======================================
| [   15.890610][  T188] softirqs last disabled at (34198): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   15.890613][  T188] Preemption disabled at:
| [   15.890614][  T188] 0x0
| [   15.890626][  T188] Tainted: [W]=WARN
[   15.890628][  T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.890630][  T188] Call Trace:
[   15.890632][  T188]  <TASK>
[   15.890634][  T188]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.890642][  T188]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.890649][  T188]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.890655][  T188]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.890664][  T188]  __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))
[   15.890668][  T188]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.890677][  T188]  ? 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)
[   15.890681][  T188]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.890686][  T188]  put_chars (drivers/char/virtio_console.c:1176)
[   15.890690][  T188]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.890692][  T188]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.890699][  T188]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.890708][  T188]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.890724][  T188]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.890728][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.890732][  T188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.890739][  T188]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.890745][  T188]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.890748][  T188]  ? 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))
[   15.890753][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.890756][  T188]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.890763][  T188]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.890770][  T188]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.890773][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.890783][  T188]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.890787][  T188]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.890790][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.890793][  T188]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.890800][  T188]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.890802][  T188]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.890808][  T188]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.890814][  T188]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.890820][  T188]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.890826][  T188]  _printk (kernel/printk/printk.c:2504)
[   15.890831][  T188]  ? snapshot_read.cold (user.c:?)
[   15.890836][  T188]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   15.890840][  T188]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.890847][  T188]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   15.890851][  T188]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   15.890856][  T188]  ? exit_notify (kernel/exit.c:780)
[   15.890859][  T188]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.890863][  T188]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.890871][  T188]  do_group_exit (kernel/exit.c:1151)
[   15.890876][  T188]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   15.890878][  T188]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   15.890881][  T188]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.890885][  T188]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.890890][  T188]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.890894][  T188] RIP: 0033:0x7fbc0a1581b8
[   15.890897][  T188] Code: Unable to access opcode bytes at 0x7fbc0a15818e.

Code starting with the faulting instruction
===========================================
[   15.890898][  T188] RSP: 002b:00007fff113b7b38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   15.890902][  T188] RAX: ffffffffffffffda RBX: 00007fbc0a288f88 RCX: 00007fbc0a1581b8
[   15.890904][  T188] RDX: 00007fbc09ea2fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   15.890905][  T188] RBP: 00007fff113b7b90 R08: 0000000000000000 R09: 0000000000008010
[   15.890907][  T188] R10: 00007fff113b7950 R11: 0000000000000246 R12: 0000000000000001
[   15.890908][  T188] R13: 0000000000000000 R14: 00007fbc0a287680 R15: 00007fbc0a288fa0
| [   17.742515][  T237] softirqs last disabled at (20717): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   17.742518][  T237] Preemption disabled at:
| [   17.742519][  T237] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.742531][  T237] Tainted: [W]=WARN
[   17.742532][  T237] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.742535][  T237] Call Trace:
[   17.742537][  T237]  <TASK>
[   17.742539][  T237]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.742546][  T237]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.742549][  T237]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.742555][  T237]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.742561][  T237]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.742568][  T237]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   17.742572][  T237]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.742580][  T237]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.742584][  T237]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.742589][  T237]  put_chars (drivers/char/virtio_console.c:1176)
[   17.742593][  T237]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.742595][  T237]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.742602][  T237]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.742605][  T237]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.742613][  T237]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.742617][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.742626][  T237]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.742630][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.742639][  T237]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.742645][  T237]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.742647][  T237]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   17.742652][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.742656][  T237]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.742665][  T237]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.742672][  T237]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.742675][  T237]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.742684][  T237]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.742688][  T237]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.742691][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.742694][  T237]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.742700][  T237]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.742703][  T237]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.742708][  T237]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.742715][  T237]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.742724][  T237]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   17.742734][  T237]  _printk (kernel/printk/printk.c:2504)
[   17.742739][  T237]  ? snapshot_read.cold (user.c:?)
[   17.742751][  T237]  ? 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)
[   17.742755][  T237] 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
[   17.742760][  T237]  do_one_initcall (init/main.c:1357)
[   17.742764][  T237]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   17.742772][  T237]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   17.742776][  T237]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   17.742784][  T237]  do_init_module (kernel/module/main.c:3117)
[   17.742790][  T237]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   17.742795][  T237]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   17.742800][  T237]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   17.742807][  T237]  load_module (kernel/module/main.c:3593)
[   17.742820][  T237]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   17.742826][  T237]  ? __ia32_sys_fsconfig (??:?)
[   17.742830][  T237]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   17.742835][  T237]  ? backing_file_read_iter (fs/backing-file.c:211)
[   17.742840][  T237]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.742846][  T237]  init_module_from_file (kernel/module/main.c:3790)
[   17.742851][  T237]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   17.742865][  T237]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   17.742871][  T237]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.742876][  T237]  idempotent_init_module (kernel/module/main.c:3802)
[   17.742882][  T237]  ? init_module_from_file (kernel/module/main.c:3791)
[   17.742893][  T237]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.742897][  T237]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   17.742906][  T237]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   17.742909][  T237]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.742914][  T237]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.742917][  T237]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.742921][  T237]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.742926][  T237] RIP: 0033:0x7fb74d9f437d
[   17.742931][  T237] 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
[   17.742933][  T237] RSP: 002b:00007fff597a2d68 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   17.742936][  T237] RAX: ffffffffffffffda RBX: 0000558b36c21810 RCX: 00007fb74d9f437d
[   17.742938][  T237] RDX: 0000000000000000 RSI: 0000558b122a7ffd RDI: 0000000000000000
[   17.742940][  T237] RBP: 00007fff597a2e00 R08: 0000000000000000 R09: 0000000000000000
[   17.742941][  T237] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558b122a7ffd
[   17.742943][  T237] R13: 0000558b36c21960 R14: 0000000000040000 R15: 0000000000000000
| [   19.794493][  T283] softirqs last disabled at (18762): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   19.794497][  T283] Preemption disabled at:
| [   19.794497][  T283] vprintk_emit (kernel/printk/printk.c:2471)
| [   19.794510][  T283] Tainted: [W]=WARN
[   19.794511][  T283] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.794513][  T283] Call Trace:
[   19.794515][  T283]  <TASK>
[   19.794517][  T283]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.794524][  T283]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   19.794527][  T283]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.794534][  T283]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.794540][  T283]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   19.794547][  T283]  __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))
[   19.794551][  T283]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.794560][  T283]  ? 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)
[   19.794564][  T283]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.794569][  T283]  put_chars (drivers/char/virtio_console.c:1176)
[   19.794573][  T283]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.794581][  T283]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   19.794587][  T283]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.794591][  T283]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   19.794595][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.794597][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.794604][  T283]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.794608][  T283]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   19.794613][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.794618][  T283]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.794626][  T283]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.794632][  T283]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.794634][  T283]  ? 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))
[   19.794640][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.794643][  T283]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.794651][  T283]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.794658][  T283]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.794662][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.794673][  T283]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.794677][  T283]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.794680][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.794683][  T283]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   19.794690][  T283]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.794693][  T283]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.794698][  T283]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.794705][  T283]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.794708][  T283]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.794711][  T283]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   19.794717][  T283]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   19.794723][  T283]  _printk (kernel/printk/printk.c:2504)
[   19.794728][  T283]  ? snapshot_read.cold (user.c:?)
[   19.794735][  T283]  ? br_multicast_flood (??:?) bridge
[   19.794760][  T283]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   19.794762][  T283]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   19.794764][  T283]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   19.794772][  T283] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   19.794790][  T283] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   19.794804][  T283] new_nbp (net/bridge/br_if.c:449) bridge
[   19.794820][  T283] br_add_if (net/bridge/br_if.c:592) bridge
[   19.794833][  T283]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   19.794838][  T283]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   19.794842][  T283]  ? __kernel_text_address (kernel/extable.c:79)
[   19.794849][  T283]  do_set_master (net/core/rtnetlink.c:3071)
[   19.794857][  T283]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   19.794863][  T283]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   19.794867][  T283]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   19.794869][  T283]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   19.794873][  T283]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.794877][  T283]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.794881][  T283]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.794884][  T283]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.794889][  T283]  ? kasan_save_stack (mm/kasan/common.c:58)
[   19.794892][  T283]  ? kasan_save_stack (mm/kasan/common.c:57)
[   19.794895][  T283]  ? kasan_save_track (mm/kasan/common.c:78)
[   19.794900][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.794902][  T283]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   19.794907][  T283]  ? ___sys_sendmsg (net/socket.c:2757)
[   19.794914][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.794917][  T283]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.794922][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.794928][  T283]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.794930][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.794933][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.794937][  T283]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   19.794943][  T283]  ? __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)
[   19.794945][  T283]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   19.794949][  T283]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.794955][  T283]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   19.794958][  T283]  ? nla_get_range_signed (lib/nlattr.c:270)
[   19.794967][  T283]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   19.794977][  T283]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   19.794987][  T283]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.794991][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.794999][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.795002][  T283]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.795005][  T283]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.795008][  T283]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.795015][  T283]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.795019][  T283]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   19.795024][  T283]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.795027][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.795035][  T283]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.795038][  T283]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.795044][  T283]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   19.795047][  T283]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.795052][  T283]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.795064][  T283]  ? 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))
[   19.795066][  T283]  ? 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))
[   19.795074][  T283]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.795081][  T283]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.795086][  T283]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.795093][  T283]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   19.795100][  T283]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   19.795107][  T283]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   19.795116][  T283]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   19.795120][  T283]  ? copy_msghdr_from_user (net/socket.c:2650)
[   19.795123][  T283]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   19.795126][  T283]  ? move_addr_to_kernel (net/socket.c:258)
[   19.795140][  T283]  ___sys_sendmsg (net/socket.c:2767)
[   19.795145][  T283]  ? copy_msghdr_from_user (net/socket.c:2619)
[   19.795176][  T283]  __sys_sendmsg (net/socket.c:2799)
[   19.795181][  T283]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   19.795192][  T283]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.795199][  T283]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.795202][  T283]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   19.795207][  T283]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.795211][  T283] RIP: 0033:0x7f6f845bd54e
[   19.795215][  T283] 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
[   19.795218][  T283] RSP: 002b:00007ffea6f6ee40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.795222][  T283] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f6f845bd54e
[   19.795224][  T283] RDX: 0000000000000000 RSI: 00007ffea6f6eef0 RDI: 0000000000000005
[   19.795225][  T283] RBP: 00007ffea6f6ee50 R08: 0000000000000000 R09: 0000000000000000
[   19.795227][  T283] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ad7
[   19.795228][  T283] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffea6f6f5b0
| [   22.439282][  T344] softirqs last disabled at (15310): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   22.439286][  T344] Preemption disabled at:
| [   22.439287][  T344] vprintk_emit (kernel/printk/printk.c:2471)
| [   22.439300][  T344] Tainted: [W]=WARN
[   22.439301][  T344] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.439303][  T344] Call Trace:
[   22.439305][  T344]  <TASK>
[   22.439308][  T344]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.439315][  T344]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   22.439318][  T344]  __might_resched.cold (kernel/sched/core.c:9234)
[   22.439325][  T344]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   22.439331][  T344]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   22.439339][  T344]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   22.439342][  T344]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.439352][  T344]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   22.439355][  T344]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.439361][  T344]  put_chars (drivers/char/virtio_console.c:1176)
[   22.439363][  T344]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   22.439367][  T344]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   22.439372][  T344]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.439378][  T344]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.439382][  T344]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.439389][  T344]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   22.439393][  T344]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   22.439396][  T344]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.439398][  T344]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.439406][  T344]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   22.439409][  T344]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   22.439415][  T344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.439419][  T344]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.439426][  T344]  console_emit_next_record (kernel/printk/printk.c:3183)
[   22.439433][  T344]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.439436][  T344]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   22.439441][  T344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.439445][  T344]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.439453][  T344]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.439460][  T344]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.439463][  T344]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.439473][  T344]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.439478][  T344]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.439481][  T344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.439484][  T344]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   22.439491][  T344]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.439494][  T344]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.439500][  T344]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.439506][  T344]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.439511][  T344]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.439515][  T344]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   22.439522][  T344]  _printk (kernel/printk/printk.c:2504)
[   22.439527][  T344]  ? snapshot_read.cold (user.c:?)
[   22.439534][  T344]  ? br_multicast_flood (??:?) bridge
[   22.439552][  T344]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   22.439554][  T344]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   22.439557][  T344]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   22.439565][  T344] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   22.439584][  T344] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   22.439599][  T344] new_nbp (net/bridge/br_if.c:449) bridge
[   22.439616][  T344] br_add_if (net/bridge/br_if.c:592) bridge
[   22.439629][  T344]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   22.439635][  T344]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   22.439639][  T344]  ? __kernel_text_address (kernel/extable.c:79)
[   22.439646][  T344]  do_set_master (net/core/rtnetlink.c:3071)
[   22.439654][  T344]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   22.439661][  T344]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   22.439666][  T344]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   22.439668][  T344]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   22.439671][  T344]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.439676][  T344]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.439680][  T344]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.439683][  T344]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.439687][  T344]  ? kasan_save_stack (mm/kasan/common.c:58)
[   22.439691][  T344]  ? kasan_save_stack (mm/kasan/common.c:57)
[   22.439694][  T344]  ? kasan_save_track (mm/kasan/common.c:78)
[   22.439699][  T344]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.439702][  T344]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   22.439706][  T344]  ? ___sys_sendmsg (net/socket.c:2757)
[   22.439714][  T344]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.439717][  T344]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   22.439722][  T344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.439726][  T344]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.439728][  T344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.439731][  T344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.439735][  T344]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   22.439740][  T344]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   22.439744][  T344]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   22.439748][  T344]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   22.439761][  T344]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   22.439764][  T344]  ? nla_get_range_signed (lib/nlattr.c:270)
[   22.439774][  T344]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   22.439784][  T344]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   22.439795][  T344]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   22.439798][  T344]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.439807][  T344]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.439810][  T344]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.439813][  T344]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   22.439817][  T344]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.439824][  T344]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   22.439827][  T344]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   22.439833][  T344]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.439835][  T344]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.439844][  T344]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.439847][  T344]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.439854][  T344]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   22.439857][  T344]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.439862][  T344]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.439874][  T344]  ? 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))
[   22.439877][  T344]  ? 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))
[   22.439885][  T344]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.439892][  T344]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.439897][  T344]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.439905][  T344]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   22.439912][  T344]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   22.439919][  T344]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   22.439930][  T344]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   22.439934][  T344]  ? copy_msghdr_from_user (net/socket.c:2650)
[   22.439938][  T344]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   22.439941][  T344]  ? move_addr_to_kernel (net/socket.c:258)
[   22.439955][  T344]  ___sys_sendmsg (net/socket.c:2767)
[   22.439960][  T344]  ? copy_msghdr_from_user (net/socket.c:2619)
[   22.439992][  T344]  __sys_sendmsg (net/socket.c:2799)
[   22.439997][  T344]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   22.440009][  T344]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.440015][  T344]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   22.440018][  T344]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   22.440024][  T344]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.440027][  T344] RIP: 0033:0x7fa2abf8454e
[   22.440032][  T344] 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
[   22.440035][  T344] RSP: 002b:00007ffec1c1f580 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.440038][  T344] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa2abf8454e
[   22.440040][  T344] RDX: 0000000000000000 RSI: 00007ffec1c1f630 RDI: 0000000000000005
[   22.440042][  T344] RBP: 00007ffec1c1f590 R08: 0000000000000000 R09: 0000000000000000
[   22.440043][  T344] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ada
[   22.440045][  T344] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffec1c1fcf0
| [   23.576813][   T39] softirqs last disabled at (97750): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) bridge
| [   23.576830][   T39] Preemption disabled at:
| [   23.576831][   T39] 0x0
| [   23.576845][   T39] Tainted: [W]=WARN
[   23.576846][   T39] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.576849][   T39] Workqueue: events_unbound linkwatch_event
[   23.576853][   T39] Call Trace:
[   23.576856][   T39]  <TASK>
[   23.576859][   T39]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   23.576867][   T39]  __might_resched.cold (kernel/sched/core.c:9234)
[   23.576873][   T39]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   23.576884][   T39]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   23.576897][   T39]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   23.576905][   T39]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.576914][   T39]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.576917][   T39]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.576927][   T39]  put_chars (drivers/char/virtio_console.c:1176)
[   23.576931][   T39]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   23.576937][   T39]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.576948][   T39]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.576954][   T39]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.576966][   T39]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   23.576970][   T39]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   23.576973][   T39]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.576975][   T39]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.576982][   T39]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   23.576983][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.576990][   T39]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.576997][   T39]  console_emit_next_record (kernel/printk/printk.c:3183)
[   23.577005][   T39]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   23.577010][   T39]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   23.577019][   T39]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.577028][   T39]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.577036][   T39]  console_flush_one_record (kernel/printk/printk.c:3268)
[   23.577043][   T39]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   23.577045][   T39]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.577054][   T39]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   23.577058][   T39]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   23.577065][   T39]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.577072][   T39]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   23.577083][   T39]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   23.577089][   T39]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   23.577094][   T39]  vprintk_emit (kernel/printk/printk.c:2479)
[   23.577101][   T39]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   23.577105][   T39]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.577109][   T39]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.577115][   T39]  _printk (kernel/printk/printk.c:2504)
[   23.577120][   T39]  ? snapshot_read.cold (user.c:?)
[   23.577128][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.577137][   T39] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   23.577162][   T39] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   23.577179][   T39] br_stp_enable_port (net/bridge/br_stp_if.c:93) bridge
[   23.577191][   T39] br_port_carrier_check (net/bridge/br_if.c:90) bridge
[   23.577212][   T39] br_device_event (net/bridge/br.c:101) bridge
[   23.577234][   T39]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   23.577238][   T39]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[   23.577249][   T39]  notifier_call_chain (kernel/notifier.c:85)
[   23.577260][   T39]  netif_state_change (net/core/dev.c:1625)
[   23.577272][   T39]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7))
[   23.577286][   T39]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   23.577290][   T39]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   23.577296][   T39]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.577300][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.577307][   T39]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   23.577310][   T39]  ? __linkwatch_run_queue (./include/linux/list.h:577)
[   23.577321][   T39]  process_one_work (kernel/workqueue.c:3387)
[   23.577338][   T39]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   23.577346][   T39]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.577358][   T39]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   23.577370][   T39]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   23.577373][   T39]  kthread (kernel/kthread.c:436)
[   23.577376][   T39]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.577380][   T39]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   23.577384][   T39]  ret_from_fork (arch/x86/kernel/process.c:158)
[   23.577394][   T39]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   23.577403][   T39]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   23.577414][   T39]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   23.577420][   T39]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   24.893643][  T399] softirqs last disabled at (13458): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   24.893646][  T399] Preemption disabled at:
| [   24.893647][  T399] vprintk_emit (kernel/printk/printk.c:2471)
| [   24.893659][  T399] Tainted: [W]=WARN
[   24.893661][  T399] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.893664][  T399] Call Trace:
[   24.893666][  T399]  <TASK>
[   24.893668][  T399]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   24.893675][  T399]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   24.893678][  T399]  __might_resched.cold (kernel/sched/core.c:9234)
[   24.893685][  T399]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   24.893691][  T399]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   24.893698][  T399]  __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))
[   24.893702][  T399]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.893711][  T399]  ? 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)
[   24.893714][  T399]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.893720][  T399]  put_chars (drivers/char/virtio_console.c:1176)
[   24.893722][  T399]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   24.893726][  T399]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   24.893731][  T399]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.893737][  T399]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.893740][  T399]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.893747][  T399]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   24.893751][  T399]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   24.893754][  T399]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.893756][  T399]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.893763][  T399]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   24.893767][  T399]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   24.893778][  T399]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.893782][  T399]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.893789][  T399]  console_emit_next_record (kernel/printk/printk.c:3183)
[   24.893795][  T399]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   24.893798][  T399]  ? 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))
[   24.893803][  T399]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.893807][  T399]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.893814][  T399]  console_flush_one_record (kernel/printk/printk.c:3268)
[   24.893821][  T399]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   24.893824][  T399]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.893834][  T399]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   24.893838][  T399]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   24.893841][  T399]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.893844][  T399]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   24.893851][  T399]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   24.893853][  T399]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   24.893859][  T399]  vprintk_emit (kernel/printk/printk.c:2479)
[   24.893866][  T399]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   24.893869][  T399]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.893874][  T399]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   24.893880][  T399]  _printk (kernel/printk/printk.c:2504)
[   24.893885][  T399]  ? snapshot_read.cold (user.c:?)
[   24.893892][  T399]  ? br_multicast_flood (??:?) bridge
[   24.893909][  T399]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   24.893912][  T399]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   24.893914][  T399]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   24.893922][  T399] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   24.893942][  T399] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   24.893956][  T399] new_nbp (net/bridge/br_if.c:449) bridge
[   24.893972][  T399] br_add_if (net/bridge/br_if.c:592) bridge
[   24.893985][  T399]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   24.893990][  T399]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   24.893995][  T399]  ? __kernel_text_address (kernel/extable.c:79)
[   24.894002][  T399]  do_set_master (net/core/rtnetlink.c:3071)
[   24.894009][  T399]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   24.894015][  T399]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   24.894019][  T399]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   24.894022][  T399]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.894025][  T399]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.894029][  T399]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.894033][  T399]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.894036][  T399]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.894041][  T399]  ? kasan_save_stack (mm/kasan/common.c:58)
[   24.894044][  T399]  ? kasan_save_stack (mm/kasan/common.c:57)
[   24.894047][  T399]  ? kasan_save_track (mm/kasan/common.c:78)
[   24.894052][  T399]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.894054][  T399]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   24.894059][  T399]  ? ___sys_sendmsg (net/socket.c:2757)
[   24.894066][  T399]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.894069][  T399]  ? osq_unlock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1324 kernel/locking/osq_lock.c:218)
[   24.894071][  T399]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   24.894074][  T399]  ? osq_lock (kernel/locking/osq_lock.c:204 (discriminator 2))
[   24.894080][  T399]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.894083][  T399]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   24.894089][  T399]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   24.894095][  T399]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   24.894101][  T399]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   24.894104][  T399]  ? nla_get_range_signed (lib/nlattr.c:270)
[   24.894113][  T399]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   24.894123][  T399]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   24.894133][  T399]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   24.894136][  T399]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.894145][  T399]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.894148][  T399]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.894151][  T399]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   24.894154][  T399]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.894161][  T399]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   24.894164][  T399]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   24.894170][  T399]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.894172][  T399]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.894180][  T399]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.894183][  T399]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.894189][  T399]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   24.894192][  T399]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.894197][  T399]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.894209][  T399]  ? 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))
[   24.894211][  T399]  ? 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))
[   24.894219][  T399]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.894226][  T399]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.894231][  T399]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.894238][  T399]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   24.894245][  T399]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   24.894252][  T399]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   24.894260][  T399]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   24.894264][  T399]  ? copy_msghdr_from_user (net/socket.c:2650)
[   24.894268][  T399]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   24.894270][  T399]  ? move_addr_to_kernel (net/socket.c:258)
[   24.894284][  T399]  ___sys_sendmsg (net/socket.c:2767)
[   24.894289][  T399]  ? copy_msghdr_from_user (net/socket.c:2619)
[   24.894320][  T399]  __sys_sendmsg (net/socket.c:2799)
[   24.894325][  T399]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   24.894336][  T399]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.894343][  T399]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   24.894346][  T399]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   24.894351][  T399]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.894354][  T399] RIP: 0033:0x7f7a748a754e
[   24.894359][  T399] 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
[   24.894361][  T399] RSP: 002b:00007ffcb851c670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.894365][  T399] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7a748a754e
[   24.894367][  T399] RDX: 0000000000000000 RSI: 00007ffcb851c720 RDI: 0000000000000005
[   24.894369][  T399] RBP: 00007ffcb851c680 R08: 0000000000000000 R09: 0000000000000000
[   24.894370][  T399] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917adc
[   24.894372][  T399] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcb851cde0
| [   26.040180][   T38] softirqs last disabled at (112596): br_port_carrier_check (./include/linux/spinlock.h:353 net/bridge/br_if.c:87) bridge
| [   26.040194][   T38] Preemption disabled at:
| [   26.040195][   T38] 0x0
| [   26.040208][   T38] Tainted: [W]=WARN
[   26.040209][   T38] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.040212][   T38] Workqueue: events_unbound linkwatch_event
[   26.040216][   T38] Call Trace:
[   26.040218][   T38]  <TASK>
[   26.040220][   T38]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.040229][   T38]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.040236][   T38]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.040241][   T38]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   26.040249][   T38]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   26.040253][   T38]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.040263][   T38]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.040266][   T38]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.040272][   T38]  put_chars (drivers/char/virtio_console.c:1176)
[   26.040277][   T38]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.040282][   T38]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.040287][   T38]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.040291][   T38]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.040298][   T38]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.040302][   T38]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   26.040305][   T38]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.040307][   T38]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.040315][   T38]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.040318][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.040326][   T38]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.040334][   T38]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.040340][   T38]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.040343][   T38]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   26.040349][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.040353][   T38]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.040360][   T38]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.040368][   T38]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.040371][   T38]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.040381][   T38]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.040386][   T38]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.040389][   T38]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.040393][   T38]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.040400][   T38]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.040402][   T38]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.040408][   T38]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.040415][   T38]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.040420][   T38]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.040424][   T38]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.040431][   T38]  _printk (kernel/printk/printk.c:2504)
[   26.040438][   T38]  ? snapshot_read.cold (user.c:?)
[   26.040448][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.040456][   T38] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   26.040474][   T38] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   26.040489][   T38] br_stp_enable_port (net/bridge/br_stp_if.c:93) bridge
[   26.040502][   T38] br_port_carrier_check (net/bridge/br_if.c:90) bridge
[   26.040518][   T38] br_device_event (net/bridge/br.c:101) bridge
[   26.040533][   T38]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   26.040536][   T38]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[   26.040549][   T38]  notifier_call_chain (kernel/notifier.c:85)
[   26.040559][   T38]  netif_state_change (net/core/dev.c:1625)
[   26.040567][   T38]  ? call_netdevice_notifiers_info (./include/net/net_namespace.h:422 (discriminator 7))
[   26.040576][   T38]  ? linkwatch_do_dev (net/core/link_watch.c:182 net/core/link_watch.c:166)
[   26.040580][   T38]  __linkwatch_run_queue (net/core/link_watch.c:240)
[   26.040585][   T38]  ? linkwatch_do_dev (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.040590][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.040598][   T38]  linkwatch_event (net/core/link_watch.c:314 (discriminator 11))
[   26.040602][   T38]  ? __linkwatch_run_queue (./include/linux/list.h:577)
[   26.040608][   T38]  process_one_work (kernel/workqueue.c:3387)
[   26.040621][   T38]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   26.040626][   T38]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.040641][   T38]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   26.040655][   T38]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   26.040658][   T38]  kthread (kernel/kthread.c:436)
[   26.040662][   T38]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.040667][   T38]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   26.040672][   T38]  ret_from_fork (arch/x86/kernel/process.c:158)
[   26.040678][   T38]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   26.040684][   T38]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   26.040689][   T38]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   26.040694][   T38]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   35.324072][    C1] softirqs last disabled at (844153): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   35.324075][    C1] Preemption disabled at:
| [   35.324076][    C1] 0x0
| [   35.324095][    C1] Tainted: [W]=WARN
[   35.324097][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.324099][    C1] Call Trace:
[   35.324102][    C1]  <IRQ>
[   35.324105][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   35.324112][    C1]  __might_resched.cold (kernel/sched/core.c:9234)
[   35.324117][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   35.324121][    C1]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   35.324125][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.324130][    C1]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   35.324134][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   35.324140][    C1]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.324147][    C1]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.324153][    C1]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.324157][    C1]  put_chars (drivers/char/virtio_console.c:1176)
[   35.324165][    C1]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   35.324168][    C1]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   35.324173][    C1]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   35.324178][    C1]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   35.324180][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.324182][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.324186][    C1]  console_emit_next_record (kernel/printk/printk.c:3183)
[   35.324189][    C1]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   35.324192][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.324194][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.324197][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.324200][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   35.324202][    C1]  console_flush_one_record (kernel/printk/printk.c:3268)
[   35.324209][    C1]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   35.324216][    C1]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   35.324222][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.324224][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   35.324230][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.324233][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   35.324236][    C1]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   35.324239][    C1]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   35.324242][    C1]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   35.324245][    C1]  vprintk_emit (kernel/printk/printk.c:2479)
[   35.324249][    C1]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   35.324252][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   35.324270][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   35.324272][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   35.324287][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   35.324303][    C1]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   35.324311][    C1]  _printk (kernel/printk/printk.c:2504)
[   35.324316][    C1]  ? snapshot_read.cold (user.c:?)
[   35.324318][    C1]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   35.324324][    C1]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.324327][    C1]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   35.324330][    C1]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   35.324334][    C1]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   35.324338][    C1]  mark_lock (kernel/locking/lockdep.c:4769)
[   35.324341][    C1]  mark_usage (kernel/locking/lockdep.c:4658)
[   35.324344][    C1]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   35.324347][    C1]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.324350][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   35.324363][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.324366][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.324373][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   35.324390][    C1]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   35.324397][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   35.324409][    C1] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   35.324421][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   35.324432][    C1]  call_timer_fn (kernel/time/timer.c:1748)
[   35.324436][    C1]  ? detach_if_pending (./include/linux/list.h:1159)
[   35.324438][    C1]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   35.324442][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.324449][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.324453][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.324459][    C1]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   35.324464][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   35.324481][    C1]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   35.324484][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.324489][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   35.324493][    C1]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   35.324496][    C1]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   35.324499][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   35.324502][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.324504][    C1]  handle_softirqs (kernel/softirq.c:645)
[   35.324512][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.324515][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   35.324522][    C1]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   35.324526][    C1]  irq_exit_rcu (kernel/softirq.c:784)
[   35.324531][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   35.324537][    C1]  </IRQ>
[   35.324538][    C1]  <TASK>
[   35.324539][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   35.324542][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   35.324545][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   35.324549][    C1] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   35.324551][    C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282
[   35.324556][    C1] RAX: 00000000000ce177 RBX: ff11000001bea380 RCX: ffffffffa4cf0307
[   35.324558][    C1] RDX: ff11000001bea380 RSI: ffffffffa7a38af6 RDI: ffffffffa748d8e0
[   35.324559][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   35.324561][    C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3
[   35.324562][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   35.324565][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   35.324570][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   35.324572][    C1]  default_idle_call (kernel/sched/idle.c:122)
[   35.324575][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   35.324577][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[   35.324580][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   35.324583][    C1]  ? do_idle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 kernel/sched/idle.c:283)
[   35.324585][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.324592][    C1]  do_idle (kernel/sched/idle.c:355)
[   35.324595][    C1]  cpu_startup_entry (kernel/sched/idle.c:454)
[   35.324601][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   35.324605][    C1]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   35.324610][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   35.442667][    C1]
| [   35.442901][    C1]
| [   35.442901][    C1] stack backtrace:
| [   35.443266][    C1] Tainted: [W]=WARN
[   35.443267][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.443270][    C1] Call Trace:
[   35.443272][    C1]  <IRQ>
[   35.443275][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   35.443281][    C1]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   35.443285][    C1]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   35.443292][    C1]  mark_lock (kernel/locking/lockdep.c:4769)
[   35.443299][    C1]  mark_usage (kernel/locking/lockdep.c:4658)
[   35.443303][    C1]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   35.443309][    C1]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.443313][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   35.443334][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.443338][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.443341][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   35.443356][    C1]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   35.443362][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   35.443385][    C1] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   35.443403][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   35.443416][    C1]  call_timer_fn (kernel/time/timer.c:1748)
[   35.443419][    C1]  ? detach_if_pending (./include/linux/list.h:1159)
[   35.443422][    C1]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   35.443426][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.443430][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.443434][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.443440][    C1]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   35.443444][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   35.443468][    C1]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   35.443471][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.443475][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   35.443479][    C1]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   35.443483][    C1]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   35.443485][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   35.443488][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.443491][    C1]  handle_softirqs (kernel/softirq.c:645)
[   35.443494][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.443497][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   35.443504][    C1]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   35.443507][    C1]  irq_exit_rcu (kernel/softirq.c:784)
[   35.443512][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   35.443517][    C1]  </IRQ>
[   35.443518][    C1]  <TASK>
[   35.443519][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   35.443526][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   35.443530][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   35.443534][    C1] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   35.443537][    C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282
[   35.443540][    C1] RAX: 00000000000ce177 RBX: ff11000001bea380 RCX: ffffffffa4cf0307
[   35.443542][    C1] RDX: ff11000001bea380 RSI: ffffffffa7a38af6 RDI: ffffffffa748d8e0
[   35.443544][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   35.443546][    C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3
[   35.443547][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   35.443549][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   35.443553][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   35.443560][    C1]  default_idle_call (kernel/sched/idle.c:122)
[   35.443563][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   35.443568][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[   35.443573][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   35.443575][    C1]  ? do_idle (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 kernel/sched/idle.c:283)
[   35.443582][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.443585][    C1]  do_idle (kernel/sched/idle.c:355)
[   35.443588][    C1]  cpu_startup_entry (kernel/sched/idle.c:454)
[   35.443590][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   35.443593][    C1]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   35.443596][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   39.701570][  T538] softirqs last disabled at (0): 0x0
| [   39.701573][  T538] Preemption disabled at:
| [   39.701574][  T538] vprintk_emit (kernel/printk/printk.c:2471)
| [   39.701588][  T538] Tainted: [W]=WARN
[   39.701589][  T538] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.701592][  T538] Call Trace:
[   39.701594][  T538]  <TASK>
[   39.701595][  T538]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   39.701601][  T538]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   39.701604][  T538]  __might_resched.cold (kernel/sched/core.c:9234)
[   39.701609][  T538]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   39.701614][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.701619][  T538]  __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))
[   39.701624][  T538]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   39.701627][  T538]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.701632][  T538]  ? 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)
[   39.701635][  T538]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.701638][  T538]  put_chars (drivers/char/virtio_console.c:1176)
[   39.701641][  T538]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   39.701643][  T538]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   39.701647][  T538]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   39.701650][  T538]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   39.701655][  T538]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   39.701657][  T538]  ? 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)
[   39.701661][  T538]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   39.701665][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.701667][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.701670][  T538]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.701674][  T538]  console_emit_next_record (kernel/printk/printk.c:3183)
[   39.701677][  T538]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   39.701680][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.701683][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.701685][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.701688][  T538]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.701691][  T538]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   39.701694][  T538]  console_flush_one_record (kernel/printk/printk.c:3268)
[   39.701698][  T538]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   39.701702][  T538]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   39.701704][  T538]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.701707][  T538]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   39.701709][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.701712][  T538]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   39.701714][  T538]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   39.701717][  T538]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   39.701720][  T538]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   39.701723][  T538]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   39.701726][  T538]  vprintk_emit (kernel/printk/printk.c:2479)
[   39.701730][  T538]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   39.701734][  T538]  ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc
[   39.701738][  T538]  _printk (kernel/printk/printk.c:2504)
[   39.701742][  T538]  ? snapshot_read.cold (user.c:?)
[   39.701747][  T538]  ? 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)
[   39.701750][  T538] gact_init_module (net/sched/act_gact.c:180) act_gact
[   39.701753][  T538]  do_one_initcall (init/main.c:1357)
[   39.701756][  T538]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   39.701760][  T538]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   39.701764][  T538]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   39.701768][  T538]  do_init_module (kernel/module/main.c:3117)
[   39.701772][  T538]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   39.701775][  T538]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   39.701779][  T538]  load_module (kernel/module/main.c:3593)
[   39.701784][  T538]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   39.701788][  T538]  ? __ia32_sys_fsconfig (??:?)
[   39.701791][  T538]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   39.701796][  T538]  ? backing_file_read_iter (fs/backing-file.c:211)
[   39.701800][  T538]  init_module_from_file (kernel/module/main.c:3790)
[   39.701804][  T538]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   39.701807][  T538]  ? ovl_mmap (fs/overlayfs/file.c:477)
[   39.701811][  T538]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   39.701814][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.701817][  T538]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   39.701819][  T538]  ? 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)
[   39.701822][  T538]  idempotent_init_module (kernel/module/main.c:3802)
[   39.701825][  T538]  ? init_module_from_file (kernel/module/main.c:3791)
[   39.701830][  T538]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.701833][  T538]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   39.701838][  T538]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   39.701841][  T538]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   39.701845][  T538]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   39.701848][  T538]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   39.701852][  T538]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.701855][  T538] RIP: 0033:0x7ff63d6bd37d
[   39.701858][  T538] 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
[   39.701860][  T538] RSP: 002b:00007ffcb6fb86e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   39.701908][  T538] RAX: ffffffffffffffda RBX: 0000556c73089810 RCX: 00007ff63d6bd37d
[   39.701910][  T538] RDX: 0000000000000000 RSI: 0000556c5016cffd RDI: 0000000000000000
[   39.701911][  T538] RBP: 00007ffcb6fb8780 R08: 0000000000000000 R09: 0000000000000000
[   39.701913][  T538] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556c5016cffd
[   39.701914][  T538] R13: 0000556c73089960 R14: 0000000000040000 R15: 0000000000000000
| [   63.630304][ T1778] softirqs last disabled at (0): 0x0
| [   63.630307][ T1778] Preemption disabled at:
| [   63.630308][ T1778] dev_uc_add_excl (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:796 (discriminator 2))
| [   63.630323][ T1778] Tainted: [W]=WARN
[   63.630324][ T1778] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   63.630326][ T1778] Call Trace:
[   63.630328][ T1778]  <TASK>
[   63.630330][ T1778]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   63.630337][ T1778]  ? dev_uc_add_excl (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:796 (discriminator 2))
[   63.630339][ T1778]  __might_resched.cold (kernel/sched/core.c:9234)
[   63.630344][ T1778]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   63.630349][ T1778]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.630354][ T1778]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   63.630358][ T1778]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   63.630362][ T1778]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   63.630367][ T1778]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   63.630369][ T1778]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   63.630372][ T1778]  put_chars (drivers/char/virtio_console.c:1176)
[   63.630375][ T1778]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   63.630377][ T1778]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   63.630381][ T1778]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   63.630385][ T1778]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   63.630390][ T1778]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   63.630392][ T1778]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   63.630394][ T1778]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.630397][ T1778]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.630400][ T1778]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.630403][ T1778]  console_emit_next_record (kernel/printk/printk.c:3183)
[   63.630407][ T1778]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   63.630410][ T1778]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.630412][ T1778]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.630415][ T1778]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.630417][ T1778]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.630420][ T1778]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   63.630423][ T1778]  console_flush_one_record (kernel/printk/printk.c:3268)
[   63.630426][ T1778]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   63.630431][ T1778]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   63.630433][ T1778]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.630436][ T1778]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   63.630438][ T1778]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.630441][ T1778]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   63.630443][ T1778]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   63.630445][ T1778]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   63.630448][ T1778]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   63.630451][ T1778]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   63.630454][ T1778]  vprintk_emit (kernel/printk/printk.c:2479)
[   63.630458][ T1778]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   63.630462][ T1778]  _printk (kernel/printk/printk.c:2504)
[   63.630466][ T1778]  ? snapshot_read.cold (user.c:?)
[   63.630470][ T1778]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   63.630474][ T1778]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   63.630477][ T1778]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   63.630479][ T1778]  ? netdev_notice (net/core/dev.c:13194)
[   63.630482][ T1778]  ? kasan_save_track (mm/kasan/common.c:78)
[   63.630486][ T1778]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   63.630489][ T1778]  ? __hw_addr_add_ex (./include/linux/slab.h:991 (discriminator 1) net/core/dev_addr_lists.c:62 (discriminator 1) net/core/dev_addr_lists.c:120 (discriminator 1))
[   63.630492][ T1778]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   63.630496][ T1778]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   63.630500][ T1778]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[   63.630504][ T1778]  dev_uc_add_excl (net/core/dev_addr_lists.c:801)
[   63.630506][ T1778]  ndo_dflt_fdb_add (net/core/rtnetlink.c:4740)
[   63.630510][ T1778]  ? __nla_parse (lib/nlattr.c:732)
[   63.630514][ T1778]  rtnl_fdb_add (net/core/rtnetlink.c:4845)
[   63.630516][ T1778]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.630519][ T1778]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[   63.630521][ T1778]  ? rtnl_fdb_del (net/core/rtnetlink.c:4918 (discriminator 2))
[   63.630523][ T1778]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.630525][ T1778]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   63.630530][ T1778]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   63.630533][ T1778]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.630536][ T1778]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.630538][ T1778]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   63.630543][ T1778]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.630546][ T1778]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[   63.630549][ T1778]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.630551][ T1778]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   63.630554][ T1778]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   63.630559][ T1778]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   63.630562][ T1778]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   63.630564][ T1778]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   63.630567][ T1778]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   63.630569][ T1778]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   63.630573][ T1778]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.630576][ T1778]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   63.630579][ T1778]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   63.630582][ T1778]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   63.630584][ T1778]  ? next_uptodate_folio (mm/filemap.c:3747)
[   63.630588][ T1778]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.630591][ T1778]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.630593][ T1778]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.630597][ T1778]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   63.630600][ T1778]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   63.630603][ T1778]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.630605][ T1778]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   63.630608][ T1778]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   63.630612][ T1778]  ? copy_msghdr_from_user (net/socket.c:2650)
[   63.630615][ T1778]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   63.630617][ T1778]  ? move_addr_to_kernel (net/socket.c:258)
[   63.630621][ T1778]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   63.630624][ T1778]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   63.630627][ T1778]  ___sys_sendmsg (net/socket.c:2767)
[   63.630630][ T1778]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   63.630633][ T1778]  ? copy_msghdr_from_user (net/socket.c:2619)
[   63.630636][ T1778]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   63.630644][ T1778]  __sys_sendmsg (net/socket.c:2799)
[   63.630647][ T1778]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   63.630651][ T1778]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.630653][ T1778]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   63.630657][ T1778]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   63.630661][ T1778]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   63.630665][ T1778]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   63.630668][ T1778] RIP: 0033:0x7f592a5c454e
[   63.630671][ T1778] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   63.630673][ T1778] RSP: 002b:00007ffc25a3b370 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   63.630678][ T1778] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f592a5c454e
[   63.630680][ T1778] RDX: 0000000000000000 RSI: 00007ffc25a3b420 RDI: 0000000000000005
[   63.630681][ T1778] RBP: 00007ffc25a3b380 R08: 0000000000000000 R09: 0000000000000000
[   63.630683][ T1778] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917b04
[   63.630684][ T1778] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [   81.504740][ T2705] softirqs last disabled at (0): 0x0
| [   81.504742][ T2705] Preemption disabled at:
| [   81.504743][ T2705] dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
| [   81.504757][ T2705] Tainted: [W]=WARN
[   81.504759][ T2705] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   81.504761][ T2705] Call Trace:
[   81.504763][ T2705]  <TASK>
[   81.504765][ T2705]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   81.504771][ T2705]  ? dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
[   81.504773][ T2705]  __might_resched.cold (kernel/sched/core.c:9234)
[   81.504778][ T2705]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   81.504783][ T2705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.504788][ T2705]  __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))
[   81.504792][ T2705]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   81.504796][ T2705]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   81.504801][ T2705]  ? 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)
[   81.504804][ T2705]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   81.504807][ T2705]  put_chars (drivers/char/virtio_console.c:1176)
[   81.504810][ T2705]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   81.504812][ T2705]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   81.504817][ T2705]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   81.504822][ T2705]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   81.504824][ T2705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.504827][ T2705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.504829][ T2705]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   81.504833][ T2705]  console_emit_next_record (kernel/printk/printk.c:3183)
[   81.504836][ T2705]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   81.504839][ T2705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.504842][ T2705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.504844][ T2705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.504847][ T2705]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   81.504850][ T2705]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   81.504852][ T2705]  console_flush_one_record (kernel/printk/printk.c:3268)
[   81.504856][ T2705]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   81.504860][ T2705]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   81.504863][ T2705]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   81.504865][ T2705]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   81.504868][ T2705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.504870][ T2705]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   81.504872][ T2705]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   81.504875][ T2705]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   81.504878][ T2705]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   81.504880][ T2705]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   81.504883][ T2705]  vprintk_emit (kernel/printk/printk.c:2479)
[   81.504887][ T2705]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   81.504889][ T2705]  ? kvfree_call_rcu (mm/slab_common.c:2050)
[   81.504893][ T2705]  ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842)
[   81.504895][ T2705]  ? rtnl_fdb_del (net/core/rtnetlink.c:4973)
[   81.504898][ T2705]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[   81.504900][ T2705]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   81.504904][ T2705]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   81.504906][ T2705]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   81.504909][ T2705]  _printk (kernel/printk/printk.c:2504)
[   81.504913][ T2705]  ? snapshot_read.cold (user.c:?)
[   81.504916][ T2705]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   81.504920][ T2705]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   81.504923][ T2705]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   81.504928][ T2705]  ? netdev_notice (net/core/dev.c:13194)
[   81.504931][ T2705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.504934][ T2705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.504937][ T2705]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   81.504940][ T2705]  ? 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)
[   81.504943][ T2705]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   81.504945][ T2705]  ? 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)
[   81.504949][ T2705]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   81.504953][ T2705]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[   81.504958][ T2705]  dev_uc_del (net/core/dev_addr_lists.c:845)
[   81.504960][ T2705]  rtnl_fdb_del (net/core/rtnetlink.c:4973)
[   81.504963][ T2705]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   81.504966][ T2705]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[   81.504968][ T2705]  ? rtnl_fdb_notify (net/core/rtnetlink.c:992)
[   81.504969][ T2705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.504972][ T2705]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   81.504977][ T2705]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   81.504980][ T2705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.504983][ T2705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.504985][ T2705]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   81.504990][ T2705]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   81.504993][ T2705]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[   81.504996][ T2705]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   81.504998][ T2705]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   81.505001][ T2705]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   81.505007][ T2705]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   81.505009][ T2705]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   81.505012][ T2705]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   81.505014][ T2705]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   81.505016][ T2705]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   81.505020][ T2705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.505023][ T2705]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   81.505026][ T2705]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   81.505029][ T2705]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   81.505032][ T2705]  ? next_uptodate_folio (mm/filemap.c:3747)
[   81.505036][ T2705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.505038][ T2705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.505040][ T2705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.505044][ T2705]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   81.505047][ T2705]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   81.505050][ T2705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.505053][ T2705]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   81.505055][ T2705]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   81.505059][ T2705]  ? copy_msghdr_from_user (net/socket.c:2650)
[   81.505062][ T2705]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   81.505064][ T2705]  ? move_addr_to_kernel (net/socket.c:258)
[   81.505068][ T2705]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   81.505071][ T2705]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   81.505074][ T2705]  ___sys_sendmsg (net/socket.c:2767)
[   81.505077][ T2705]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   81.505080][ T2705]  ? copy_msghdr_from_user (net/socket.c:2619)
[   81.505082][ T2705]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   81.505090][ T2705]  __sys_sendmsg (net/socket.c:2799)
[   81.505093][ T2705]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   81.505097][ T2705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.505100][ T2705]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   81.505103][ T2705]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   81.505107][ T2705]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   81.505110][ T2705]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   81.505113][ T2705] RIP: 0033:0x7f148b1a954e
[   81.505115][ T2705] 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
[   81.505118][ T2705] RSP: 002b:00007fffd4fd77a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   81.505128][ T2705] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f148b1a954e
[   81.505130][ T2705] RDX: 0000000000000000 RSI: 00007fffd4fd7850 RDI: 0000000000000005
[   81.505132][ T2705] RBP: 00007fffd4fd77b0 R08: 0000000000000000 R09: 0000000000000000
[   81.505134][ T2705] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917b16
[   81.505135][ T2705] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  100.019636][ T3638] softirqs last disabled at (0): 0x0
| [  100.019639][ T3638] Preemption disabled at:
| [  100.019640][ T3638] dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
| [  100.019654][ T3638] Tainted: [W]=WARN
[  100.019656][ T3638] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  100.019659][ T3638] Call Trace:
[  100.019661][ T3638]  <TASK>
[  100.019662][ T3638]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  100.019669][ T3638]  ? dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
[  100.019672][ T3638]  __might_resched.cold (kernel/sched/core.c:9234)
[  100.019677][ T3638]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  100.019682][ T3638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.019687][ T3638]  __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))
[  100.019692][ T3638]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  100.019696][ T3638]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  100.019701][ T3638]  ? 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)
[  100.019703][ T3638]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  100.019707][ T3638]  put_chars (drivers/char/virtio_console.c:1176)
[  100.019710][ T3638]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  100.019713][ T3638]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  100.019717][ T3638]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  100.019722][ T3638]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  100.019725][ T3638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.019728][ T3638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.019730][ T3638]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  100.019734][ T3638]  console_emit_next_record (kernel/printk/printk.c:3183)
[  100.019738][ T3638]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  100.019741][ T3638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.019744][ T3638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.019746][ T3638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.019749][ T3638]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  100.019752][ T3638]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  100.019755][ T3638]  console_flush_one_record (kernel/printk/printk.c:3268)
[  100.019759][ T3638]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  100.019763][ T3638]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  100.019766][ T3638]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  100.019768][ T3638]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  100.019771][ T3638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.019773][ T3638]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  100.019776][ T3638]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  100.019778][ T3638]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  100.019782][ T3638]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  100.019784][ T3638]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  100.019788][ T3638]  vprintk_emit (kernel/printk/printk.c:2479)
[  100.019791][ T3638]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  100.019794][ T3638]  ? kvfree_call_rcu (mm/slab_common.c:2050)
[  100.019798][ T3638]  ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842)
[  100.019800][ T3638]  ? rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  100.019803][ T3638]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  100.019805][ T3638]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  100.019809][ T3638]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  100.019811][ T3638]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  100.019814][ T3638]  _printk (kernel/printk/printk.c:2504)
[  100.019818][ T3638]  ? snapshot_read.cold (user.c:?)
[  100.019822][ T3638]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  100.019826][ T3638]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  100.019829][ T3638]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  100.019832][ T3638]  ? netdev_notice (net/core/dev.c:13194)
[  100.019835][ T3638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.019838][ T3638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.019840][ T3638]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  100.019844][ T3638]  ? 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)
[  100.019846][ T3638]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  100.019849][ T3638]  ? 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)
[  100.019853][ T3638]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  100.019857][ T3638]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  100.019861][ T3638]  dev_uc_del (net/core/dev_addr_lists.c:845)
[  100.019864][ T3638]  rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  100.019866][ T3638]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  100.019869][ T3638]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  100.019872][ T3638]  ? rtnl_fdb_notify (net/core/rtnetlink.c:992)
[  100.019874][ T3638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.019876][ T3638]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  100.019881][ T3638]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  100.019885][ T3638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.019888][ T3638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.019890][ T3638]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  100.019895][ T3638]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  100.019898][ T3638]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  100.019901][ T3638]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  100.019903][ T3638]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  100.019907][ T3638]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  100.019913][ T3638]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  100.019915][ T3638]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  100.019918][ T3638]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  100.019920][ T3638]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  100.019922][ T3638]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  100.019929][ T3638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.019932][ T3638]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  100.019936][ T3638]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  100.019939][ T3638]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  100.019941][ T3638]  ? next_uptodate_folio (mm/filemap.c:3747)
[  100.019945][ T3638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.019948][ T3638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.019951][ T3638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.019954][ T3638]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  100.019957][ T3638]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  100.019961][ T3638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.019964][ T3638]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  100.019967][ T3638]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  100.019971][ T3638]  ? copy_msghdr_from_user (net/socket.c:2650)
[  100.019973][ T3638]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  100.019976][ T3638]  ? move_addr_to_kernel (net/socket.c:258)
[  100.019979][ T3638]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  100.019983][ T3638]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  100.019987][ T3638]  ___sys_sendmsg (net/socket.c:2767)
[  100.019989][ T3638]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  100.019993][ T3638]  ? copy_msghdr_from_user (net/socket.c:2619)
[  100.019996][ T3638]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  100.020004][ T3638]  __sys_sendmsg (net/socket.c:2799)
[  100.020007][ T3638]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  100.020012][ T3638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.020015][ T3638]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  100.020018][ T3638]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  100.020022][ T3638]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  100.020025][ T3638]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  100.020028][ T3638] RIP: 0033:0x7eff2298b54e
[  100.020030][ T3638] 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
[  100.020033][ T3638] RSP: 002b:00007ffdcfc7f520 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  100.020038][ T3638] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007eff2298b54e
[  100.020040][ T3638] RDX: 0000000000000000 RSI: 00007ffdcfc7f5d0 RDI: 0000000000000005
[  100.020041][ T3638] RBP: 00007ffdcfc7f530 R08: 0000000000000000 R09: 0000000000000000
[  100.020043][ T3638] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917b28
[  100.020044][ T3638] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  105.533927][ T3662] softirqs last disabled at (0): 0x0
| [  105.533929][ T3662] Preemption disabled at:
| [  105.533930][ T3662] vprintk_emit (kernel/printk/printk.c:2471)
| [  105.533945][ T3662] Tainted: [W]=WARN
[  105.533946][ T3662] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  105.533949][ T3662] Call Trace:
[  105.533951][ T3662]  <TASK>
[  105.533952][ T3662]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  105.533959][ T3662]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  105.533962][ T3662]  __might_resched.cold (kernel/sched/core.c:9234)
[  105.533966][ T3662]  ? __module_address (kernel/module/main.c:3915)
[  105.533970][ T3662]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  105.533974][ T3662]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  105.533977][ T3662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.533982][ T3662]  __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))
[  105.533986][ T3662]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  105.533990][ T3662]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  105.533995][ T3662]  ? 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)
[  105.533998][ T3662]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  105.534000][ T3662]  put_chars (drivers/char/virtio_console.c:1176)
[  105.534003][ T3662]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  105.534005][ T3662]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  105.534008][ T3662]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  105.534012][ T3662]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  105.534017][ T3662]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  105.534019][ T3662]  ? 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)
[  105.534021][ T3662]  ? vsnprintf (lib/vsprintf.c:2900)
[  105.534026][ T3662]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  105.534028][ T3662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.534031][ T3662]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  105.534034][ T3662]  console_emit_next_record (kernel/printk/printk.c:3183)
[  105.534038][ T3662]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  105.534041][ T3662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.534043][ T3662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.534046][ T3662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.534048][ T3662]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  105.534051][ T3662]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  105.534054][ T3662]  console_flush_one_record (kernel/printk/printk.c:3268)
[  105.534058][ T3662]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  105.534062][ T3662]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  105.534064][ T3662]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  105.534067][ T3662]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  105.534069][ T3662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.534072][ T3662]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  105.534074][ T3662]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  105.534076][ T3662]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  105.534079][ T3662]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  105.534082][ T3662]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  105.534085][ T3662]  vprintk_emit (kernel/printk/printk.c:2479)
[  105.534089][ T3662]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  105.534092][ T3662]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  105.534095][ T3662]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  105.534097][ T3662]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  105.534100][ T3662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.534103][ T3662]  _printk (kernel/printk/printk.c:2504)
[  105.534107][ T3662]  ? snapshot_read.cold (user.c:?)
[  105.534111][ T3662]  ? br_multicast_flood (??:?) bridge
[  105.534128][ T3662]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  105.534132][ T3662]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  105.534133][ T3662]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  105.534137][ T3662] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  105.534151][ T3662] br_init_port (net/bridge/br_stp_if.c:39) bridge
[  105.534164][ T3662] new_nbp (net/bridge/br_if.c:449) bridge
[  105.534178][ T3662] br_add_if (net/bridge/br_if.c:592) bridge
[  105.534189][ T3662]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[  105.534193][ T3662]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  105.534196][ T3662]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  105.534199][ T3662]  ? __kernel_text_address (kernel/extable.c:79)
[  105.534202][ T3662]  do_set_master (net/core/rtnetlink.c:3071)
[  105.534207][ T3662]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  105.534209][ T3662]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  105.534212][ T3662]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  105.534214][ T3662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.534216][ T3662]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  105.534221][ T3662]  ? kasan_save_stack (mm/kasan/common.c:58)
[  105.534225][ T3662]  ? kasan_save_stack (mm/kasan/common.c:57)
[  105.534227][ T3662]  ? kasan_save_track (mm/kasan/common.c:78)
[  105.534229][ T3662]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  105.534232][ T3662]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  105.534234][ T3662]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  105.534236][ T3662]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  105.534238][ T3662]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  105.534241][ T3662]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  105.534244][ T3662]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  105.534246][ T3662]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  105.534249][ T3662]  ? ___sys_sendmsg (net/socket.c:2767)
[  105.534252][ T3662]  ? __sys_sendmsg (net/socket.c:2799)
[  105.534254][ T3662]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  105.534257][ T3662]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  105.534261][ T3662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.534263][ T3662]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  105.534266][ T3662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.534273][ T3662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.534276][ T3662]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  105.534280][ T3662]  ? __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)
[  105.534282][ T3662]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  105.534285][ T3662]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  105.534288][ T3662]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  105.534290][ T3662]  ? nla_get_range_signed (lib/nlattr.c:270)
[  105.534293][ T3662]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  105.534297][ T3662]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  105.534300][ T3662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.534303][ T3662]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  105.534305][ T3662]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  105.534307][ T3662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.534310][ T3662]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  105.534313][ T3662]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  105.534315][ T3662]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  105.534318][ T3662]  ? __kernel_text_address (kernel/extable.c:79)
[  105.534320][ T3662]  ? write_profile (profile.c:?)
[  105.534322][ T3662]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  105.534325][ T3662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.534328][ T3662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.534330][ T3662]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  105.534335][ T3662]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  105.534337][ T3662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.534340][ T3662]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  105.534342][ T3662]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  105.534345][ T3662]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  105.534347][ T3662]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  105.534349][ T3662]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  105.534353][ T3662]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  105.534356][ T3662]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  105.534358][ T3662]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  105.534361][ T3662]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  105.534363][ T3662]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  105.534367][ T3662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.534370][ T3662]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  105.534373][ T3662]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  105.534376][ T3662]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  105.534378][ T3662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.534381][ T3662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.534384][ T3662]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  105.534386][ T3662]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  105.534390][ T3662]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  105.534393][ T3662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.534395][ T3662]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  105.534398][ T3662]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  105.534401][ T3662]  ? copy_msghdr_from_user (net/socket.c:2650)
[  105.534403][ T3662]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  105.534406][ T3662]  ? move_addr_to_kernel (net/socket.c:258)
[  105.534408][ T3662]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  105.534413][ T3662]  ___sys_sendmsg (net/socket.c:2767)
[  105.534415][ T3662]  ? copy_msghdr_from_user (net/socket.c:2619)
[  105.534424][ T3662]  __sys_sendmsg (net/socket.c:2799)
[  105.534426][ T3662]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  105.534431][ T3662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.534434][ T3662]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  105.534436][ T3662]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  105.534439][ T3662]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  105.534442][ T3662] RIP: 0033:0x7fb5e14b454e
[  105.534445][ T3662] 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
[  105.534447][ T3662] RSP: 002b:00007ffdf4f6f070 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  105.534452][ T3662] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb5e14b454e
[  105.534454][ T3662] RDX: 0000000000000000 RSI: 00007ffdf4f6f120 RDI: 0000000000000005
[  105.534455][ T3662] RBP: 00007ffdf4f6f080 R08: 0000000000000000 R09: 0000000000000000
[  105.534457][ T3662] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917b2d
[  105.534458][ T3662] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdf4f6f7e0
| [  141.985193][ T4960] softirqs last disabled at (0): 0x0
| [  141.985196][ T4960] Preemption disabled at:
| [  141.985197][ T4960] dev_uc_add_excl (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:796 (discriminator 2))
| [  141.985212][ T4960] Tainted: [W]=WARN
[  141.985214][ T4960] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  141.985216][ T4960] Call Trace:
[  141.985218][ T4960]  <TASK>
[  141.985220][ T4960]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  141.985227][ T4960]  ? dev_uc_add_excl (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:796 (discriminator 2))
[  141.985229][ T4960]  __might_resched.cold (kernel/sched/core.c:9234)
[  141.985234][ T4960]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  141.985239][ T4960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.985244][ T4960]  __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))
[  141.985249][ T4960]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  141.985253][ T4960]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  141.985258][ T4960]  ? 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)
[  141.985260][ T4960]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  141.985263][ T4960]  put_chars (drivers/char/virtio_console.c:1176)
[  141.985266][ T4960]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  141.985269][ T4960]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  141.985273][ T4960]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  141.985277][ T4960]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  141.985282][ T4960]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  141.985284][ T4960]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  141.985287][ T4960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.985289][ T4960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.985292][ T4960]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  141.985296][ T4960]  console_emit_next_record (kernel/printk/printk.c:3183)
[  141.985300][ T4960]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  141.985303][ T4960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.985305][ T4960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.985308][ T4960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.985311][ T4960]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  141.985314][ T4960]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  141.985317][ T4960]  console_flush_one_record (kernel/printk/printk.c:3268)
[  141.985320][ T4960]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  141.985325][ T4960]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  141.985327][ T4960]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  141.985330][ T4960]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  141.985333][ T4960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.985335][ T4960]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  141.985338][ T4960]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  141.985340][ T4960]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  141.985343][ T4960]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  141.985346][ T4960]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  141.985350][ T4960]  vprintk_emit (kernel/printk/printk.c:2479)
[  141.985353][ T4960]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  141.985358][ T4960]  _printk (kernel/printk/printk.c:2504)
[  141.985362][ T4960]  ? snapshot_read.cold (user.c:?)
[  141.985366][ T4960]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  141.985370][ T4960]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  141.985373][ T4960]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  141.985376][ T4960]  ? netdev_notice (net/core/dev.c:13194)
[  141.985378][ T4960]  ? kasan_save_track (mm/kasan/common.c:78)
[  141.985383][ T4960]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  141.985386][ T4960]  ? __hw_addr_add_ex (./include/linux/slab.h:991 (discriminator 1) net/core/dev_addr_lists.c:62 (discriminator 1) net/core/dev_addr_lists.c:120 (discriminator 1))
[  141.985388][ T4960]  ? 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)
[  141.985393][ T4960]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  141.985397][ T4960]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  141.985401][ T4960]  dev_uc_add_excl (net/core/dev_addr_lists.c:801)
[  141.985404][ T4960]  ndo_dflt_fdb_add (net/core/rtnetlink.c:4740)
[  141.985408][ T4960]  ? __nla_parse (lib/nlattr.c:732)
[  141.985412][ T4960]  rtnl_fdb_add (net/core/rtnetlink.c:4845)
[  141.985414][ T4960]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  141.985417][ T4960]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  141.985420][ T4960]  ? rtnl_fdb_del (net/core/rtnetlink.c:4918 (discriminator 2))
[  141.985422][ T4960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.985424][ T4960]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  141.985429][ T4960]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  141.985433][ T4960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.985436][ T4960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.985438][ T4960]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  141.985442][ T4960]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  141.985446][ T4960]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  141.985449][ T4960]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  141.985451][ T4960]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  141.985455][ T4960]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  141.985459][ T4960]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  141.985463][ T4960]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  141.985466][ T4960]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  141.985468][ T4960]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  141.985471][ T4960]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  141.985475][ T4960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.985478][ T4960]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  141.985481][ T4960]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  141.985492][ T4960]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  141.985495][ T4960]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  141.985499][ T4960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.985502][ T4960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.985504][ T4960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.985507][ T4960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.985510][ T4960]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  141.985514][ T4960]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  141.985517][ T4960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.985520][ T4960]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  141.985523][ T4960]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  141.985527][ T4960]  ? copy_msghdr_from_user (net/socket.c:2650)
[  141.985530][ T4960]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  141.985532][ T4960]  ? move_addr_to_kernel (net/socket.c:258)
[  141.985536][ T4960]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  141.985540][ T4960]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  141.985544][ T4960]  ___sys_sendmsg (net/socket.c:2767)
[  141.985546][ T4960]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  141.985550][ T4960]  ? copy_msghdr_from_user (net/socket.c:2619)
[  141.985552][ T4960]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  141.985561][ T4960]  __sys_sendmsg (net/socket.c:2799)
[  141.985564][ T4960]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  141.985568][ T4960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.985571][ T4960]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  141.985574][ T4960]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  141.985578][ T4960]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  141.985582][ T4960]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  141.985584][ T4960] RIP: 0033:0x7fda3353354e
[  141.985587][ T4960] 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
[  141.985590][ T4960] RSP: 002b:00007ffcc5618c90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  141.985595][ T4960] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fda3353354e
[  141.985597][ T4960] RDX: 0000000000000000 RSI: 00007ffcc5618d40 RDI: 0000000000000005
[  141.985598][ T4960] RBP: 00007ffcc5618ca0 R08: 0000000000000000 R09: 0000000000000000
[  141.985600][ T4960] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917b52
[  141.985601][ T4960] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  160.958926][ T5887] softirqs last disabled at (0): 0x0
| [  160.958929][ T5887] Preemption disabled at:
| [  160.958930][ T5887] dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
| [  160.958944][ T5887] Tainted: [W]=WARN
[  160.958946][ T5887] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  160.958948][ T5887] Call Trace:
[  160.958950][ T5887]  <TASK>
[  160.958952][ T5887]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  160.958959][ T5887]  ? dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
[  160.958961][ T5887]  __might_resched.cold (kernel/sched/core.c:9234)
[  160.958966][ T5887]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  160.958971][ T5887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.958977][ T5887]  __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))
[  160.958981][ T5887]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  160.958985][ T5887]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  160.958990][ T5887]  ? 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)
[  160.958993][ T5887]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  160.958996][ T5887]  put_chars (drivers/char/virtio_console.c:1176)
[  160.958999][ T5887]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  160.959002][ T5887]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  160.959007][ T5887]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  160.959012][ T5887]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  160.959015][ T5887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.959017][ T5887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.959020][ T5887]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  160.959024][ T5887]  console_emit_next_record (kernel/printk/printk.c:3183)
[  160.959028][ T5887]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  160.959031][ T5887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.959033][ T5887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.959036][ T5887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.959039][ T5887]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  160.959042][ T5887]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  160.959045][ T5887]  console_flush_one_record (kernel/printk/printk.c:3268)
[  160.959048][ T5887]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  160.959053][ T5887]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  160.959056][ T5887]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  160.959058][ T5887]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  160.959061][ T5887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.959063][ T5887]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  160.959066][ T5887]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  160.959068][ T5887]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  160.959071][ T5887]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  160.959074][ T5887]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  160.959077][ T5887]  vprintk_emit (kernel/printk/printk.c:2479)
[  160.959081][ T5887]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  160.959083][ T5887]  ? kvfree_call_rcu (mm/slab_common.c:2050)
[  160.959087][ T5887]  ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842)
[  160.959089][ T5887]  ? rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  160.959092][ T5887]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  160.959094][ T5887]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  160.959098][ T5887]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  160.959100][ T5887]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  160.959103][ T5887]  _printk (kernel/printk/printk.c:2504)
[  160.959108][ T5887]  ? snapshot_read.cold (user.c:?)
[  160.959111][ T5887]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  160.959115][ T5887]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  160.959118][ T5887]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  160.959121][ T5887]  ? netdev_notice (net/core/dev.c:13194)
[  160.959124][ T5887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.959127][ T5887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.959129][ T5887]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  160.959133][ T5887]  ? 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)
[  160.959136][ T5887]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  160.959138][ T5887]  ? 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)
[  160.959142][ T5887]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  160.959146][ T5887]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  160.959151][ T5887]  dev_uc_del (net/core/dev_addr_lists.c:845)
[  160.959153][ T5887]  rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  160.959156][ T5887]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  160.959159][ T5887]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  160.959161][ T5887]  ? rtnl_fdb_notify (net/core/rtnetlink.c:992)
[  160.959163][ T5887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.959165][ T5887]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  160.959170][ T5887]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  160.959174][ T5887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.959176][ T5887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.959179][ T5887]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  160.959184][ T5887]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  160.959187][ T5887]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  160.959190][ T5887]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  160.959192][ T5887]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  160.959196][ T5887]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  160.959202][ T5887]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  160.959204][ T5887]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  160.959206][ T5887]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  160.959209][ T5887]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  160.959211][ T5887]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  160.959215][ T5887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.959218][ T5887]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  160.959222][ T5887]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  160.959225][ T5887]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  160.959227][ T5887]  ? next_uptodate_folio (mm/filemap.c:3747)
[  160.959231][ T5887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.959234][ T5887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.959236][ T5887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.959240][ T5887]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  160.959243][ T5887]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  160.959246][ T5887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.959249][ T5887]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  160.959252][ T5887]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  160.959256][ T5887]  ? copy_msghdr_from_user (net/socket.c:2650)
[  160.959259][ T5887]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  160.959261][ T5887]  ? move_addr_to_kernel (net/socket.c:258)
[  160.959265][ T5887]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  160.959269][ T5887]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  160.959272][ T5887]  ___sys_sendmsg (net/socket.c:2767)
[  160.959274][ T5887]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  160.959278][ T5887]  ? copy_msghdr_from_user (net/socket.c:2619)
[  160.959280][ T5887]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  160.959288][ T5887]  __sys_sendmsg (net/socket.c:2799)
[  160.959292][ T5887]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  160.959296][ T5887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.959298][ T5887]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  160.959302][ T5887]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  160.959305][ T5887]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  160.959309][ T5887]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  160.959311][ T5887] RIP: 0033:0x7f4bc1a4954e
[  160.959314][ T5887] 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
[  160.959317][ T5887] RSP: 002b:00007ffe20458540 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  160.959322][ T5887] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4bc1a4954e
[  160.959324][ T5887] RDX: 0000000000000000 RSI: 00007ffe204585f0 RDI: 0000000000000005
[  160.959325][ T5887] RBP: 00007ffe20458550 R08: 0000000000000000 R09: 0000000000000000
[  160.959327][ T5887] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917b65
[  160.959328][ T5887] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  180.162526][ T6820] softirqs last disabled at (0): 0x0
| [  180.162529][ T6820] Preemption disabled at:
| [  180.162530][ T6820] dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
| [  180.162546][ T6820] Tainted: [W]=WARN
[  180.162547][ T6820] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  180.162550][ T6820] Call Trace:
[  180.162552][ T6820]  <TASK>
[  180.162554][ T6820]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  180.162561][ T6820]  ? dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
[  180.162563][ T6820]  __might_resched.cold (kernel/sched/core.c:9234)
[  180.162568][ T6820]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  180.162573][ T6820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.162578][ T6820]  __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))
[  180.162583][ T6820]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  180.162587][ T6820]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  180.162592][ T6820]  ? 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)
[  180.162595][ T6820]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  180.162598][ T6820]  put_chars (drivers/char/virtio_console.c:1176)
[  180.162601][ T6820]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  180.162604][ T6820]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  180.162609][ T6820]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  180.162614][ T6820]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  180.162617][ T6820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.162619][ T6820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.162622][ T6820]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  180.162626][ T6820]  console_emit_next_record (kernel/printk/printk.c:3183)
[  180.162630][ T6820]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  180.162633][ T6820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.162636][ T6820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.162638][ T6820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.162641][ T6820]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  180.162644][ T6820]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  180.162647][ T6820]  console_flush_one_record (kernel/printk/printk.c:3268)
[  180.162652][ T6820]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  180.162657][ T6820]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  180.162660][ T6820]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  180.162663][ T6820]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  180.162666][ T6820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.162668][ T6820]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  180.162671][ T6820]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  180.162673][ T6820]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  180.162677][ T6820]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  180.162680][ T6820]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  180.162683][ T6820]  vprintk_emit (kernel/printk/printk.c:2479)
[  180.162686][ T6820]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  180.162689][ T6820]  ? kvfree_call_rcu (mm/slab_common.c:2050)
[  180.162693][ T6820]  ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842)
[  180.162695][ T6820]  ? rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  180.162699][ T6820]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  180.162701][ T6820]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  180.162704][ T6820]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  180.162707][ T6820]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  180.162710][ T6820]  _printk (kernel/printk/printk.c:2504)
[  180.162720][ T6820]  ? snapshot_read.cold (user.c:?)
[  180.162724][ T6820]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  180.162728][ T6820]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  180.162731][ T6820]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  180.162734][ T6820]  ? netdev_notice (net/core/dev.c:13194)
[  180.162737][ T6820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.162740][ T6820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.162743][ T6820]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  180.162746][ T6820]  ? 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)
[  180.162749][ T6820]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  180.162751][ T6820]  ? 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)
[  180.162756][ T6820]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  180.162760][ T6820]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  180.162765][ T6820]  dev_uc_del (net/core/dev_addr_lists.c:845)
[  180.162768][ T6820]  rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  180.162770][ T6820]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  180.162773][ T6820]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  180.162776][ T6820]  ? rtnl_fdb_notify (net/core/rtnetlink.c:992)
[  180.162778][ T6820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.162780][ T6820]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  180.162785][ T6820]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  180.162789][ T6820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.162792][ T6820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.162794][ T6820]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  180.162799][ T6820]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  180.162802][ T6820]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  180.162805][ T6820]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  180.162808][ T6820]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  180.162811][ T6820]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  180.162817][ T6820]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  180.162820][ T6820]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  180.162822][ T6820]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  180.162825][ T6820]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  180.162827][ T6820]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  180.162832][ T6820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.162835][ T6820]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  180.162838][ T6820]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  180.162841][ T6820]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  180.162844][ T6820]  ? next_uptodate_folio (mm/filemap.c:3747)
[  180.162848][ T6820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.162850][ T6820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.162853][ T6820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.162857][ T6820]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  180.162860][ T6820]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  180.162863][ T6820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.162866][ T6820]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  180.162869][ T6820]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  180.162873][ T6820]  ? copy_msghdr_from_user (net/socket.c:2650)
[  180.162876][ T6820]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  180.162878][ T6820]  ? move_addr_to_kernel (net/socket.c:258)
[  180.162882][ T6820]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  180.162886][ T6820]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  180.162889][ T6820]  ___sys_sendmsg (net/socket.c:2767)
[  180.162892][ T6820]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  180.162895][ T6820]  ? copy_msghdr_from_user (net/socket.c:2619)
[  180.162898][ T6820]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  180.162906][ T6820]  __sys_sendmsg (net/socket.c:2799)
[  180.162909][ T6820]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  180.162914][ T6820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.162916][ T6820]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  180.162920][ T6820]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  180.162926][ T6820]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  180.162930][ T6820]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  180.162932][ T6820] RIP: 0033:0x7fe9d76f454e
[  180.162936][ T6820] 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
[  180.162939][ T6820] RSP: 002b:00007ffcb3a3f4d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  180.162944][ T6820] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe9d76f454e
[  180.162946][ T6820] RDX: 0000000000000000 RSI: 00007ffcb3a3f580 RDI: 0000000000000005
[  180.162947][ T6820] RBP: 00007ffcb3a3f4e0 R08: 0000000000000000 R09: 0000000000000000
[  180.162949][ T6820] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917b79
[  180.162950][ T6820] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  185.846184][ T6849] softirqs last disabled at (0): 0x0
| [  185.846186][ T6849] Preemption disabled at:
| [  185.846187][ T6849] vprintk_emit (kernel/printk/printk.c:2471)
| [  185.846202][ T6849] Tainted: [W]=WARN
[  185.846204][ T6849] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  185.846206][ T6849] Call Trace:
[  185.846208][ T6849]  <TASK>
[  185.846210][ T6849]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  185.846217][ T6849]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  185.846220][ T6849]  __might_resched.cold (kernel/sched/core.c:9234)
[  185.846225][ T6849]  ? __module_address (kernel/module/main.c:3915)
[  185.846230][ T6849]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  185.846234][ T6849]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  185.846236][ T6849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  185.846241][ T6849]  __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))
[  185.846246][ T6849]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  185.846250][ T6849]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  185.846255][ T6849]  ? 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)
[  185.846258][ T6849]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  185.846261][ T6849]  put_chars (drivers/char/virtio_console.c:1176)
[  185.846263][ T6849]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  185.846266][ T6849]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  185.846269][ T6849]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  185.846273][ T6849]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  185.846278][ T6849]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  185.846281][ T6849]  ? 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)
[  185.846283][ T6849]  ? vsnprintf (lib/vsprintf.c:2900)
[  185.846288][ T6849]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  185.846290][ T6849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  185.846293][ T6849]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  185.846297][ T6849]  console_emit_next_record (kernel/printk/printk.c:3183)
[  185.846301][ T6849]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  185.846304][ T6849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  185.846306][ T6849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  185.846309][ T6849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  185.846312][ T6849]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  185.846315][ T6849]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  185.846318][ T6849]  console_flush_one_record (kernel/printk/printk.c:3268)
[  185.846321][ T6849]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  185.846326][ T6849]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  185.846329][ T6849]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  185.846331][ T6849]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  185.846334][ T6849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  185.846336][ T6849]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  185.846339][ T6849]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  185.846341][ T6849]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  185.846345][ T6849]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  185.846348][ T6849]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  185.846351][ T6849]  vprintk_emit (kernel/printk/printk.c:2479)
[  185.846355][ T6849]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  185.846358][ T6849]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  185.846361][ T6849]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  185.846363][ T6849]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  185.846366][ T6849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  185.846369][ T6849]  _printk (kernel/printk/printk.c:2504)
[  185.846374][ T6849]  ? snapshot_read.cold (user.c:?)
[  185.846377][ T6849]  ? br_multicast_flood (??:?) bridge
[  185.846395][ T6849]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  185.846399][ T6849]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  185.846401][ T6849]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  185.846405][ T6849] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  185.846420][ T6849] br_init_port (net/bridge/br_stp_if.c:39) bridge
[  185.846434][ T6849] new_nbp (net/bridge/br_if.c:449) bridge
[  185.846449][ T6849] br_add_if (net/bridge/br_if.c:592) bridge
[  185.846461][ T6849]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[  185.846465][ T6849]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  185.846468][ T6849]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  185.846472][ T6849]  ? __kernel_text_address (kernel/extable.c:79)
[  185.846475][ T6849]  do_set_master (net/core/rtnetlink.c:3071)
[  185.846479][ T6849]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  185.846483][ T6849]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  185.846485][ T6849]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  185.846487][ T6849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  185.846490][ T6849]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  185.846496][ T6849]  ? kasan_save_stack (mm/kasan/common.c:58)
[  185.846500][ T6849]  ? kasan_save_stack (mm/kasan/common.c:57)
[  185.846502][ T6849]  ? kasan_save_track (mm/kasan/common.c:78)
[  185.846504][ T6849]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  185.846507][ T6849]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  185.846509][ T6849]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  185.846511][ T6849]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  185.846514][ T6849]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  185.846517][ T6849]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  185.846519][ T6849]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  185.846522][ T6849]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  185.846525][ T6849]  ? ___sys_sendmsg (net/socket.c:2767)
[  185.846528][ T6849]  ? __sys_sendmsg (net/socket.c:2799)
[  185.846530][ T6849]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  185.846533][ T6849]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  185.846537][ T6849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  185.846540][ T6849]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  185.846543][ T6849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  185.846545][ T6849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  185.846548][ T6849]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  185.846552][ T6849]  ? __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)
[  185.846556][ T6849]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  185.846558][ T6849]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  185.846561][ T6849]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  185.846564][ T6849]  ? nla_get_range_signed (lib/nlattr.c:270)
[  185.846567][ T6849]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  185.846571][ T6849]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  185.846575][ T6849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  185.846578][ T6849]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  185.846580][ T6849]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  185.846582][ T6849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  185.846586][ T6849]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  185.846588][ T6849]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  185.846591][ T6849]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  185.846594][ T6849]  ? __kernel_text_address (kernel/extable.c:79)
[  185.846596][ T6849]  ? write_profile (profile.c:?)
[  185.846598][ T6849]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  185.846601][ T6849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  185.846604][ T6849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  185.846607][ T6849]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  185.846611][ T6849]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  185.846614][ T6849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  185.846617][ T6849]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  185.846619][ T6849]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  185.846622][ T6849]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  185.846625][ T6849]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  185.846627][ T6849]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  185.846631][ T6849]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  185.846634][ T6849]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  185.846636][ T6849]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  185.846639][ T6849]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  185.846641][ T6849]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  185.846645][ T6849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  185.846648][ T6849]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  185.846652][ T6849]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  185.846655][ T6849]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  185.846658][ T6849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  185.846661][ T6849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  185.846665][ T6849]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  185.846668][ T6849]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  185.846671][ T6849]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  185.846674][ T6849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  185.846677][ T6849]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  185.846680][ T6849]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  185.846683][ T6849]  ? copy_msghdr_from_user (net/socket.c:2650)
[  185.846686][ T6849]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  185.846688][ T6849]  ? move_addr_to_kernel (net/socket.c:258)
[  185.846691][ T6849]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  185.846695][ T6849]  ___sys_sendmsg (net/socket.c:2767)
[  185.846698][ T6849]  ? copy_msghdr_from_user (net/socket.c:2619)
[  185.846707][ T6849]  __sys_sendmsg (net/socket.c:2799)
[  185.846710][ T6849]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  185.846715][ T6849]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  185.846718][ T6849]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  185.846720][ T6849]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  185.846724][ T6849]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  185.846726][ T6849] RIP: 0033:0x7fdc0ac1954e
[  185.846729][ T6849] 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
[  185.846732][ T6849] RSP: 002b:00007fffad9fde40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  185.846737][ T6849] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fdc0ac1954e
[  185.846739][ T6849] RDX: 0000000000000000 RSI: 00007fffad9fdef0 RDI: 0000000000000005
[  185.846741][ T6849] RBP: 00007fffad9fde50 R08: 0000000000000000 R09: 0000000000000000
[  185.846742][ T6849] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917b7d
[  185.846744][ T6849] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffad9fe5b0
| [  386.273459][T10128] softirqs last disabled at (0): 0x0
| [  386.273461][T10128] Preemption disabled at:
| [  386.273462][T10128] vprintk_emit (kernel/printk/printk.c:2471)
| [  386.273477][T10128] Tainted: [W]=WARN
[  386.273479][T10128] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  386.273481][T10128] Call Trace:
[  386.273483][T10128]  <TASK>
[  386.273485][T10128]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  386.273492][T10128]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  386.273495][T10128]  __might_resched.cold (kernel/sched/core.c:9234)
[  386.273500][T10128]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  386.273504][T10128]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[  386.273508][T10128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.273513][T10128]  __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))
[  386.273517][T10128]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  386.273520][T10128]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  386.273526][T10128]  ? 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)
[  386.273528][T10128]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  386.273532][T10128]  put_chars (drivers/char/virtio_console.c:1176)
[  386.273534][T10128]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  386.273537][T10128]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  386.273542][T10128]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  386.273546][T10128]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  386.273549][T10128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.273552][T10128]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  386.273555][T10128]  console_emit_next_record (kernel/printk/printk.c:3183)
[  386.273559][T10128]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  386.273562][T10128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.273565][T10128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.273568][T10128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.273570][T10128]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  386.273574][T10128]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  386.273576][T10128]  console_flush_one_record (kernel/printk/printk.c:3268)
[  386.273580][T10128]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  386.273585][T10128]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  386.273587][T10128]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  386.273590][T10128]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  386.273593][T10128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.273595][T10128]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  386.273598][T10128]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  386.273600][T10128]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  386.273604][T10128]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  386.273606][T10128]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  386.273610][T10128]  vprintk_emit (kernel/printk/printk.c:2479)
[  386.273613][T10128]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  386.273616][T10128]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  386.273620][T10128]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  386.273624][T10128]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  386.273626][T10128]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  386.273630][T10128]  ? ___sys_sendmsg (net/socket.c:2767)
[  386.273632][T10128]  ? __sys_sendmsg (net/socket.c:2799)
[  386.273635][T10128]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  386.273640][T10128]  _printk (kernel/printk/printk.c:2504)
[  386.273644][T10128]  ? snapshot_read.cold (user.c:?)
[  386.273648][T10128]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  386.273652][T10128]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  386.273655][T10128]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  386.273658][T10128]  ? netdev_notice (net/core/dev.c:13194)
[  386.273661][T10128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.273664][T10128]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  386.273667][T10128]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  386.273671][T10128]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  386.273673][T10128]  ? 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)
[  386.273677][T10128]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  386.273681][T10128]  dev_set_allmulti (net/core/dev_api.c:315)
[  386.273685][T10128] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[  386.273703][T10128]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  386.273708][T10128]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  386.273712][T10128] br_del_if (net/bridge/br_if.c:732) bridge
[  386.273724][T10128]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  386.273728][T10128]  do_set_master (net/core/rtnetlink.c:3055)
[  386.273731][T10128]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  386.273735][T10128]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  386.273739][T10128]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  386.273741][T10128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.273744][T10128]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  386.273750][T10128]  ? kasan_save_stack (mm/kasan/common.c:58)
[  386.273753][T10128]  ? kasan_save_stack (mm/kasan/common.c:57)
[  386.273756][T10128]  ? kasan_save_track (mm/kasan/common.c:78)
[  386.273758][T10128]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  386.273761][T10128]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  386.273763][T10128]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  386.273765][T10128]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  386.273767][T10128]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  386.273770][T10128]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  386.273772][T10128]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  386.273774][T10128]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  386.273776][T10128]  ? ___sys_sendmsg (net/socket.c:2767)
[  386.273779][T10128]  ? __sys_sendmsg (net/socket.c:2799)
[  386.273781][T10128]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  386.273783][T10128]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  386.273787][T10128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.273790][T10128]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  386.273793][T10128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.273795][T10128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.273798][T10128]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  386.273801][T10128]  ? __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)
[  386.273805][T10128]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  386.273807][T10128]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  386.273810][T10128]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  386.273812][T10128]  ? nla_get_range_signed (lib/nlattr.c:270)
[  386.273816][T10128]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  386.273820][T10128]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  386.273823][T10128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.273826][T10128]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  386.273828][T10128]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  386.273831][T10128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.273834][T10128]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  386.273837][T10128]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  386.273840][T10128]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  386.273842][T10128]  ? __kernel_text_address (kernel/extable.c:79)
[  386.273844][T10128]  ? write_profile (profile.c:?)
[  386.273846][T10128]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  386.273850][T10128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.273853][T10128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.273855][T10128]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  386.273860][T10128]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  386.273863][T10128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.273865][T10128]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  386.273868][T10128]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  386.273871][T10128]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  386.273873][T10128]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  386.273876][T10128]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  386.273880][T10128]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  386.273883][T10128]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  386.273885][T10128]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  386.273887][T10128]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  386.273890][T10128]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  386.273894][T10128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.273897][T10128]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  386.273900][T10128]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  386.273904][T10128]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  386.273906][T10128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.273909][T10128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.273912][T10128]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  386.273915][T10128]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  386.273918][T10128]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  386.273921][T10128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.273927][T10128]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  386.273930][T10128]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  386.273933][T10128]  ? copy_msghdr_from_user (net/socket.c:2650)
[  386.273936][T10128]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  386.273938][T10128]  ? move_addr_to_kernel (net/socket.c:258)
[  386.273941][T10128]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  386.273950][T10128]  ___sys_sendmsg (net/socket.c:2767)
[  386.273953][T10128]  ? copy_msghdr_from_user (net/socket.c:2619)
[  386.273962][T10128]  __sys_sendmsg (net/socket.c:2799)
[  386.273965][T10128]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  386.273970][T10128]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  386.273973][T10128]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  386.273975][T10128]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  386.273979][T10128]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  386.273982][T10128] RIP: 0033:0x7f7def64b54e
[  386.273985][T10128] 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
[  386.273987][T10128] RSP: 002b:00007fff4c0c0570 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  386.273992][T10128] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7def64b54e
[  386.273994][T10128] RDX: 0000000000000000 RSI: 00007fff4c0c0620 RDI: 0000000000000005
[  386.273996][T10128] RBP: 00007fff4c0c0580 R08: 0000000000000000 R09: 0000000000000000
[  386.273998][T10128] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917c46
[  386.273999][T10128] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff4c0c0ce0
| [  391.495359][T10134] softirqs last disabled at (0): 0x0
| [  391.495361][T10134] Preemption disabled at:
| [  391.495363][T10134] vprintk_emit (kernel/printk/printk.c:2471)
| [  391.495378][T10134] Tainted: [W]=WARN
[  391.495380][T10134] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  391.495382][T10134] Call Trace:
[  391.495385][T10134]  <TASK>
[  391.495386][T10134]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  391.495393][T10134]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  391.495396][T10134]  __might_resched.cold (kernel/sched/core.c:9234)
[  391.495400][T10134]  ? __module_address (kernel/module/main.c:3915)
[  391.495405][T10134]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  391.495410][T10134]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  391.495412][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.495417][T10134]  __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))
[  391.495422][T10134]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  391.495425][T10134]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  391.495430][T10134]  ? 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)
[  391.495433][T10134]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  391.495436][T10134]  put_chars (drivers/char/virtio_console.c:1176)
[  391.495439][T10134]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  391.495441][T10134]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  391.495444][T10134]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  391.495449][T10134]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  391.495454][T10134]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  391.495457][T10134]  ? 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)
[  391.495459][T10134]  ? vsnprintf (lib/vsprintf.c:2900)
[  391.495464][T10134]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  391.495466][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.495469][T10134]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  391.495473][T10134]  console_emit_next_record (kernel/printk/printk.c:3183)
[  391.495477][T10134]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  391.495480][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.495483][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.495485][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.495488][T10134]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  391.495492][T10134]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  391.495494][T10134]  console_flush_one_record (kernel/printk/printk.c:3268)
[  391.495498][T10134]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  391.495503][T10134]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  391.495505][T10134]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  391.495508][T10134]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  391.495511][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.495513][T10134]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  391.495516][T10134]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  391.495518][T10134]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  391.495522][T10134]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  391.495525][T10134]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  391.495528][T10134]  vprintk_emit (kernel/printk/printk.c:2479)
[  391.495533][T10134]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  391.495536][T10134]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  391.495538][T10134]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  391.495541][T10134]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  391.495544][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.495547][T10134]  _printk (kernel/printk/printk.c:2504)
[  391.495552][T10134]  ? snapshot_read.cold (user.c:?)
[  391.495555][T10134]  ? br_multicast_flood (??:?) bridge
[  391.495574][T10134]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  391.495578][T10134]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  391.495580][T10134]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  391.495584][T10134] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  391.495599][T10134] br_init_port (net/bridge/br_stp_if.c:39) bridge
[  391.495613][T10134] new_nbp (net/bridge/br_if.c:449) bridge
[  391.495628][T10134] br_add_if (net/bridge/br_if.c:592) bridge
[  391.495640][T10134]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[  391.495645][T10134]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  391.495648][T10134]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  391.495651][T10134]  ? __kernel_text_address (kernel/extable.c:79)
[  391.495655][T10134]  do_set_master (net/core/rtnetlink.c:3071)
[  391.495659][T10134]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  391.495662][T10134]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  391.495665][T10134]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  391.495667][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.495670][T10134]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  391.495675][T10134]  ? kasan_save_stack (mm/kasan/common.c:58)
[  391.495679][T10134]  ? kasan_save_stack (mm/kasan/common.c:57)
[  391.495682][T10134]  ? kasan_save_track (mm/kasan/common.c:78)
[  391.495684][T10134]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  391.495687][T10134]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  391.495689][T10134]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  391.495691][T10134]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  391.495693][T10134]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  391.495697][T10134]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  391.495700][T10134]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  391.495702][T10134]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  391.495706][T10134]  ? ___sys_sendmsg (net/socket.c:2767)
[  391.495708][T10134]  ? __sys_sendmsg (net/socket.c:2799)
[  391.495711][T10134]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  391.495714][T10134]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  391.495718][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.495721][T10134]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  391.495723][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.495726][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.495729][T10134]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  391.495734][T10134]  ? __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)
[  391.495737][T10134]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  391.495739][T10134]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  391.495742][T10134]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  391.495744][T10134]  ? nla_get_range_signed (lib/nlattr.c:270)
[  391.495748][T10134]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  391.495752][T10134]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  391.495756][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.495759][T10134]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  391.495761][T10134]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  391.495763][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.495767][T10134]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  391.495769][T10134]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  391.495772][T10134]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  391.495775][T10134]  ? __kernel_text_address (kernel/extable.c:79)
[  391.495777][T10134]  ? write_profile (profile.c:?)
[  391.495779][T10134]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  391.495783][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.495786][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.495788][T10134]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  391.495793][T10134]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  391.495796][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.495799][T10134]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  391.495801][T10134]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  391.495804][T10134]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  391.495807][T10134]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  391.495809][T10134]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  391.495813][T10134]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  391.495816][T10134]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  391.495818][T10134]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  391.495821][T10134]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  391.495823][T10134]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  391.495828][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.495830][T10134]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  391.495834][T10134]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  391.495837][T10134]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  391.495840][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.495843][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.495846][T10134]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  391.495849][T10134]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  391.495853][T10134]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  391.495856][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.495859][T10134]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  391.495862][T10134]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  391.495865][T10134]  ? copy_msghdr_from_user (net/socket.c:2650)
[  391.495868][T10134]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  391.495870][T10134]  ? move_addr_to_kernel (net/socket.c:258)
[  391.495873][T10134]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  391.495877][T10134]  ___sys_sendmsg (net/socket.c:2767)
[  391.495880][T10134]  ? copy_msghdr_from_user (net/socket.c:2619)
[  391.495889][T10134]  __sys_sendmsg (net/socket.c:2799)
[  391.495892][T10134]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  391.495897][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  391.495901][T10134]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  391.495903][T10134]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  391.495906][T10134]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  391.495909][T10134] RIP: 0033:0x7fc07767b54e
[  391.495912][T10134] 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
[  391.495915][T10134] RSP: 002b:00007fff6b136650 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  391.495920][T10134] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fc07767b54e
[  391.495922][T10134] RDX: 0000000000000000 RSI: 00007fff6b136700 RDI: 0000000000000005
[  391.495927][T10134] RBP: 00007fff6b136660 R08: 0000000000000000 R09: 0000000000000000
[  391.495928][T10134] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917c4b
[  391.495930][T10134] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff6b136dc0
| [  434.921917][   T12] softirqs last disabled at (34542): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  434.921920][   T12] Preemption disabled at:
| [  434.921921][   T12] vprintk_emit (kernel/printk/printk.c:2471)
| [  434.921940][   T12] Tainted: [W]=WARN
[  434.921941][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  434.921944][   T12] Workqueue: netns cleanup_net
[  434.921950][   T12] Call Trace:
[  434.921952][   T12]  <TASK>
[  434.921954][   T12]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  434.921961][   T12]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  434.921963][   T12]  __might_resched.cold (kernel/sched/core.c:9234)
[  434.921968][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  434.921972][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  434.921978][   T12]  __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))
[  434.921982][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  434.921985][   T12]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  434.921990][   T12]  ? 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)
[  434.921993][   T12]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  434.921995][   T12]  put_chars (drivers/char/virtio_console.c:1176)
[  434.921998][   T12]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[  434.922001][   T12]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  434.922004][   T12]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  434.922007][   T12]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  434.922012][   T12]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  434.922014][   T12]  ? 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)
[  434.922017][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  434.922019][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  434.922021][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  434.922024][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  434.922027][   T12]  console_emit_next_record (kernel/printk/printk.c:3183)
[  434.922031][   T12]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  434.922034][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  434.922036][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  434.922038][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  434.922041][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  434.922043][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  434.922046][   T12]  console_flush_one_record (kernel/printk/printk.c:3268)
[  434.922049][   T12]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  434.922053][   T12]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  434.922056][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  434.922058][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  434.922061][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  434.922063][   T12]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  434.922065][   T12]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  434.922067][   T12]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  434.922070][   T12]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  434.922073][   T12]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  434.922076][   T12]  vprintk_emit (kernel/printk/printk.c:2479)
[  434.922079][   T12]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  434.922082][   T12]  ? process_one_work (kernel/workqueue.c:3387)
[  434.922085][   T12]  ? kthread (kernel/kthread.c:436)
[  434.922088][   T12]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  434.922091][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  434.922095][   T12]  _printk (kernel/printk/printk.c:2504)
[  434.922098][   T12]  ? snapshot_read.cold (user.c:?)
[  434.922102][   T12]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  434.922106][   T12]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  434.922109][   T12]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  434.922111][   T12]  ? netdev_notice (net/core/dev.c:13194)
[  434.922115][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  434.922117][   T12]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  434.922120][   T12]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  434.922123][   T12]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  434.922125][   T12]  ? 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)
[  434.922129][   T12]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  434.922132][   T12]  dev_set_allmulti (net/core/dev_api.c:315)
[  434.922136][   T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[  434.922156][   T12] br_dev_delete (net/bridge/br_if.c:387) bridge
[  434.922169][   T12] br_net_exit_rtnl (net/bridge/br.c:414) bridge
[  434.922181][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  434.922185][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098)
[  434.922187][   T12]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  434.922192][   T12]  cleanup_net (net/core/net_namespace.c:706)
[  434.922195][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  434.922198][   T12]  ? update_load_avg (kernel/sched/fair.c:5864)
[  434.922202][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  434.922204][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  434.922207][   T12]  process_one_work (kernel/workqueue.c:3387)
[  434.922212][   T12]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  434.922216][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  434.922220][   T12]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  434.922224][   T12]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  434.922227][   T12]  kthread (kernel/kthread.c:436)
[  434.922229][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  434.922239][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  434.922241][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  434.922244][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  434.922247][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  434.922251][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  434.922253][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [  435.934386][T12047] softirqs last disabled at (0): 0x0
| [  435.934389][T12047] Preemption disabled at:
| [  435.934390][T12047] vprintk_emit (kernel/printk/printk.c:2471)
| [  435.934404][T12047] Tainted: [W]=WARN
[  435.934406][T12047] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  435.934409][T12047] Call Trace:
[  435.934411][T12047]  <TASK>
[  435.934412][T12047]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  435.934419][T12047]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  435.934422][T12047]  __might_resched.cold (kernel/sched/core.c:9234)
[  435.934427][T12047]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  435.934432][T12047]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[  435.934436][T12047]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  435.934441][T12047]  __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))
[  435.934446][T12047]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  435.934449][T12047]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  435.934455][T12047]  ? 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)
[  435.934457][T12047]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  435.934460][T12047]  put_chars (drivers/char/virtio_console.c:1176)
[  435.934463][T12047]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  435.934466][T12047]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  435.934471][T12047]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  435.934476][T12047]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  435.934478][T12047]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  435.934481][T12047]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  435.934485][T12047]  console_emit_next_record (kernel/printk/printk.c:3183)
[  435.934489][T12047]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  435.934492][T12047]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  435.934494][T12047]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  435.934497][T12047]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  435.934500][T12047]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  435.934503][T12047]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  435.934506][T12047]  console_flush_one_record (kernel/printk/printk.c:3268)
[  435.934510][T12047]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  435.934514][T12047]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  435.934517][T12047]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  435.934519][T12047]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  435.934522][T12047]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  435.934525][T12047]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  435.934527][T12047]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  435.934530][T12047]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  435.934533][T12047]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  435.934536][T12047]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  435.934539][T12047]  vprintk_emit (kernel/printk/printk.c:2479)
[  435.934543][T12047]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  435.934546][T12047]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  435.934550][T12047]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  435.934554][T12047]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  435.934556][T12047]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  435.934560][T12047]  ? ___sys_sendmsg (net/socket.c:2767)
[  435.934562][T12047]  ? __sys_sendmsg (net/socket.c:2799)
[  435.934565][T12047]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  435.934569][T12047]  _printk (kernel/printk/printk.c:2504)
[  435.934574][T12047]  ? snapshot_read.cold (user.c:?)
[  435.934577][T12047]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  435.934581][T12047]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  435.934584][T12047]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  435.934587][T12047]  ? netdev_notice (net/core/dev.c:13194)
[  435.934591][T12047]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  435.934594][T12047]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  435.934596][T12047]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  435.934600][T12047]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  435.934602][T12047]  ? 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)
[  435.934606][T12047]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  435.934611][T12047]  dev_set_allmulti (net/core/dev_api.c:315)
[  435.934615][T12047] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[  435.934633][T12047]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  435.934638][T12047]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  435.934642][T12047] br_del_if (net/bridge/br_if.c:732) bridge
[  435.934655][T12047]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  435.934659][T12047]  do_set_master (net/core/rtnetlink.c:3055)
[  435.934663][T12047]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  435.934667][T12047]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  435.934670][T12047]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  435.934672][T12047]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  435.934675][T12047]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  435.934681][T12047]  ? kasan_save_stack (mm/kasan/common.c:58)
[  435.934684][T12047]  ? kasan_save_stack (mm/kasan/common.c:57)
[  435.934686][T12047]  ? kasan_save_track (mm/kasan/common.c:78)
[  435.934689][T12047]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  435.934692][T12047]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  435.934694][T12047]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  435.934696][T12047]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  435.934698][T12047]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  435.934701][T12047]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  435.934703][T12047]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  435.934705][T12047]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  435.934707][T12047]  ? ___sys_sendmsg (net/socket.c:2767)
[  435.934710][T12047]  ? __sys_sendmsg (net/socket.c:2799)
[  435.934712][T12047]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  435.934714][T12047]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  435.934719][T12047]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  435.934722][T12047]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  435.934724][T12047]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  435.934727][T12047]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  435.934730][T12047]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  435.934733][T12047]  ? __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)
[  435.934737][T12047]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  435.934739][T12047]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  435.934742][T12047]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  435.934744][T12047]  ? nla_get_range_signed (lib/nlattr.c:270)
[  435.934748][T12047]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  435.934752][T12047]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  435.934756][T12047]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  435.934759][T12047]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  435.934761][T12047]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  435.934763][T12047]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  435.934767][T12047]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  435.934769][T12047]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  435.934772][T12047]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  435.934774][T12047]  ? __kernel_text_address (kernel/extable.c:79)
[  435.934777][T12047]  ? write_profile (profile.c:?)
[  435.934779][T12047]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  435.934783][T12047]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  435.934785][T12047]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  435.934788][T12047]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  435.934792][T12047]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  435.934795][T12047]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  435.934798][T12047]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  435.934800][T12047]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  435.934803][T12047]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  435.934806][T12047]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  435.934808][T12047]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  435.934812][T12047]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  435.934815][T12047]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  435.934817][T12047]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  435.934820][T12047]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  435.934822][T12047]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  435.934826][T12047]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  435.934829][T12047]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  435.934833][T12047]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  435.934836][T12047]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  435.934839][T12047]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  435.934842][T12047]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  435.934844][T12047]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  435.934848][T12047]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  435.934851][T12047]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  435.934854][T12047]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  435.934857][T12047]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  435.934860][T12047]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  435.934863][T12047]  ? copy_msghdr_from_user (net/socket.c:2650)
[  435.934866][T12047]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  435.934868][T12047]  ? move_addr_to_kernel (net/socket.c:258)
[  435.934871][T12047]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  435.934875][T12047]  ___sys_sendmsg (net/socket.c:2767)
[  435.934878][T12047]  ? copy_msghdr_from_user (net/socket.c:2619)
[  435.934887][T12047]  __sys_sendmsg (net/socket.c:2799)
[  435.934890][T12047]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  435.934895][T12047]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  435.934898][T12047]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  435.934901][T12047]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  435.934904][T12047]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  435.934907][T12047] RIP: 0033:0x7f58010c254e
[  435.934910][T12047] 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
[  435.934913][T12047] RSP: 002b:00007ffeb752fbd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  435.934917][T12047] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f58010c254e
[  435.934919][T12047] RDX: 0000000000000000 RSI: 00007ffeb752fc80 RDI: 0000000000000005
[  435.934921][T12047] RBP: 00007ffeb752fbe0 R08: 0000000000000000 R09: 0000000000000000
[  435.934922][T12047] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917c77


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
dev_uc_del:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
dev_uc_add_excl:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__fib6_clean_all: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