======================================
| [   10.246810][  T238] softirqs last disabled at (25673): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.246812][  T238] Preemption disabled at:
| [   10.246813][  T238] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.246823][  T238] Tainted: [W]=WARN
[   10.246824][  T238] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.246825][  T238] Call Trace:
[   10.246827][  T238]  <TASK>
[   10.246828][  T238]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.246834][  T238]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.246836][  T238]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.246840][  T238]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.246845][  T238]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.246850][  T238]  __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))
[   10.246852][  T238]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.246857][  T238]  ? 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)
[   10.246860][  T238]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.246863][  T238]  put_chars (drivers/char/virtio_console.c:1176)
[   10.246866][  T238]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.246867][  T238]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.246871][  T238]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.246874][  T238]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.246878][  T238]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.246881][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.246885][  T238]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.246888][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.246892][  T238]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.246896][  T238]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.246898][  T238]  ? 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))
[   10.246901][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.246903][  T238]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.246907][  T238]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.246911][  T238]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.246912][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.246917][  T238]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.246920][  T238]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.246922][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.246924][  T238]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.246927][  T238]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.246929][  T238]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.246932][  T238]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.246936][  T238]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.246941][  T238]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   10.246945][  T238]  _printk (kernel/printk/printk.c:2504)
[   10.246948][  T238]  ? snapshot_read.cold (user.c:?)
[   10.246954][  T238]  ? 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)
[   10.246957][  T238] vlan_proto_init (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/net/netns/generic.h:45 (discriminator 2)) 8021q
[   10.246960][  T238]  do_one_initcall (init/main.c:1357)
[   10.246963][  T238]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   10.246967][  T238]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   10.246970][  T238]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   10.246974][  T238]  do_init_module (kernel/module/main.c:3117)
[   10.246978][  T238]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.246982][  T238]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   10.246985][  T238]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   10.246989][  T238]  load_module (kernel/module/main.c:3593)
[   10.246996][  T238]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   10.246999][  T238]  ? __ia32_sys_fsconfig (??:?)
[   10.247002][  T238]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   10.247006][  T238]  ? backing_file_read_iter (fs/backing-file.c:211)
[   10.247009][  T238]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.247013][  T238]  init_module_from_file (kernel/module/main.c:3790)
[   10.247016][  T238]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   10.247023][  T238]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.247027][  T238]  ? 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)
[   10.247030][  T238]  idempotent_init_module (kernel/module/main.c:3802)
[   10.247033][  T238]  ? init_module_from_file (kernel/module/main.c:3791)
[   10.247039][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.247041][  T238]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   10.247047][  T238]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   10.247049][  T238]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.247052][  T238]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.247054][  T238]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.247057][  T238]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.247059][  T238] RIP: 0033:0x7fe55481137d
[   10.247062][  T238] 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
[   10.247068][  T238] RSP: 002b:00007ffd64245d48 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   10.247071][  T238] RAX: ffffffffffffffda RBX: 00005630dd249810 RCX: 00007fe55481137d
[   10.247073][  T238] RDX: 0000000000000000 RSI: 00005630c4375ffd RDI: 0000000000000000
[   10.247074][  T238] RBP: 00007ffd64245de0 R08: 0000000000000000 R09: 0000000000000000
[   10.247074][  T238] R10: 0000000000000000 R11: 0000000000000246 R12: 00005630c4375ffd
[   10.247075][  T238] R13: 00005630dd249960 R14: 0000000000040000 R15: 0000000000000000
| [   11.497553][  T285] softirqs last disabled at (19948): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   11.497556][  T285] Preemption disabled at:
| [   11.497556][  T285] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.497565][  T285] Tainted: [W]=WARN
[   11.497566][  T285] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.497568][  T285] Call Trace:
[   11.497570][  T285]  <TASK>
[   11.497571][  T285]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.497577][  T285]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.497580][  T285]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.497584][  T285]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.497588][  T285]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.497594][  T285]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   11.497596][  T285]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.497601][  T285]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.497604][  T285]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.497607][  T285]  put_chars (drivers/char/virtio_console.c:1176)
[   11.497610][  T285]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.497615][  T285]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.497618][  T285]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.497621][  T285]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.497623][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.497625][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.497629][  T285]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.497631][  T285]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.497634][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.497638][  T285]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.497642][  T285]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.497645][  T285]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.497647][  T285]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   11.497650][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.497653][  T285]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.497657][  T285]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.497661][  T285]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.497663][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.497668][  T285]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.497671][  T285]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.497673][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.497675][  T285]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.497679][  T285]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.497680][  T285]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.497684][  T285]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.497688][  T285]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.497690][  T285]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.497692][  T285]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.497696][  T285]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.497700][  T285]  _printk (kernel/printk/printk.c:2504)
[   11.497703][  T285]  ? snapshot_read.cold (user.c:?)
[   11.497707][  T285]  ? br_multicast_flood (??:?) bridge
[   11.497720][  T285]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.497721][  T285]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.497722][  T285]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.497727][  T285] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   11.497737][  T285] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   11.497745][  T285] new_nbp (net/bridge/br_if.c:449) bridge
[   11.497754][  T285] br_add_if (net/bridge/br_if.c:592) bridge
[   11.497761][  T285]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   11.497765][  T285]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.497768][  T285]  ? __kernel_text_address (kernel/extable.c:79)
[   11.497772][  T285]  do_set_master (net/core/rtnetlink.c:3071)
[   11.497777][  T285]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.497780][  T285]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.497783][  T285]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.497784][  T285]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.497787][  T285]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.497791][  T285]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.497794][  T285]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.497795][  T285]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.497798][  T285]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.497801][  T285]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.497802][  T285]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.497805][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.497807][  T285]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   11.497810][  T285]  ? ___sys_sendmsg (net/socket.c:2757)
[   11.497814][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.497816][  T285]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.497819][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.497821][  T285]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.497823][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.497825][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.497827][  T285]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.497831][  T285]  ? __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)
[   11.497833][  T285]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.497835][  T285]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.497838][  T285]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.497840][  T285]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.497845][  T285]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.497850][  T285]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.497855][  T285]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.497857][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.497861][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.497863][  T285]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.497865][  T285]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.497867][  T285]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.497871][  T285]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.497873][  T285]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.497876][  T285]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.497877][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.497882][  T285]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.497884][  T285]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.497887][  T285]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.497889][  T285]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.497892][  T285]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.497898][  T285]  ? 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))
[   11.497899][  T285]  ? 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))
[   11.497903][  T285]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.497907][  T285]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.497910][  T285]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.497914][  T285]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.497917][  T285]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.497921][  T285]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.497927][  T285]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.497929][  T285]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.497931][  T285]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.497933][  T285]  ? move_addr_to_kernel (net/socket.c:258)
[   11.497940][  T285]  ___sys_sendmsg (net/socket.c:2767)
[   11.497943][  T285]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.497958][  T285]  __sys_sendmsg (net/socket.c:2799)
[   11.497961][  T285]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.497967][  T285]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.497971][  T285]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.497973][  T285]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.497976][  T285]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.497978][  T285] RIP: 0033:0x7f29e9b8d54e
[   11.497982][  T285] 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
[   11.497984][  T285] RSP: 002b:00007ffe90f0ad70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.497986][  T285] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f29e9b8d54e
[   11.497988][  T285] RDX: 0000000000000000 RSI: 00007ffe90f0ae20 RDI: 0000000000000005
[   11.497989][  T285] RBP: 00007ffe90f0ad80 R08: 0000000000000000 R09: 0000000000000000
[   11.497989][  T285] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9185c6
[   11.497990][  T285] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe90f0b4e0
| [   13.091863][  T346] softirqs last disabled at (17056): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   13.091865][  T346] Preemption disabled at:
| [   13.091866][  T346] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.091875][  T346] Tainted: [W]=WARN
[   13.091876][  T346] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.091878][  T346] Call Trace:
[   13.091880][  T346]  <TASK>
[   13.091881][  T346]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.091887][  T346]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.091889][  T346]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.091894][  T346]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.091898][  T346]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.091903][  T346]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   13.091905][  T346]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.091911][  T346]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.091913][  T346]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.091917][  T346]  put_chars (drivers/char/virtio_console.c:1176)
[   13.091918][  T346]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   13.091920][  T346]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.091923][  T346]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.091928][  T346]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.091930][  T346]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.091934][  T346]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.091936][  T346]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.091938][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.091940][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.091944][  T346]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.091946][  T346]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   13.091949][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.091951][  T346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.091955][  T346]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.091959][  T346]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.091961][  T346]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   13.091964][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.091966][  T346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.091970][  T346]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.091974][  T346]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.091976][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.091981][  T346]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.091984][  T346]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.091986][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.091988][  T346]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.091991][  T346]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.091993][  T346]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.091996][  T346]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.092001][  T346]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.092003][  T346]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.092006][  T346]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.092009][  T346]  _printk (kernel/printk/printk.c:2504)
[   13.092013][  T346]  ? snapshot_read.cold (user.c:?)
[   13.092017][  T346]  ? br_multicast_flood (??:?) bridge
[   13.092030][  T346]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.092031][  T346]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.092032][  T346]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.092039][  T346] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   13.092049][  T346] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   13.092057][  T346] new_nbp (net/bridge/br_if.c:449) bridge
[   13.092067][  T346] br_add_if (net/bridge/br_if.c:592) bridge
[   13.092074][  T346]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   13.092082][  T346]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   13.092085][  T346]  ? __kernel_text_address (kernel/extable.c:79)
[   13.092089][  T346]  do_set_master (net/core/rtnetlink.c:3071)
[   13.092093][  T346]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.092096][  T346]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.092099][  T346]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.092101][  T346]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.092102][  T346]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.092106][  T346]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.092109][  T346]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.092110][  T346]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.092113][  T346]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.092116][  T346]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.092117][  T346]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.092120][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.092122][  T346]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   13.092125][  T346]  ? ___sys_sendmsg (net/socket.c:2757)
[   13.092129][  T346]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.092131][  T346]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.092134][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.092136][  T346]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.092138][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.092139][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.092142][  T346]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.092145][  T346]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   13.092148][  T346]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.092150][  T346]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.092154][  T346]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.092155][  T346]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.092160][  T346]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.092165][  T346]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.092170][  T346]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.092172][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.092176][  T346]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.092178][  T346]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.092180][  T346]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.092182][  T346]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.092185][  T346]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.092187][  T346]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.092190][  T346]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.092192][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.092196][  T346]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.092198][  T346]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.092201][  T346]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.092203][  T346]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.092206][  T346]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.092212][  T346]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.092213][  T346]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.092217][  T346]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.092221][  T346]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.092223][  T346]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.092227][  T346]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.092231][  T346]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.092235][  T346]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.092240][  T346]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   13.092242][  T346]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.092244][  T346]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   13.092246][  T346]  ? move_addr_to_kernel (net/socket.c:258)
[   13.092253][  T346]  ___sys_sendmsg (net/socket.c:2767)
[   13.092256][  T346]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.092271][  T346]  __sys_sendmsg (net/socket.c:2799)
[   13.092274][  T346]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.092280][  T346]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.092283][  T346]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.092286][  T346]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.092288][  T346]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.092291][  T346] RIP: 0033:0x7f4b1ccc554e
[   13.092295][  T346] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.092296][  T346] RSP: 002b:00007ffe773be920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.092299][  T346] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f4b1ccc554e
[   13.092300][  T346] RDX: 0000000000000000 RSI: 00007ffe773be9d0 RDI: 0000000000000005
[   13.092301][  T346] RBP: 00007ffe773be930 R08: 0000000000000000 R09: 0000000000000000
[   13.092302][  T346] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9185c7
[   13.092303][  T346] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe773bf090
| [   14.533335][  T400] softirqs last disabled at (19460): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   14.533338][  T400] Preemption disabled at:
| [   14.533338][  T400] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.533347][  T400] Tainted: [W]=WARN
[   14.533348][  T400] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.533350][  T400] Call Trace:
[   14.533351][  T400]  <TASK>
[   14.533353][  T400]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.533359][  T400]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.533361][  T400]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.533365][  T400]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.533369][  T400]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.533375][  T400]  __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))
[   14.533377][  T400]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.533382][  T400]  ? 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)
[   14.533385][  T400]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.533388][  T400]  put_chars (drivers/char/virtio_console.c:1176)
[   14.533390][  T400]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   14.533392][  T400]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.533395][  T400]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.533399][  T400]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.533401][  T400]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.533405][  T400]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.533408][  T400]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.533409][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.533411][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.533415][  T400]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.533417][  T400]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   14.533420][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.533422][  T400]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.533426][  T400]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.533430][  T400]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.533432][  T400]  ? 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))
[   14.533435][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.533437][  T400]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.533441][  T400]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.533445][  T400]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.533447][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.533452][  T400]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.533455][  T400]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.533456][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.533459][  T400]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.533462][  T400]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.533464][  T400]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.533467][  T400]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.533471][  T400]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.533473][  T400]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.533476][  T400]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.533479][  T400]  _printk (kernel/printk/printk.c:2504)
[   14.533483][  T400]  ? snapshot_read.cold (user.c:?)
[   14.533487][  T400]  ? br_multicast_flood (??:?) bridge
[   14.533499][  T400]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.533500][  T400]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.533502][  T400]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.533506][  T400] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   14.533516][  T400] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   14.533524][  T400] new_nbp (net/bridge/br_if.c:449) bridge
[   14.533532][  T400] br_add_if (net/bridge/br_if.c:592) bridge
[   14.533539][  T400]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   14.533543][  T400]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   14.533546][  T400]  ? __kernel_text_address (kernel/extable.c:79)
[   14.533550][  T400]  do_set_master (net/core/rtnetlink.c:3071)
[   14.533555][  T400]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.533558][  T400]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   14.533561][  T400]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.533562][  T400]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.533564][  T400]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.533567][  T400]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.533570][  T400]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.533571][  T400]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.533574][  T400]  ? kasan_save_stack (mm/kasan/common.c:58)
[   14.533577][  T400]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.533578][  T400]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.533581][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.533583][  T400]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   14.533586][  T400]  ? ___sys_sendmsg (net/socket.c:2757)
[   14.533590][  T400]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.533592][  T400]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.533595][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.533597][  T400]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.533598][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.533600][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.533602][  T400]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.533606][  T400]  ? __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)
[   14.533609][  T400]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.533611][  T400]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.533614][  T400]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.533616][  T400]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.533621][  T400]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   14.533626][  T400]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.533631][  T400]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.533633][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.533637][  T400]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.533639][  T400]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.533641][  T400]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.533643][  T400]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.533646][  T400]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.533649][  T400]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.533651][  T400]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.533653][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.533657][  T400]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.533659][  T400]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.533662][  T400]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.533664][  T400]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.533667][  T400]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.533673][  T400]  ? 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))
[   14.533674][  T400]  ? 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))
[   14.533678][  T400]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.533682][  T400]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.533685][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.533688][  T400]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.533692][  T400]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.533696][  T400]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.533701][  T400]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   14.533703][  T400]  ? copy_msghdr_from_user (net/socket.c:2650)
[   14.533705][  T400]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   14.533707][  T400]  ? move_addr_to_kernel (net/socket.c:258)
[   14.533714][  T400]  ___sys_sendmsg (net/socket.c:2767)
[   14.533717][  T400]  ? copy_msghdr_from_user (net/socket.c:2619)
[   14.533732][  T400]  __sys_sendmsg (net/socket.c:2799)
[   14.533735][  T400]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   14.533741][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.533744][  T400]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.533747][  T400]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.533750][  T400]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.533752][  T400] RIP: 0033:0x7f58cd26c54e
[   14.533755][  T400] 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
[   14.533757][  T400] RSP: 002b:00007ffcec621420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.533760][  T400] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f58cd26c54e
[   14.533761][  T400] RDX: 0000000000000000 RSI: 00007ffcec6214d0 RDI: 0000000000000005
[   14.533762][  T400] RBP: 00007ffcec621430 R08: 0000000000000000 R09: 0000000000000000
[   14.533763][  T400] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9185c9
[   14.533764][  T400] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcec621b90
| [   26.995360][    C0] softirqs last disabled at (946845): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   26.995362][    C0] Preemption disabled at:
| [   26.995363][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   26.995373][    C0] Tainted: [W]=WARN
[   26.995374][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.995376][    C0] Call Trace:
[   26.995378][    C0]  <IRQ>
[   26.995380][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.995385][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   26.995387][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.995390][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.995393][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.995396][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   26.995399][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.995403][    C0]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   26.995406][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.995408][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.995412][    C0]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.995414][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.995416][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   26.995418][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.995420][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   26.995423][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.995427][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.995428][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.995430][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.995433][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.995435][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.995437][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.995439][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.995441][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.995443][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   26.995444][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.995447][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.995450][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.995452][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.995453][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.995455][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.995456][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.995458][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.995460][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.995462][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.995464][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.995466][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.995468][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.995470][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.995471][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:264)
[   26.995476][    C0]  _printk (kernel/printk/printk.c:2504)
[   26.995479][    C0]  ? snapshot_read.cold (user.c:?)
[   26.995481][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   26.995485][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.995487][    C0]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   26.995488][    C0]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   26.995491][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.995494][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.995496][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.995497][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.995500][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.995501][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.995514][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.995516][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.995518][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.995525][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.995527][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.995533][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.995540][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.995547][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   26.995550][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.995552][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.995555][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.995557][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.995559][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.995561][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.995563][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.995571][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.995572][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.995575][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.995577][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.995579][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.995581][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.995584][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.995585][    C0]  handle_softirqs (kernel/softirq.c:645)
[   26.995587][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.995589][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.995591][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.995593][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   26.995594][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.995597][    C0]  </IRQ>
[   26.995598][    C0]  <TASK>
[   26.995598][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   26.995600][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.995602][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.995605][    C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   26.995607][    C0] RSP: 0018:ffffffffa3207cf8 EFLAGS: 00000296
[   26.995610][    C0] RAX: 00000000000e729b RBX: ffffffffa321c600 RCX: ffffffffa02f0307
[   26.995612][    C0] RDX: ffffffffa321c600 RSI: ffffffffa3038af6 RDI: ffffffffa2a8d8e0
[   26.995613][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.995614][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff4640fa2
[   26.995614][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   26.995616][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.995620][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.995621][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.995623][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   26.995625][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.995626][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   26.995628][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.995630][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.995633][    C0]  do_idle (kernel/sched/idle.c:355)
[   26.995634][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.995636][    C0]  rest_init (init/main.c:727)
[   26.995638][    C0]  ? __cpuidle_text_end (??:?)
[   26.995641][    C0]  ? rest_init (init/main.c:727)
[   26.995642][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   26.995646][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   26.995649][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   26.995651][    C0]  start_kernel (init/main.c:1185)
[   26.995653][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   26.995655][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   26.995657][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   27.070139][    C0]
| [   27.070216][    C0]
| [   27.070216][    C0] stack backtrace:
| [   27.070470][    C0] Tainted: [W]=WARN
[   27.070471][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.070472][    C0] Call Trace:
[   27.070474][    C0]  <IRQ>
[   27.070475][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.070480][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   27.070483][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.070486][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.070487][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.070489][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.070492][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.070493][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.070503][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.070507][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.070508][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.070516][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.070518][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.070524][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.070531][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.070537][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   27.070540][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.070542][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.070545][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.070547][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.070549][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.070551][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.070553][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.070560][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.070562][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.070565][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.070567][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.070569][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.070571][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.070573][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.070575][    C0]  handle_softirqs (kernel/softirq.c:645)
[   27.070577][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.070579][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.070581][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.070582][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   27.070584][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.070586][    C0]  </IRQ>
[   27.070586][    C0]  <TASK>
[   27.070587][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   27.070589][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.070591][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.070593][    C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   27.070596][    C0] RSP: 0018:ffffffffa3207cf8 EFLAGS: 00000296
[   27.070598][    C0] RAX: 00000000000e729b RBX: ffffffffa321c600 RCX: ffffffffa02f0307
[   27.070600][    C0] RDX: ffffffffa321c600 RSI: ffffffffa3038af6 RDI: ffffffffa2a8d8e0
[   27.070601][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.070601][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff4640fa2
[   27.070602][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   27.070604][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.070606][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.070608][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.070609][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   27.070611][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.070613][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   27.070614][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.070617][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.070619][    C0]  do_idle (kernel/sched/idle.c:355)
[   27.070621][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.070622][    C0]  rest_init (init/main.c:727)
[   27.070624][    C0]  ? __cpuidle_text_end (??:?)
[   27.070627][    C0]  ? rest_init (init/main.c:727)
[   27.070629][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   27.070633][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   27.070635][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   27.070637][    C0]  start_kernel (init/main.c:1185)
[   27.070639][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   27.070641][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   27.070643][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   46.786084][ T1779] softirqs last disabled at (0): 0x0
| [   46.786085][ T1779] Preemption disabled at:
| [   46.786086][ T1779] dev_uc_add_excl (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:796 (discriminator 2))
| [   46.786097][ T1779] Tainted: [W]=WARN
[   46.786098][ T1779] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.786100][ T1779] Call Trace:
[   46.786101][ T1779]  <TASK>
[   46.786102][ T1779]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   46.786108][ T1779]  ? dev_uc_add_excl (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:796 (discriminator 2))
[   46.786110][ T1779]  __might_resched.cold (kernel/sched/core.c:9234)
[   46.786113][ T1779]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   46.786117][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.786121][ T1779]  __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))
[   46.786124][ T1779]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   46.786127][ T1779]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.786130][ T1779]  ? 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)
[   46.786132][ T1779]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.786134][ T1779]  put_chars (drivers/char/virtio_console.c:1176)
[   46.786136][ T1779]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   46.786137][ T1779]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   46.786140][ T1779]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   46.786142][ T1779]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   46.786145][ T1779]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   46.786147][ T1779]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   46.786148][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.786150][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.786151][ T1779]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.786153][ T1779]  console_emit_next_record (kernel/printk/printk.c:3183)
[   46.786156][ T1779]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   46.786158][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.786159][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.786161][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.786162][ T1779]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.786164][ T1779]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   46.786166][ T1779]  console_flush_one_record (kernel/printk/printk.c:3268)
[   46.786168][ T1779]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   46.786170][ T1779]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   46.786172][ T1779]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.786174][ T1779]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   46.786175][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.786177][ T1779]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.786178][ T1779]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   46.786180][ T1779]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   46.786182][ T1779]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   46.786183][ T1779]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   46.786185][ T1779]  vprintk_emit (kernel/printk/printk.c:2479)
[   46.786188][ T1779]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   46.786190][ T1779]  _printk (kernel/printk/printk.c:2504)
[   46.786193][ T1779]  ? snapshot_read.cold (user.c:?)
[   46.786195][ T1779]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   46.786198][ T1779]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   46.786205][ T1779]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   46.786207][ T1779]  ? netdev_notice (net/core/dev.c:13194)
[   46.786208][ T1779]  ? kasan_save_track (mm/kasan/common.c:78)
[   46.786212][ T1779]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   46.786213][ T1779]  ? __hw_addr_add_ex (./include/linux/slab.h:991 (discriminator 1) net/core/dev_addr_lists.c:62 (discriminator 1) net/core/dev_addr_lists.c:120 (discriminator 1))
[   46.786215][ T1779]  ? 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)
[   46.786218][ T1779]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   46.786220][ T1779]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[   46.786223][ T1779]  dev_uc_add_excl (net/core/dev_addr_lists.c:801)
[   46.786225][ T1779]  ndo_dflt_fdb_add (net/core/rtnetlink.c:4740)
[   46.786228][ T1779]  ? __nla_parse (lib/nlattr.c:732)
[   46.786230][ T1779]  rtnl_fdb_add (net/core/rtnetlink.c:4845)
[   46.786232][ T1779]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.786236][ T1779]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[   46.786238][ T1779]  ? rtnl_fdb_del (net/core/rtnetlink.c:4918 (discriminator 2))
[   46.786239][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.786240][ T1779]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   46.786243][ T1779]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   46.786246][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.786247][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.786249][ T1779]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   46.786252][ T1779]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.786254][ T1779]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[   46.786256][ T1779]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.786257][ T1779]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   46.786259][ T1779]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   46.786262][ T1779]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   46.786265][ T1779]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.786266][ T1779]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.786267][ T1779]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.786269][ T1779]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   46.786271][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.786273][ T1779]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.786275][ T1779]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.786276][ T1779]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.786278][ T1779]  ? next_uptodate_folio (mm/filemap.c:3747)
[   46.786281][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.786283][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.786284][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.786286][ T1779]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   46.786288][ T1779]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   46.786290][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.786291][ T1779]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   46.786293][ T1779]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   46.786296][ T1779]  ? copy_msghdr_from_user (net/socket.c:2650)
[   46.786298][ T1779]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   46.786299][ T1779]  ? move_addr_to_kernel (net/socket.c:258)
[   46.786301][ T1779]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   46.786304][ T1779]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.786306][ T1779]  ___sys_sendmsg (net/socket.c:2767)
[   46.786307][ T1779]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   46.786310][ T1779]  ? copy_msghdr_from_user (net/socket.c:2619)
[   46.786311][ T1779]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   46.786316][ T1779]  __sys_sendmsg (net/socket.c:2799)
[   46.786318][ T1779]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   46.786320][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.786322][ T1779]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.786324][ T1779]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   46.786327][ T1779]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   46.786329][ T1779]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.786330][ T1779] RIP: 0033:0x7f6d9ea7854e
[   46.786332][ T1779] 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
[   46.786334][ T1779] RSP: 002b:00007ffe386f0fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.786338][ T1779] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d9ea7854e
[   46.786339][ T1779] RDX: 0000000000000000 RSI: 00007ffe386f1080 RDI: 0000000000000005
[   46.786340][ T1779] RBP: 00007ffe386f0fe0 R08: 0000000000000000 R09: 0000000000000000
[   46.786341][ T1779] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9185ea
[   46.786341][ T1779] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [   60.598960][ T2706] softirqs last disabled at (0): 0x0
| [   60.598962][ T2706] Preemption disabled at:
| [   60.598963][ T2706] dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
| [   60.598973][ T2706] Tainted: [W]=WARN
[   60.598974][ T2706] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.598976][ T2706] Call Trace:
[   60.598977][ T2706]  <TASK>
[   60.598978][ T2706]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   60.598983][ T2706]  ? dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
[   60.598985][ T2706]  __might_resched.cold (kernel/sched/core.c:9234)
[   60.598989][ T2706]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   60.598992][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.598996][ T2706]  __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))
[   60.598999][ T2706]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   60.599002][ T2706]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   60.599005][ T2706]  ? 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)
[   60.599007][ T2706]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   60.599009][ T2706]  put_chars (drivers/char/virtio_console.c:1176)
[   60.599011][ T2706]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   60.599012][ T2706]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   60.599016][ T2706]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   60.599019][ T2706]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   60.599020][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.599022][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.599024][ T2706]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.599026][ T2706]  console_emit_next_record (kernel/printk/printk.c:3183)
[   60.599028][ T2706]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   60.599030][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.599032][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.599034][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.599035][ T2706]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.599037][ T2706]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   60.599039][ T2706]  console_flush_one_record (kernel/printk/printk.c:3268)
[   60.599041][ T2706]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   60.599044][ T2706]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   60.599045][ T2706]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.599047][ T2706]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   60.599048][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.599050][ T2706]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   60.599051][ T2706]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   60.599053][ T2706]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   60.599055][ T2706]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   60.599057][ T2706]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   60.599059][ T2706]  vprintk_emit (kernel/printk/printk.c:2479)
[   60.599061][ T2706]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   60.599063][ T2706]  ? kvfree_call_rcu (mm/slab_common.c:2050)
[   60.599065][ T2706]  ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842)
[   60.599067][ T2706]  ? rtnl_fdb_del (net/core/rtnetlink.c:4973)
[   60.599069][ T2706]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[   60.599070][ T2706]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   60.599073][ T2706]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.599074][ T2706]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   60.599076][ T2706]  _printk (kernel/printk/printk.c:2504)
[   60.599079][ T2706]  ? snapshot_read.cold (user.c:?)
[   60.599081][ T2706]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   60.599084][ T2706]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   60.599085][ T2706]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   60.599087][ T2706]  ? netdev_notice (net/core/dev.c:13194)
[   60.599089][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.599090][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.599092][ T2706]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   60.599095][ T2706]  ? 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)
[   60.599096][ T2706]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   60.599097][ T2706]  ? 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)
[   60.599100][ T2706]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   60.599103][ T2706]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[   60.599106][ T2706]  dev_uc_del (net/core/dev_addr_lists.c:845)
[   60.599108][ T2706]  rtnl_fdb_del (net/core/rtnetlink.c:4973)
[   60.599109][ T2706]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.599111][ T2706]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[   60.599112][ T2706]  ? rtnl_fdb_notify (net/core/rtnetlink.c:992)
[   60.599113][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.599115][ T2706]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   60.599118][ T2706]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   60.599120][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.599122][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.599124][ T2706]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   60.599127][ T2706]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.599129][ T2706]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[   60.599130][ T2706]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.599132][ T2706]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   60.599134][ T2706]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   60.599138][ T2706]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   60.599139][ T2706]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.599141][ T2706]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   60.599142][ T2706]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.599143][ T2706]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   60.599146][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.599148][ T2706]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   60.599149][ T2706]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.599151][ T2706]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.599153][ T2706]  ? next_uptodate_folio (mm/filemap.c:3747)
[   60.599156][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.599157][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.599159][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.599161][ T2706]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   60.599163][ T2706]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   60.599165][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.599166][ T2706]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   60.599168][ T2706]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   60.599171][ T2706]  ? copy_msghdr_from_user (net/socket.c:2650)
[   60.599172][ T2706]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   60.599174][ T2706]  ? move_addr_to_kernel (net/socket.c:258)
[   60.599176][ T2706]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   60.599178][ T2706]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.599180][ T2706]  ___sys_sendmsg (net/socket.c:2767)
[   60.599182][ T2706]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   60.599184][ T2706]  ? copy_msghdr_from_user (net/socket.c:2619)
[   60.599186][ T2706]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   60.599190][ T2706]  __sys_sendmsg (net/socket.c:2799)
[   60.599192][ T2706]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   60.599195][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.599196][ T2706]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.599199][ T2706]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   60.599201][ T2706]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   60.599203][ T2706]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.599205][ T2706] RIP: 0033:0x7f8200d8454e
[   60.599206][ T2706] 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
[   60.599208][ T2706] RSP: 002b:00007fff68c277f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.599212][ T2706] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8200d8454e
[   60.599213][ T2706] RDX: 0000000000000000 RSI: 00007fff68c278a0 RDI: 0000000000000005
[   60.599214][ T2706] RBP: 00007fff68c27800 R08: 0000000000000000 R09: 0000000000000000
[   60.599215][ T2706] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9185f8
[   60.599216][ T2706] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [   74.272496][ T3639] softirqs last disabled at (0): 0x0
| [   74.272498][ T3639] Preemption disabled at:
| [   74.272498][ T3639] dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
| [   74.272509][ T3639] Tainted: [W]=WARN
[   74.272510][ T3639] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   74.272511][ T3639] Call Trace:
[   74.272513][ T3639]  <TASK>
[   74.272514][ T3639]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   74.272519][ T3639]  ? dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
[   74.272521][ T3639]  __might_resched.cold (kernel/sched/core.c:9234)
[   74.272524][ T3639]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   74.272528][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.272532][ T3639]  __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))
[   74.272535][ T3639]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   74.272538][ T3639]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   74.272542][ T3639]  ? 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)
[   74.272543][ T3639]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   74.272545][ T3639]  put_chars (drivers/char/virtio_console.c:1176)
[   74.272547][ T3639]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   74.272549][ T3639]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   74.272552][ T3639]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   74.272555][ T3639]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   74.272556][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.272558][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.272560][ T3639]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.272562][ T3639]  console_emit_next_record (kernel/printk/printk.c:3183)
[   74.272564][ T3639]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   74.272566][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.272567][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.272569][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.272571][ T3639]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.272573][ T3639]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   74.272574][ T3639]  console_flush_one_record (kernel/printk/printk.c:3268)
[   74.272576][ T3639]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   74.272579][ T3639]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   74.272581][ T3639]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.272582][ T3639]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   74.272584][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.272585][ T3639]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   74.272587][ T3639]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   74.272588][ T3639]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   74.272590][ T3639]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   74.272592][ T3639]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   74.272594][ T3639]  vprintk_emit (kernel/printk/printk.c:2479)
[   74.272596][ T3639]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   74.272598][ T3639]  ? kvfree_call_rcu (mm/slab_common.c:2050)
[   74.272600][ T3639]  ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842)
[   74.272601][ T3639]  ? rtnl_fdb_del (net/core/rtnetlink.c:4973)
[   74.272604][ T3639]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[   74.272605][ T3639]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   74.272607][ T3639]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.272609][ T3639]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   74.272610][ T3639]  _printk (kernel/printk/printk.c:2504)
[   74.272614][ T3639]  ? snapshot_read.cold (user.c:?)
[   74.272619][ T3639]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   74.272622][ T3639]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   74.272623][ T3639]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   74.272625][ T3639]  ? netdev_notice (net/core/dev.c:13194)
[   74.272627][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.272629][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.272630][ T3639]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   74.272632][ T3639]  ? 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)
[   74.272634][ T3639]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   74.272635][ T3639]  ? 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)
[   74.272638][ T3639]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   74.272641][ T3639]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[   74.272644][ T3639]  dev_uc_del (net/core/dev_addr_lists.c:845)
[   74.272646][ T3639]  rtnl_fdb_del (net/core/rtnetlink.c:4973)
[   74.272647][ T3639]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.272649][ T3639]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[   74.272650][ T3639]  ? rtnl_fdb_notify (net/core/rtnetlink.c:992)
[   74.272651][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.272653][ T3639]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   74.272656][ T3639]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   74.272658][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.272660][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.272661][ T3639]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   74.272665][ T3639]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.272667][ T3639]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[   74.272669][ T3639]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.272670][ T3639]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   74.272672][ T3639]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   74.272676][ T3639]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   74.272677][ T3639]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   74.272679][ T3639]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   74.272680][ T3639]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   74.272681][ T3639]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   74.272684][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.272686][ T3639]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   74.272687][ T3639]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   74.272689][ T3639]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   74.272691][ T3639]  ? next_uptodate_folio (mm/filemap.c:3747)
[   74.272693][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.272695][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.272696][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.272698][ T3639]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   74.272700][ T3639]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   74.272702][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.272704][ T3639]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   74.272705][ T3639]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   74.272708][ T3639]  ? copy_msghdr_from_user (net/socket.c:2650)
[   74.272710][ T3639]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   74.272711][ T3639]  ? move_addr_to_kernel (net/socket.c:258)
[   74.272713][ T3639]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   74.272716][ T3639]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   74.272718][ T3639]  ___sys_sendmsg (net/socket.c:2767)
[   74.272719][ T3639]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   74.272721][ T3639]  ? copy_msghdr_from_user (net/socket.c:2619)
[   74.272723][ T3639]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   74.272728][ T3639]  __sys_sendmsg (net/socket.c:2799)
[   74.272730][ T3639]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   74.272732][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.272734][ T3639]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   74.272736][ T3639]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   74.272738][ T3639]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   74.272741][ T3639]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   74.272742][ T3639] RIP: 0033:0x7fe1224a954e
[   74.272744][ T3639] 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
[   74.272746][ T3639] RSP: 002b:00007ffe927ba220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   74.272749][ T3639] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe1224a954e
[   74.272751][ T3639] RDX: 0000000000000000 RSI: 00007ffe927ba2d0 RDI: 0000000000000005
[   74.272751][ T3639] RBP: 00007ffe927ba230 R08: 0000000000000000 R09: 0000000000000000
[   74.272752][ T3639] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918605
[   74.272753][ T3639] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [   79.586275][ T3663] softirqs last disabled at (0): 0x0
| [   79.586276][ T3663] Preemption disabled at:
| [   79.586277][ T3663] vprintk_emit (kernel/printk/printk.c:2471)
| [   79.586288][ T3663] Tainted: [W]=WARN
[   79.586289][ T3663] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   79.586291][ T3663] Call Trace:
[   79.586292][ T3663]  <TASK>
[   79.586293][ T3663]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   79.586299][ T3663]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   79.586301][ T3663]  __might_resched.cold (kernel/sched/core.c:9234)
[   79.586304][ T3663]  ? __module_address (kernel/module/main.c:3915)
[   79.586308][ T3663]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   79.586311][ T3663]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   79.586312][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.586316][ T3663]  __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))
[   79.586320][ T3663]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   79.586328][ T3663]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   79.586332][ T3663]  ? 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)
[   79.586333][ T3663]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   79.586335][ T3663]  put_chars (drivers/char/virtio_console.c:1176)
[   79.586337][ T3663]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   79.586338][ T3663]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   79.586340][ T3663]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   79.586342][ T3663]  ? kvm_clock_get_cycles (./arch/x86/include/asm/kvmclock.h:11 (discriminator 6) arch/x86/kernel/kvmclock.c:80 (discriminator 6) arch/x86/kernel/kvmclock.c:87 (discriminator 6))
[   79.586345][ T3663]  ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004)
[   79.586348][ T3663]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   79.586351][ T3663]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   79.586353][ T3663]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   79.586354][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.586356][ T3663]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   79.586357][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.586359][ T3663]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.586361][ T3663]  console_emit_next_record (kernel/printk/printk.c:3183)
[   79.586364][ T3663]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   79.586366][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.586367][ T3663]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.586369][ T3663]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   79.586371][ T3663]  console_flush_one_record (kernel/printk/printk.c:3268)
[   79.586373][ T3663]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   79.586376][ T3663]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   79.586378][ T3663]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.586379][ T3663]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   79.586381][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.586382][ T3663]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   79.586384][ T3663]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   79.586385][ T3663]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   79.586387][ T3663]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   79.586389][ T3663]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   79.586391][ T3663]  vprintk_emit (kernel/printk/printk.c:2479)
[   79.586394][ T3663]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   79.586396][ T3663]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   79.586397][ T3663]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   79.586399][ T3663]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.586400][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.586403][ T3663]  _printk (kernel/printk/printk.c:2504)
[   79.586406][ T3663]  ? snapshot_read.cold (user.c:?)
[   79.586408][ T3663]  ? br_multicast_flood (??:?) bridge
[   79.586420][ T3663]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   79.586423][ T3663]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   79.586424][ T3663]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   79.586426][ T3663] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   79.586435][ T3663] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   79.586442][ T3663] new_nbp (net/bridge/br_if.c:449) bridge
[   79.586450][ T3663] br_add_if (net/bridge/br_if.c:592) bridge
[   79.586457][ T3663]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[   79.586461][ T3663]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   79.586463][ T3663]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   79.586465][ T3663]  ? __kernel_text_address (kernel/extable.c:79)
[   79.586467][ T3663]  do_set_master (net/core/rtnetlink.c:3071)
[   79.586470][ T3663]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   79.586471][ T3663]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   79.586473][ T3663]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   79.586474][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.586476][ T3663]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   79.586480][ T3663]  ? kasan_save_stack (mm/kasan/common.c:58)
[   79.586482][ T3663]  ? kasan_save_stack (mm/kasan/common.c:57)
[   79.586484][ T3663]  ? kasan_save_track (mm/kasan/common.c:78)
[   79.586485][ T3663]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   79.586487][ T3663]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   79.586488][ T3663]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   79.586489][ T3663]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   79.586490][ T3663]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   79.586493][ T3663]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.586495][ T3663]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   79.586496][ T3663]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   79.586498][ T3663]  ? ___sys_sendmsg (net/socket.c:2767)
[   79.586500][ T3663]  ? __sys_sendmsg (net/socket.c:2799)
[   79.586501][ T3663]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   79.586504][ T3663]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   79.586507][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.586508][ T3663]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.586510][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.586511][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.586513][ T3663]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   79.586516][ T3663]  ? __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)
[   79.586518][ T3663]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   79.586519][ T3663]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   79.586521][ T3663]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   79.586522][ T3663]  ? nla_get_range_signed (lib/nlattr.c:270)
[   79.586525][ T3663]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   79.586527][ T3663]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   79.586528][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.586530][ T3663]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   79.586531][ T3663]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.586533][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.586535][ T3663]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   79.586536][ T3663]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   79.586538][ T3663]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   79.586540][ T3663]  ? __kernel_text_address (kernel/extable.c:79)
[   79.586541][ T3663]  ? write_profile (profile.c:?)
[   79.586542][ T3663]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   79.586543][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.586545][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.586547][ T3663]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   79.586550][ T3663]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.586552][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.586554][ T3663]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   79.586555][ T3663]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   79.586557][ T3663]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.586558][ T3663]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   79.586559][ T3663]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   79.586562][ T3663]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   79.586563][ T3663]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   79.586565][ T3663]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   79.586566][ T3663]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   79.586568][ T3663]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   79.586570][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.586572][ T3663]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   79.586574][ T3663]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   79.586576][ T3663]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   79.586577][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.586579][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.586581][ T3663]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   79.586583][ T3663]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   79.586585][ T3663]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   79.586587][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.586588][ T3663]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   79.586590][ T3663]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   79.586592][ T3663]  ? copy_msghdr_from_user (net/socket.c:2650)
[   79.586593][ T3663]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   79.586595][ T3663]  ? move_addr_to_kernel (net/socket.c:258)
[   79.586596][ T3663]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   79.586599][ T3663]  ___sys_sendmsg (net/socket.c:2767)
[   79.586601][ T3663]  ? copy_msghdr_from_user (net/socket.c:2619)
[   79.586606][ T3663]  __sys_sendmsg (net/socket.c:2799)
[   79.586608][ T3663]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   79.586610][ T3663]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   79.586612][ T3663]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   79.586614][ T3663]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   79.586616][ T3663]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   79.586617][ T3663] RIP: 0033:0x7fb1eab9d54e
[   79.586619][ T3663] 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
[   79.586621][ T3663] RSP: 002b:00007ffef1ac8800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   79.586625][ T3663] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb1eab9d54e
[   79.586626][ T3663] RDX: 0000000000000000 RSI: 00007ffef1ac88b0 RDI: 0000000000000005
[   79.586627][ T3663] RBP: 00007ffef1ac8810 R08: 0000000000000000 R09: 0000000000000000
[   79.586628][ T3663] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91860a
[   79.586629][ T3663] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffef1ac8f70
| [  109.680811][ T4961] softirqs last disabled at (0): 0x0
| [  109.680813][ T4961] Preemption disabled at:
| [  109.680813][ T4961] dev_uc_add_excl (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:796 (discriminator 2))
| [  109.680825][ T4961] Tainted: [W]=WARN
[  109.680826][ T4961] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.680828][ T4961] Call Trace:
[  109.680830][ T4961]  <TASK>
[  109.680831][ T4961]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  109.680837][ T4961]  ? dev_uc_add_excl (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:796 (discriminator 2))
[  109.680838][ T4961]  __might_resched.cold (kernel/sched/core.c:9234)
[  109.680842][ T4961]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  109.680846][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.680850][ T4961]  __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))
[  109.680853][ T4961]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  109.680856][ T4961]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  109.680860][ T4961]  ? 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)
[  109.680862][ T4961]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  109.680864][ T4961]  put_chars (drivers/char/virtio_console.c:1176)
[  109.680866][ T4961]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  109.680867][ T4961]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  109.680870][ T4961]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  109.680872][ T4961]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  109.680876][ T4961]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  109.680877][ T4961]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  109.680879][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.680880][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.680882][ T4961]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  109.680884][ T4961]  console_emit_next_record (kernel/printk/printk.c:3183)
[  109.680887][ T4961]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  109.680889][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.680890][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.680892][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.680894][ T4961]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  109.680896][ T4961]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  109.680897][ T4961]  console_flush_one_record (kernel/printk/printk.c:3268)
[  109.680899][ T4961]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  109.680902][ T4961]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  109.680904][ T4961]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  109.680905][ T4961]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  109.680907][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.680909][ T4961]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  109.680910][ T4961]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  109.680912][ T4961]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  109.680914][ T4961]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  109.680915][ T4961]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  109.680917][ T4961]  vprintk_emit (kernel/printk/printk.c:2479)
[  109.680920][ T4961]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  109.680922][ T4961]  _printk (kernel/printk/printk.c:2504)
[  109.680926][ T4961]  ? snapshot_read.cold (user.c:?)
[  109.680928][ T4961]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  109.680931][ T4961]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  109.680932][ T4961]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  109.680934][ T4961]  ? netdev_notice (net/core/dev.c:13194)
[  109.680936][ T4961]  ? kasan_save_track (mm/kasan/common.c:78)
[  109.680939][ T4961]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  109.680941][ T4961]  ? __hw_addr_add_ex (./include/linux/slab.h:991 (discriminator 1) net/core/dev_addr_lists.c:62 (discriminator 1) net/core/dev_addr_lists.c:120 (discriminator 1))
[  109.680942][ T4961]  ? 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)
[  109.680945][ T4961]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  109.680948][ T4961]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  109.680951][ T4961]  dev_uc_add_excl (net/core/dev_addr_lists.c:801)
[  109.680953][ T4961]  ndo_dflt_fdb_add (net/core/rtnetlink.c:4740)
[  109.680956][ T4961]  ? __nla_parse (lib/nlattr.c:732)
[  109.680959][ T4961]  rtnl_fdb_add (net/core/rtnetlink.c:4845)
[  109.680960][ T4961]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  109.680962][ T4961]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  109.680963][ T4961]  ? rtnl_fdb_del (net/core/rtnetlink.c:4918 (discriminator 2))
[  109.680965][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.680966][ T4961]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  109.680969][ T4961]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  109.680972][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.680973][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.680975][ T4961]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  109.680978][ T4961]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  109.680980][ T4961]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  109.680982][ T4961]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  109.680983][ T4961]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  109.680986][ T4961]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  109.680989][ T4961]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  109.680992][ T4961]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  109.680993][ T4961]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  109.680995][ T4961]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  109.680996][ T4961]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  109.680998][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.681000][ T4961]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  109.681002][ T4961]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  109.681004][ T4961]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  109.681006][ T4961]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  109.681009][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.681011][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.681012][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.681014][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.681016][ T4961]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  109.681018][ T4961]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  109.681020][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.681022][ T4961]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  109.681023][ T4961]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  109.681026][ T4961]  ? copy_msghdr_from_user (net/socket.c:2650)
[  109.681028][ T4961]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  109.681029][ T4961]  ? move_addr_to_kernel (net/socket.c:258)
[  109.681031][ T4961]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  109.681035][ T4961]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  109.681037][ T4961]  ___sys_sendmsg (net/socket.c:2767)
[  109.681038][ T4961]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  109.681041][ T4961]  ? copy_msghdr_from_user (net/socket.c:2619)
[  109.681042][ T4961]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  109.681047][ T4961]  __sys_sendmsg (net/socket.c:2799)
[  109.681049][ T4961]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  109.681052][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.681054][ T4961]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.681056][ T4961]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  109.681059][ T4961]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  109.681061][ T4961]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  109.681062][ T4961] RIP: 0033:0x7f0cf76a054e
[  109.681064][ T4961] 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
[  109.681066][ T4961] RSP: 002b:00007ffdce566dd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  109.681069][ T4961] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0cf76a054e
[  109.681071][ T4961] RDX: 0000000000000000 RSI: 00007ffdce566e80 RDI: 0000000000000005
[  109.681072][ T4961] RBP: 00007ffdce566de0 R08: 0000000000000000 R09: 0000000000000000
[  109.681072][ T4961] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918629
[  109.681073][ T4961] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  123.814717][ T5888] softirqs last disabled at (0): 0x0
| [  123.814718][ T5888] Preemption disabled at:
| [  123.814719][ T5888] dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
| [  123.814730][ T5888] Tainted: [W]=WARN
[  123.814731][ T5888] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.814732][ T5888] Call Trace:
[  123.814734][ T5888]  <TASK>
[  123.814735][ T5888]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  123.814740][ T5888]  ? dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
[  123.814742][ T5888]  __might_resched.cold (kernel/sched/core.c:9234)
[  123.814745][ T5888]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  123.814749][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.814753][ T5888]  __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))
[  123.814756][ T5888]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  123.814759][ T5888]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  123.814762][ T5888]  ? 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)
[  123.814764][ T5888]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  123.814766][ T5888]  put_chars (drivers/char/virtio_console.c:1176)
[  123.814768][ T5888]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  123.814769][ T5888]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  123.814772][ T5888]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  123.814776][ T5888]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  123.814777][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.814778][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.814780][ T5888]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  123.814782][ T5888]  console_emit_next_record (kernel/printk/printk.c:3183)
[  123.814785][ T5888]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  123.814787][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.814788][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.814790][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.814791][ T5888]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  123.814793][ T5888]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  123.814795][ T5888]  console_flush_one_record (kernel/printk/printk.c:3268)
[  123.814797][ T5888]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  123.814800][ T5888]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  123.814801][ T5888]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  123.814803][ T5888]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  123.814804][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.814806][ T5888]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  123.814807][ T5888]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  123.814808][ T5888]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  123.814810][ T5888]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  123.814812][ T5888]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  123.814814][ T5888]  vprintk_emit (kernel/printk/printk.c:2479)
[  123.814817][ T5888]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  123.814818][ T5888]  ? kvfree_call_rcu (mm/slab_common.c:2050)
[  123.814821][ T5888]  ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842)
[  123.814822][ T5888]  ? rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  123.814824][ T5888]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  123.814826][ T5888]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  123.814828][ T5888]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  123.814830][ T5888]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  123.814831][ T5888]  _printk (kernel/printk/printk.c:2504)
[  123.814834][ T5888]  ? snapshot_read.cold (user.c:?)
[  123.814837][ T5888]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  123.814839][ T5888]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  123.814841][ T5888]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  123.814842][ T5888]  ? netdev_notice (net/core/dev.c:13194)
[  123.814844][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.814846][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.814848][ T5888]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  123.814850][ T5888]  ? 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)
[  123.814851][ T5888]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  123.814853][ T5888]  ? 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)
[  123.814856][ T5888]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  123.814858][ T5888]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  123.814861][ T5888]  dev_uc_del (net/core/dev_addr_lists.c:845)
[  123.814863][ T5888]  rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  123.814864][ T5888]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  123.814866][ T5888]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  123.814867][ T5888]  ? rtnl_fdb_notify (net/core/rtnetlink.c:992)
[  123.814868][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.814870][ T5888]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  123.814873][ T5888]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  123.814875][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.814877][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.814878][ T5888]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  123.814882][ T5888]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  123.814884][ T5888]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  123.814885][ T5888]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.814886][ T5888]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  123.814889][ T5888]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  123.814892][ T5888]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  123.814894][ T5888]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.814895][ T5888]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  123.814897][ T5888]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  123.814898][ T5888]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  123.814900][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.814902][ T5888]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  123.814904][ T5888]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  123.814906][ T5888]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  123.814907][ T5888]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  123.814910][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.814912][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.814913][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.814915][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.814917][ T5888]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  123.814919][ T5888]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  123.814920][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.814922][ T5888]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  123.814924][ T5888]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  123.814926][ T5888]  ? copy_msghdr_from_user (net/socket.c:2650)
[  123.814928][ T5888]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  123.814930][ T5888]  ? move_addr_to_kernel (net/socket.c:258)
[  123.814932][ T5888]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  123.814934][ T5888]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  123.814936][ T5888]  ___sys_sendmsg (net/socket.c:2767)
[  123.814938][ T5888]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  123.814940][ T5888]  ? copy_msghdr_from_user (net/socket.c:2619)
[  123.814942][ T5888]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  123.814946][ T5888]  __sys_sendmsg (net/socket.c:2799)
[  123.814948][ T5888]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  123.814951][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.814953][ T5888]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.814955][ T5888]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  123.814958][ T5888]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  123.814959][ T5888]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  123.814961][ T5888] RIP: 0033:0x7f80617e354e
[  123.814963][ T5888] 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
[  123.814964][ T5888] RSP: 002b:00007ffc631864b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.814968][ T5888] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f80617e354e
[  123.814970][ T5888] RDX: 0000000000000000 RSI: 00007ffc63186560 RDI: 0000000000000005
[  123.814970][ T5888] RBP: 00007ffc631864c0 R08: 0000000000000000 R09: 0000000000000000
[  123.814971][ T5888] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918637
[  123.814972][ T5888] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  137.755405][ T6821] softirqs last disabled at (0): 0x0
| [  137.755406][ T6821] Preemption disabled at:
| [  137.755407][ T6821] dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
| [  137.755418][ T6821] Tainted: [W]=WARN
[  137.755419][ T6821] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  137.755421][ T6821] Call Trace:
[  137.755422][ T6821]  <TASK>
[  137.755424][ T6821]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  137.755429][ T6821]  ? dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
[  137.755430][ T6821]  __might_resched.cold (kernel/sched/core.c:9234)
[  137.755434][ T6821]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  137.755438][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  137.755442][ T6821]  __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))
[  137.755445][ T6821]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  137.755448][ T6821]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  137.755451][ T6821]  ? 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)
[  137.755453][ T6821]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  137.755455][ T6821]  put_chars (drivers/char/virtio_console.c:1176)
[  137.755457][ T6821]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  137.755458][ T6821]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  137.755462][ T6821]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  137.755465][ T6821]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  137.755466][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  137.755468][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  137.755470][ T6821]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  137.755472][ T6821]  console_emit_next_record (kernel/printk/printk.c:3183)
[  137.755474][ T6821]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  137.755476][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  137.755478][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  137.755479][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  137.755481][ T6821]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  137.755483][ T6821]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  137.755485][ T6821]  console_flush_one_record (kernel/printk/printk.c:3268)
[  137.755487][ T6821]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  137.755490][ T6821]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  137.755491][ T6821]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  137.755493][ T6821]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  137.755494][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  137.755496][ T6821]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  137.755497][ T6821]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  137.755499][ T6821]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  137.755501][ T6821]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  137.755503][ T6821]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  137.755505][ T6821]  vprintk_emit (kernel/printk/printk.c:2479)
[  137.755507][ T6821]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  137.755509][ T6821]  ? kvfree_call_rcu (mm/slab_common.c:2050)
[  137.755512][ T6821]  ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842)
[  137.755513][ T6821]  ? rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  137.755515][ T6821]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  137.755516][ T6821]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  137.755519][ T6821]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  137.755520][ T6821]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  137.755522][ T6821]  _printk (kernel/printk/printk.c:2504)
[  137.755525][ T6821]  ? snapshot_read.cold (user.c:?)
[  137.755527][ T6821]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  137.755530][ T6821]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  137.755532][ T6821]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  137.755533][ T6821]  ? netdev_notice (net/core/dev.c:13194)
[  137.755535][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  137.755543][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  137.755544][ T6821]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  137.755546][ T6821]  ? 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)
[  137.755548][ T6821]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  137.755549][ T6821]  ? 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)
[  137.755552][ T6821]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  137.755555][ T6821]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  137.755558][ T6821]  dev_uc_del (net/core/dev_addr_lists.c:845)
[  137.755560][ T6821]  rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  137.755561][ T6821]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  137.755563][ T6821]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  137.755564][ T6821]  ? rtnl_fdb_notify (net/core/rtnetlink.c:992)
[  137.755565][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  137.755567][ T6821]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  137.755570][ T6821]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  137.755572][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  137.755574][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  137.755575][ T6821]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  137.755579][ T6821]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  137.755581][ T6821]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  137.755582][ T6821]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  137.755584][ T6821]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  137.755586][ T6821]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  137.755590][ T6821]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  137.755592][ T6821]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  137.755593][ T6821]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  137.755594][ T6821]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  137.755596][ T6821]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  137.755598][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  137.755600][ T6821]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  137.755602][ T6821]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  137.755604][ T6821]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  137.755605][ T6821]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  137.755608][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  137.755610][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  137.755611][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  137.755613][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  137.755615][ T6821]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  137.755617][ T6821]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  137.755619][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  137.755621][ T6821]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  137.755622][ T6821]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  137.755625][ T6821]  ? copy_msghdr_from_user (net/socket.c:2650)
[  137.755627][ T6821]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  137.755628][ T6821]  ? move_addr_to_kernel (net/socket.c:258)
[  137.755630][ T6821]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  137.755633][ T6821]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  137.755635][ T6821]  ___sys_sendmsg (net/socket.c:2767)
[  137.755636][ T6821]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  137.755639][ T6821]  ? copy_msghdr_from_user (net/socket.c:2619)
[  137.755640][ T6821]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  137.755645][ T6821]  __sys_sendmsg (net/socket.c:2799)
[  137.755647][ T6821]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  137.755650][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  137.755651][ T6821]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  137.755653][ T6821]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  137.755656][ T6821]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  137.755658][ T6821]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  137.755660][ T6821] RIP: 0033:0x7f1a9e6ef54e
[  137.755662][ T6821] 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
[  137.755663][ T6821] RSP: 002b:00007ffe76513450 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  137.755667][ T6821] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1a9e6ef54e
[  137.755669][ T6821] RDX: 0000000000000000 RSI: 00007ffe76513500 RDI: 0000000000000005
[  137.755669][ T6821] RBP: 00007ffe76513460 R08: 0000000000000000 R09: 0000000000000000
[  137.755670][ T6821] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918645
[  137.755671][ T6821] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  143.174456][ T6850] softirqs last disabled at (0): 0x0
| [  143.174458][ T6850] Preemption disabled at:
| [  143.174459][ T6850] vprintk_emit (kernel/printk/printk.c:2471)
| [  143.174470][ T6850] Tainted: [W]=WARN
[  143.174471][ T6850] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  143.174473][ T6850] Call Trace:
[  143.174475][ T6850]  <TASK>
[  143.174476][ T6850]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  143.174481][ T6850]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  143.174483][ T6850]  __might_resched.cold (kernel/sched/core.c:9234)
[  143.174487][ T6850]  ? __module_address (kernel/module/main.c:3915)
[  143.174491][ T6850]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  143.174494][ T6850]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  143.174495][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.174498][ T6850]  __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))
[  143.174502][ T6850]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  143.174505][ T6850]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  143.174509][ T6850]  ? 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)
[  143.174510][ T6850]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  143.174512][ T6850]  put_chars (drivers/char/virtio_console.c:1176)
[  143.174514][ T6850]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  143.174515][ T6850]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  143.174517][ T6850]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  143.174519][ T6850]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  143.174522][ T6850]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  143.174524][ T6850]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[  143.174525][ T6850]  ? vsnprintf (lib/vsprintf.c:2900)
[  143.174528][ T6850]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  143.174530][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.174532][ T6850]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  143.174534][ T6850]  console_emit_next_record (kernel/printk/printk.c:3183)
[  143.174536][ T6850]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  143.174538][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.174540][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.174541][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.174543][ T6850]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  143.174545][ T6850]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  143.174546][ T6850]  console_flush_one_record (kernel/printk/printk.c:3268)
[  143.174548][ T6850]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  143.174551][ T6850]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  143.174553][ T6850]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  143.174554][ T6850]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  143.174560][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.174562][ T6850]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  143.174563][ T6850]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  143.174564][ T6850]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  143.174566][ T6850]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  143.174568][ T6850]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  143.174570][ T6850]  vprintk_emit (kernel/printk/printk.c:2479)
[  143.174573][ T6850]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  143.174575][ T6850]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  143.174576][ T6850]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  143.174578][ T6850]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  143.174580][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.174582][ T6850]  _printk (kernel/printk/printk.c:2504)
[  143.174585][ T6850]  ? snapshot_read.cold (user.c:?)
[  143.174587][ T6850]  ? br_multicast_flood (??:?) bridge
[  143.174599][ T6850]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  143.174601][ T6850]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  143.174602][ T6850]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  143.174604][ T6850] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  143.174613][ T6850] br_init_port (net/bridge/br_stp_if.c:39) bridge
[  143.174620][ T6850] new_nbp (net/bridge/br_if.c:449) bridge
[  143.174628][ T6850] br_add_if (net/bridge/br_if.c:592) bridge
[  143.174634][ T6850]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[  143.174637][ T6850]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  143.174639][ T6850]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  143.174641][ T6850]  ? __kernel_text_address (kernel/extable.c:79)
[  143.174643][ T6850]  do_set_master (net/core/rtnetlink.c:3071)
[  143.174646][ T6850]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  143.174648][ T6850]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  143.174649][ T6850]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  143.174650][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.174652][ T6850]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  143.174656][ T6850]  ? kasan_save_stack (mm/kasan/common.c:58)
[  143.174658][ T6850]  ? kasan_save_stack (mm/kasan/common.c:57)
[  143.174659][ T6850]  ? kasan_save_track (mm/kasan/common.c:78)
[  143.174661][ T6850]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  143.174662][ T6850]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  143.174664][ T6850]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  143.174665][ T6850]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  143.174666][ T6850]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  143.174668][ T6850]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  143.174669][ T6850]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  143.174671][ T6850]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  143.174673][ T6850]  ? ___sys_sendmsg (net/socket.c:2767)
[  143.174675][ T6850]  ? __sys_sendmsg (net/socket.c:2799)
[  143.174676][ T6850]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  143.174678][ T6850]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  143.174681][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.174682][ T6850]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  143.174684][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.174685][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.174687][ T6850]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  143.174690][ T6850]  ? __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)
[  143.174692][ T6850]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  143.174693][ T6850]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  143.174695][ T6850]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  143.174696][ T6850]  ? nla_get_range_signed (lib/nlattr.c:270)
[  143.174698][ T6850]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  143.174700][ T6850]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  143.174702][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.174704][ T6850]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  143.174705][ T6850]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  143.174706][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.174708][ T6850]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  143.174710][ T6850]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  143.174712][ T6850]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  143.174713][ T6850]  ? __kernel_text_address (kernel/extable.c:79)
[  143.174714][ T6850]  ? write_profile (profile.c:?)
[  143.174716][ T6850]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  143.174718][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.174720][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.174721][ T6850]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  143.174725][ T6850]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  143.174726][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.174728][ T6850]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  143.174729][ T6850]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  143.174731][ T6850]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  143.174732][ T6850]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  143.174734][ T6850]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  143.174736][ T6850]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  143.174737][ T6850]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  143.174739][ T6850]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  143.174740][ T6850]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  143.174741][ T6850]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  143.174744][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.174745][ T6850]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  143.174747][ T6850]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  143.174749][ T6850]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  143.174751][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.174752][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.174754][ T6850]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  143.174756][ T6850]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  143.174757][ T6850]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  143.174759][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.174761][ T6850]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  143.174763][ T6850]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  143.174764][ T6850]  ? copy_msghdr_from_user (net/socket.c:2650)
[  143.174766][ T6850]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  143.174767][ T6850]  ? move_addr_to_kernel (net/socket.c:258)
[  143.174769][ T6850]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  143.174771][ T6850]  ___sys_sendmsg (net/socket.c:2767)
[  143.174773][ T6850]  ? copy_msghdr_from_user (net/socket.c:2619)
[  143.174778][ T6850]  __sys_sendmsg (net/socket.c:2799)
[  143.174780][ T6850]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  143.174782][ T6850]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  143.174784][ T6850]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  143.174785][ T6850]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  143.174787][ T6850]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  143.174789][ T6850] RIP: 0033:0x7fca9c41c54e
[  143.174791][ T6850] 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
[  143.174792][ T6850] RSP: 002b:00007ffd9aa18060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  143.174796][ T6850] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fca9c41c54e
[  143.174798][ T6850] RDX: 0000000000000000 RSI: 00007ffd9aa18110 RDI: 0000000000000005
[  143.174799][ T6850] RBP: 00007ffd9aa18070 R08: 0000000000000000 R09: 0000000000000000
[  143.174799][ T6850] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918649
[  143.174800][ T6850] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd9aa187d0
| [  328.460742][T10127] softirqs last disabled at (0): 0x0
| [  328.460745][T10127] Preemption disabled at:
| [  328.460746][T10127] vprintk_emit (kernel/printk/printk.c:2471)
| [  328.460760][T10127] Tainted: [W]=WARN
[  328.460761][T10127] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  328.460763][T10127] Call Trace:
[  328.460765][T10127]  <TASK>
[  328.460767][T10127]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  328.460773][T10127]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  328.460776][T10127]  __might_resched.cold (kernel/sched/core.c:9234)
[  328.460780][T10127]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  328.460784][T10127]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[  328.460788][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  328.460793][T10127]  __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))
[  328.460797][T10127]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  328.460800][T10127]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  328.460805][T10127]  ? 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)
[  328.460807][T10127]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  328.460810][T10127]  put_chars (drivers/char/virtio_console.c:1176)
[  328.460813][T10127]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  328.460816][T10127]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  328.460819][T10127]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  328.460824][T10127]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  328.460826][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  328.460829][T10127]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  328.460832][T10127]  console_emit_next_record (kernel/printk/printk.c:3183)
[  328.460836][T10127]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  328.460839][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  328.460841][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  328.460843][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  328.460846][T10127]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  328.460849][T10127]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  328.460851][T10127]  console_flush_one_record (kernel/printk/printk.c:3268)
[  328.460855][T10127]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  328.460859][T10127]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  328.460861][T10127]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  328.460864][T10127]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  328.460866][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  328.460868][T10127]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  328.460870][T10127]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  328.460872][T10127]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  328.460876][T10127]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  328.460878][T10127]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  328.460881][T10127]  vprintk_emit (kernel/printk/printk.c:2479)
[  328.460884][T10127]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  328.460887][T10127]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  328.460891][T10127]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  328.460894][T10127]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  328.460896][T10127]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  328.460900][T10127]  ? ___sys_sendmsg (net/socket.c:2767)
[  328.460902][T10127]  ? __sys_sendmsg (net/socket.c:2799)
[  328.460905][T10127]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  328.460909][T10127]  _printk (kernel/printk/printk.c:2504)
[  328.460913][T10127]  ? snapshot_read.cold (user.c:?)
[  328.460916][T10127]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  328.460920][T10127]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  328.460923][T10127]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  328.460925][T10127]  ? netdev_notice (net/core/dev.c:13194)
[  328.460928][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  328.460931][T10127]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  328.460934][T10127]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  328.460937][T10127]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  328.460939][T10127]  ? 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)
[  328.460943][T10127]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  328.460947][T10127]  dev_set_allmulti (net/core/dev_api.c:315)
[  328.460951][T10127] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[  328.460967][T10127]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  328.460972][T10127]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  328.460975][T10127] br_del_if (net/bridge/br_if.c:732) bridge
[  328.460987][T10127]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  328.460991][T10127]  do_set_master (net/core/rtnetlink.c:3055)
[  328.460994][T10127]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  328.460998][T10127]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  328.461001][T10127]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  328.461003][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  328.461005][T10127]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  328.461010][T10127]  ? kasan_save_stack (mm/kasan/common.c:58)
[  328.461014][T10127]  ? kasan_save_stack (mm/kasan/common.c:57)
[  328.461016][T10127]  ? kasan_save_track (mm/kasan/common.c:78)
[  328.461018][T10127]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  328.461021][T10127]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  328.461023][T10127]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  328.461025][T10127]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  328.461027][T10127]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  328.461029][T10127]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  328.461031][T10127]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  328.461033][T10127]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  328.461035][T10127]  ? ___sys_sendmsg (net/socket.c:2767)
[  328.461037][T10127]  ? __sys_sendmsg (net/socket.c:2799)
[  328.461039][T10127]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  328.461041][T10127]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  328.461045][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  328.461047][T10127]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  328.461049][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  328.461052][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  328.461054][T10127]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  328.461057][T10127]  ? __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)
[  328.461060][T10127]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  328.461062][T10127]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  328.461065][T10127]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  328.461067][T10127]  ? nla_get_range_signed (lib/nlattr.c:270)
[  328.461070][T10127]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  328.461074][T10127]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  328.461077][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  328.461080][T10127]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  328.461082][T10127]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  328.461084][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  328.461087][T10127]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  328.461089][T10127]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  328.461092][T10127]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  328.461094][T10127]  ? __kernel_text_address (kernel/extable.c:79)
[  328.461096][T10127]  ? write_profile (profile.c:?)
[  328.461098][T10127]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  328.461101][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  328.461104][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  328.461106][T10127]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  328.461110][T10127]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  328.461113][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  328.461115][T10127]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  328.461117][T10127]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  328.461120][T10127]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  328.461122][T10127]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  328.461124][T10127]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  328.461128][T10127]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  328.461130][T10127]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  328.461133][T10127]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  328.461135][T10127]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  328.461137][T10127]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  328.461141][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  328.461144][T10127]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  328.461147][T10127]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  328.461150][T10127]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  328.461152][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  328.461154][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  328.461157][T10127]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  328.461160][T10127]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  328.461163][T10127]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  328.461166][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  328.461168][T10127]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  328.461171][T10127]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  328.461174][T10127]  ? copy_msghdr_from_user (net/socket.c:2650)
[  328.461176][T10127]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  328.461178][T10127]  ? move_addr_to_kernel (net/socket.c:258)
[  328.461181][T10127]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  328.461185][T10127]  ___sys_sendmsg (net/socket.c:2767)
[  328.461187][T10127]  ? copy_msghdr_from_user (net/socket.c:2619)
[  328.461195][T10127]  __sys_sendmsg (net/socket.c:2799)
[  328.461198][T10127]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  328.461202][T10127]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  328.461206][T10127]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  328.461208][T10127]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  328.461211][T10127]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  328.461213][T10127] RIP: 0033:0x7f559dbc654e
[  328.461216][T10127] 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
[  328.461219][T10127] RSP: 002b:00007fff924aa2a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  328.461223][T10127] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f559dbc654e
[  328.461225][T10127] RDX: 0000000000000000 RSI: 00007fff924aa350 RDI: 0000000000000005
[  328.461227][T10127] RBP: 00007fff924aa2b0 R08: 0000000000000000 R09: 0000000000000000
[  328.461228][T10127] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918702
[  328.461229][T10127] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff924aaa10
| [  333.599162][T10134] softirqs last disabled at (0): 0x0
| [  333.599164][T10134] Preemption disabled at:
| [  333.599164][T10134] vprintk_emit (kernel/printk/printk.c:2471)
| [  333.599176][T10134] Tainted: [W]=WARN
[  333.599177][T10134] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  333.599179][T10134] Call Trace:
[  333.599180][T10134]  <TASK>
[  333.599182][T10134]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  333.599187][T10134]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  333.599189][T10134]  __might_resched.cold (kernel/sched/core.c:9234)
[  333.599192][T10134]  ? __module_address (kernel/module/main.c:3915)
[  333.599196][T10134]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  333.599199][T10134]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  333.599200][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.599204][T10134]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  333.599207][T10134]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  333.599210][T10134]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  333.599213][T10134]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  333.599215][T10134]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  333.599217][T10134]  put_chars (drivers/char/virtio_console.c:1176)
[  333.599219][T10134]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  333.599220][T10134]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  333.599222][T10134]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  333.599224][T10134]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  333.599227][T10134]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  333.599229][T10134]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[  333.599230][T10134]  ? vsnprintf (lib/vsprintf.c:2900)
[  333.599236][T10134]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  333.599238][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.599240][T10134]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  333.599241][T10134]  console_emit_next_record (kernel/printk/printk.c:3183)
[  333.599244][T10134]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  333.599246][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.599247][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.599249][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.599251][T10134]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  333.599252][T10134]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  333.599254][T10134]  console_flush_one_record (kernel/printk/printk.c:3268)
[  333.599256][T10134]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  333.599259][T10134]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  333.599260][T10134]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  333.599267][T10134]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  333.599269][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.599270][T10134]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  333.599272][T10134]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  333.599273][T10134]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  333.599275][T10134]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  333.599277][T10134]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  333.599279][T10134]  vprintk_emit (kernel/printk/printk.c:2479)
[  333.599282][T10134]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  333.599284][T10134]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  333.599285][T10134]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  333.599287][T10134]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  333.599289][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.599291][T10134]  _printk (kernel/printk/printk.c:2504)
[  333.599294][T10134]  ? snapshot_read.cold (user.c:?)
[  333.599296][T10134]  ? br_multicast_flood (??:?) bridge
[  333.599308][T10134]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  333.599311][T10134]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  333.599312][T10134]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  333.599314][T10134] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  333.599322][T10134] br_init_port (net/bridge/br_stp_if.c:39) bridge
[  333.599330][T10134] new_nbp (net/bridge/br_if.c:449) bridge
[  333.599338][T10134] br_add_if (net/bridge/br_if.c:592) bridge
[  333.599344][T10134]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[  333.599347][T10134]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  333.599349][T10134]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  333.599351][T10134]  ? __kernel_text_address (kernel/extable.c:79)
[  333.599353][T10134]  do_set_master (net/core/rtnetlink.c:3071)
[  333.599356][T10134]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  333.599358][T10134]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  333.599359][T10134]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  333.599360][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.599362][T10134]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  333.599366][T10134]  ? kasan_save_stack (mm/kasan/common.c:58)
[  333.599369][T10134]  ? kasan_save_stack (mm/kasan/common.c:57)
[  333.599370][T10134]  ? kasan_save_track (mm/kasan/common.c:78)
[  333.599372][T10134]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  333.599373][T10134]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  333.599375][T10134]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  333.599376][T10134]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  333.599377][T10134]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  333.599379][T10134]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  333.599381][T10134]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  333.599382][T10134]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  333.599384][T10134]  ? ___sys_sendmsg (net/socket.c:2767)
[  333.599386][T10134]  ? __sys_sendmsg (net/socket.c:2799)
[  333.599387][T10134]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  333.599389][T10134]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  333.599392][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.599393][T10134]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  333.599395][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.599396][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.599398][T10134]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  333.599401][T10134]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[  333.599403][T10134]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  333.599404][T10134]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  333.599406][T10134]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  333.599407][T10134]  ? nla_get_range_signed (lib/nlattr.c:270)
[  333.599409][T10134]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  333.599411][T10134]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  333.599413][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.599415][T10134]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  333.599416][T10134]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  333.599418][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.599420][T10134]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  333.599421][T10134]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  333.599423][T10134]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  333.599424][T10134]  ? __kernel_text_address (kernel/extable.c:79)
[  333.599426][T10134]  ? write_profile (profile.c:?)
[  333.599427][T10134]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  333.599429][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.599431][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.599433][T10134]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  333.599436][T10134]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  333.599437][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.599439][T10134]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  333.599441][T10134]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  333.599442][T10134]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  333.599443][T10134]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  333.599445][T10134]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  333.599447][T10134]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  333.599449][T10134]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  333.599450][T10134]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  333.599451][T10134]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  333.599453][T10134]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  333.599455][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.599457][T10134]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  333.599458][T10134]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  333.599460][T10134]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  333.599462][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.599463][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.599465][T10134]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  333.599467][T10134]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  333.599469][T10134]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  333.599470][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.599472][T10134]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  333.599474][T10134]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  333.599475][T10134]  ? copy_msghdr_from_user (net/socket.c:2650)
[  333.599477][T10134]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  333.599479][T10134]  ? move_addr_to_kernel (net/socket.c:258)
[  333.599480][T10134]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  333.599482][T10134]  ___sys_sendmsg (net/socket.c:2767)
[  333.599484][T10134]  ? copy_msghdr_from_user (net/socket.c:2619)
[  333.599489][T10134]  __sys_sendmsg (net/socket.c:2799)
[  333.599491][T10134]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  333.599493][T10134]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  333.599495][T10134]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  333.599497][T10134]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  333.599499][T10134]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  333.599500][T10134] RIP: 0033:0x7f62c6da354e
[  333.599502][T10134] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[  333.599504][T10134] RSP: 002b:00007ffcbd3d8fc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  333.599508][T10134] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f62c6da354e
[  333.599509][T10134] RDX: 0000000000000000 RSI: 00007ffcbd3d9070 RDI: 0000000000000005
[  333.599510][T10134] RBP: 00007ffcbd3d8fd0 R08: 0000000000000000 R09: 0000000000000000
[  333.599511][T10134] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918708
[  333.599512][T10134] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcbd3d9730
| [  367.607052][   T70] softirqs last disabled at (33180): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  367.607055][   T70] Preemption disabled at:
| [  367.607056][   T70] vprintk_emit (kernel/printk/printk.c:2471)
| [  367.607071][   T70] Tainted: [W]=WARN
[  367.607072][   T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  367.607074][   T70] Workqueue: netns cleanup_net
[  367.607081][   T70] Call Trace:
[  367.607083][   T70]  <TASK>
[  367.607085][   T70]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  367.607091][   T70]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  367.607093][   T70]  __might_resched.cold (kernel/sched/core.c:9234)
[  367.607098][   T70]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  367.607102][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  367.607107][   T70]  __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))
[  367.607111][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  367.607114][   T70]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  367.607119][   T70]  ? 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)
[  367.607122][   T70]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  367.607124][   T70]  put_chars (drivers/char/virtio_console.c:1176)
[  367.607127][   T70]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[  367.607129][   T70]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  367.607132][   T70]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  367.607136][   T70]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  367.607140][   T70]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  367.607142][   T70]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[  367.607145][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  367.607147][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  367.607150][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  367.607152][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  367.607156][   T70]  console_emit_next_record (kernel/printk/printk.c:3183)
[  367.607159][   T70]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  367.607162][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  367.607164][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  367.607167][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  367.607169][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  367.607172][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  367.607174][   T70]  console_flush_one_record (kernel/printk/printk.c:3268)
[  367.607178][   T70]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  367.607182][   T70]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  367.607184][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  367.607186][   T70]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  367.607189][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  367.607191][   T70]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  367.607193][   T70]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  367.607196][   T70]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  367.607199][   T70]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  367.607201][   T70]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  367.607204][   T70]  vprintk_emit (kernel/printk/printk.c:2479)
[  367.607207][   T70]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  367.607210][   T70]  ? process_one_work (kernel/workqueue.c:3387)
[  367.607213][   T70]  ? kthread (kernel/kthread.c:436)
[  367.607216][   T70]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  367.607219][   T70]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  367.607222][   T70]  _printk (kernel/printk/printk.c:2504)
[  367.607226][   T70]  ? snapshot_read.cold (user.c:?)
[  367.607230][   T70]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  367.607238][   T70]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  367.607241][   T70]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  367.607244][   T70]  ? netdev_notice (net/core/dev.c:13194)
[  367.607247][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  367.607250][   T70]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  367.607253][   T70]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  367.607256][   T70]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  367.607258][   T70]  ? 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)
[  367.607262][   T70]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  367.607266][   T70]  dev_set_allmulti (net/core/dev_api.c:315)
[  367.607270][   T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[  367.607288][   T70] br_dev_delete (net/bridge/br_if.c:387) bridge
[  367.607300][   T70] br_net_exit_rtnl (net/bridge/br.c:414) bridge
[  367.607312][   T70]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  367.607316][   T70]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098)
[  367.607319][   T70]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  367.607323][   T70]  cleanup_net (net/core/net_namespace.c:706)
[  367.607326][   T70]  ? net_passive_dec (./include/linux/llist.h:241)
[  367.607329][   T70]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  367.607331][   T70]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  367.607335][   T70]  process_one_work (kernel/workqueue.c:3387)
[  367.607339][   T70]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  367.607343][   T70]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  367.607347][   T70]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  367.607350][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  367.607353][   T70]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[  367.607355][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  367.607358][   T70]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  367.607360][   T70]  kthread (kernel/kthread.c:436)
[  367.607363][   T70]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  367.607365][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  367.607367][   T70]  ret_from_fork (arch/x86/kernel/process.c:158)
[  367.607370][   T70]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  367.607373][   T70]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  367.607376][   T70]  ? kthread_affine_preferred (kernel/kthread.c:857)


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
__irq_exit_rcu:schedule_preempt_disabled:dump_stack_lvl:__kmalloc_noprof:put_chars
dev_uc_del:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
dev_uc_add_excl:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__fib6_clean_all:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars