1752]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   47.651181][ T1752]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.651182][ T1752]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.651184][ T1752]  console_emit_next_record (kernel/printk/printk.c:3183)
[   47.651187][ T1752]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   47.651189][ T1752]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.651190][ T1752]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.651192][ T1752]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.651194][ T1752]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.651195][ T1752]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   47.651197][ T1752]  console_flush_one_record (kernel/printk/printk.c:3268)
[   47.651199][ T1752]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   47.651202][ T1752]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   47.651204][ T1752]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.651205][ T1752]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   47.651207][ T1752]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.651208][ T1752]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.651210][ T1752]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   47.651211][ T1752]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   47.651213][ T1752]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   47.651215][ T1752]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   47.651217][ T1752]  vprintk_emit (kernel/printk/printk.c:2479)
[   47.651219][ T1752]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   47.651221][ T1752]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.651224][ T1752]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.651227][ T1752]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.651228][ T1752]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.651230][ T1752]  ? ___sys_sendmsg (net/socket.c:2767)
[   47.651232][ T1752]  ? __sys_sendmsg (net/socket.c:2799)
[   47.651233][ T1752]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.651237][ T1752]  _printk (kernel/printk/printk.c:2504)
[   47.651239][ T1752]  ? snapshot_read.cold (user.c:?)
[   47.651242][ T1752]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   47.651244][ T1752]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   47.651246][ T1752]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   47.651248][ T1752]  ? netdev_notice (net/core/dev.c:13194)
[   47.651249][ T1752]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.651251][ T1752]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   47.651253][ T1752]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   47.651255][ T1752]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   47.651257][ T1752]  ? 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)
[   47.651259][ T1752]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   47.651262][ T1752]  dev_set_allmulti (net/core/dev_api.c:315)
[   47.651267][ T1752] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   47.651279][ T1752]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   47.651283][ T1752]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   47.651286][ T1752] br_del_if (net/bridge/br_if.c:732) bridge
[   47.651293][ T1752]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   47.651295][ T1752]  do_set_master (net/core/rtnetlink.c:3055)
[   47.651298][ T1752]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   47.651300][ T1752]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   47.651303][ T1752]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   47.651304][ T1752]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.651306][ T1752]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   47.651309][ T1752]  ? kasan_save_stack (mm/kasan/common.c:58)
[   47.651312][ T1752]  ? kasan_save_stack (mm/kasan/common.c:57)
[   47.651313][ T1752]  ? kasan_save_track (mm/kasan/common.c:78)
[   47.651315][ T1752]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   47.651316][ T1752]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   47.651318][ T1752]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   47.651319][ T1752]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.651320][ T1752]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   47.651321][ T1752]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.651322][ T1752]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.651323][ T1752]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.651325][ T1752]  ? ___sys_sendmsg (net/socket.c:2767)
[   47.651326][ T1752]  ? __sys_sendmsg (net/socket.c:2799)
[   47.651327][ T1752]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.651329][ T1752]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.651331][ T1752]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.651333][ T1752]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.651334][ T1752]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.651335][ T1752]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.651337][ T1752]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   47.651339][ T1752]  ? __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)
[   47.651341][ T1752]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   47.651343][ T1752]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   47.651344][ T1752]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   47.651345][ T1752]  ? nla_get_range_signed (lib/nlattr.c:270)
[   47.651348][ T1752]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   47.651350][ T1752]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   47.651351][ T1752]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.651353][ T1752]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.651354][ T1752]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.651356][ T1752]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.651358][ T1752]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   47.651359][ T1752]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   47.651361][ T1752]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   47.651362][ T1752]  ? __kernel_text_address (kernel/extable.c:79)
[   47.651364][ T1752]  ? write_profile (profile.c:?)
[   47.651365][ T1752]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   47.651367][ T1752]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.651369][ T1752]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.651371][ T1752]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   47.651374][ T1752]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.651375][ T1752]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.651377][ T1752]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.651378][ T1752]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.651380][ T1752]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.651381][ T1752]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   47.651383][ T1752]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   47.651385][ T1752]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   47.651387][ T1752]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.651388][ T1752]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.651389][ T1752]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.651391][ T1752]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   47.651393][ T1752]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.651395][ T1752]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.651397][ T1752]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.651399][ T1752]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.651400][ T1752]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.651402][ T1752]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.651403][ T1752]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.651405][ T1752]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.651407][ T1752]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   47.651409][ T1752]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.651410][ T1752]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   47.651412][ T1752]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.651414][ T1752]  ? copy_msghdr_from_user (net/socket.c:2650)
[   47.651415][ T1752]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   47.651417][ T1752]  ? move_addr_to_kernel (net/socket.c:258)
[   47.651418][ T1752]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   47.651421][ T1752]  ___sys_sendmsg (net/socket.c:2767)
[   47.651423][ T1752]  ? copy_msghdr_from_user (net/socket.c:2619)
[   47.651427][ T1752]  __sys_sendmsg (net/socket.c:2799)
[   47.651429][ T1752]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   47.651432][ T1752]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.651434][ T1752]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.651435][ T1752]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   47.651437][ T1752]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.651439][ T1752] RIP: 0033:0x7f2d0569454e
[   47.651440][ T1752] 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
[   47.651442][ T1752] RSP: 002b:00007ffd1b0e0ba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.651446][ T1752] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2d0569454e
[   47.651447][ T1752] RDX: 0000000000000000 RSI: 00007ffd1b0e0c50 RDI: 0000000000000005
[   47.651448][ T1752] RBP: 00007ffd1b0e0bb0 R08: 0000000000000000 R09: 0000000000000000
[   47.651449][ T1752] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e60
[   47.651450][ T1752] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd1b0e1310
| [   50.310859][ T1847] softirqs last disabled at (0): 0x0
| [   50.310861][ T1847] Preemption disabled at:
| [   50.310861][ T1847] vprintk_emit (kernel/printk/printk.c:2471)
| [   50.310872][ T1847] Tainted: [W]=WARN
[   50.310873][ T1847] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.310875][ T1847] Call Trace:
[   50.310876][ T1847]  <TASK>
[   50.310878][ T1847]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   50.310883][ T1847]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   50.310885][ T1847]  __might_resched.cold (kernel/sched/core.c:9234)
[   50.310889][ T1847]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   50.310892][ T1847]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   50.310895][ T1847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.310899][ T1847]  __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))
[   50.310902][ T1847]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   50.310904][ T1847]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.310908][ T1847]  ? 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)
[   50.310910][ T1847]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.310912][ T1847]  put_chars (drivers/char/virtio_console.c:1176)
[   50.310914][ T1847]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   50.310916][ T1847]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   50.310918][ T1847]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   50.310921][ T1847]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   50.310923][ T1847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.310924][ T1847]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.310927][ T1847]  console_emit_next_record (kernel/printk/printk.c:3183)
[   50.310929][ T1847]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   50.310931][ T1847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.310933][ T1847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.310935][ T1847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.310936][ T1847]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.310938][ T1847]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   50.310940][ T1847]  console_flush_one_record (kernel/printk/printk.c:3268)
[   50.310942][ T1847]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   50.310945][ T1847]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   50.310947][ T1847]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.310948][ T1847]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   50.310950][ T1847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.310951][ T1847]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.310953][ T1847]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   50.310954][ T1847]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   50.310956][ T1847]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   50.310958][ T1847]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   50.310960][ T1847]  vprintk_emit (kernel/printk/printk.c:2479)
[   50.310963][ T1847]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   50.310965][ T1847]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   50.310968][ T1847]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.310971][ T1847]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   50.310972][ T1847]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   50.310975][ T1847]  ? ___sys_sendmsg (net/socket.c:2767)
[   50.310976][ T1847]  ? __sys_sendmsg (net/socket.c:2799)
[   50.310978][ T1847]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   50.310981][ T1847]  _printk (kernel/printk/printk.c:2504)
[   50.310984][ T1847]  ? snapshot_read.cold (user.c:?)
[   50.310987][ T1847]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   50.310989][ T1847]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   50.310991][ T1847]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   50.310993][ T1847]  ? netdev_notice (net/core/dev.c:13194)
[   50.310995][ T1847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.310997][ T1847]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   50.310998][ T1847]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   50.311001][ T1847]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   50.311002][ T1847]  ? 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)
[   50.311005][ T1847]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   50.311007][ T1847]  dev_set_allmulti (net/core/dev_api.c:315)
[   50.311010][ T1847] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   50.311022][ T1847]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   50.311026][ T1847]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   50.311029][ T1847] br_del_if (net/bridge/br_if.c:732) bridge
[   50.311036][ T1847]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   50.311038][ T1847]  do_set_master (net/core/rtnetlink.c:3055)
[   50.311041][ T1847]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   50.311043][ T1847]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   50.311046][ T1847]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   50.311047][ T1847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.311049][ T1847]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   50.311053][ T1847]  ? kasan_save_stack (mm/kasan/common.c:58)
[   50.311055][ T1847]  ? kasan_save_stack (mm/kasan/common.c:57)
[   50.311057][ T1847]  ? kasan_save_track (mm/kasan/common.c:78)
[   50.311058][ T1847]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   50.311060][ T1847]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   50.311061][ T1847]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   50.311062][ T1847]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   50.311064][ T1847]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   50.311065][ T1847]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.311066][ T1847]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   50.311067][ T1847]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   50.311069][ T1847]  ? ___sys_sendmsg (net/socket.c:2767)
[   50.311070][ T1847]  ? __sys_sendmsg (net/socket.c:2799)
[   50.311072][ T1847]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   50.311073][ T1847]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.311075][ T1847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.311077][ T1847]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.311079][ T1847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.311080][ T1847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.311082][ T1847]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   50.311084][ T1847]  ? __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)
[   50.311086][ T1847]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   50.311088][ T1847]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   50.311089][ T1847]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   50.311091][ T1847]  ? nla_get_range_signed (lib/nlattr.c:270)
[   50.311093][ T1847]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   50.311095][ T1847]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   50.311097][ T1847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.311099][ T1847]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.311100][ T1847]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.311101][ T1847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.311104][ T1847]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   50.311105][ T1847]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   50.311107][ T1847]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   50.311109][ T1847]  ? __kernel_text_address (kernel/extable.c:79)
[   50.311110][ T1847]  ? write_profile (profile.c:?)
[   50.311111][ T1847]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   50.311114][ T1847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.311115][ T1847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.311117][ T1847]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   50.311121][ T1847]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.311122][ T1847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.311124][ T1847]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.311126][ T1847]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   50.311127][ T1847]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.311129][ T1847]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   50.311130][ T1847]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   50.311133][ T1847]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   50.311134][ T1847]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.311136][ T1847]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.311137][ T1847]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.311138][ T1847]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   50.311141][ T1847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.311143][ T1847]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.311145][ T1847]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.311147][ T1847]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.311148][ T1847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.311150][ T1847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.311152][ T1847]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.311153][ T1847]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   50.311155][ T1847]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   50.311157][ T1847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.311159][ T1847]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   50.311161][ T1847]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   50.311163][ T1847]  ? copy_msghdr_from_user (net/socket.c:2650)
[   50.311164][ T1847]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   50.311166][ T1847]  ? move_addr_to_kernel (net/socket.c:258)
[   50.311167][ T1847]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   50.311170][ T1847]  ___sys_sendmsg (net/socket.c:2767)
[   50.311172][ T1847]  ? copy_msghdr_from_user (net/socket.c:2619)
[   50.311177][ T1847]  __sys_sendmsg (net/socket.c:2799)
[   50.311179][ T1847]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   50.311181][ T1847]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.311183][ T1847]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   50.311185][ T1847]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   50.311187][ T1847]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.311188][ T1847] RIP: 0033:0x7fc49625254e
[   50.311190][ T1847] 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
[   50.311192][ T1847] RSP: 002b:00007fff7d18d8c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.311196][ T1847] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc49625254e
[   50.311197][ T1847] RDX: 0000000000000000 RSI: 00007fff7d18d970 RDI: 0000000000000005
[   50.311198][ T1847] RBP: 00007fff7d18d8d0 R08: 0000000000000000 R09: 0000000000000000
[   50.311199][ T1847] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e62
[   50.311200][ T1847] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff7d18e030
| [   53.037138][ T1960] softirqs last disabled at (0): 0x0
| [   53.037140][ T1960] Preemption disabled at:
| [   53.037140][ T1960] vprintk_emit (kernel/printk/printk.c:2471)
| [   53.037152][ T1960] Tainted: [W]=WARN
[   53.037153][ T1960] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.037154][ T1960] Call Trace:
[   53.037156][ T1960]  <TASK>
[   53.037157][ T1960]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   53.037163][ T1960]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   53.037165][ T1960]  __might_resched.cold (kernel/sched/core.c:9234)
[   53.037169][ T1960]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   53.037172][ T1960]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   53.037174][ T1960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.037178][ T1960]  __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))
[   53.037181][ T1960]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   53.037184][ T1960]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.037188][ T1960]  ? 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)
[   53.037189][ T1960]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.037191][ T1960]  put_chars (drivers/char/virtio_console.c:1176)
[   53.037193][ T1960]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   53.037195][ T1960]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   53.037197][ T1960]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   53.037201][ T1960]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   53.037202][ T1960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.037204][ T1960]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.037206][ T1960]  console_emit_next_record (kernel/printk/printk.c:3183)
[   53.037209][ T1960]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   53.037211][ T1960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.037212][ T1960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.037214][ T1960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.037216][ T1960]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.037218][ T1960]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   53.037219][ T1960]  console_flush_one_record (kernel/printk/printk.c:3268)
[   53.037222][ T1960]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   53.037224][ T1960]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   53.037226][ T1960]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.037228][ T1960]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   53.037229][ T1960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.037231][ T1960]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   53.037232][ T1960]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   53.037234][ T1960]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   53.037236][ T1960]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   53.037238][ T1960]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   53.037240][ T1960]  vprintk_emit (kernel/printk/printk.c:2479)
[   53.037242][ T1960]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   53.037244][ T1960]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   53.037248][ T1960]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.037250][ T1960]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   53.037252][ T1960]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   53.037254][ T1960]  ? ___sys_sendmsg (net/socket.c:2767)
[   53.037256][ T1960]  ? __sys_sendmsg (net/socket.c:2799)
[   53.037257][ T1960]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   53.037261][ T1960]  _printk (kernel/printk/printk.c:2504)
[   53.037267][ T1960]  ? snapshot_read.cold (user.c:?)
[   53.037269][ T1960]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   53.037272][ T1960]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   53.037274][ T1960]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   53.037276][ T1960]  ? netdev_notice (net/core/dev.c:13194)
[   53.037277][ T1960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.037279][ T1960]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   53.037281][ T1960]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   53.037284][ T1960]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   53.037285][ T1960]  ? 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)
[   53.037288][ T1960]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   53.037291][ T1960]  dev_set_allmulti (net/core/dev_api.c:315)
[   53.037294][ T1960] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   53.037306][ T1960]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   53.037309][ T1960]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   53.037312][ T1960] br_del_if (net/bridge/br_if.c:732) bridge
[   53.037319][ T1960]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   53.037321][ T1960]  do_set_master (net/core/rtnetlink.c:3055)
[   53.037324][ T1960]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   53.037327][ T1960]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   53.037330][ T1960]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   53.037331][ T1960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.037333][ T1960]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   53.037336][ T1960]  ? kasan_save_stack (mm/kasan/common.c:58)
[   53.037339][ T1960]  ? kasan_save_stack (mm/kasan/common.c:57)
[   53.037341][ T1960]  ? kasan_save_track (mm/kasan/common.c:78)
[   53.037342][ T1960]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   53.037344][ T1960]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   53.037345][ T1960]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   53.037346][ T1960]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   53.037347][ T1960]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   53.037349][ T1960]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.037350][ T1960]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   53.037351][ T1960]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   53.037353][ T1960]  ? ___sys_sendmsg (net/socket.c:2767)
[   53.037354][ T1960]  ? __sys_sendmsg (net/socket.c:2799)
[   53.037355][ T1960]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   53.037357][ T1960]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.037359][ T1960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.037361][ T1960]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.037363][ T1960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.037364][ T1960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.037366][ T1960]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   53.037368][ T1960]  ? __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)
[   53.037370][ T1960]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   53.037372][ T1960]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   53.037373][ T1960]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   53.037375][ T1960]  ? nla_get_range_signed (lib/nlattr.c:270)
[   53.037377][ T1960]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   53.037379][ T1960]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   53.037381][ T1960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.037383][ T1960]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.037384][ T1960]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.037386][ T1960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.037388][ T1960]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   53.037389][ T1960]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   53.037391][ T1960]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   53.037393][ T1960]  ? __kernel_text_address (kernel/extable.c:79)
[   53.037394][ T1960]  ? write_profile (profile.c:?)
[   53.037395][ T1960]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   53.037398][ T1960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.037400][ T1960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.037401][ T1960]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   53.037405][ T1960]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.037406][ T1960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.037408][ T1960]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.037410][ T1960]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   53.037411][ T1960]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.037413][ T1960]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   53.037414][ T1960]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   53.037417][ T1960]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   53.037418][ T1960]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.037419][ T1960]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   53.037421][ T1960]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.037422][ T1960]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   53.037425][ T1960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.037427][ T1960]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   53.037429][ T1960]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.037431][ T1960]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.037432][ T1960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.037434][ T1960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.037436][ T1960]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.037437][ T1960]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   53.037439][ T1960]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   53.037441][ T1960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.037443][ T1960]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   53.037445][ T1960]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   53.037446][ T1960]  ? copy_msghdr_from_user (net/socket.c:2650)
[   53.037448][ T1960]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   53.037450][ T1960]  ? move_addr_to_kernel (net/socket.c:258)
[   53.037451][ T1960]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   53.037454][ T1960]  ___sys_sendmsg (net/socket.c:2767)
[   53.037455][ T1960]  ? copy_msghdr_from_user (net/socket.c:2619)
[   53.037460][ T1960]  __sys_sendmsg (net/socket.c:2799)
[   53.037462][ T1960]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   53.037465][ T1960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.037467][ T1960]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   53.037468][ T1960]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   53.037471][ T1960]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.037472][ T1960] RIP: 0033:0x7efd2771b54e
[   53.037474][ T1960] 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
[   53.037476][ T1960] RSP: 002b:00007fff65c317e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.037480][ T1960] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efd2771b54e
[   53.037481][ T1960] RDX: 0000000000000000 RSI: 00007fff65c31890 RDI: 0000000000000005
[   53.037482][ T1960] RBP: 00007fff65c317f0 R08: 0000000000000000 R09: 0000000000000000
[   53.037483][ T1960] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e65
[   53.037484][ T1960] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff65c31f50
| [   56.878806][ T2086] softirqs last disabled at (0): 0x0
| [   56.878807][ T2086] Preemption disabled at:
| [   56.878808][ T2086] vprintk_emit (kernel/printk/printk.c:2471)
| [   56.878819][ T2086] Tainted: [W]=WARN
[   56.878820][ T2086] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.878822][ T2086] Call Trace:
[   56.878824][ T2086]  <TASK>
[   56.878825][ T2086]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   56.878831][ T2086]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   56.878833][ T2086]  __might_resched.cold (kernel/sched/core.c:9234)
[   56.878837][ T2086]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   56.878840][ T2086]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   56.878843][ T2086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.878846][ T2086]  __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))
[   56.878849][ T2086]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.878852][ T2086]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.878856][ T2086]  ? 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)
[   56.878857][ T2086]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.878859][ T2086]  put_chars (drivers/char/virtio_console.c:1176)
[   56.878861][ T2086]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   56.878863][ T2086]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   56.878865][ T2086]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   56.878868][ T2086]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   56.878870][ T2086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.878871][ T2086]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.878873][ T2086]  console_emit_next_record (kernel/printk/printk.c:3183)
[   56.878876][ T2086]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   56.878878][ T2086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.878880][ T2086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.878881][ T2086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.878883][ T2086]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.878885][ T2086]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   56.878886][ T2086]  console_flush_one_record (kernel/printk/printk.c:3268)
[   56.878889][ T2086]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   56.878891][ T2086]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   56.878893][ T2086]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.878894][ T2086]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   56.878896][ T2086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.878897][ T2086]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.878899][ T2086]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   56.878900][ T2086]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   56.878902][ T2086]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   56.878904][ T2086]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   56.878906][ T2086]  vprintk_emit (kernel/printk/printk.c:2479)
[   56.878908][ T2086]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   56.878910][ T2086]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   56.878913][ T2086]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.878916][ T2086]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   56.878917][ T2086]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   56.878920][ T2086]  ? ___sys_sendmsg (net/socket.c:2767)
[   56.878921][ T2086]  ? __sys_sendmsg (net/socket.c:2799)
[   56.878923][ T2086]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   56.878927][ T2086]  _printk (kernel/printk/printk.c:2504)
[   56.878930][ T2086]  ? snapshot_read.cold (user.c:?)
[   56.878932][ T2086]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   56.878935][ T2086]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   56.878937][ T2086]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   56.878938][ T2086]  ? netdev_notice (net/core/dev.c:13194)
[   56.878940][ T2086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.878942][ T2086]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   56.878943][ T2086]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   56.878946][ T2086]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   56.878947][ T2086]  ? 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)
[   56.878950][ T2086]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   56.878953][ T2086]  dev_set_allmulti (net/core/dev_api.c:315)
[   56.878955][ T2086] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   56.878967][ T2086]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   56.878970][ T2086]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   56.878973][ T2086] br_del_if (net/bridge/br_if.c:732) bridge
[   56.878980][ T2086]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   56.878982][ T2086]  do_set_master (net/core/rtnetlink.c:3055)
[   56.878985][ T2086]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   56.878988][ T2086]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   56.878991][ T2086]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   56.878992][ T2086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.878993][ T2086]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   56.878997][ T2086]  ? kasan_save_stack (mm/kasan/common.c:58)
[   56.878999][ T2086]  ? kasan_save_stack (mm/kasan/common.c:57)
[   56.879001][ T2086]  ? kasan_save_track (mm/kasan/common.c:78)
[   56.879002][ T2086]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   56.879004][ T2086]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   56.879006][ T2086]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   56.879007][ T2086]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   56.879008][ T2086]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   56.879009][ T2086]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.879010][ T2086]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   56.879012][ T2086]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   56.879013][ T2086]  ? ___sys_sendmsg (net/socket.c:2767)
[   56.879014][ T2086]  ? __sys_sendmsg (net/socket.c:2799)
[   56.879016][ T2086]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   56.879017][ T2086]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.879019][ T2086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.879021][ T2086]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.879022][ T2086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.879024][ T2086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.879026][ T2086]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   56.879028][ T2086]  ? __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)
[   56.879030][ T2086]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   56.879031][ T2086]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   56.879033][ T2086]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   56.879034][ T2086]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.879036][ T2086]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   56.879038][ T2086]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   56.879040][ T2086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.879042][ T2086]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   56.879043][ T2086]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.879045][ T2086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.879047][ T2086]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   56.879048][ T2086]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   56.879050][ T2086]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   56.879051][ T2086]  ? __kernel_text_address (kernel/extable.c:79)
[   56.879053][ T2086]  ? write_profile (profile.c:?)
[   56.879054][ T2086]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   56.879056][ T2086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.879058][ T2086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.879060][ T2086]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   56.879063][ T2086]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.879065][ T2086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.879066][ T2086]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   56.879068][ T2086]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   56.879069][ T2086]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.879071][ T2086]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   56.879072][ T2086]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   56.879074][ T2086]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   56.879076][ T2086]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.879077][ T2086]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.879079][ T2086]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.879080][ T2086]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   56.879082][ T2086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.879084][ T2086]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.879086][ T2086]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.879088][ T2086]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.879089][ T2086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.879091][ T2086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.879093][ T2086]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.879094][ T2086]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   56.879096][ T2086]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   56.879098][ T2086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.879100][ T2086]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.879102][ T2086]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   56.879103][ T2086]  ? copy_msghdr_from_user (net/socket.c:2650)
[   56.879105][ T2086]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   56.879106][ T2086]  ? move_addr_to_kernel (net/socket.c:258)
[   56.879108][ T2086]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   56.879110][ T2086]  ___sys_sendmsg (net/socket.c:2767)
[   56.879112][ T2086]  ? copy_msghdr_from_user (net/socket.c:2619)
[   56.879117][ T2086]  __sys_sendmsg (net/socket.c:2799)
[   56.879119][ T2086]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   56.879121][ T2086]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.879123][ T2086]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   56.879125][ T2086]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   56.879127][ T2086]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.879129][ T2086] RIP: 0033:0x7ff1e60ef54e
[   56.879131][ T2086] 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
[   56.879133][ T2086] RSP: 002b:00007ffeb3496d50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.879136][ T2086] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff1e60ef54e
[   56.879138][ T2086] RDX: 0000000000000000 RSI: 00007ffeb3496e00 RDI: 0000000000000005
[   56.879139][ T2086] RBP: 00007ffeb3496d60 R08: 0000000000000000 R09: 0000000000000000
[   56.879139][ T2086] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e69
[   56.879140][ T2086] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeb34974c0
| [   59.737049][ T2209] softirqs last disabled at (0): 0x0
| [   59.737051][ T2209] Preemption disabled at:
| [   59.737051][ T2209] vprintk_emit (kernel/printk/printk.c:2471)
| [   59.737063][ T2209] Tainted: [W]=WARN
[   59.737063][ T2209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.737065][ T2209] Call Trace:
[   59.737067][ T2209]  <TASK>
[   59.737068][ T2209]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   59.737073][ T2209]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   59.737075][ T2209]  __might_resched.cold (kernel/sched/core.c:9234)
[   59.737079][ T2209]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   59.737083][ T2209]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   59.737085][ T2209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.737089][ T2209]  __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))
[   59.737092][ T2209]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   59.737095][ T2209]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.737099][ T2209]  ? 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)
[   59.737101][ T2209]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.737102][ T2209]  put_chars (drivers/char/virtio_console.c:1176)
[   59.737104][ T2209]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   59.737106][ T2209]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   59.737108][ T2209]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   59.737112][ T2209]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   59.737113][ T2209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.737115][ T2209]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.737117][ T2209]  console_emit_next_record (kernel/printk/printk.c:3183)
[   59.737119][ T2209]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   59.737121][ T2209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.737123][ T2209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.737125][ T2209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.737127][ T2209]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.737128][ T2209]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   59.737130][ T2209]  console_flush_one_record (kernel/printk/printk.c:3268)
[   59.737133][ T2209]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   59.737135][ T2209]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   59.737137][ T2209]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.737139][ T2209]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   59.737140][ T2209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.737142][ T2209]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   59.737143][ T2209]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   59.737145][ T2209]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   59.737147][ T2209]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   59.737149][ T2209]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   59.737151][ T2209]  vprintk_emit (kernel/printk/printk.c:2479)
[   59.737153][ T2209]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   59.737155][ T2209]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   59.737158][ T2209]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.737161][ T2209]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   59.737162][ T2209]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   59.737165][ T2209]  ? ___sys_sendmsg (net/socket.c:2767)
[   59.737166][ T2209]  ? __sys_sendmsg (net/socket.c:2799)
[   59.737168][ T2209]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   59.737171][ T2209]  _printk (kernel/printk/printk.c:2504)
[   59.737174][ T2209]  ? snapshot_read.cold (user.c:?)
[   59.737176][ T2209]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   59.737179][ T2209]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   59.737181][ T2209]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   59.737183][ T2209]  ? netdev_notice (net/core/dev.c:13194)
[   59.737185][ T2209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.737187][ T2209]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   59.737188][ T2209]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   59.737191][ T2209]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   59.737192][ T2209]  ? 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)
[   59.737195][ T2209]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   59.737198][ T2209]  dev_set_allmulti (net/core/dev_api.c:315)
[   59.737200][ T2209] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   59.737213][ T2209]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   59.737216][ T2209]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   59.737219][ T2209] br_del_if (net/bridge/br_if.c:732) bridge
[   59.737226][ T2209]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   59.737228][ T2209]  do_set_master (net/core/rtnetlink.c:3055)
[   59.737231][ T2209]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   59.737234][ T2209]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   59.737236][ T2209]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   59.737238][ T2209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.737239][ T2209]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   59.737244][ T2209]  ? kasan_save_stack (mm/kasan/common.c:58)
[   59.737246][ T2209]  ? kasan_save_stack (mm/kasan/common.c:57)
[   59.737247][ T2209]  ? kasan_save_track (mm/kasan/common.c:78)
[   59.737249][ T2209]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   59.737251][ T2209]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   59.737252][ T2209]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   59.737253][ T2209]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   59.737254][ T2209]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   59.737256][ T2209]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.737257][ T2209]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   59.737258][ T2209]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   59.737259][ T2209]  ? ___sys_sendmsg (net/socket.c:2767)
[   59.737261][ T2209]  ? __sys_sendmsg (net/socket.c:2799)
[   59.737262][ T2209]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   59.737263][ T2209]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.737269][ T2209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.737271][ T2209]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.737272][ T2209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.737274][ T2209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.737276][ T2209]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   59.737278][ T2209]  ? __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)
[   59.737280][ T2209]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   59.737281][ T2209]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   59.737283][ T2209]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   59.737284][ T2209]  ? nla_get_range_signed (lib/nlattr.c:270)
[   59.737287][ T2209]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   59.737289][ T2209]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   59.737291][ T2209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.737293][ T2209]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.737294][ T2209]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.737295][ T2209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.737297][ T2209]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   59.737299][ T2209]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   59.737301][ T2209]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   59.737302][ T2209]  ? __kernel_text_address (kernel/extable.c:79)
[   59.737303][ T2209]  ? write_profile (profile.c:?)
[   59.737305][ T2209]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   59.737307][ T2209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.737309][ T2209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.737311][ T2209]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   59.737314][ T2209]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.737315][ T2209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.737317][ T2209]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.737319][ T2209]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   59.737320][ T2209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.737322][ T2209]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   59.737323][ T2209]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   59.737326][ T2209]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   59.737327][ T2209]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.737328][ T2209]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   59.737330][ T2209]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.737331][ T2209]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   59.737334][ T2209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.737335][ T2209]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   59.737337][ T2209]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.737339][ T2209]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.737341][ T2209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.737343][ T2209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.737344][ T2209]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.737346][ T2209]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   59.737348][ T2209]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   59.737350][ T2209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.737352][ T2209]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   59.737353][ T2209]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   59.737355][ T2209]  ? copy_msghdr_from_user (net/socket.c:2650)
[   59.737357][ T2209]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   59.737358][ T2209]  ? move_addr_to_kernel (net/socket.c:258)
[   59.737360][ T2209]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   59.737362][ T2209]  ___sys_sendmsg (net/socket.c:2767)
[   59.737364][ T2209]  ? copy_msghdr_from_user (net/socket.c:2619)
[   59.737369][ T2209]  __sys_sendmsg (net/socket.c:2799)
[   59.737371][ T2209]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   59.737373][ T2209]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.737375][ T2209]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   59.737377][ T2209]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   59.737379][ T2209]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.737380][ T2209] RIP: 0033:0x7f9ba456754e
[   59.737382][ T2209] 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
[   59.737384][ T2209] RSP: 002b:00007ffc165affe0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.737388][ T2209] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9ba456754e
[   59.737389][ T2209] RDX: 0000000000000000 RSI: 00007ffc165b0090 RDI: 0000000000000005
[   59.737390][ T2209] RBP: 00007ffc165afff0 R08: 0000000000000000 R09: 0000000000000000
[   59.737391][ T2209] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e6c
[   59.737392][ T2209] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc165b0750
| [   62.280366][ T2276] softirqs last disabled at (0): 0x0
| [   62.280368][ T2276] Preemption disabled at:
| [   62.280369][ T2276] vprintk_emit (kernel/printk/printk.c:2471)
| [   62.280383][ T2276] Tainted: [W]=WARN
[   62.280384][ T2276] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.280386][ T2276] Call Trace:
[   62.280388][ T2276]  <TASK>
[   62.280390][ T2276]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   62.280396][ T2276]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   62.280399][ T2276]  __might_resched.cold (kernel/sched/core.c:9234)
[   62.280403][ T2276]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   62.280407][ T2276]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   62.280411][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.280415][ T2276]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   62.280419][ T2276]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   62.280422][ T2276]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   62.280427][ T2276]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   62.280429][ T2276]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   62.280432][ T2276]  put_chars (drivers/char/virtio_console.c:1176)
[   62.280435][ T2276]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   62.280438][ T2276]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   62.280441][ T2276]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   62.280446][ T2276]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   62.280448][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.280450][ T2276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.280453][ T2276]  console_emit_next_record (kernel/printk/printk.c:3183)
[   62.280457][ T2276]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   62.280459][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.280462][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.280464][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.280466][ T2276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.280469][ T2276]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   62.280472][ T2276]  console_flush_one_record (kernel/printk/printk.c:3268)
[   62.280475][ T2276]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   62.280479][ T2276]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   62.280481][ T2276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.280483][ T2276]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   62.280485][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.280488][ T2276]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   62.280490][ T2276]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   62.280492][ T2276]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   62.280495][ T2276]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   62.280497][ T2276]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   62.280500][ T2276]  vprintk_emit (kernel/printk/printk.c:2479)
[   62.280503][ T2276]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   62.280506][ T2276]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   62.280510][ T2276]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.280513][ T2276]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   62.280515][ T2276]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   62.280519][ T2276]  ? ___sys_sendmsg (net/socket.c:2767)
[   62.280521][ T2276]  ? __sys_sendmsg (net/socket.c:2799)
[   62.280523][ T2276]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   62.280527][ T2276]  _printk (kernel/printk/printk.c:2504)
[   62.280531][ T2276]  ? snapshot_read.cold (user.c:?)
[   62.280534][ T2276]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   62.280538][ T2276]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   62.280541][ T2276]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   62.280543][ T2276]  ? netdev_notice (net/core/dev.c:13194)
[   62.280546][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.280549][ T2276]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   62.280551][ T2276]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   62.280554][ T2276]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   62.280556][ T2276]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   62.280560][ T2276]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   62.280564][ T2276]  dev_set_allmulti (net/core/dev_api.c:315)
[   62.280567][ T2276] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   62.280584][ T2276]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   62.280589][ T2276]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   62.280593][ T2276] br_del_if (net/bridge/br_if.c:732) bridge
[   62.280610][ T2276]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   62.280613][ T2276]  do_set_master (net/core/rtnetlink.c:3055)
[   62.280617][ T2276]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   62.280621][ T2276]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   62.280624][ T2276]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   62.280626][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.280628][ T2276]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   62.280633][ T2276]  ? kasan_save_stack (mm/kasan/common.c:58)
[   62.280637][ T2276]  ? kasan_save_stack (mm/kasan/common.c:57)
[   62.280639][ T2276]  ? kasan_save_track (mm/kasan/common.c:78)
[   62.280641][ T2276]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   62.280643][ T2276]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   62.280646][ T2276]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   62.280648][ T2276]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   62.280650][ T2276]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   62.280652][ T2276]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.280654][ T2276]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   62.280656][ T2276]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   62.280657][ T2276]  ? ___sys_sendmsg (net/socket.c:2767)
[   62.280659][ T2276]  ? __sys_sendmsg (net/socket.c:2799)
[   62.280662][ T2276]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   62.280663][ T2276]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.280667][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.280670][ T2276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.280672][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.280674][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.280676][ T2276]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   62.280679][ T2276]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   62.280682][ T2276]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   62.280684][ T2276]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   62.280687][ T2276]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   62.280689][ T2276]  ? nla_get_range_signed (lib/nlattr.c:270)
[   62.280693][ T2276]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   62.280696][ T2276]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   62.280699][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.280702][ T2276]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   62.280704][ T2276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.280706][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.280709][ T2276]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   62.280711][ T2276]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   62.280714][ T2276]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   62.280716][ T2276]  ? __kernel_text_address (kernel/extable.c:79)
[   62.280718][ T2276]  ? write_profile (profile.c:?)
[   62.280720][ T2276]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   62.280723][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.280725][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.280728][ T2276]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   62.280732][ T2276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.280734][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.280737][ T2276]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   62.280739][ T2276]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   62.280742][ T2276]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.280744][ T2276]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   62.280746][ T2276]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   62.280750][ T2276]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   62.280752][ T2276]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.280754][ T2276]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   62.280756][ T2276]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.280758][ T2276]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   62.280761][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.280764][ T2276]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   62.280767][ T2276]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.280770][ T2276]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.280772][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.280775][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.280777][ T2276]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.280780][ T2276]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   62.280783][ T2276]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   62.280785][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.280788][ T2276]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   62.280791][ T2276]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   62.280793][ T2276]  ? copy_msghdr_from_user (net/socket.c:2650)
[   62.280795][ T2276]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   62.280798][ T2276]  ? move_addr_to_kernel (net/socket.c:258)
[   62.280800][ T2276]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   62.280804][ T2276]  ___sys_sendmsg (net/socket.c:2767)
[   62.280806][ T2276]  ? copy_msghdr_from_user (net/socket.c:2619)
[   62.280814][ T2276]  __sys_sendmsg (net/socket.c:2799)
[   62.280817][ T2276]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   62.280821][ T2276]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.280824][ T2276]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   62.280826][ T2276]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   62.280829][ T2276]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.280832][ T2276] RIP: 0033:0x7fc54e27754e
[   62.280835][ T2276] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   62.280837][ T2276] RSP: 002b:00007ffce2f55620 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   62.280841][ T2276] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc54e27754e
[   62.280843][ T2276] RDX: 0000000000000000 RSI: 00007ffce2f556d0 RDI: 0000000000000005
[   62.280845][ T2276] RBP: 00007ffce2f55630 R08: 0000000000000000 R09: 0000000000000000
[   62.280846][ T2276] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e6e
[   62.280847][ T2276] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffce2f55d90
| [   65.069216][ T2381] softirqs last disabled at (0): 0x0
| [   65.069218][ T2381] Preemption disabled at:
| [   65.069218][ T2381] vprintk_emit (kernel/printk/printk.c:2471)
| [   65.069230][ T2381] Tainted: [W]=WARN
[   65.069231][ T2381] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   65.069232][ T2381] Call Trace:
[   65.069234][ T2381]  <TASK>
[   65.069235][ T2381]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   65.069241][ T2381]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   65.069243][ T2381]  __might_resched.cold (kernel/sched/core.c:9234)
[   65.069247][ T2381]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   65.069250][ T2381]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   65.069253][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.069257][ T2381]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   65.069259][ T2381]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   65.069262][ T2381]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   65.069269][ T2381]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   65.069270][ T2381]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   65.069272][ T2381]  put_chars (drivers/char/virtio_console.c:1176)
[   65.069274][ T2381]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   65.069276][ T2381]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   65.069278][ T2381]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   65.069282][ T2381]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   65.069283][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.069285][ T2381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.069287][ T2381]  console_emit_next_record (kernel/printk/printk.c:3183)
[   65.069289][ T2381]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   65.069291][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.069293][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.069294][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.069296][ T2381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.069298][ T2381]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   65.069299][ T2381]  console_flush_one_record (kernel/printk/printk.c:3268)
[   65.069302][ T2381]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   65.069304][ T2381]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   65.069306][ T2381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.069307][ T2381]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   65.069309][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.069310][ T2381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   65.069312][ T2381]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   65.069313][ T2381]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   65.069315][ T2381]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   65.069317][ T2381]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   65.069319][ T2381]  vprintk_emit (kernel/printk/printk.c:2479)
[   65.069321][ T2381]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   65.069323][ T2381]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   65.069326][ T2381]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.069328][ T2381]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   65.069330][ T2381]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   65.069332][ T2381]  ? ___sys_sendmsg (net/socket.c:2767)
[   65.069334][ T2381]  ? __sys_sendmsg (net/socket.c:2799)
[   65.069335][ T2381]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   65.069339][ T2381]  _printk (kernel/printk/printk.c:2504)
[   65.069342][ T2381]  ? snapshot_read.cold (user.c:?)
[   65.069344][ T2381]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   65.069347][ T2381]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   65.069348][ T2381]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   65.069350][ T2381]  ? netdev_notice (net/core/dev.c:13194)
[   65.069352][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.069354][ T2381]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   65.069356][ T2381]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   65.069358][ T2381]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   65.069360][ T2381]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   65.069362][ T2381]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   65.069365][ T2381]  dev_set_allmulti (net/core/dev_api.c:315)
[   65.069368][ T2381] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   65.069379][ T2381]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   65.069383][ T2381]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   65.069386][ T2381] br_del_if (net/bridge/br_if.c:732) bridge
[   65.069393][ T2381]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   65.069395][ T2381]  do_set_master (net/core/rtnetlink.c:3055)
[   65.069397][ T2381]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   65.069400][ T2381]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   65.069402][ T2381]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   65.069403][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.069405][ T2381]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   65.069409][ T2381]  ? kasan_save_stack (mm/kasan/common.c:58)
[   65.069412][ T2381]  ? kasan_save_stack (mm/kasan/common.c:57)
[   65.069413][ T2381]  ? kasan_save_track (mm/kasan/common.c:78)
[   65.069414][ T2381]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   65.069416][ T2381]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   65.069417][ T2381]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   65.069418][ T2381]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   65.069419][ T2381]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   65.069421][ T2381]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.069422][ T2381]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   65.069423][ T2381]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   65.069424][ T2381]  ? ___sys_sendmsg (net/socket.c:2767)
[   65.069426][ T2381]  ? __sys_sendmsg (net/socket.c:2799)
[   65.069427][ T2381]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   65.069428][ T2381]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   65.069430][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.069432][ T2381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.069433][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.069435][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.069437][ T2381]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   65.069439][ T2381]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   65.069441][ T2381]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   65.069442][ T2381]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   65.069444][ T2381]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   65.069445][ T2381]  ? nla_get_range_signed (lib/nlattr.c:270)
[   65.069447][ T2381]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   65.069449][ T2381]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   65.069451][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.069453][ T2381]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   65.069454][ T2381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.069455][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.069457][ T2381]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   65.069459][ T2381]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   65.069461][ T2381]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   65.069462][ T2381]  ? __kernel_text_address (kernel/extable.c:79)
[   65.069463][ T2381]  ? write_profile (profile.c:?)
[   65.069464][ T2381]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   65.069467][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.069468][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.069470][ T2381]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   65.069473][ T2381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.069475][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.069477][ T2381]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   65.069478][ T2381]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   65.069480][ T2381]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.069481][ T2381]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   65.069482][ T2381]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   65.069485][ T2381]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   65.069486][ T2381]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   65.069487][ T2381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   65.069489][ T2381]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   65.069490][ T2381]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   65.069492][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.069494][ T2381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   65.069496][ T2381]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   65.069498][ T2381]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   65.069499][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.069501][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.069503][ T2381]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   65.069504][ T2381]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   65.069506][ T2381]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   65.069508][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.069510][ T2381]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   65.069511][ T2381]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   65.069513][ T2381]  ? copy_msghdr_from_user (net/socket.c:2650)
[   65.069515][ T2381]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   65.069516][ T2381]  ? move_addr_to_kernel (net/socket.c:258)
[   65.069517][ T2381]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   65.069520][ T2381]  ___sys_sendmsg (net/socket.c:2767)
[   65.069521][ T2381]  ? copy_msghdr_from_user (net/socket.c:2619)
[   65.069526][ T2381]  __sys_sendmsg (net/socket.c:2799)
[   65.069528][ T2381]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   65.069531][ T2381]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   65.069533][ T2381]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   65.069534][ T2381]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   65.069536][ T2381]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   65.069537][ T2381] RIP: 0033:0x7f0f6260854e
[   65.069539][ T2381] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   65.069541][ T2381] RSP: 002b:00007ffe4769f210 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   65.069545][ T2381] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0f6260854e
[   65.069546][ T2381] RDX: 0000000000000000 RSI: 00007ffe4769f2c0 RDI: 0000000000000005
[   65.069547][ T2381] RBP: 00007ffe4769f220 R08: 0000000000000000 R09: 0000000000000000
[   65.069548][ T2381] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e71
[   65.069549][ T2381] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe4769f980
| [   67.913183][ T2509] softirqs last disabled at (0): 0x0
| [   67.913186][ T2509] Preemption disabled at:
| [   67.913187][ T2509] vprintk_emit (kernel/printk/printk.c:2471)
| [   67.913201][ T2509] Tainted: [W]=WARN
[   67.913202][ T2509] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   67.913204][ T2509] Call Trace:
[   67.913206][ T2509]  <TASK>
[   67.913208][ T2509]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   67.913215][ T2509]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   67.913217][ T2509]  __might_resched.cold (kernel/sched/core.c:9234)
[   67.913223][ T2509]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   67.913227][ T2509]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   67.913231][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.913236][ T2509]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   67.913239][ T2509]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   67.913243][ T2509]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   67.913248][ T2509]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   67.913250][ T2509]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   67.913253][ T2509]  put_chars (drivers/char/virtio_console.c:1176)
[   67.913256][ T2509]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   67.913259][ T2509]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   67.913262][ T2509]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   67.913270][ T2509]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   67.913272][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.913274][ T2509]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   67.913278][ T2509]  console_emit_next_record (kernel/printk/printk.c:3183)
[   67.913281][ T2509]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   67.913284][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.913286][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.913289][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.913291][ T2509]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   67.913294][ T2509]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   67.913296][ T2509]  console_flush_one_record (kernel/printk/printk.c:3268)
[   67.913300][ T2509]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   67.913304][ T2509]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   67.913306][ T2509]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   67.913309][ T2509]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   67.913311][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.913313][ T2509]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   67.913315][ T2509]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   67.913317][ T2509]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   67.913320][ T2509]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   67.913323][ T2509]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   67.913326][ T2509]  vprintk_emit (kernel/printk/printk.c:2479)
[   67.913329][ T2509]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   67.913331][ T2509]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   67.913335][ T2509]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   67.913339][ T2509]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   67.913341][ T2509]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   67.913344][ T2509]  ? ___sys_sendmsg (net/socket.c:2767)
[   67.913346][ T2509]  ? __sys_sendmsg (net/socket.c:2799)
[   67.913348][ T2509]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   67.913353][ T2509]  _printk (kernel/printk/printk.c:2504)
[   67.913357][ T2509]  ? snapshot_read.cold (user.c:?)
[   67.913360][ T2509]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   67.913364][ T2509]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   67.913366][ T2509]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   67.913369][ T2509]  ? netdev_notice (net/core/dev.c:13194)
[   67.913372][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.913374][ T2509]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   67.913377][ T2509]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   67.913380][ T2509]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   67.913382][ T2509]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   67.913386][ T2509]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   67.913390][ T2509]  dev_set_allmulti (net/core/dev_api.c:315)
[   67.913393][ T2509] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   67.913410][ T2509]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   67.913414][ T2509]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   67.913418][ T2509] br_del_if (net/bridge/br_if.c:732) bridge
[   67.913429][ T2509]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   67.913432][ T2509]  do_set_master (net/core/rtnetlink.c:3055)
[   67.913436][ T2509]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   67.913440][ T2509]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   67.913443][ T2509]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   67.913445][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.913448][ T2509]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   67.913453][ T2509]  ? kasan_save_stack (mm/kasan/common.c:58)
[   67.913456][ T2509]  ? kasan_save_stack (mm/kasan/common.c:57)
[   67.913458][ T2509]  ? kasan_save_track (mm/kasan/common.c:78)
[   67.913460][ T2509]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   67.913462][ T2509]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   67.913465][ T2509]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   67.913466][ T2509]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   67.913468][ T2509]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   67.913470][ T2509]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   67.913472][ T2509]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   67.913474][ T2509]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   67.913476][ T2509]  ? ___sys_sendmsg (net/socket.c:2767)
[   67.913478][ T2509]  ? __sys_sendmsg (net/socket.c:2799)
[   67.913480][ T2509]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   67.913482][ T2509]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.913486][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.913488][ T2509]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   67.913490][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.913492][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.913495][ T2509]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   67.913498][ T2509]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   67.913500][ T2509]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   67.913502][ T2509]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   67.913505][ T2509]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   67.913507][ T2509]  ? nla_get_range_signed (lib/nlattr.c:270)
[   67.913511][ T2509]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   67.913514][ T2509]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   67.913517][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.913520][ T2509]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   67.913521][ T2509]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   67.913524][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.913526][ T2509]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   67.913529][ T2509]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   67.913531][ T2509]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   67.913533][ T2509]  ? __kernel_text_address (kernel/extable.c:79)
[   67.913535][ T2509]  ? write_profile (profile.c:?)
[   67.913537][ T2509]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   67.913540][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.913542][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.913545][ T2509]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   67.913548][ T2509]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   67.913551][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.913553][ T2509]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   67.913555][ T2509]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   67.913558][ T2509]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.913560][ T2509]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   67.913562][ T2509]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   67.913566][ T2509]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   67.913568][ T2509]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   67.913570][ T2509]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   67.913572][ T2509]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   67.913574][ T2509]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   67.913577][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.913580][ T2509]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   67.913583][ T2509]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   67.913586][ T2509]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   67.913588][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.913590][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.913593][ T2509]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   67.913595][ T2509]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   67.913598][ T2509]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   67.913601][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.913603][ T2509]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   67.913606][ T2509]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   67.913608][ T2509]  ? copy_msghdr_from_user (net/socket.c:2650)
[   67.913611][ T2509]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   67.913613][ T2509]  ? move_addr_to_kernel (net/socket.c:258)
[   67.913615][ T2509]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   67.913624][ T2509]  ___sys_sendmsg (net/socket.c:2767)
[   67.913627][ T2509]  ? copy_msghdr_from_user (net/socket.c:2619)
[   67.913635][ T2509]  __sys_sendmsg (net/socket.c:2799)
[   67.913637][ T2509]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   67.913642][ T2509]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   67.913645][ T2509]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   67.913646][ T2509]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   67.913649][ T2509]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   67.913652][ T2509] RIP: 0033:0x7f0ba965d54e
[   67.913654][ T2509] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   67.913657][ T2509] RSP: 002b:00007ffee1acaf10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   67.913661][ T2509] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0ba965d54e
[   67.913663][ T2509] RDX: 0000000000000000 RSI: 00007ffee1acafc0 RDI: 0000000000000005
[   67.913665][ T2509] RBP: 00007ffee1acaf20 R08: 0000000000000000 R09: 0000000000000000
[   67.913666][ T2509] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e74
[   67.913667][ T2509] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffee1acb680
| [   72.586533][ T2567] softirqs last disabled at (0): 0x0
| [   72.586536][ T2567] Preemption disabled at:
| [   72.586537][ T2567] vprintk_emit (kernel/printk/printk.c:2471)
| [   72.586551][ T2567] Tainted: [W]=WARN
[   72.586552][ T2567] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   72.586554][ T2567] Call Trace:
[   72.586556][ T2567]  <TASK>
[   72.586558][ T2567]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   72.586564][ T2567]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   72.586567][ T2567]  __might_resched.cold (kernel/sched/core.c:9234)
[   72.586572][ T2567]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   72.586576][ T2567]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   72.586580][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.586585][ T2567]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   72.586588][ T2567]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   72.586591][ T2567]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   72.586597][ T2567]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   72.586599][ T2567]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   72.586602][ T2567]  put_chars (drivers/char/virtio_console.c:1176)
[   72.586605][ T2567]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   72.586607][ T2567]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   72.586611][ T2567]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   72.586616][ T2567]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   72.586618][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.586621][ T2567]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.586624][ T2567]  console_emit_next_record (kernel/printk/printk.c:3183)
[   72.586628][ T2567]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   72.586631][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.586639][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.586642][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.586644][ T2567]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.586648][ T2567]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   72.586650][ T2567]  console_flush_one_record (kernel/printk/printk.c:3268)
[   72.586654][ T2567]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   72.586658][ T2567]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   72.586661][ T2567]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.586663][ T2567]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   72.586665][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.586668][ T2567]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   72.586670][ T2567]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   72.586672][ T2567]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   72.586675][ T2567]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   72.586677][ T2567]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   72.586680][ T2567]  vprintk_emit (kernel/printk/printk.c:2479)
[   72.586683][ T2567]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   72.586686][ T2567]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   72.586690][ T2567]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.586693][ T2567]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   72.586695][ T2567]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   72.586698][ T2567]  ? ___sys_sendmsg (net/socket.c:2767)
[   72.586700][ T2567]  ? __sys_sendmsg (net/socket.c:2799)
[   72.586702][ T2567]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   72.586707][ T2567]  _printk (kernel/printk/printk.c:2504)
[   72.586710][ T2567]  ? snapshot_read.cold (user.c:?)
[   72.586714][ T2567]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   72.586717][ T2567]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   72.586720][ T2567]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   72.586723][ T2567]  ? netdev_notice (net/core/dev.c:13194)
[   72.586726][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.586728][ T2567]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   72.586730][ T2567]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   72.586734][ T2567]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   72.586736][ T2567]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   72.586740][ T2567]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   72.586743][ T2567]  dev_set_allmulti (net/core/dev_api.c:315)
[   72.586748][ T2567] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   72.586764][ T2567]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   72.586768][ T2567]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   72.586772][ T2567] br_del_if (net/bridge/br_if.c:732) bridge
[   72.586783][ T2567]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   72.586786][ T2567]  do_set_master (net/core/rtnetlink.c:3055)
[   72.586790][ T2567]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   72.586794][ T2567]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   72.586798][ T2567]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   72.586800][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.586802][ T2567]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   72.586807][ T2567]  ? kasan_save_stack (mm/kasan/common.c:58)
[   72.586810][ T2567]  ? kasan_save_stack (mm/kasan/common.c:57)
[   72.586812][ T2567]  ? kasan_save_track (mm/kasan/common.c:78)
[   72.586814][ T2567]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   72.586817][ T2567]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   72.586819][ T2567]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   72.586821][ T2567]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   72.586822][ T2567]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   72.586824][ T2567]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.586826][ T2567]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   72.586828][ T2567]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   72.586830][ T2567]  ? ___sys_sendmsg (net/socket.c:2767)
[   72.586832][ T2567]  ? __sys_sendmsg (net/socket.c:2799)
[   72.586834][ T2567]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   72.586836][ T2567]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.586839][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.586842][ T2567]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.586844][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.586846][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.586848][ T2567]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   72.586851][ T2567]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   72.586854][ T2567]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   72.586856][ T2567]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   72.586858][ T2567]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   72.586860][ T2567]  ? nla_get_range_signed (lib/nlattr.c:270)
[   72.586864][ T2567]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   72.586867][ T2567]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   72.586870][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.586873][ T2567]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   72.586874][ T2567]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.586876][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.586879][ T2567]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   72.586881][ T2567]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   72.586884][ T2567]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   72.586886][ T2567]  ? __kernel_text_address (kernel/extable.c:79)
[   72.586888][ T2567]  ? write_profile (profile.c:?)
[   72.586890][ T2567]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   72.586893][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.586895][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.586897][ T2567]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   72.586902][ T2567]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.586904][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.586906][ T2567]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   72.586908][ T2567]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   72.586911][ T2567]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.586913][ T2567]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   72.586915][ T2567]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   72.586919][ T2567]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   72.586921][ T2567]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   72.586923][ T2567]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   72.586925][ T2567]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   72.586928][ T2567]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   72.586931][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.586934][ T2567]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   72.586937][ T2567]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   72.586940][ T2567]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   72.586942][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.586944][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.586947][ T2567]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   72.586950][ T2567]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   72.586952][ T2567]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   72.586955][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.586958][ T2567]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   72.586961][ T2567]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   72.586963][ T2567]  ? copy_msghdr_from_user (net/socket.c:2650)
[   72.586965][ T2567]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   72.586967][ T2567]  ? move_addr_to_kernel (net/socket.c:258)
[   72.586970][ T2567]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   72.586973][ T2567]  ___sys_sendmsg (net/socket.c:2767)
[   72.586976][ T2567]  ? copy_msghdr_from_user (net/socket.c:2619)
[   72.586984][ T2567]  __sys_sendmsg (net/socket.c:2799)
[   72.586986][ T2567]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   72.586990][ T2567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   72.586993][ T2567]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   72.586995][ T2567]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   72.586998][ T2567]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   72.587001][ T2567] RIP: 0033:0x7f326590b54e
[   72.587004][ T2567] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   72.587006][ T2567] RSP: 002b:00007ffcd4334300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   72.587011][ T2567] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f326590b54e
[   72.587013][ T2567] RDX: 0000000000000000 RSI: 00007ffcd43343b0 RDI: 0000000000000005
[   72.587014][ T2567] RBP: 00007ffcd4334310 R08: 0000000000000000 R09: 0000000000000000
[   72.587016][ T2567] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e79
[   72.587017][ T2567] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd4334a70
| [   75.156012][ T2666] softirqs last disabled at (0): 0x0
| [   75.156014][ T2666] Preemption disabled at:
| [   75.156014][ T2666] vprintk_emit (kernel/printk/printk.c:2471)
| [   75.156026][ T2666] Tainted: [W]=WARN
[   75.156027][ T2666] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   75.156029][ T2666] Call Trace:
[   75.156030][ T2666]  <TASK>
[   75.156032][ T2666]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   75.156037][ T2666]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   75.156039][ T2666]  __might_resched.cold (kernel/sched/core.c:9234)
[   75.156043][ T2666]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   75.156046][ T2666]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   75.156049][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.156053][ T2666]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   75.156056][ T2666]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   75.156059][ T2666]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   75.156063][ T2666]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   75.156065][ T2666]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   75.156067][ T2666]  put_chars (drivers/char/virtio_console.c:1176)
[   75.156069][ T2666]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   75.156071][ T2666]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   75.156073][ T2666]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   75.156077][ T2666]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   75.156078][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.156080][ T2666]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.156082][ T2666]  console_emit_next_record (kernel/printk/printk.c:3183)
[   75.156085][ T2666]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   75.156087][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.156088][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.156090][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.156092][ T2666]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.156094][ T2666]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   75.156095][ T2666]  console_flush_one_record (kernel/printk/printk.c:3268)
[   75.156098][ T2666]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   75.156101][ T2666]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   75.156102][ T2666]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.156104][ T2666]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   75.156106][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.156107][ T2666]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   75.156109][ T2666]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   75.156110][ T2666]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   75.156112][ T2666]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   75.156114][ T2666]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   75.156116][ T2666]  vprintk_emit (kernel/printk/printk.c:2479)
[   75.156119][ T2666]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   75.156121][ T2666]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   75.156124][ T2666]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.156127][ T2666]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   75.156128][ T2666]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   75.156131][ T2666]  ? ___sys_sendmsg (net/socket.c:2767)
[   75.156132][ T2666]  ? __sys_sendmsg (net/socket.c:2799)
[   75.156134][ T2666]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   75.156137][ T2666]  _printk (kernel/printk/printk.c:2504)
[   75.156140][ T2666]  ? snapshot_read.cold (user.c:?)
[   75.156143][ T2666]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   75.156146][ T2666]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   75.156147][ T2666]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   75.156149][ T2666]  ? netdev_notice (net/core/dev.c:13194)
[   75.156151][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.156153][ T2666]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   75.156155][ T2666]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   75.156157][ T2666]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   75.156159][ T2666]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   75.156161][ T2666]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   75.156164][ T2666]  dev_set_allmulti (net/core/dev_api.c:315)
[   75.156167][ T2666] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   75.156180][ T2666]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   75.156183][ T2666]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   75.156186][ T2666] br_del_if (net/bridge/br_if.c:732) bridge
[   75.156193][ T2666]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   75.156196][ T2666]  do_set_master (net/core/rtnetlink.c:3055)
[   75.156198][ T2666]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   75.156202][ T2666]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   75.156204][ T2666]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   75.156205][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.156207][ T2666]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   75.156211][ T2666]  ? kasan_save_stack (mm/kasan/common.c:58)
[   75.156214][ T2666]  ? kasan_save_stack (mm/kasan/common.c:57)
[   75.156215][ T2666]  ? kasan_save_track (mm/kasan/common.c:78)
[   75.156217][ T2666]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   75.156218][ T2666]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   75.156220][ T2666]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   75.156221][ T2666]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   75.156222][ T2666]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   75.156224][ T2666]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.156225][ T2666]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   75.156226][ T2666]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   75.156228][ T2666]  ? ___sys_sendmsg (net/socket.c:2767)
[   75.156229][ T2666]  ? __sys_sendmsg (net/socket.c:2799)
[   75.156231][ T2666]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   75.156232][ T2666]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.156234][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.156236][ T2666]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.156238][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.156239][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.156241][ T2666]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   75.156243][ T2666]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   75.156246][ T2666]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   75.156247][ T2666]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   75.156249][ T2666]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   75.156250][ T2666]  ? nla_get_range_signed (lib/nlattr.c:270)
[   75.156252][ T2666]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   75.156254][ T2666]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   75.156256][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.156258][ T2666]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   75.156259][ T2666]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.156261][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.156263][ T2666]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   75.156267][ T2666]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   75.156269][ T2666]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   75.156270][ T2666]  ? __kernel_text_address (kernel/extable.c:79)
[   75.156272][ T2666]  ? write_profile (profile.c:?)
[   75.156273][ T2666]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   75.156275][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.156277][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.156279][ T2666]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   75.156282][ T2666]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.156284][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.156286][ T2666]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   75.156287][ T2666]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   75.156289][ T2666]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.156290][ T2666]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   75.156292][ T2666]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   75.156294][ T2666]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   75.156295][ T2666]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   75.156297][ T2666]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   75.156298][ T2666]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   75.156300][ T2666]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   75.156302][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.156304][ T2666]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   75.156306][ T2666]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   75.156308][ T2666]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   75.156310][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.156311][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.156313][ T2666]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   75.156315][ T2666]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   75.156317][ T2666]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   75.156319][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.156321][ T2666]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   75.156323][ T2666]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   75.156324][ T2666]  ? copy_msghdr_from_user (net/socket.c:2650)
[   75.156326][ T2666]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   75.156327][ T2666]  ? move_addr_to_kernel (net/socket.c:258)
[   75.156329][ T2666]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   75.156332][ T2666]  ___sys_sendmsg (net/socket.c:2767)
[   75.156333][ T2666]  ? copy_msghdr_from_user (net/socket.c:2619)
[   75.156338][ T2666]  __sys_sendmsg (net/socket.c:2799)
[   75.156340][ T2666]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   75.156343][ T2666]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   75.156345][ T2666]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   75.156346][ T2666]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   75.156349][ T2666]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   75.156350][ T2666] RIP: 0033:0x7fe11d14054e
[   75.156352][ T2666] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   75.156355][ T2666] RSP: 002b:00007ffeb06d10c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   75.156358][ T2666] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe11d14054e
[   75.156360][ T2666] RDX: 0000000000000000 RSI: 00007ffeb06d1170 RDI: 0000000000000005
[   75.156361][ T2666] RBP: 00007ffeb06d10d0 R08: 0000000000000000 R09: 0000000000000000
[   75.156362][ T2666] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e7b
[   75.156363][ T2666] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeb06d1830
| [   77.847815][ T2777] softirqs last disabled at (0): 0x0
| [   77.847816][ T2777] Preemption disabled at:
| [   77.847817][ T2777] vprintk_emit (kernel/printk/printk.c:2471)
| [   77.847829][ T2777] Tainted: [W]=WARN
[   77.847829][ T2777] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   77.847831][ T2777] Call Trace:
[   77.847833][ T2777]  <TASK>
[   77.847834][ T2777]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   77.847840][ T2777]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   77.847842][ T2777]  __might_resched.cold (kernel/sched/core.c:9234)
[   77.847846][ T2777]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   77.847849][ T2777]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   77.847852][ T2777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.847856][ T2777]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   77.847859][ T2777]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   77.847862][ T2777]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   77.847866][ T2777]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   77.847867][ T2777]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   77.847870][ T2777]  put_chars (drivers/char/virtio_console.c:1176)
[   77.847872][ T2777]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   77.847873][ T2777]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   77.847876][ T2777]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   77.847879][ T2777]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   77.847881][ T2777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.847882][ T2777]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   77.847885][ T2777]  console_emit_next_record (kernel/printk/printk.c:3183)
[   77.847887][ T2777]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   77.847889][ T2777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.847891][ T2777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.847893][ T2777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.847894][ T2777]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   77.847896][ T2777]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   77.847898][ T2777]  console_flush_one_record (kernel/printk/printk.c:3268)
[   77.847901][ T2777]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   77.847903][ T2777]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   77.847905][ T2777]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   77.847907][ T2777]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   77.847909][ T2777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.847910][ T2777]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   77.847912][ T2777]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   77.847913][ T2777]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   77.847915][ T2777]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   77.847917][ T2777]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   77.847919][ T2777]  vprintk_emit (kernel/printk/printk.c:2479)
[   77.847922][ T2777]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   77.847923][ T2777]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   77.847927][ T2777]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   77.847929][ T2777]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   77.847931][ T2777]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   77.847934][ T2777]  ? ___sys_sendmsg (net/socket.c:2767)
[   77.847935][ T2777]  ? __sys_sendmsg (net/socket.c:2799)
[   77.847937][ T2777]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   77.847940][ T2777]  _printk (kernel/printk/printk.c:2504)
[   77.847944][ T2777]  ? snapshot_read.cold (user.c:?)
[   77.847946][ T2777]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   77.847949][ T2777]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   77.847951][ T2777]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   77.847952][ T2777]  ? netdev_notice (net/core/dev.c:13194)
[   77.847954][ T2777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.847956][ T2777]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   77.847958][ T2777]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   77.847960][ T2777]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   77.847962][ T2777]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   77.847964][ T2777]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   77.847967][ T2777]  dev_set_allmulti (net/core/dev_api.c:315)
[   77.847970][ T2777] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   77.847983][ T2777]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   77.847987][ T2777]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   77.847990][ T2777] br_del_if (net/bridge/br_if.c:732) bridge
[   77.847997][ T2777]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   77.848000][ T2777]  do_set_master (net/core/rtnetlink.c:3055)
[   77.848002][ T2777]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   77.848005][ T2777]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   77.848008][ T2777]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   77.848009][ T2777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.848011][ T2777]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   77.848015][ T2777]  ? kasan_save_stack (mm/kasan/common.c:58)
[   77.848017][ T2777]  ? kasan_save_stack (mm/kasan/common.c:57)
[   77.848019][ T2777]  ? kasan_save_track (mm/kasan/common.c:78)
[   77.848020][ T2777]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   77.848022][ T2777]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   77.848024][ T2777]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   77.848025][ T2777]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   77.848026][ T2777]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   77.848027][ T2777]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   77.848029][ T2777]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   77.848030][ T2777]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   77.848032][ T2777]  ? ___sys_sendmsg (net/socket.c:2767)
[   77.848033][ T2777]  ? __sys_sendmsg (net/socket.c:2799)
[   77.848035][ T2777]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   77.848036][ T2777]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.848038][ T2777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.848040][ T2777]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   77.848042][ T2777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.848043][ T2777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.848045][ T2777]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   77.848048][ T2777]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   77.848050][ T2777]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   77.848051][ T2777]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   77.848053][ T2777]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   77.848054][ T2777]  ? nla_get_range_signed (lib/nlattr.c:270)
[   77.848057][ T2777]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   77.848059][ T2777]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   77.848061][ T2777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.848063][ T2777]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   77.848064][ T2777]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   77.848065][ T2777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.848068][ T2777]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   77.848069][ T2777]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   77.848071][ T2777]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   77.848073][ T2777]  ? __kernel_text_address (kernel/extable.c:79)
[   77.848074][ T2777]  ? write_profile (profile.c:?)
[   77.848075][ T2777]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   77.848078][ T2777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.848081][ T2777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.848083][ T2777]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   77.848088][ T2777]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   77.848090][ T2777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.848092][ T2777]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   77.848094][ T2777]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   77.848095][ T2777]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.848097][ T2777]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   77.848098][ T2777]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   77.848101][ T2777]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   77.848102][ T2777]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   77.848103][ T2777]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   77.848105][ T2777]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   77.848106][ T2777]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   77.848109][ T2777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.848111][ T2777]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   77.848113][ T2777]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   77.848115][ T2777]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   77.848116][ T2777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.848118][ T2777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.848120][ T2777]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   77.848122][ T2777]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   77.848124][ T2777]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   77.848126][ T2777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.848128][ T2777]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   77.848130][ T2777]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   77.848131][ T2777]  ? copy_msghdr_from_user (net/socket.c:2650)
[   77.848133][ T2777]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   77.848135][ T2777]  ? move_addr_to_kernel (net/socket.c:258)
[   77.848136][ T2777]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   77.848139][ T2777]  ___sys_sendmsg (net/socket.c:2767)
[   77.848140][ T2777]  ? copy_msghdr_from_user (net/socket.c:2619)
[   77.848145][ T2777]  __sys_sendmsg (net/socket.c:2799)
[   77.848147][ T2777]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   77.848150][ T2777]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   77.848152][ T2777]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   77.848153][ T2777]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   77.848156][ T2777]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   77.848157][ T2777] RIP: 0033:0x7fbad3dcf54e
[   77.848159][ T2777] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   77.848161][ T2777] RSP: 002b:00007ffc70977a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   77.848165][ T2777] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbad3dcf54e
[   77.848166][ T2777] RDX: 0000000000000000 RSI: 00007ffc70977b30 RDI: 0000000000000005
[   77.848167][ T2777] RBP: 00007ffc70977a90 R08: 0000000000000000 R09: 0000000000000000
[   77.848168][ T2777] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e7e
[   77.848169][ T2777] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc709781f0
| [   80.590203][ T2903] softirqs last disabled at (0): 0x0
| [   80.590205][ T2903] Preemption disabled at:
| [   80.590205][ T2903] vprintk_emit (kernel/printk/printk.c:2471)
| [   80.590216][ T2903] Tainted: [W]=WARN
[   80.590217][ T2903] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   80.590219][ T2903] Call Trace:
[   80.590221][ T2903]  <TASK>
[   80.590222][ T2903]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   80.590228][ T2903]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   80.590230][ T2903]  __might_resched.cold (kernel/sched/core.c:9234)
[   80.590234][ T2903]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   80.590237][ T2903]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   80.590240][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.590244][ T2903]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   80.590247][ T2903]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   80.590249][ T2903]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   80.590253][ T2903]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   80.590254][ T2903]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   80.590256][ T2903]  put_chars (drivers/char/virtio_console.c:1176)
[   80.590259][ T2903]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   80.590260][ T2903]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   80.590263][ T2903]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   80.590269][ T2903]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   80.590271][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.590272][ T2903]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.590275][ T2903]  console_emit_next_record (kernel/printk/printk.c:3183)
[   80.590277][ T2903]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   80.590279][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.590281][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.590282][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.590284][ T2903]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.590286][ T2903]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   80.590288][ T2903]  console_flush_one_record (kernel/printk/printk.c:3268)
[   80.590290][ T2903]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   80.590293][ T2903]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   80.590295][ T2903]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.590296][ T2903]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   80.590298][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.590299][ T2903]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   80.590301][ T2903]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   80.590302][ T2903]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   80.590304][ T2903]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   80.590306][ T2903]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   80.590308][ T2903]  vprintk_emit (kernel/printk/printk.c:2479)
[   80.590311][ T2903]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   80.590313][ T2903]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   80.590316][ T2903]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   80.590318][ T2903]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   80.590320][ T2903]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   80.590323][ T2903]  ? ___sys_sendmsg (net/socket.c:2767)
[   80.590324][ T2903]  ? __sys_sendmsg (net/socket.c:2799)
[   80.590326][ T2903]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   80.590329][ T2903]  _printk (kernel/printk/printk.c:2504)
[   80.590332][ T2903]  ? snapshot_read.cold (user.c:?)
[   80.590334][ T2903]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   80.590337][ T2903]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   80.590339][ T2903]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   80.590341][ T2903]  ? netdev_notice (net/core/dev.c:13194)
[   80.590343][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.590345][ T2903]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   80.590346][ T2903]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   80.590349][ T2903]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   80.590350][ T2903]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   80.590353][ T2903]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   80.590356][ T2903]  dev_set_allmulti (net/core/dev_api.c:315)
[   80.590358][ T2903] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   80.590370][ T2903]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   80.590374][ T2903]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   80.590377][ T2903] br_del_if (net/bridge/br_if.c:732) bridge
[   80.590384][ T2903]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   80.590386][ T2903]  do_set_master (net/core/rtnetlink.c:3055)
[   80.590389][ T2903]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   80.590392][ T2903]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   80.590394][ T2903]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   80.590395][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.590397][ T2903]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   80.590401][ T2903]  ? kasan_save_stack (mm/kasan/common.c:58)
[   80.590403][ T2903]  ? kasan_save_stack (mm/kasan/common.c:57)
[   80.590405][ T2903]  ? kasan_save_track (mm/kasan/common.c:78)
[   80.590406][ T2903]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   80.590408][ T2903]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   80.590409][ T2903]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   80.590410][ T2903]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   80.590412][ T2903]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   80.590413][ T2903]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   80.590414][ T2903]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   80.590415][ T2903]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   80.590417][ T2903]  ? ___sys_sendmsg (net/socket.c:2767)
[   80.590418][ T2903]  ? __sys_sendmsg (net/socket.c:2799)
[   80.590420][ T2903]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   80.590421][ T2903]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   80.590423][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.590425][ T2903]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.590426][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.590428][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.590430][ T2903]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   80.590432][ T2903]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   80.590434][ T2903]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   80.590435][ T2903]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   80.590437][ T2903]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   80.590438][ T2903]  ? nla_get_range_signed (lib/nlattr.c:270)
[   80.590441][ T2903]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   80.590443][ T2903]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   80.590444][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.590446][ T2903]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   80.590448][ T2903]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.590449][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.590451][ T2903]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   80.590453][ T2903]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   80.590454][ T2903]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   80.590456][ T2903]  ? __kernel_text_address (kernel/extable.c:79)
[   80.590457][ T2903]  ? write_profile (profile.c:?)
[   80.590458][ T2903]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   80.590461][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.590462][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.590464][ T2903]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   80.590468][ T2903]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.590469][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.590471][ T2903]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   80.590472][ T2903]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   80.590474][ T2903]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   80.590475][ T2903]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   80.590477][ T2903]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   80.590479][ T2903]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   80.590481][ T2903]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   80.590482][ T2903]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   80.590483][ T2903]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   80.590485][ T2903]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   80.590487][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.590489][ T2903]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   80.590491][ T2903]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   80.590493][ T2903]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   80.590494][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.590496][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.590498][ T2903]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   80.590500][ T2903]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   80.590502][ T2903]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   80.590503][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.590505][ T2903]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   80.590507][ T2903]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   80.590509][ T2903]  ? copy_msghdr_from_user (net/socket.c:2650)
[   80.590510][ T2903]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   80.590512][ T2903]  ? move_addr_to_kernel (net/socket.c:258)
[   80.590513][ T2903]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   80.590516][ T2903]  ___sys_sendmsg (net/socket.c:2767)
[   80.590518][ T2903]  ? copy_msghdr_from_user (net/socket.c:2619)
[   80.590522][ T2903]  __sys_sendmsg (net/socket.c:2799)
[   80.590524][ T2903]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   80.590527][ T2903]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   80.590529][ T2903]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   80.590530][ T2903]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   80.590533][ T2903]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   80.590534][ T2903] RIP: 0033:0x7f64b46c454e
[   80.590536][ T2903] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   80.590538][ T2903] RSP: 002b:00007ffc5b302af0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   80.590542][ T2903] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f64b46c454e
[   80.590543][ T2903] RDX: 0000000000000000 RSI: 00007ffc5b302ba0 RDI: 0000000000000005
[   80.590544][ T2903] RBP: 00007ffc5b302b00 R08: 0000000000000000 R09: 0000000000000000
[   80.590545][ T2903] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e81
[   80.590546][ T2903] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc5b303260
| [   83.420757][ T3033] softirqs last disabled at (0): 0x0
| [   83.420759][ T3033] Preemption disabled at:
| [   83.420760][ T3033] vprintk_emit (kernel/printk/printk.c:2471)
| [   83.420771][ T3033] Tainted: [W]=WARN
[   83.420772][ T3033] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   83.420774][ T3033] Call Trace:
[   83.420775][ T3033]  <TASK>
[   83.420776][ T3033]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   83.420782][ T3033]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   83.420784][ T3033]  __might_resched.cold (kernel/sched/core.c:9234)
[   83.420788][ T3033]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   83.420791][ T3033]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   83.420794][ T3033]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.420798][ T3033]  __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))
[   83.420800][ T3033]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   83.420803][ T3033]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   83.420807][ T3033]  ? 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)
[   83.420808][ T3033]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   83.420810][ T3033]  put_chars (drivers/char/virtio_console.c:1176)
[   83.420812][ T3033]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   83.420814][ T3033]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   83.420817][ T3033]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   83.420820][ T3033]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   83.420822][ T3033]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.420824][ T3033]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.420826][ T3033]  console_emit_next_record (kernel/printk/printk.c:3183)
[   83.420828][ T3033]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   83.420830][ T3033]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.420832][ T3033]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.420834][ T3033]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.420836][ T3033]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.420837][ T3033]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   83.420839][ T3033]  console_flush_one_record (kernel/printk/printk.c:3268)
[   83.420842][ T3033]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   83.420844][ T3033]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   83.420846][ T3033]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.420848][ T3033]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   83.420849][ T3033]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.420851][ T3033]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   83.420853][ T3033]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   83.420854][ T3033]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   83.420856][ T3033]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   83.420858][ T3033]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   83.420860][ T3033]  vprintk_emit (kernel/printk/printk.c:2479)
[   83.420863][ T3033]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   83.420864][ T3033]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   83.420868][ T3033]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   83.420870][ T3033]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   83.420872][ T3033]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   83.420875][ T3033]  ? ___sys_sendmsg (net/socket.c:2767)
[   83.420876][ T3033]  ? __sys_sendmsg (net/socket.c:2799)
[   83.420878][ T3033]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   83.420881][ T3033]  _printk (kernel/printk/printk.c:2504)
[   83.420884][ T3033]  ? snapshot_read.cold (user.c:?)
[   83.420887][ T3033]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   83.420890][ T3033]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   83.420892][ T3033]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   83.420893][ T3033]  ? netdev_notice (net/core/dev.c:13194)
[   83.420895][ T3033]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.420897][ T3033]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   83.420899][ T3033]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   83.420901][ T3033]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   83.420903][ T3033]  ? 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)
[   83.420905][ T3033]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   83.420908][ T3033]  dev_set_allmulti (net/core/dev_api.c:315)
[   83.420911][ T3033] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   83.420924][ T3033]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   83.420927][ T3033]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   83.420930][ T3033] br_del_if (net/bridge/br_if.c:732) bridge
[   83.420937][ T3033]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   83.420939][ T3033]  do_set_master (net/core/rtnetlink.c:3055)
[   83.420942][ T3033]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   83.420945][ T3033]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   83.420947][ T3033]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   83.420949][ T3033]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.420950][ T3033]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   83.420954][ T3033]  ? kasan_save_stack (mm/kasan/common.c:58)
[   83.420957][ T3033]  ? kasan_save_stack (mm/kasan/common.c:57)
[   83.420958][ T3033]  ? kasan_save_track (mm/kasan/common.c:78)
[   83.420960][ T3033]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   83.420962][ T3033]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   83.420963][ T3033]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   83.420964][ T3033]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   83.420966][ T3033]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   83.420967][ T3033]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   83.420968][ T3033]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   83.420969][ T3033]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   83.420971][ T3033]  ? ___sys_sendmsg (net/socket.c:2767)
[   83.420972][ T3033]  ? __sys_sendmsg (net/socket.c:2799)
[   83.420974][ T3033]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   83.420975][ T3033]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   83.420978][ T3033]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.420979][ T3033]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.420981][ T3033]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.420982][ T3033]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.420984][ T3033]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   83.420986][ T3033]  ? __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)
[   83.420989][ T3033]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   83.420990][ T3033]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   83.420992][ T3033]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   83.420993][ T3033]  ? nla_get_range_signed (lib/nlattr.c:270)
[   83.420996][ T3033]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   83.420998][ T3033]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   83.421000][ T3033]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.421002][ T3033]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   83.421003][ T3033]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.421004][ T3033]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.421007][ T3033]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   83.421008][ T3033]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   83.421010][ T3033]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   83.421012][ T3033]  ? __kernel_text_address (kernel/extable.c:79)
[   83.421013][ T3033]  ? write_profile (profile.c:?)
[   83.421014][ T3033]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   83.421017][ T3033]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.421019][ T3033]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.421020][ T3033]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   83.421024][ T3033]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.421025][ T3033]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.421027][ T3033]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   83.421029][ T3033]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   83.421030][ T3033]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   83.421032][ T3033]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   83.421033][ T3033]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   83.421036][ T3033]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   83.421037][ T3033]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   83.421039][ T3033]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   83.421040][ T3033]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   83.421042][ T3033]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   83.421044][ T3033]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.421046][ T3033]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   83.421048][ T3033]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   83.421050][ T3033]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   83.421051][ T3033]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.421053][ T3033]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.421055][ T3033]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   83.421057][ T3033]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   83.421059][ T3033]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   83.421061][ T3033]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.421062][ T3033]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   83.421064][ T3033]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   83.421066][ T3033]  ? copy_msghdr_from_user (net/socket.c:2650)
[   83.421068][ T3033]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   83.421069][ T3033]  ? move_addr_to_kernel (net/socket.c:258)
[   83.421071][ T3033]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   83.421073][ T3033]  ___sys_sendmsg (net/socket.c:2767)
[   83.421075][ T3033]  ? copy_msghdr_from_user (net/socket.c:2619)
[   83.421080][ T3033]  __sys_sendmsg (net/socket.c:2799)
[   83.421082][ T3033]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   83.421085][ T3033]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   83.421087][ T3033]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   83.421088][ T3033]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   83.421090][ T3033]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   83.421092][ T3033] RIP: 0033:0x7f8fa9df154e
[   83.421094][ T3033] 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
[   83.421096][ T3033] RSP: 002b:00007ffc10261470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   83.421100][ T3033] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8fa9df154e
[   83.421101][ T3033] RDX: 0000000000000000 RSI: 00007ffc10261520 RDI: 0000000000000005
[   83.421102][ T3033] RBP: 00007ffc10261480 R08: 0000000000000000 R09: 0000000000000000
[   83.421103][ T3033] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e83
[   83.421104][ T3033] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc10261be0
| [   87.926465][ T3093] softirqs last disabled at (0): 0x0
| [   87.926467][ T3093] Preemption disabled at:
| [   87.926467][ T3093] vprintk_emit (kernel/printk/printk.c:2471)
| [   87.926478][ T3093] Tainted: [W]=WARN
[   87.926479][ T3093] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   87.926481][ T3093] Call Trace:
[   87.926483][ T3093]  <TASK>
[   87.926484][ T3093]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   87.926490][ T3093]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   87.926492][ T3093]  __might_resched.cold (kernel/sched/core.c:9234)
[   87.926496][ T3093]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   87.926499][ T3093]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   87.926502][ T3093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.926506][ T3093]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   87.926509][ T3093]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   87.926511][ T3093]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   87.926515][ T3093]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   87.926517][ T3093]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   87.926519][ T3093]  put_chars (drivers/char/virtio_console.c:1176)
[   87.926521][ T3093]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   87.926523][ T3093]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   87.926525][ T3093]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   87.926529][ T3093]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   87.926530][ T3093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.926532][ T3093]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.926534][ T3093]  console_emit_next_record (kernel/printk/printk.c:3183)
[   87.926537][ T3093]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   87.926539][ T3093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.926540][ T3093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.926542][ T3093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.926544][ T3093]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.926546][ T3093]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   87.926547][ T3093]  console_flush_one_record (kernel/printk/printk.c:3268)
[   87.926550][ T3093]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   87.926552][ T3093]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   87.926554][ T3093]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.926556][ T3093]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   87.926557][ T3093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.926559][ T3093]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   87.926560][ T3093]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   87.926562][ T3093]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   87.926564][ T3093]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   87.926566][ T3093]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   87.926568][ T3093]  vprintk_emit (kernel/printk/printk.c:2479)
[   87.926570][ T3093]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   87.926572][ T3093]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   87.926575][ T3093]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   87.926578][ T3093]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   87.926579][ T3093]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   87.926582][ T3093]  ? ___sys_sendmsg (net/socket.c:2767)
[   87.926584][ T3093]  ? __sys_sendmsg (net/socket.c:2799)
[   87.926585][ T3093]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   87.926589][ T3093]  _printk (kernel/printk/printk.c:2504)
[   87.926592][ T3093]  ? snapshot_read.cold (user.c:?)
[   87.926594][ T3093]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   87.926597][ T3093]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   87.926599][ T3093]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   87.926601][ T3093]  ? netdev_notice (net/core/dev.c:13194)
[   87.926603][ T3093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.926605][ T3093]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   87.926607][ T3093]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   87.926609][ T3093]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   87.926611][ T3093]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   87.926614][ T3093]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   87.926617][ T3093]  dev_set_allmulti (net/core/dev_api.c:315)
[   87.926619][ T3093] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   87.926632][ T3093]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   87.926635][ T3093]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   87.926638][ T3093] br_del_if (net/bridge/br_if.c:732) bridge
[   87.926645][ T3093]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   87.926648][ T3093]  do_set_master (net/core/rtnetlink.c:3055)
[   87.926650][ T3093]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   87.926654][ T3093]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   87.926656][ T3093]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   87.926657][ T3093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.926659][ T3093]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   87.926663][ T3093]  ? kasan_save_stack (mm/kasan/common.c:58)
[   87.926665][ T3093]  ? kasan_save_stack (mm/kasan/common.c:57)
[   87.926667][ T3093]  ? kasan_save_track (mm/kasan/common.c:78)
[   87.926669][ T3093]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   87.926670][ T3093]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   87.926672][ T3093]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   87.926673][ T3093]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   87.926674][ T3093]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   87.926675][ T3093]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   87.926677][ T3093]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   87.926678][ T3093]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   87.926679][ T3093]  ? ___sys_sendmsg (net/socket.c:2767)
[   87.926681][ T3093]  ? __sys_sendmsg (net/socket.c:2799)
[   87.926688][ T3093]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   87.926689][ T3093]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   87.926692][ T3093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.926693][ T3093]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.926695][ T3093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.926696][ T3093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.926698][ T3093]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   87.926700][ T3093]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   87.926703][ T3093]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   87.926704][ T3093]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   87.926706][ T3093]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   87.926707][ T3093]  ? nla_get_range_signed (lib/nlattr.c:270)
[   87.926709][ T3093]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   87.926711][ T3093]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   87.926714][ T3093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.926715][ T3093]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   87.926717][ T3093]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.926718][ T3093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.926720][ T3093]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   87.926722][ T3093]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   87.926724][ T3093]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   87.926725][ T3093]  ? __kernel_text_address (kernel/extable.c:79)
[   87.926727][ T3093]  ? write_profile (profile.c:?)
[   87.926728][ T3093]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   87.926730][ T3093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.926732][ T3093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.926734][ T3093]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   87.926737][ T3093]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.926739][ T3093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.926741][ T3093]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   87.926742][ T3093]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   87.926744][ T3093]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   87.926745][ T3093]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   87.926746][ T3093]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   87.926749][ T3093]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   87.926750][ T3093]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   87.926752][ T3093]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   87.926753][ T3093]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   87.926755][ T3093]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   87.926757][ T3093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.926759][ T3093]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   87.926761][ T3093]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   87.926763][ T3093]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   87.926765][ T3093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.926766][ T3093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.926768][ T3093]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   87.926770][ T3093]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   87.926772][ T3093]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   87.926774][ T3093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.926775][ T3093]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   87.926777][ T3093]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   87.926779][ T3093]  ? copy_msghdr_from_user (net/socket.c:2650)
[   87.926780][ T3093]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   87.926782][ T3093]  ? move_addr_to_kernel (net/socket.c:258)
[   87.926783][ T3093]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   87.926786][ T3093]  ___sys_sendmsg (net/socket.c:2767)
[   87.926788][ T3093]  ? copy_msghdr_from_user (net/socket.c:2619)
[   87.926793][ T3093]  __sys_sendmsg (net/socket.c:2799)
[   87.926794][ T3093]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   87.926797][ T3093]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   87.926799][ T3093]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   87.926801][ T3093]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   87.926803][ T3093]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   87.926805][ T3093] RIP: 0033:0x7f7c25e2654e
[   87.926807][ T3093] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   87.926809][ T3093] RSP: 002b:00007ffc897cfa10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   87.926812][ T3093] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7c25e2654e
[   87.926814][ T3093] RDX: 0000000000000000 RSI: 00007ffc897cfac0 RDI: 0000000000000005
[   87.926815][ T3093] RBP: 00007ffc897cfa20 R08: 0000000000000000 R09: 0000000000000000
[   87.926815][ T3093] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e88
[   87.926816][ T3093] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc897d0180
| [   90.458051][ T3189] softirqs last disabled at (0): 0x0
| [   90.458053][ T3189] Preemption disabled at:
| [   90.458054][ T3189] vprintk_emit (kernel/printk/printk.c:2471)
| [   90.458065][ T3189] Tainted: [W]=WARN
[   90.458066][ T3189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.458068][ T3189] Call Trace:
[   90.458070][ T3189]  <TASK>
[   90.458071][ T3189]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   90.458077][ T3189]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   90.458079][ T3189]  __might_resched.cold (kernel/sched/core.c:9234)
[   90.458083][ T3189]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   90.458087][ T3189]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   90.458090][ T3189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.458094][ T3189]  __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))
[   90.458097][ T3189]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   90.458099][ T3189]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   90.458103][ T3189]  ? 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)
[   90.458105][ T3189]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   90.458107][ T3189]  put_chars (drivers/char/virtio_console.c:1176)
[   90.458109][ T3189]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   90.458110][ T3189]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   90.458113][ T3189]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   90.458116][ T3189]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   90.458118][ T3189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.458119][ T3189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.458122][ T3189]  console_emit_next_record (kernel/printk/printk.c:3183)
[   90.458124][ T3189]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   90.458126][ T3189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.458128][ T3189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.458130][ T3189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.458131][ T3189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.458133][ T3189]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   90.458135][ T3189]  console_flush_one_record (kernel/printk/printk.c:3268)
[   90.458138][ T3189]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   90.458140][ T3189]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   90.458142][ T3189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.458143][ T3189]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   90.458145][ T3189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.458147][ T3189]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   90.458148][ T3189]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   90.458150][ T3189]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   90.458152][ T3189]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   90.458154][ T3189]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   90.458156][ T3189]  vprintk_emit (kernel/printk/printk.c:2479)
[   90.458158][ T3189]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   90.458160][ T3189]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   90.458163][ T3189]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.458166][ T3189]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   90.458167][ T3189]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   90.458170][ T3189]  ? ___sys_sendmsg (net/socket.c:2767)
[   90.458171][ T3189]  ? __sys_sendmsg (net/socket.c:2799)
[   90.458173][ T3189]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   90.458176][ T3189]  _printk (kernel/printk/printk.c:2504)
[   90.458179][ T3189]  ? snapshot_read.cold (user.c:?)
[   90.458182][ T3189]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   90.458185][ T3189]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   90.458187][ T3189]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   90.458188][ T3189]  ? netdev_notice (net/core/dev.c:13194)
[   90.458190][ T3189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.458192][ T3189]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   90.458194][ T3189]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   90.458197][ T3189]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   90.458198][ T3189]  ? 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)
[   90.458201][ T3189]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   90.458204][ T3189]  dev_set_allmulti (net/core/dev_api.c:315)
[   90.458206][ T3189] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   90.458219][ T3189]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   90.458223][ T3189]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   90.458226][ T3189] br_del_if (net/bridge/br_if.c:732) bridge
[   90.458233][ T3189]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   90.458235][ T3189]  do_set_master (net/core/rtnetlink.c:3055)
[   90.458238][ T3189]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   90.458241][ T3189]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   90.458244][ T3189]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   90.458245][ T3189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.458247][ T3189]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   90.458251][ T3189]  ? kasan_save_stack (mm/kasan/common.c:58)
[   90.458254][ T3189]  ? kasan_save_stack (mm/kasan/common.c:57)
[   90.458255][ T3189]  ? kasan_save_track (mm/kasan/common.c:78)
[   90.458257][ T3189]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   90.458258][ T3189]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   90.458260][ T3189]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   90.458261][ T3189]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   90.458262][ T3189]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   90.458263][ T3189]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.458267][ T3189]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   90.458269][ T3189]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   90.458270][ T3189]  ? ___sys_sendmsg (net/socket.c:2767)
[   90.458271][ T3189]  ? __sys_sendmsg (net/socket.c:2799)
[   90.458273][ T3189]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   90.458274][ T3189]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.458277][ T3189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.458279][ T3189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.458280][ T3189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.458282][ T3189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.458284][ T3189]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   90.458286][ T3189]  ? __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)
[   90.458288][ T3189]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   90.458290][ T3189]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   90.458291][ T3189]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   90.458293][ T3189]  ? nla_get_range_signed (lib/nlattr.c:270)
[   90.458295][ T3189]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   90.458297][ T3189]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   90.458299][ T3189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.458301][ T3189]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   90.458302][ T3189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.458304][ T3189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.458306][ T3189]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   90.458308][ T3189]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   90.458309][ T3189]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   90.458311][ T3189]  ? __kernel_text_address (kernel/extable.c:79)
[   90.458312][ T3189]  ? write_profile (profile.c:?)
[   90.458313][ T3189]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   90.458316][ T3189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.458318][ T3189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.458319][ T3189]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   90.458323][ T3189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.458324][ T3189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.458326][ T3189]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   90.458327][ T3189]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   90.458329][ T3189]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.458330][ T3189]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   90.458332][ T3189]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   90.458334][ T3189]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   90.458336][ T3189]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   90.458337][ T3189]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   90.458339][ T3189]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   90.458340][ T3189]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   90.458342][ T3189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.458344][ T3189]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   90.458346][ T3189]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   90.458348][ T3189]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   90.458350][ T3189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.458351][ T3189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.458353][ T3189]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.458355][ T3189]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   90.458357][ T3189]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   90.458359][ T3189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.458360][ T3189]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   90.458362][ T3189]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   90.458364][ T3189]  ? copy_msghdr_from_user (net/socket.c:2650)
[   90.458366][ T3189]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   90.458367][ T3189]  ? move_addr_to_kernel (net/socket.c:258)
[   90.458369][ T3189]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   90.458371][ T3189]  ___sys_sendmsg (net/socket.c:2767)
[   90.458373][ T3189]  ? copy_msghdr_from_user (net/socket.c:2619)
[   90.458378][ T3189]  __sys_sendmsg (net/socket.c:2799)
[   90.458380][ T3189]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   90.458382][ T3189]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.458385][ T3189]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   90.458386][ T3189]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   90.458388][ T3189]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.458390][ T3189] RIP: 0033:0x7f19fd5aa54e
[   90.458392][ T3189] 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
[   90.458394][ T3189] RSP: 002b:00007ffcd0be2b80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   90.458398][ T3189] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f19fd5aa54e
[   90.458399][ T3189] RDX: 0000000000000000 RSI: 00007ffcd0be2c30 RDI: 0000000000000005
[   90.458400][ T3189] RBP: 00007ffcd0be2b90 R08: 0000000000000000 R09: 0000000000000000
[   90.458401][ T3189] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e8a
[   90.458402][ T3189] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcd0be32f0
| [   93.131792][ T3300] softirqs last disabled at (0): 0x0
| [   93.131794][ T3300] Preemption disabled at:
| [   93.131795][ T3300] vprintk_emit (kernel/printk/printk.c:2471)
| [   93.131806][ T3300] Tainted: [W]=WARN
[   93.131807][ T3300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.131808][ T3300] Call Trace:
[   93.131810][ T3300]  <TASK>
[   93.131811][ T3300]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   93.131817][ T3300]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   93.131819][ T3300]  __might_resched.cold (kernel/sched/core.c:9234)
[   93.131823][ T3300]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   93.131826][ T3300]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   93.131829][ T3300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.131833][ T3300]  __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))
[   93.131835][ T3300]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   93.131838][ T3300]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   93.131842][ T3300]  ? 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)
[   93.131843][ T3300]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   93.131845][ T3300]  put_chars (drivers/char/virtio_console.c:1176)
[   93.131848][ T3300]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   93.131849][ T3300]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   93.131852][ T3300]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   93.131855][ T3300]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   93.131856][ T3300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.131858][ T3300]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.131860][ T3300]  console_emit_next_record (kernel/printk/printk.c:3183)
[   93.131862][ T3300]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   93.131864][ T3300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.131866][ T3300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.131868][ T3300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.131870][ T3300]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.131872][ T3300]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   93.131873][ T3300]  console_flush_one_record (kernel/printk/printk.c:3268)
[   93.131876][ T3300]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   93.131878][ T3300]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   93.131880][ T3300]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.131882][ T3300]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   93.131884][ T3300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.131885][ T3300]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   93.131887][ T3300]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   93.131888][ T3300]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   93.131890][ T3300]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   93.131892][ T3300]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   93.131894][ T3300]  vprintk_emit (kernel/printk/printk.c:2479)
[   93.131896][ T3300]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   93.131898][ T3300]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   93.131901][ T3300]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.131904][ T3300]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   93.131905][ T3300]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   93.131908][ T3300]  ? ___sys_sendmsg (net/socket.c:2767)
[   93.131909][ T3300]  ? __sys_sendmsg (net/socket.c:2799)
[   93.131911][ T3300]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   93.131915][ T3300]  _printk (kernel/printk/printk.c:2504)
[   93.131918][ T3300]  ? snapshot_read.cold (user.c:?)
[   93.131920][ T3300]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   93.131923][ T3300]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   93.131924][ T3300]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   93.131926][ T3300]  ? netdev_notice (net/core/dev.c:13194)
[   93.131928][ T3300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.131930][ T3300]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   93.131931][ T3300]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   93.131934][ T3300]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   93.131935][ T3300]  ? 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)
[   93.131938][ T3300]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   93.131941][ T3300]  dev_set_allmulti (net/core/dev_api.c:315)
[   93.131944][ T3300] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   93.131956][ T3300]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   93.131959][ T3300]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   93.131962][ T3300] br_del_if (net/bridge/br_if.c:732) bridge
[   93.131969][ T3300]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   93.131972][ T3300]  do_set_master (net/core/rtnetlink.c:3055)
[   93.131974][ T3300]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   93.131977][ T3300]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   93.131980][ T3300]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   93.131981][ T3300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.131983][ T3300]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   93.131987][ T3300]  ? kasan_save_stack (mm/kasan/common.c:58)
[   93.131989][ T3300]  ? kasan_save_stack (mm/kasan/common.c:57)
[   93.131991][ T3300]  ? kasan_save_track (mm/kasan/common.c:78)
[   93.131992][ T3300]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   93.131994][ T3300]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   93.131995][ T3300]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   93.131996][ T3300]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   93.131997][ T3300]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   93.131999][ T3300]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.132000][ T3300]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   93.132001][ T3300]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   93.132003][ T3300]  ? ___sys_sendmsg (net/socket.c:2767)
[   93.132004][ T3300]  ? __sys_sendmsg (net/socket.c:2799)
[   93.132005][ T3300]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   93.132007][ T3300]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.132009][ T3300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.132011][ T3300]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.132012][ T3300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.132014][ T3300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.132016][ T3300]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   93.132018][ T3300]  ? __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)
[   93.132020][ T3300]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   93.132021][ T3300]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   93.132023][ T3300]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   93.132024][ T3300]  ? nla_get_range_signed (lib/nlattr.c:270)
[   93.132026][ T3300]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   93.132028][ T3300]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   93.132031][ T3300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.132032][ T3300]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   93.132033][ T3300]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.132035][ T3300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.132037][ T3300]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   93.132039][ T3300]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   93.132041][ T3300]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   93.132042][ T3300]  ? __kernel_text_address (kernel/extable.c:79)
[   93.132043][ T3300]  ? write_profile (profile.c:?)
[   93.132044][ T3300]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   93.132047][ T3300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.132049][ T3300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.132050][ T3300]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   93.132054][ T3300]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.132055][ T3300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.132057][ T3300]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   93.132058][ T3300]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   93.132060][ T3300]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.132061][ T3300]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   93.132063][ T3300]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   93.132065][ T3300]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   93.132067][ T3300]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.132068][ T3300]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   93.132070][ T3300]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   93.132071][ T3300]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   93.132074][ T3300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.132075][ T3300]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   93.132077][ T3300]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.132079][ T3300]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   93.132081][ T3300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.132082][ T3300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.132084][ T3300]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.132086][ T3300]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   93.132088][ T3300]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   93.132090][ T3300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.132091][ T3300]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   93.132093][ T3300]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   93.132095][ T3300]  ? copy_msghdr_from_user (net/socket.c:2650)
[   93.132096][ T3300]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   93.132098][ T3300]  ? move_addr_to_kernel (net/socket.c:258)
[   93.132099][ T3300]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   93.132102][ T3300]  ___sys_sendmsg (net/socket.c:2767)
[   93.132104][ T3300]  ? copy_msghdr_from_user (net/socket.c:2619)
[   93.132108][ T3300]  __sys_sendmsg (net/socket.c:2799)
[   93.132110][ T3300]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   93.132113][ T3300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.132115][ T3300]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   93.132116][ T3300]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   93.132119][ T3300]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.132120][ T3300] RIP: 0033:0x7f473b20854e
[   93.132122][ T3300] 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
[   93.132124][ T3300] RSP: 002b:00007ffc54c122d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   93.132128][ T3300] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f473b20854e
[   93.132129][ T3300] RDX: 0000000000000000 RSI: 00007ffc54c12380 RDI: 0000000000000005
[   93.132130][ T3300] RBP: 00007ffc54c122e0 R08: 0000000000000000 R09: 0000000000000000
[   93.132131][ T3300] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e8d
[   93.132132][ T3300] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc54c12a40
| [   95.870401][ T3426] softirqs last disabled at (0): 0x0
| [   95.870403][ T3426] Preemption disabled at:
| [   95.870404][ T3426] vprintk_emit (kernel/printk/printk.c:2471)
| [   95.870415][ T3426] Tainted: [W]=WARN
[   95.870416][ T3426] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   95.870418][ T3426] Call Trace:
[   95.870420][ T3426]  <TASK>
[   95.870421][ T3426]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   95.870427][ T3426]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   95.870429][ T3426]  __might_resched.cold (kernel/sched/core.c:9234)
[   95.870432][ T3426]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   95.870436][ T3426]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   95.870439][ T3426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.870443][ T3426]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   95.870446][ T3426]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   95.870449][ T3426]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   95.870453][ T3426]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   95.870455][ T3426]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   95.870457][ T3426]  put_chars (drivers/char/virtio_console.c:1176)
[   95.870459][ T3426]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   95.870461][ T3426]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   95.870463][ T3426]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   95.870467][ T3426]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   95.870468][ T3426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.870470][ T3426]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   95.870472][ T3426]  console_emit_next_record (kernel/printk/printk.c:3183)
[   95.870475][ T3426]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   95.870477][ T3426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.870479][ T3426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.870481][ T3426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.870483][ T3426]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   95.870485][ T3426]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   95.870487][ T3426]  console_flush_one_record (kernel/printk/printk.c:3268)
[   95.870489][ T3426]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   95.870492][ T3426]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   95.870494][ T3426]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   95.870495][ T3426]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   95.870497][ T3426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.870499][ T3426]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   95.870500][ T3426]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   95.870501][ T3426]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   95.870504][ T3426]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   95.870506][ T3426]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   95.870508][ T3426]  vprintk_emit (kernel/printk/printk.c:2479)
[   95.870510][ T3426]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   95.870512][ T3426]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   95.870515][ T3426]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.870518][ T3426]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   95.870519][ T3426]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   95.870522][ T3426]  ? ___sys_sendmsg (net/socket.c:2767)
[   95.870523][ T3426]  ? __sys_sendmsg (net/socket.c:2799)
[   95.870525][ T3426]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   95.870529][ T3426]  _printk (kernel/printk/printk.c:2504)
[   95.870532][ T3426]  ? snapshot_read.cold (user.c:?)
[   95.870534][ T3426]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   95.870537][ T3426]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   95.870539][ T3426]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   95.870541][ T3426]  ? netdev_notice (net/core/dev.c:13194)
[   95.870543][ T3426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.870545][ T3426]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   95.870546][ T3426]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   95.870549][ T3426]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   95.870550][ T3426]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   95.870553][ T3426]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   95.870556][ T3426]  dev_set_allmulti (net/core/dev_api.c:315)
[   95.870559][ T3426] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   95.870572][ T3426]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   95.870575][ T3426]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   95.870578][ T3426] br_del_if (net/bridge/br_if.c:732) bridge
[   95.870586][ T3426]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   95.870588][ T3426]  do_set_master (net/core/rtnetlink.c:3055)
[   95.870591][ T3426]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   95.870594][ T3426]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   95.870596][ T3426]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   95.870598][ T3426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.870599][ T3426]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   95.870603][ T3426]  ? kasan_save_stack (mm/kasan/common.c:58)
[   95.870606][ T3426]  ? kasan_save_stack (mm/kasan/common.c:57)
[   95.870607][ T3426]  ? kasan_save_track (mm/kasan/common.c:78)
[   95.870609][ T3426]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   95.870611][ T3426]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   95.870612][ T3426]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   95.870613][ T3426]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   95.870615][ T3426]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   95.870616][ T3426]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.870617][ T3426]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   95.870619][ T3426]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   95.870620][ T3426]  ? ___sys_sendmsg (net/socket.c:2767)
[   95.870621][ T3426]  ? __sys_sendmsg (net/socket.c:2799)
[   95.870623][ T3426]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   95.870624][ T3426]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   95.870627][ T3426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.870629][ T3426]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   95.870630][ T3426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.870632][ T3426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.870634][ T3426]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   95.870636][ T3426]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   95.870638][ T3426]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   95.870639][ T3426]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   95.870641][ T3426]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   95.870642][ T3426]  ? nla_get_range_signed (lib/nlattr.c:270)
[   95.870645][ T3426]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   95.870647][ T3426]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   95.870649][ T3426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.870651][ T3426]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   95.870652][ T3426]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   95.870654][ T3426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.870656][ T3426]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   95.870658][ T3426]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   95.870660][ T3426]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   95.870661][ T3426]  ? __kernel_text_address (kernel/extable.c:79)
[   95.870662][ T3426]  ? write_profile (profile.c:?)
[   95.870664][ T3426]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   95.870666][ T3426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.870668][ T3426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.870670][ T3426]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   95.870673][ T3426]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   95.870675][ T3426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.870677][ T3426]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   95.870678][ T3426]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   95.870680][ T3426]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.870682][ T3426]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   95.870683][ T3426]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   95.870686][ T3426]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   95.870687][ T3426]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   95.870689][ T3426]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   95.870690][ T3426]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   95.870692][ T3426]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   95.870694][ T3426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.870696][ T3426]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   95.870698][ T3426]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   95.870700][ T3426]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   95.870702][ T3426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.870703][ T3426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.870705][ T3426]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   95.870707][ T3426]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   95.870715][ T3426]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   95.870718][ T3426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.870720][ T3426]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   95.870723][ T3426]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   95.870725][ T3426]  ? copy_msghdr_from_user (net/socket.c:2650)
[   95.870728][ T3426]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   95.870730][ T3426]  ? move_addr_to_kernel (net/socket.c:258)
[   95.870732][ T3426]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   95.870736][ T3426]  ___sys_sendmsg (net/socket.c:2767)
[   95.870738][ T3426]  ? copy_msghdr_from_user (net/socket.c:2619)
[   95.870744][ T3426]  __sys_sendmsg (net/socket.c:2799)
[   95.870746][ T3426]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   95.870748][ T3426]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   95.870751][ T3426]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   95.870752][ T3426]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   95.870754][ T3426]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   95.870756][ T3426] RIP: 0033:0x7f49d40a254e
[   95.870758][ T3426] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   95.870760][ T3426] RSP: 002b:00007fff8b75f360 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   95.870764][ T3426] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f49d40a254e
[   95.870766][ T3426] RDX: 0000000000000000 RSI: 00007fff8b75f410 RDI: 0000000000000005
[   95.870767][ T3426] RBP: 00007fff8b75f370 R08: 0000000000000000 R09: 0000000000000000
[   95.870767][ T3426] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e90
[   95.870768][ T3426] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff8b75fad0
| [   96.921436][ T3512] softirqs last disabled at (0): 0x0
| [   96.921438][ T3512] Preemption disabled at:
| [   96.921438][ T3512] vprintk_emit (kernel/printk/printk.c:2471)
| [   96.921449][ T3512] Tainted: [W]=WARN
[   96.921450][ T3512] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   96.921452][ T3512] Call Trace:
[   96.921454][ T3512]  <TASK>
[   96.921455][ T3512]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   96.921460][ T3512]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   96.921462][ T3512]  __might_resched.cold (kernel/sched/core.c:9234)
[   96.921466][ T3512]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   96.921469][ T3512]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   96.921472][ T3512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.921476][ T3512]  __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))
[   96.921479][ T3512]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   96.921482][ T3512]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   96.921486][ T3512]  ? 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)
[   96.921487][ T3512]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   96.921489][ T3512]  put_chars (drivers/char/virtio_console.c:1176)
[   96.921491][ T3512]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   96.921493][ T3512]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   96.921496][ T3512]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   96.921499][ T3512]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   96.921500][ T3512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.921502][ T3512]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.921504][ T3512]  console_emit_next_record (kernel/printk/printk.c:3183)
[   96.921507][ T3512]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   96.921509][ T3512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.921510][ T3512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.921512][ T3512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.921514][ T3512]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.921515][ T3512]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   96.921517][ T3512]  console_flush_one_record (kernel/printk/printk.c:3268)
[   96.921520][ T3512]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   96.921522][ T3512]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   96.921524][ T3512]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.921526][ T3512]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   96.921527][ T3512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.921529][ T3512]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   96.921530][ T3512]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   96.921532][ T3512]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   96.921534][ T3512]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   96.921536][ T3512]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   96.921538][ T3512]  vprintk_emit (kernel/printk/printk.c:2479)
[   96.921540][ T3512]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   96.921542][ T3512]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   96.921545][ T3512]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   96.921548][ T3512]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   96.921549][ T3512]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   96.921551][ T3512]  ? ___sys_sendmsg (net/socket.c:2767)
[   96.921553][ T3512]  ? __sys_sendmsg (net/socket.c:2799)
[   96.921554][ T3512]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   96.921558][ T3512]  _printk (kernel/printk/printk.c:2504)
[   96.921561][ T3512]  ? snapshot_read.cold (user.c:?)
[   96.921563][ T3512]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   96.921566][ T3512]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   96.921568][ T3512]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   96.921570][ T3512]  ? netdev_notice (net/core/dev.c:13194)
[   96.921571][ T3512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.921573][ T3512]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   96.921575][ T3512]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   96.921577][ T3512]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   96.921579][ T3512]  ? 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)
[   96.921582][ T3512]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   96.921585][ T3512]  dev_set_allmulti (net/core/dev_api.c:315)
[   96.921587][ T3512] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   96.921599][ T3512]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   96.921603][ T3512]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   96.921605][ T3512] br_del_if (net/bridge/br_if.c:732) bridge
[   96.921612][ T3512]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   96.921615][ T3512]  do_set_master (net/core/rtnetlink.c:3055)
[   96.921617][ T3512]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   96.921620][ T3512]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   96.921623][ T3512]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   96.921624][ T3512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.921625][ T3512]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   96.921629][ T3512]  ? kasan_save_stack (mm/kasan/common.c:58)
[   96.921632][ T3512]  ? kasan_save_stack (mm/kasan/common.c:57)
[   96.921633][ T3512]  ? kasan_save_track (mm/kasan/common.c:78)
[   96.921635][ T3512]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   96.921636][ T3512]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   96.921638][ T3512]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   96.921639][ T3512]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   96.921640][ T3512]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   96.921641][ T3512]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   96.921643][ T3512]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   96.921644][ T3512]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   96.921645][ T3512]  ? ___sys_sendmsg (net/socket.c:2767)
[   96.921646][ T3512]  ? __sys_sendmsg (net/socket.c:2799)
[   96.921648][ T3512]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   96.921649][ T3512]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   96.921652][ T3512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.921653][ T3512]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.921655][ T3512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.921656][ T3512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.921658][ T3512]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   96.921660][ T3512]  ? __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)
[   96.921662][ T3512]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   96.921664][ T3512]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   96.921665][ T3512]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   96.921667][ T3512]  ? nla_get_range_signed (lib/nlattr.c:270)
[   96.921669][ T3512]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   96.921671][ T3512]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   96.921673][ T3512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.921675][ T3512]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   96.921676][ T3512]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.921677][ T3512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.921679][ T3512]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   96.921681][ T3512]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   96.921683][ T3512]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   96.921684][ T3512]  ? __kernel_text_address (kernel/extable.c:79)
[   96.921685][ T3512]  ? write_profile (profile.c:?)
[   96.921686][ T3512]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   96.921689][ T3512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.921691][ T3512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.921692][ T3512]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   96.921696][ T3512]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.921697][ T3512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.921699][ T3512]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   96.921701][ T3512]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   96.921703][ T3512]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.921704][ T3512]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   96.921705][ T3512]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   96.921708][ T3512]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   96.921709][ T3512]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.921711][ T3512]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   96.921717][ T3512]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   96.921719][ T3512]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   96.921721][ T3512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.921723][ T3512]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   96.921725][ T3512]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   96.921727][ T3512]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   96.921729][ T3512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.921731][ T3512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.921732][ T3512]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.921734][ T3512]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   96.921736][ T3512]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   96.921738][ T3512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.921740][ T3512]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   96.921742][ T3512]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   96.921743][ T3512]  ? copy_msghdr_from_user (net/socket.c:2650)
[   96.921745][ T3512]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   96.921746][ T3512]  ? move_addr_to_kernel (net/socket.c:258)
[   96.921748][ T3512]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   96.921750][ T3512]  ___sys_sendmsg (net/socket.c:2767)
[   96.921752][ T3512]  ? copy_msghdr_from_user (net/socket.c:2619)
[   96.921757][ T3512]  __sys_sendmsg (net/socket.c:2799)
[   96.921759][ T3512]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   96.921762][ T3512]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.921764][ T3512]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   96.921765][ T3512]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   96.921767][ T3512]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   96.921769][ T3512] RIP: 0033:0x7fc2e9e3d54e
[   96.921771][ T3512] 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
[   96.921772][ T3512] RSP: 002b:00007ffd91e39c10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   96.921776][ T3512] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc2e9e3d54e
[   96.921778][ T3512] RDX: 0000000000000000 RSI: 00007ffd91e39cc0 RDI: 0000000000000005
[   96.921778][ T3512] RBP: 00007ffd91e39c20 R08: 0000000000000000 R09: 0000000000000000
[   96.921779][ T3512] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915e91


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