======================================
| [   13.030553][  T314] softirqs last disabled at (19389): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   13.030556][  T314] Preemption disabled at:
| [   13.030556][  T314] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.030566][  T314] Tainted: [W]=WARN
[   13.030567][  T314] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.030569][  T314] Call Trace:
[   13.030571][  T314]  <TASK>
[   13.030572][  T314]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.030578][  T314]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.030580][  T314]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.030585][  T314]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.030589][  T314]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.030595][  T314]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   13.030597][  T314]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.030603][  T314]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.030606][  T314]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.030610][  T314]  put_chars (drivers/char/virtio_console.c:1176)
[   13.030612][  T314]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   13.030614][  T314]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.030620][  T314]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.030624][  T314]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.030628][  T314]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.030631][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.030633][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.030638][  T314]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.030639][  T314]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   13.030643][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.030646][  T314]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.030650][  T314]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.030654][  T314]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.030656][  T314]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   13.030660][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.030662][  T314]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.030666][  T314]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.030671][  T314]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.030673][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.030679][  T314]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.030682][  T314]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.030683][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.030686][  T314]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.030690][  T314]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.030692][  T314]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.030695][  T314]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.030700][  T314]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.030709][  T314]  ? gact_cleanup_module (net/sched/act_gact.c:192) act_gact
[   13.030713][  T314]  _printk (kernel/printk/printk.c:2504)
[   13.030717][  T314]  ? snapshot_read.cold (user.c:?)
[   13.030724][  T314]  ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356)
[   13.030727][  T314] gact_init_module (net/sched/act_gact.c:180) act_gact
[   13.030730][  T314]  do_one_initcall (init/main.c:1357)
[   13.030732][  T314]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   13.030737][  T314]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   13.030741][  T314]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   13.030746][  T314]  do_init_module (kernel/module/main.c:3117)
[   13.030750][  T314]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   13.030754][  T314]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   13.030758][  T314]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   13.030762][  T314]  load_module (kernel/module/main.c:3593)
[   13.030770][  T314]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   13.030774][  T314]  ? __ia32_sys_fsconfig (??:?)
[   13.030777][  T314]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   13.030781][  T314]  ? backing_file_read_iter (fs/backing-file.c:211)
[   13.030784][  T314]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.030789][  T314]  init_module_from_file (kernel/module/main.c:3790)
[   13.030792][  T314]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   13.030801][  T314]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.030805][  T314]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.030808][  T314]  idempotent_init_module (kernel/module/main.c:3802)
[   13.030812][  T314]  ? init_module_from_file (kernel/module/main.c:3791)
[   13.030819][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.030822][  T314]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   13.030828][  T314]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   13.030830][  T314]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.030834][  T314]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.030836][  T314]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.030839][  T314]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.030842][  T314] RIP: 0033:0x7f5364ef337d
[   13.030845][  T314] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   13.030847][  T314] RSP: 002b:00007ffce984b548 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   13.030850][  T314] RAX: ffffffffffffffda RBX: 000055f225512810 RCX: 00007f5364ef337d
[   13.030851][  T314] RDX: 0000000000000000 RSI: 000055f210c6cffd RDI: 0000000000000000
[   13.030852][  T314] RBP: 00007ffce984b5e0 R08: 0000000000000000 R09: 0000000000000000
[   13.030853][  T314] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f210c6cffd
[   13.030854][  T314] R13: 000055f225512960 R14: 0000000000040000 R15: 0000000000000000
| [   14.305214][  T403] softirqs last disabled at (13640): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   14.305216][  T403] Preemption disabled at:
| [   14.305217][  T403] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.305227][  T403] Tainted: [W]=WARN
[   14.305228][  T403] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.305230][  T403] Call Trace:
[   14.305231][  T403]  <TASK>
[   14.305233][  T403]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.305239][  T403]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.305241][  T403]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.305246][  T403]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.305250][  T403]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.305256][  T403]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   14.305259][  T403]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.305265][  T403]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.305268][  T403]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.305272][  T403]  put_chars (drivers/char/virtio_console.c:1176)
[   14.305275][  T403]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.305280][  T403]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   14.305284][  T403]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.305287][  T403]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.305289][  T403]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.305291][  T403]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.305295][  T403]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.305298][  T403]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   14.305301][  T403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.305305][  T403]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.305310][  T403]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.305314][  T403]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.305316][  T403]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   14.305320][  T403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.305322][  T403]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.305327][  T403]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.305332][  T403]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.305333][  T403]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.305340][  T403]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.305343][  T403]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.305345][  T403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.305347][  T403]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.305352][  T403]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.305353][  T403]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.305357][  T403]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.305362][  T403]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.305365][  T403]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.305367][  T403]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   14.305371][  T403]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.305376][  T403]  _printk (kernel/printk/printk.c:2504)
[   14.305379][  T403]  ? snapshot_read.cold (user.c:?)
[   14.305384][  T403]  ? br_multicast_flood (??:?) bridge
[   14.305398][  T403]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.305399][  T403]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.305400][  T403]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.305406][  T403] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   14.305417][  T403] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   14.305426][  T403] new_nbp (net/bridge/br_if.c:449) bridge
[   14.305436][  T403] br_add_if (net/bridge/br_if.c:592) bridge
[   14.305443][  T403]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   14.305447][  T403]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   14.305450][  T403]  ? __kernel_text_address (kernel/extable.c:79)
[   14.305455][  T403]  do_set_master (net/core/rtnetlink.c:3071)
[   14.305461][  T403]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.305464][  T403]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   14.305467][  T403]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.305469][  T403]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.305471][  T403]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.305475][  T403]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.305478][  T403]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.305480][  T403]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.305482][  T403]  ? kasan_save_stack (mm/kasan/common.c:58)
[   14.305485][  T403]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.305487][  T403]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.305490][  T403]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.305492][  T403]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   14.305495][  T403]  ? ___sys_sendmsg (net/socket.c:2757)
[   14.305500][  T403]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.305502][  T403]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.305505][  T403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.305508][  T403]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.305510][  T403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.305511][  T403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.305514][  T403]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.305518][  T403]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   14.305520][  T403]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.305522][  T403]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.305526][  T403]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.305528][  T403]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.305534][  T403]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   14.305540][  T403]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.305547][  T403]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.305549][  T403]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.305554][  T403]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.305556][  T403]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.305558][  T403]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.305560][  T403]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.305564][  T403]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.305567][  T403]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.305570][  T403]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.305571][  T403]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.305577][  T403]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.305578][  T403]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.305582][  T403]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.305584][  T403]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.305588][  T403]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.305595][  T403]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.305597][  T403]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.305602][  T403]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.305606][  T403]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.305609][  T403]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.305618][  T403]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.305622][  T403]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.305627][  T403]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.305633][  T403]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   14.305636][  T403]  ? copy_msghdr_from_user (net/socket.c:2650)
[   14.305638][  T403]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   14.305640][  T403]  ? move_addr_to_kernel (net/socket.c:258)
[   14.305649][  T403]  ___sys_sendmsg (net/socket.c:2767)
[   14.305652][  T403]  ? copy_msghdr_from_user (net/socket.c:2619)
[   14.305671][  T403]  __sys_sendmsg (net/socket.c:2799)
[   14.305674][  T403]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   14.305682][  T403]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.305686][  T403]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.305688][  T403]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.305692][  T403]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.305694][  T403] RIP: 0033:0x7f22a2e3254e
[   14.305698][  T403] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.305699][  T403] RSP: 002b:00007ffd39143490 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.305702][  T403] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f22a2e3254e
[   14.305704][  T403] RDX: 0000000000000000 RSI: 00007ffd39143540 RDI: 0000000000000005
[   14.305705][  T403] RBP: 00007ffd391434a0 R08: 0000000000000000 R09: 0000000000000000
[   14.305705][  T403] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917e99
[   14.305706][  T403] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd39143c00
| [   29.570713][    C1] softirqs last disabled at (1014003): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   29.570715][    C1] Preemption disabled at:
| [   29.570716][    C1] 0x0
| [   29.570727][    C1] Tainted: [W]=WARN
[   29.570727][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.570729][    C1] Call Trace:
[   29.570731][    C1]  <IRQ>
[   29.570732][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.570738][    C1]  __might_resched.cold (kernel/sched/core.c:9234)
[   29.570741][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   29.570745][    C1]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   29.570748][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.570752][    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))
[   29.570755][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.570758][    C1]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.570761][    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)
[   29.570763][    C1]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.570765][    C1]  put_chars (drivers/char/virtio_console.c:1176)
[   29.570767][    C1]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   29.570769][    C1]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   29.570772][    C1]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   29.570776][    C1]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   29.570777][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.570779][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.570781][    C1]  console_emit_next_record (kernel/printk/printk.c:3183)
[   29.570784][    C1]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   29.570786][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.570787][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.570789][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.570791][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   29.570793][    C1]  console_flush_one_record (kernel/printk/printk.c:3268)
[   29.570795][    C1]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   29.570798][    C1]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   29.570800][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.570801][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   29.570803][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.570805][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.570806][    C1]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   29.570808][    C1]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   29.570810][    C1]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   29.570812][    C1]  vprintk_emit (kernel/printk/printk.c:2479)
[   29.570814][    C1]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   29.570816][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.570828][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   29.570830][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.570836][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.570842][    C1]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   29.570846][    C1]  _printk (kernel/printk/printk.c:2504)
[   29.570849][    C1]  ? snapshot_read.cold (user.c:?)
[   29.570851][    C1]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   29.570855][    C1]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.570857][    C1]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   29.570859][    C1]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   29.570861][    C1]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   29.570864][    C1]  mark_lock (kernel/locking/lockdep.c:4769)
[   29.570866][    C1]  mark_usage (kernel/locking/lockdep.c:4658)
[   29.570868][    C1]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   29.570870][    C1]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.570872][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.570878][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.570880][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.570882][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.570888][    C1]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   29.570890][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.570896][    C1] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.570902][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.570908][    C1]  call_timer_fn (kernel/time/timer.c:1748)
[   29.570911][    C1]  ? detach_if_pending (./include/linux/list.h:1159)
[   29.570913][    C1]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   29.570917][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.570918][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.570920][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.570922][    C1]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   29.570924][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.570931][    C1]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   29.570933][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.570936][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.570938][    C1]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   29.570940][    C1]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   29.570942][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.570944][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.570946][    C1]  handle_softirqs (kernel/softirq.c:645)
[   29.570948][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.570949][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   29.570951][    C1]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   29.570953][    C1]  irq_exit_rcu (kernel/softirq.c:784)
[   29.570954][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   29.570957][    C1]  </IRQ>
[   29.570958][    C1]  <TASK>
[   29.570958][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   29.570960][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   29.570962][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   29.570965][    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
[   29.570967][    C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282
[   29.570970][    C1] RAX: 00000000000f78f1 RBX: ff11000001bea380 RCX: ffffffff898f0307
[   29.570972][    C1] RDX: ff11000001bea380 RSI: ffffffff8c638af6 RDI: ffffffff8c08d8e0
[   29.570973][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   29.570974][    C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3
[   29.570974][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   29.570976][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.570979][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   29.570981][    C1]  default_idle_call (kernel/sched/idle.c:122)
[   29.570983][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.570985][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[   29.570986][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   29.570989][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.570991][    C1]  do_idle (kernel/sched/idle.c:355)
[   29.570993][    C1]  cpu_startup_entry (kernel/sched/idle.c:454)
[   29.570994][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   29.570996][    C1]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   29.570998][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   29.633878][    C1]
| [   29.633946][    C1]
| [   29.633946][    C1] stack backtrace:
| [   29.634176][    C1] Tainted: [W]=WARN
[   29.634177][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.634178][    C1] Call Trace:
[   29.634180][    C1]  <IRQ>
[   29.634181][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.634185][    C1]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   29.634189][    C1]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   29.634192][    C1]  mark_lock (kernel/locking/lockdep.c:4769)
[   29.634194][    C1]  mark_usage (kernel/locking/lockdep.c:4658)
[   29.634195][    C1]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   29.634197][    C1]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.634199][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.634206][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.634209][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.634211][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.634217][    C1]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   29.634219][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.634225][    C1] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   29.634232][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.634238][    C1]  call_timer_fn (kernel/time/timer.c:1748)
[   29.634240][    C1]  ? detach_if_pending (./include/linux/list.h:1159)
[   29.634242][    C1]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   29.634245][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.634247][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.634249][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.634251][    C1]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   29.634253][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   29.634260][    C1]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   29.634262][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.634264][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   29.634267][    C1]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   29.634269][    C1]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   29.634270][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.634273][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.634274][    C1]  handle_softirqs (kernel/softirq.c:645)
[   29.634276][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.634278][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   29.634280][    C1]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   29.634281][    C1]  irq_exit_rcu (kernel/softirq.c:784)
[   29.634283][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   29.634285][    C1]  </IRQ>
[   29.634285][    C1]  <TASK>
[   29.634286][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   29.634288][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   29.634289][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   29.634291][    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
[   29.634293][    C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282
[   29.634295][    C1] RAX: 00000000000f78f1 RBX: ff11000001bea380 RCX: ffffffff898f0307
[   29.634297][    C1] RDX: ff11000001bea380 RSI: ffffffff8c638af6 RDI: ffffffff8c08d8e0
[   29.634298][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   29.634299][    C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3
[   29.634299][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   29.634301][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.634303][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   29.634305][    C1]  default_idle_call (kernel/sched/idle.c:122)
[   29.634307][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   29.634308][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[   29.634310][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   29.634312][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.634314][    C1]  do_idle (kernel/sched/idle.c:355)
[   29.634315][    C1]  cpu_startup_entry (kernel/sched/idle.c:454)
[   29.634317][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   29.634318][    C1]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   29.634320][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   31.848022][  T853] softirqs last disabled at (0): 0x0
| [   31.848025][  T853] Preemption disabled at:
| [   31.848026][  T853] vprintk_emit (kernel/printk/printk.c:2471)
| [   31.848041][  T853] Tainted: [W]=WARN
[   31.848042][  T853] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.848044][  T853] Call Trace:
[   31.848047][  T853]  <TASK>
[   31.848048][  T853]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   31.848055][  T853]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   31.848058][  T853]  __might_resched.cold (kernel/sched/core.c:9234)
[   31.848063][  T853]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   31.848067][  T853]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   31.848071][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.848076][  T853]  __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))
[   31.848080][  T853]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   31.848083][  T853]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.848089][  T853]  ? 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)
[   31.848091][  T853]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.848094][  T853]  put_chars (drivers/char/virtio_console.c:1176)
[   31.848097][  T853]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   31.848100][  T853]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   31.848104][  T853]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   31.848109][  T853]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   31.848112][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.848114][  T853]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.848118][  T853]  console_emit_next_record (kernel/printk/printk.c:3183)
[   31.848122][  T853]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   31.848125][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.848128][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.848137][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.848140][  T853]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.848143][  T853]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   31.848146][  T853]  console_flush_one_record (kernel/printk/printk.c:3268)
[   31.848150][  T853]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   31.848154][  T853]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   31.848157][  T853]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.848159][  T853]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   31.848162][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.848164][  T853]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   31.848167][  T853]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   31.848169][  T853]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   31.848172][  T853]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   31.848175][  T853]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   31.848178][  T853]  vprintk_emit (kernel/printk/printk.c:2479)
[   31.848181][  T853]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   31.848184][  T853]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   31.848188][  T853]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.848191][  T853]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   31.848193][  T853]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   31.848197][  T853]  ? ___sys_sendmsg (net/socket.c:2767)
[   31.848199][  T853]  ? __sys_sendmsg (net/socket.c:2799)
[   31.848202][  T853]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   31.848206][  T853]  _printk (kernel/printk/printk.c:2504)
[   31.848210][  T853]  ? snapshot_read.cold (user.c:?)
[   31.848214][  T853]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   31.848217][  T853]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   31.848220][  T853]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   31.848223][  T853]  ? netdev_notice (net/core/dev.c:13194)
[   31.848226][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.848229][  T853]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   31.848232][  T853]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   31.848236][  T853]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   31.848238][  T853]  ? 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)
[   31.848242][  T853]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   31.848246][  T853]  dev_set_allmulti (net/core/dev_api.c:315)
[   31.848250][  T853] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   31.848268][  T853]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   31.848273][  T853]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   31.848277][  T853] br_del_if (net/bridge/br_if.c:732) bridge
[   31.848289][  T853]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   31.848292][  T853]  do_set_master (net/core/rtnetlink.c:3055)
[   31.848296][  T853]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   31.848300][  T853]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   31.848304][  T853]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   31.848306][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.848309][  T853]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   31.848314][  T853]  ? kasan_save_stack (mm/kasan/common.c:58)
[   31.848317][  T853]  ? kasan_save_stack (mm/kasan/common.c:57)
[   31.848319][  T853]  ? kasan_save_track (mm/kasan/common.c:78)
[   31.848322][  T853]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   31.848324][  T853]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   31.848326][  T853]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   31.848328][  T853]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   31.848330][  T853]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   31.848333][  T853]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.848335][  T853]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   31.848337][  T853]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   31.848339][  T853]  ? ___sys_sendmsg (net/socket.c:2767)
[   31.848341][  T853]  ? __sys_sendmsg (net/socket.c:2799)
[   31.848344][  T853]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   31.848346][  T853]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.848350][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.848353][  T853]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.848355][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.848357][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.848360][  T853]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   31.848363][  T853]  ? __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)
[   31.848366][  T853]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   31.848368][  T853]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   31.848371][  T853]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   31.848373][  T853]  ? nla_get_range_signed (lib/nlattr.c:270)
[   31.848377][  T853]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   31.848380][  T853]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   31.848384][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.848387][  T853]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   31.848389][  T853]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.848391][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.848394][  T853]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   31.848397][  T853]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   31.848400][  T853]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   31.848402][  T853]  ? __kernel_text_address (kernel/extable.c:79)
[   31.848404][  T853]  ? write_profile (profile.c:?)
[   31.848406][  T853]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   31.848409][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.848412][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.848414][  T853]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   31.848419][  T853]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.848421][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.848424][  T853]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   31.848426][  T853]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   31.848429][  T853]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.848431][  T853]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   31.848433][  T853]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   31.848437][  T853]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   31.848440][  T853]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.848442][  T853]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   31.848444][  T853]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.848447][  T853]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   31.848451][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.848453][  T853]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   31.848457][  T853]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.848460][  T853]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.848462][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.848465][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.848467][  T853]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.848470][  T853]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   31.848474][  T853]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   31.848477][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.848479][  T853]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   31.848482][  T853]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   31.848485][  T853]  ? copy_msghdr_from_user (net/socket.c:2650)
[   31.848488][  T853]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   31.848491][  T853]  ? move_addr_to_kernel (net/socket.c:258)
[   31.848493][  T853]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   31.848497][  T853]  ___sys_sendmsg (net/socket.c:2767)
[   31.848500][  T853]  ? copy_msghdr_from_user (net/socket.c:2619)
[   31.848509][  T853]  __sys_sendmsg (net/socket.c:2799)
[   31.848512][  T853]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   31.848516][  T853]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.848520][  T853]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   31.848522][  T853]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   31.848525][  T853]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.848527][  T853] RIP: 0033:0x7f014e63c54e
[   31.848530][  T853] 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
[   31.848533][  T853] RSP: 002b:00007ffd3609f2b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.848538][  T853] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f014e63c54e
[   31.848540][  T853] RDX: 0000000000000000 RSI: 00007ffd3609f360 RDI: 0000000000000005
[   31.848542][  T853] RBP: 00007ffd3609f2c0 R08: 0000000000000000 R09: 0000000000000000
[   31.848543][  T853] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917eab
[   31.848545][  T853] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd3609fa20
| [   49.352290][ T1390] softirqs last disabled at (0): 0x0
| [   49.352291][ T1390] Preemption disabled at:
| [   49.352292][ T1390] vprintk_emit (kernel/printk/printk.c:2471)
| [   49.352305][ T1390] Tainted: [W]=WARN
[   49.352306][ T1390] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.352308][ T1390] Call Trace:
[   49.352309][ T1390]  <TASK>
[   49.352310][ T1390]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   49.352316][ T1390]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   49.352318][ T1390]  __might_resched.cold (kernel/sched/core.c:9234)
[   49.352322][ T1390]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   49.352325][ T1390]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   49.352328][ T1390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.352332][ T1390]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   49.352336][ T1390]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   49.352338][ T1390]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.352342][ T1390]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   49.352344][ T1390]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.352346][ T1390]  put_chars (drivers/char/virtio_console.c:1176)
[   49.352348][ T1390]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   49.352350][ T1390]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   49.352353][ T1390]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   49.352356][ T1390]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   49.352357][ T1390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.352360][ T1390]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.352362][ T1390]  console_emit_next_record (kernel/printk/printk.c:3183)
[   49.352364][ T1390]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   49.352367][ T1390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.352368][ T1390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.352370][ T1390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.352372][ T1390]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.352374][ T1390]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   49.352375][ T1390]  console_flush_one_record (kernel/printk/printk.c:3268)
[   49.352378][ T1390]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   49.352381][ T1390]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   49.352383][ T1390]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.352384][ T1390]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   49.352386][ T1390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.352388][ T1390]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.352389][ T1390]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   49.352391][ T1390]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   49.352393][ T1390]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   49.352395][ T1390]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   49.352397][ T1390]  vprintk_emit (kernel/printk/printk.c:2479)
[   49.352400][ T1390]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   49.352402][ T1390]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   49.352405][ T1390]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.352407][ T1390]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   49.352409][ T1390]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   49.352411][ T1390]  ? ___sys_sendmsg (net/socket.c:2767)
[   49.352413][ T1390]  ? __sys_sendmsg (net/socket.c:2799)
[   49.352415][ T1390]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   49.352418][ T1390]  _printk (kernel/printk/printk.c:2504)
[   49.352421][ T1390]  ? snapshot_read.cold (user.c:?)
[   49.352424][ T1390]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   49.352426][ T1390]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   49.352428][ T1390]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   49.352430][ T1390]  ? netdev_notice (net/core/dev.c:13194)
[   49.352432][ T1390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.352434][ T1390]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   49.352436][ T1390]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   49.352438][ T1390]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   49.352440][ T1390]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   49.352442][ T1390]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   49.352445][ T1390]  dev_set_allmulti (net/core/dev_api.c:315)
[   49.352448][ T1390] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   49.352461][ T1390]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   49.352465][ T1390]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   49.352467][ T1390] br_del_if (net/bridge/br_if.c:732) bridge
[   49.352475][ T1390]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   49.352477][ T1390]  do_set_master (net/core/rtnetlink.c:3055)
[   49.352480][ T1390]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   49.352482][ T1390]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   49.352485][ T1390]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   49.352486][ T1390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.352488][ T1390]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   49.352492][ T1390]  ? kasan_save_stack (mm/kasan/common.c:58)
[   49.352495][ T1390]  ? kasan_save_stack (mm/kasan/common.c:57)
[   49.352496][ T1390]  ? kasan_save_track (mm/kasan/common.c:78)
[   49.352498][ T1390]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   49.352500][ T1390]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   49.352501][ T1390]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   49.352502][ T1390]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   49.352503][ T1390]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   49.352505][ T1390]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.352506][ T1390]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   49.352508][ T1390]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   49.352509][ T1390]  ? ___sys_sendmsg (net/socket.c:2767)
[   49.352511][ T1390]  ? __sys_sendmsg (net/socket.c:2799)
[   49.352512][ T1390]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   49.352513][ T1390]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.352516][ T1390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.352518][ T1390]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.352519][ T1390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.352521][ T1390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.352523][ T1390]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   49.352525][ T1390]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   49.352527][ T1390]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   49.352529][ T1390]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   49.352530][ T1390]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   49.352532][ T1390]  ? nla_get_range_signed (lib/nlattr.c:270)
[   49.352534][ T1390]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   49.352536][ T1390]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   49.352538][ T1390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.352540][ T1390]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.352542][ T1390]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.352543][ T1390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.352545][ T1390]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   49.352547][ T1390]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   49.352549][ T1390]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   49.352550][ T1390]  ? __kernel_text_address (kernel/extable.c:79)
[   49.352552][ T1390]  ? write_profile (profile.c:?)
[   49.352553][ T1390]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   49.352556][ T1390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.352557][ T1390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.352559][ T1390]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   49.352563][ T1390]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.352564][ T1390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.352566][ T1390]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.352568][ T1390]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   49.352569][ T1390]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.352571][ T1390]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   49.352572][ T1390]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   49.352575][ T1390]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   49.352576][ T1390]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.352578][ T1390]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.352579][ T1390]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.352581][ T1390]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   49.352583][ T1390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.352585][ T1390]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.352587][ T1390]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.352589][ T1390]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.352591][ T1390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.352593][ T1390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.352595][ T1390]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.352597][ T1390]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   49.352599][ T1390]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   49.352601][ T1390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.352602][ T1390]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   49.352604][ T1390]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   49.352606][ T1390]  ? copy_msghdr_from_user (net/socket.c:2650)
[   49.352608][ T1390]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   49.352610][ T1390]  ? move_addr_to_kernel (net/socket.c:258)
[   49.352611][ T1390]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   49.352614][ T1390]  ___sys_sendmsg (net/socket.c:2767)
[   49.352618][ T1390]  ? copy_msghdr_from_user (net/socket.c:2619)
[   49.352623][ T1390]  __sys_sendmsg (net/socket.c:2799)
[   49.352625][ T1390]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   49.352628][ T1390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.352630][ T1390]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   49.352632][ T1390]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   49.352634][ T1390]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.352636][ T1390] RIP: 0033:0x7fb7b3d5354e
[   49.352637][ T1390] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.352639][ T1390] RSP: 002b:00007ffe91a353f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.352643][ T1390] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb7b3d5354e
[   49.352645][ T1390] RDX: 0000000000000000 RSI: 00007ffe91a354a0 RDI: 0000000000000005
[   49.352645][ T1390] RBP: 00007ffe91a35400 R08: 0000000000000000 R09: 0000000000000000
[   49.352646][ T1390] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ebc
[   49.352647][ T1390] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe91a35b60
| [   64.496943][ T1904] softirqs last disabled at (0): 0x0
| [   64.496945][ T1904] Preemption disabled at:
| [   64.496946][ T1904] vprintk_emit (kernel/printk/printk.c:2471)
| [   64.496958][ T1904] Tainted: [W]=WARN
[   64.496959][ T1904] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   64.496961][ T1904] Call Trace:
[   64.496962][ T1904]  <TASK>
[   64.496964][ T1904]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   64.496969][ T1904]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   64.496971][ T1904]  __might_resched.cold (kernel/sched/core.c:9234)
[   64.496975][ T1904]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   64.496978][ T1904]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   64.496982][ T1904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.496985][ T1904]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   64.496989][ T1904]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   64.496991][ T1904]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   64.496995][ T1904]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   64.496997][ T1904]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   64.496999][ T1904]  put_chars (drivers/char/virtio_console.c:1176)
[   64.497001][ T1904]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   64.497003][ T1904]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   64.497005][ T1904]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   64.497009][ T1904]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   64.497010][ T1904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.497012][ T1904]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.497014][ T1904]  console_emit_next_record (kernel/printk/printk.c:3183)
[   64.497017][ T1904]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   64.497019][ T1904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.497020][ T1904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.497022][ T1904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.497024][ T1904]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.497026][ T1904]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   64.497028][ T1904]  console_flush_one_record (kernel/printk/printk.c:3268)
[   64.497030][ T1904]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   64.497033][ T1904]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   64.497034][ T1904]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.497036][ T1904]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   64.497038][ T1904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.497039][ T1904]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.497041][ T1904]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   64.497042][ T1904]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   64.497045][ T1904]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   64.497047][ T1904]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   64.497049][ T1904]  vprintk_emit (kernel/printk/printk.c:2479)
[   64.497051][ T1904]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   64.497053][ T1904]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   64.497056][ T1904]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.497059][ T1904]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   64.497060][ T1904]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   64.497063][ T1904]  ? ___sys_sendmsg (net/socket.c:2767)
[   64.497065][ T1904]  ? __sys_sendmsg (net/socket.c:2799)
[   64.497067][ T1904]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   64.497070][ T1904]  _printk (kernel/printk/printk.c:2504)
[   64.497073][ T1904]  ? snapshot_read.cold (user.c:?)
[   64.497076][ T1904]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   64.497079][ T1904]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   64.497080][ T1904]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   64.497082][ T1904]  ? netdev_notice (net/core/dev.c:13194)
[   64.497084][ T1904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.497086][ T1904]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   64.497087][ T1904]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   64.497090][ T1904]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   64.497091][ T1904]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   64.497094][ T1904]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   64.497097][ T1904]  dev_set_allmulti (net/core/dev_api.c:315)
[   64.497100][ T1904] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   64.497112][ T1904]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   64.497116][ T1904]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   64.497119][ T1904] br_del_if (net/bridge/br_if.c:732) bridge
[   64.497126][ T1904]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   64.497129][ T1904]  do_set_master (net/core/rtnetlink.c:3055)
[   64.497131][ T1904]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   64.497134][ T1904]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   64.497136][ T1904]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   64.497137][ T1904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.497139][ T1904]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   64.497143][ T1904]  ? kasan_save_stack (mm/kasan/common.c:58)
[   64.497145][ T1904]  ? kasan_save_stack (mm/kasan/common.c:57)
[   64.497147][ T1904]  ? kasan_save_track (mm/kasan/common.c:78)
[   64.497148][ T1904]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   64.497150][ T1904]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   64.497151][ T1904]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   64.497153][ T1904]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   64.497154][ T1904]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   64.497155][ T1904]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.497156][ T1904]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   64.497158][ T1904]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   64.497159][ T1904]  ? ___sys_sendmsg (net/socket.c:2767)
[   64.497161][ T1904]  ? __sys_sendmsg (net/socket.c:2799)
[   64.497162][ T1904]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   64.497163][ T1904]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.497166][ T1904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.497168][ T1904]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.497169][ T1904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.497171][ T1904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.497173][ T1904]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   64.497175][ T1904]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   64.497177][ T1904]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   64.497178][ T1904]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   64.497180][ T1904]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   64.497181][ T1904]  ? nla_get_range_signed (lib/nlattr.c:270)
[   64.497184][ T1904]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   64.497186][ T1904]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   64.497188][ T1904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.497190][ T1904]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   64.497191][ T1904]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.497193][ T1904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.497195][ T1904]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   64.497197][ T1904]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   64.497198][ T1904]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   64.497200][ T1904]  ? __kernel_text_address (kernel/extable.c:79)
[   64.497201][ T1904]  ? write_profile (profile.c:?)
[   64.497202][ T1904]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   64.497205][ T1904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.497207][ T1904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.497208][ T1904]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   64.497212][ T1904]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.497214][ T1904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.497215][ T1904]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   64.497217][ T1904]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   64.497218][ T1904]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.497220][ T1904]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   64.497221][ T1904]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   64.497224][ T1904]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   64.497225][ T1904]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.497227][ T1904]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.497228][ T1904]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   64.497230][ T1904]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   64.497232][ T1904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.497234][ T1904]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.497236][ T1904]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.497238][ T1904]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   64.497240][ T1904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.497241][ T1904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.497243][ T1904]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.497245][ T1904]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   64.497247][ T1904]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   64.497249][ T1904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.497251][ T1904]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   64.497252][ T1904]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   64.497254][ T1904]  ? copy_msghdr_from_user (net/socket.c:2650)
[   64.497256][ T1904]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   64.497257][ T1904]  ? move_addr_to_kernel (net/socket.c:258)
[   64.497259][ T1904]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   64.497261][ T1904]  ___sys_sendmsg (net/socket.c:2767)
[   64.497263][ T1904]  ? copy_msghdr_from_user (net/socket.c:2619)
[   64.497268][ T1904]  __sys_sendmsg (net/socket.c:2799)
[   64.497270][ T1904]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   64.497273][ T1904]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.497275][ T1904]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   64.497276][ T1904]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   64.497279][ T1904]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.497280][ T1904] RIP: 0033:0x7f3d37e8a54e
[   64.497282][ T1904] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   64.497284][ T1904] RSP: 002b:00007ffc2acc6670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   64.497288][ T1904] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3d37e8a54e
[   64.497289][ T1904] RDX: 0000000000000000 RSI: 00007ffc2acc6720 RDI: 0000000000000005
[   64.497290][ T1904] RBP: 00007ffc2acc6680 R08: 0000000000000000 R09: 0000000000000000
[   64.497291][ T1904] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ecb
[   64.497292][ T1904] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc2acc6de0
| [   82.113075][ T2440] softirqs last disabled at (0): 0x0
| [   82.113077][ T2440] Preemption disabled at:
| [   82.113078][ T2440] vprintk_emit (kernel/printk/printk.c:2471)
| [   82.113090][ T2440] Tainted: [W]=WARN
[   82.113091][ T2440] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   82.113093][ T2440] Call Trace:
[   82.113094][ T2440]  <TASK>
[   82.113095][ T2440]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   82.113101][ T2440]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   82.113103][ T2440]  __might_resched.cold (kernel/sched/core.c:9234)
[   82.113107][ T2440]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   82.113110][ T2440]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   82.113113][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.113117][ T2440]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   82.113120][ T2440]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   82.113123][ T2440]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   82.113127][ T2440]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   82.113129][ T2440]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   82.113131][ T2440]  put_chars (drivers/char/virtio_console.c:1176)
[   82.113133][ T2440]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   82.113135][ T2440]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   82.113138][ T2440]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   82.113141][ T2440]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   82.113142][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.113144][ T2440]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.113146][ T2440]  console_emit_next_record (kernel/printk/printk.c:3183)
[   82.113149][ T2440]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   82.113151][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.113153][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.113154][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.113156][ T2440]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.113158][ T2440]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   82.113160][ T2440]  console_flush_one_record (kernel/printk/printk.c:3268)
[   82.113162][ T2440]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   82.113165][ T2440]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   82.113167][ T2440]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.113168][ T2440]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   82.113170][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.113172][ T2440]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   82.113173][ T2440]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   82.113175][ T2440]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   82.113177][ T2440]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   82.113179][ T2440]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   82.113181][ T2440]  vprintk_emit (kernel/printk/printk.c:2479)
[   82.113184][ T2440]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   82.113185][ T2440]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   82.113189][ T2440]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   82.113191][ T2440]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   82.113193][ T2440]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   82.113195][ T2440]  ? ___sys_sendmsg (net/socket.c:2767)
[   82.113197][ T2440]  ? __sys_sendmsg (net/socket.c:2799)
[   82.113199][ T2440]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   82.113202][ T2440]  _printk (kernel/printk/printk.c:2504)
[   82.113206][ T2440]  ? snapshot_read.cold (user.c:?)
[   82.113208][ T2440]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   82.113211][ T2440]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   82.113213][ T2440]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   82.113215][ T2440]  ? netdev_notice (net/core/dev.c:13194)
[   82.113217][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.113218][ T2440]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   82.113220][ T2440]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   82.113223][ T2440]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   82.113224][ T2440]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   82.113227][ T2440]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   82.113230][ T2440]  dev_set_allmulti (net/core/dev_api.c:315)
[   82.113233][ T2440] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   82.113246][ T2440]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   82.113249][ T2440]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   82.113252][ T2440] br_del_if (net/bridge/br_if.c:732) bridge
[   82.113260][ T2440]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   82.113262][ T2440]  do_set_master (net/core/rtnetlink.c:3055)
[   82.113265][ T2440]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   82.113267][ T2440]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   82.113270][ T2440]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   82.113271][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.113273][ T2440]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   82.113277][ T2440]  ? kasan_save_stack (mm/kasan/common.c:58)
[   82.113279][ T2440]  ? kasan_save_stack (mm/kasan/common.c:57)
[   82.113281][ T2440]  ? kasan_save_track (mm/kasan/common.c:78)
[   82.113282][ T2440]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   82.113284][ T2440]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   82.113286][ T2440]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   82.113287][ T2440]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   82.113288][ T2440]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   82.113289][ T2440]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   82.113291][ T2440]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   82.113292][ T2440]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   82.113293][ T2440]  ? ___sys_sendmsg (net/socket.c:2767)
[   82.113295][ T2440]  ? __sys_sendmsg (net/socket.c:2799)
[   82.113296][ T2440]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   82.113298][ T2440]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   82.113300][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.113302][ T2440]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.113304][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.113305][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.113307][ T2440]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   82.113310][ T2440]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   82.113312][ T2440]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   82.113313][ T2440]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   82.113315][ T2440]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   82.113316][ T2440]  ? nla_get_range_signed (lib/nlattr.c:270)
[   82.113319][ T2440]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   82.113321][ T2440]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   82.113323][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.113325][ T2440]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   82.113326][ T2440]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.113327][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.113330][ T2440]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   82.113331][ T2440]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   82.113333][ T2440]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   82.113334][ T2440]  ? __kernel_text_address (kernel/extable.c:79)
[   82.113336][ T2440]  ? write_profile (profile.c:?)
[   82.113337][ T2440]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   82.113340][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.113341][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.113343][ T2440]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   82.113347][ T2440]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.113348][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.113350][ T2440]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   82.113352][ T2440]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   82.113353][ T2440]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   82.113355][ T2440]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   82.113356][ T2440]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   82.113359][ T2440]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   82.113360][ T2440]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   82.113362][ T2440]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   82.113363][ T2440]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   82.113365][ T2440]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   82.113367][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.113369][ T2440]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   82.113371][ T2440]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   82.113373][ T2440]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   82.113375][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.113376][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.113378][ T2440]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   82.113380][ T2440]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   82.113382][ T2440]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   82.113384][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.113386][ T2440]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   82.113388][ T2440]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   82.113389][ T2440]  ? copy_msghdr_from_user (net/socket.c:2650)
[   82.113391][ T2440]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   82.113393][ T2440]  ? move_addr_to_kernel (net/socket.c:258)
[   82.113394][ T2440]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   82.113397][ T2440]  ___sys_sendmsg (net/socket.c:2767)
[   82.113399][ T2440]  ? copy_msghdr_from_user (net/socket.c:2619)
[   82.113404][ T2440]  __sys_sendmsg (net/socket.c:2799)
[   82.113406][ T2440]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   82.113408][ T2440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   82.113411][ T2440]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   82.113412][ T2440]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   82.113420][ T2440]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   82.113421][ T2440] RIP: 0033:0x7ff2b991b54e
[   82.113423][ T2440] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   82.113425][ T2440] RSP: 002b:00007ffd4b7ef090 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   82.113429][ T2440] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff2b991b54e
[   82.113431][ T2440] RDX: 0000000000000000 RSI: 00007ffd4b7ef140 RDI: 0000000000000005
[   82.113432][ T2440] RBP: 00007ffd4b7ef0a0 R08: 0000000000000000 R09: 0000000000000000
[   82.113432][ T2440] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917edd
[   82.113433][ T2440] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd4b7ef800
| [   89.426596][ T2600] softirqs last disabled at (0): 0x0
| [   89.426597][ T2600] Preemption disabled at:
| [   89.426598][ T2600] vprintk_emit (kernel/printk/printk.c:2471)
| [   89.426610][ T2600] Tainted: [W]=WARN
[   89.426611][ T2600] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   89.426613][ T2600] Call Trace:
[   89.426614][ T2600]  <TASK>
[   89.426617][ T2600]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   89.426623][ T2600]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   89.426625][ T2600]  __might_resched.cold (kernel/sched/core.c:9234)
[   89.426628][ T2600]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   89.426632][ T2600]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   89.426635][ T2600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.426639][ T2600]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   89.426642][ T2600]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   89.426645][ T2600]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   89.426649][ T2600]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   89.426651][ T2600]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   89.426653][ T2600]  put_chars (drivers/char/virtio_console.c:1176)
[   89.426654][ T2600]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   89.426656][ T2600]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   89.426659][ T2600]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   89.426662][ T2600]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   89.426664][ T2600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.426665][ T2600]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.426668][ T2600]  console_emit_next_record (kernel/printk/printk.c:3183)
[   89.426670][ T2600]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   89.426672][ T2600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.426674][ T2600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.426676][ T2600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.426677][ T2600]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.426679][ T2600]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   89.426681][ T2600]  console_flush_one_record (kernel/printk/printk.c:3268)
[   89.426683][ T2600]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   89.426686][ T2600]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   89.426688][ T2600]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.426689][ T2600]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   89.426691][ T2600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.426693][ T2600]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   89.426694][ T2600]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   89.426696][ T2600]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   89.426698][ T2600]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   89.426700][ T2600]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   89.426702][ T2600]  vprintk_emit (kernel/printk/printk.c:2479)
[   89.426704][ T2600]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   89.426706][ T2600]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   89.426709][ T2600]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   89.426712][ T2600]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   89.426713][ T2600]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   89.426716][ T2600]  ? ___sys_sendmsg (net/socket.c:2767)
[   89.426717][ T2600]  ? __sys_sendmsg (net/socket.c:2799)
[   89.426719][ T2600]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   89.426722][ T2600]  _printk (kernel/printk/printk.c:2504)
[   89.426725][ T2600]  ? snapshot_read.cold (user.c:?)
[   89.426728][ T2600]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   89.426731][ T2600]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   89.426732][ T2600]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   89.426734][ T2600]  ? netdev_notice (net/core/dev.c:13194)
[   89.426736][ T2600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.426738][ T2600]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   89.426740][ T2600]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   89.426742][ T2600]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   89.426744][ T2600]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   89.426747][ T2600]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   89.426750][ T2600]  dev_set_allmulti (net/core/dev_api.c:315)
[   89.426752][ T2600] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   89.426765][ T2600]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   89.426769][ T2600]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   89.426772][ T2600] br_del_if (net/bridge/br_if.c:732) bridge
[   89.426779][ T2600]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   89.426781][ T2600]  do_set_master (net/core/rtnetlink.c:3055)
[   89.426784][ T2600]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   89.426786][ T2600]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   89.426789][ T2600]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   89.426790][ T2600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.426792][ T2600]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   89.426796][ T2600]  ? kasan_save_stack (mm/kasan/common.c:58)
[   89.426798][ T2600]  ? kasan_save_stack (mm/kasan/common.c:57)
[   89.426800][ T2600]  ? kasan_save_track (mm/kasan/common.c:78)
[   89.426801][ T2600]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   89.426803][ T2600]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   89.426804][ T2600]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   89.426805][ T2600]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   89.426806][ T2600]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   89.426808][ T2600]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   89.426809][ T2600]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   89.426810][ T2600]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   89.426812][ T2600]  ? ___sys_sendmsg (net/socket.c:2767)
[   89.426813][ T2600]  ? __sys_sendmsg (net/socket.c:2799)
[   89.426815][ T2600]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   89.426816][ T2600]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   89.426818][ T2600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.426820][ T2600]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.426822][ T2600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.426823][ T2600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.426825][ T2600]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   89.426827][ T2600]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   89.426830][ T2600]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   89.426831][ T2600]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   89.426832][ T2600]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   89.426834][ T2600]  ? nla_get_range_signed (lib/nlattr.c:270)
[   89.426836][ T2600]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   89.426838][ T2600]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   89.426840][ T2600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.426842][ T2600]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   89.426843][ T2600]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.426844][ T2600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.426847][ T2600]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   89.426848][ T2600]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   89.426850][ T2600]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   89.426852][ T2600]  ? __kernel_text_address (kernel/extable.c:79)
[   89.426853][ T2600]  ? write_profile (profile.c:?)
[   89.426854][ T2600]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   89.426857][ T2600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.426858][ T2600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.426860][ T2600]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   89.426864][ T2600]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.426865][ T2600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.426867][ T2600]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   89.426868][ T2600]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   89.426870][ T2600]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   89.426871][ T2600]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   89.426873][ T2600]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   89.426875][ T2600]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   89.426877][ T2600]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   89.426878][ T2600]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   89.426880][ T2600]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   89.426881][ T2600]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   89.426884][ T2600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.426885][ T2600]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   89.426887][ T2600]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   89.426889][ T2600]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   89.426891][ T2600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.426893][ T2600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.426894][ T2600]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   89.426896][ T2600]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   89.426898][ T2600]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   89.426900][ T2600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.426902][ T2600]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   89.426904][ T2600]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   89.426905][ T2600]  ? copy_msghdr_from_user (net/socket.c:2650)
[   89.426907][ T2600]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   89.426909][ T2600]  ? move_addr_to_kernel (net/socket.c:258)
[   89.426910][ T2600]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   89.426913][ T2600]  ___sys_sendmsg (net/socket.c:2767)
[   89.426914][ T2600]  ? copy_msghdr_from_user (net/socket.c:2619)
[   89.426919][ T2600]  __sys_sendmsg (net/socket.c:2799)
[   89.426921][ T2600]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   89.426924][ T2600]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   89.426926][ T2600]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   89.426927][ T2600]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   89.426929][ T2600]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   89.426931][ T2600] RIP: 0033:0x7f55a189d54e
[   89.426933][ T2600] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   89.426935][ T2600] RSP: 002b:00007fffcdcbfba0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   89.426939][ T2600] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f55a189d54e
[   89.426940][ T2600] RDX: 0000000000000000 RSI: 00007fffcdcbfc50 RDI: 0000000000000005
[   89.426941][ T2600] RBP: 00007fffcdcbfbb0 R08: 0000000000000000 R09: 0000000000000000
[   89.426942][ T2600] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ee4


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