======================================
| [   10.833331][  T238] softirqs last disabled at (27487): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.833333][  T238] Preemption disabled at:
| [   10.833334][  T238] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.833343][  T238] Tainted: [W]=WARN
[   10.833343][  T238] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.833345][  T238] Call Trace:
[   10.833347][  T238]  <TASK>
[   10.833348][  T238]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.833354][  T238]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.833356][  T238]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.833360][  T238]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.833364][  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)
[   10.833369][  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))
[   10.833371][  T238]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.833377][  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)
[   10.833380][  T238]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.833383][  T238]  put_chars (drivers/char/virtio_console.c:1176)
[   10.833386][  T238]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.833387][  T238]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.833392][  T238]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.833394][  T238]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.833399][  T238]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.833401][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.833406][  T238]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.833409][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.833413][  T238]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.833417][  T238]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.833419][  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))
[   10.833422][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.833424][  T238]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.833428][  T238]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.833432][  T238]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.833434][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.833439][  T238]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.833442][  T238]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.833443][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.833446][  T238]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.833449][  T238]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.833451][  T238]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.833454][  T238]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.833458][  T238]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.833464][  T238]  ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q
[   10.833468][  T238]  _printk (kernel/printk/printk.c:2504)
[   10.833472][  T238]  ? snapshot_read.cold (user.c:?)
[   10.833478][  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)
[   10.833480][  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
[   10.833483][  T238]  do_one_initcall (init/main.c:1357)
[   10.833486][  T238]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   10.833490][  T238]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   10.833493][  T238]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   10.833498][  T238]  do_init_module (kernel/module/main.c:3117)
[   10.833501][  T238]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.833506][  T238]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   10.833509][  T238]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   10.833513][  T238]  load_module (kernel/module/main.c:3593)
[   10.833520][  T238]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   10.833523][  T238]  ? __ia32_sys_fsconfig (??:?)
[   10.833526][  T238]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   10.833530][  T238]  ? backing_file_read_iter (fs/backing-file.c:211)
[   10.833533][  T238]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.833537][  T238]  init_module_from_file (kernel/module/main.c:3790)
[   10.833540][  T238]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   10.833547][  T238]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.833551][  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)
[   10.833554][  T238]  idempotent_init_module (kernel/module/main.c:3802)
[   10.833557][  T238]  ? init_module_from_file (kernel/module/main.c:3791)
[   10.833563][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.833566][  T238]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   10.833571][  T238]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   10.833574][  T238]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.833577][  T238]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.833579][  T238]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.833586][  T238]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.833588][  T238] RIP: 0033:0x7efe7693537d
[   10.833591][  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
[   10.833593][  T238] RSP: 002b:00007ffe79e6f248 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   10.833596][  T238] RAX: ffffffffffffffda RBX: 000055d11642a810 RCX: 00007efe7693537d
[   10.833597][  T238] RDX: 0000000000000000 RSI: 000055d0dcabfffd RDI: 0000000000000000
[   10.833598][  T238] RBP: 00007ffe79e6f2e0 R08: 0000000000000000 R09: 0000000000000000
[   10.833599][  T238] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d0dcabfffd
[   10.833600][  T238] R13: 000055d11642a960 R14: 0000000000040000 R15: 0000000000000000
| [   12.234079][  T291] softirqs last disabled at (18832): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   12.234082][  T291] Preemption disabled at:
| [   12.234083][  T291] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.234092][  T291] Tainted: [W]=WARN
[   12.234093][  T291] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.234095][  T291] Call Trace:
[   12.234096][  T291]  <TASK>
[   12.234098][  T291]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.234104][  T291]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.234106][  T291]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.234110][  T291]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.234115][  T291]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.234119][  T291]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   12.234122][  T291]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.234127][  T291]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   12.234130][  T291]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.234133][  T291]  put_chars (drivers/char/virtio_console.c:1176)
[   12.234136][  T291]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.234140][  T291]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.234143][  T291]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.234146][  T291]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.234147][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.234149][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.234153][  T291]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.234155][  T291]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.234158][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.234162][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.234165][  T291]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.234169][  T291]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.234170][  T291]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   12.234173][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.234176][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.234179][  T291]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.234183][  T291]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.234185][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.234190][  T291]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.234193][  T291]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.234195][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.234197][  T291]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.234200][  T291]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.234202][  T291]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.234205][  T291]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.234209][  T291]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.234211][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.234213][  T291]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   12.234217][  T291]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.234221][  T291]  _printk (kernel/printk/printk.c:2504)
[   12.234224][  T291]  ? snapshot_read.cold (user.c:?)
[   12.234227][  T291]  ? br_multicast_flood (??:?) bridge
[   12.234240][  T291]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.234241][  T291]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.234243][  T291]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.234247][  T291] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   12.234256][  T291] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   12.234264][  T291] new_nbp (net/bridge/br_if.c:449) bridge
[   12.234274][  T291] br_add_if (net/bridge/br_if.c:592) bridge
[   12.234280][  T291]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   12.234285][  T291]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   12.234287][  T291]  ? __kernel_text_address (kernel/extable.c:79)
[   12.234291][  T291]  do_set_master (net/core/rtnetlink.c:3071)
[   12.234296][  T291]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.234299][  T291]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.234302][  T291]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.234303][  T291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.234306][  T291]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.234309][  T291]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.234312][  T291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.234313][  T291]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.234316][  T291]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.234319][  T291]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.234320][  T291]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.234323][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.234325][  T291]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   12.234327][  T291]  ? ___sys_sendmsg (net/socket.c:2757)
[   12.234332][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.234333][  T291]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.234336][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.234338][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.234340][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.234342][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.234344][  T291]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.234348][  T291]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   12.234349][  T291]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.234351][  T291]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.234355][  T291]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.234356][  T291]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.234361][  T291]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.234366][  T291]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.234371][  T291]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.234373][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.234377][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.234379][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.234381][  T291]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.234383][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.234386][  T291]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.234388][  T291]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.234391][  T291]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.234392][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.234397][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.234398][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.234402][  T291]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.234404][  T291]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.234406][  T291]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.234412][  T291]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   12.234414][  T291]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   12.234418][  T291]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.234421][  T291]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.234424][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.234428][  T291]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.234432][  T291]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.234435][  T291]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.234441][  T291]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   12.234443][  T291]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.234445][  T291]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   12.234447][  T291]  ? move_addr_to_kernel (net/socket.c:258)
[   12.234454][  T291]  ___sys_sendmsg (net/socket.c:2767)
[   12.234456][  T291]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.234471][  T291]  __sys_sendmsg (net/socket.c:2799)
[   12.234474][  T291]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.234480][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.234484][  T291]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.234486][  T291]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.234489][  T291]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.234491][  T291] RIP: 0033:0x7fbbd92d054e
[   12.234495][  T291] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   12.234496][  T291] RSP: 002b:00007ffe3cdb5800 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.234499][  T291] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fbbd92d054e
[   12.234500][  T291] RDX: 0000000000000000 RSI: 00007ffe3cdb58b0 RDI: 0000000000000005
[   12.234501][  T291] RBP: 00007ffe3cdb5810 R08: 0000000000000000 R09: 0000000000000000
[   12.234502][  T291] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913072
[   12.234503][  T291] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe3cdb5f70
| [   14.046908][  T352] softirqs last disabled at (13998): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   14.046910][  T352] Preemption disabled at:
| [   14.046911][  T352] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.046921][  T352] Tainted: [W]=WARN
[   14.046922][  T352] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.046923][  T352] Call Trace:
[   14.046925][  T352]  <TASK>
[   14.046927][  T352]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.046933][  T352]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.046935][  T352]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.046940][  T352]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.046944][  T352]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.046951][  T352]  __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))
[   14.046954][  T352]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.046960][  T352]  ? 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)
[   14.046962][  T352]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.046966][  T352]  put_chars (drivers/char/virtio_console.c:1176)
[   14.046968][  T352]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   14.046970][  T352]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.046973][  T352]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.046978][  T352]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.046980][  T352]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.046984][  T352]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.046987][  T352]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.046988][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.046990][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.046994][  T352]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.046996][  T352]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   14.046999][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.047001][  T352]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.047005][  T352]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.047009][  T352]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.047011][  T352]  ? 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))
[   14.047014][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.047016][  T352]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.047020][  T352]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.047024][  T352]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.047026][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.047031][  T352]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.047034][  T352]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.047036][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.047038][  T352]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.047042][  T352]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.047043][  T352]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.047047][  T352]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.047051][  T352]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.047053][  T352]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.047056][  T352]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.047059][  T352]  _printk (kernel/printk/printk.c:2504)
[   14.047063][  T352]  ? snapshot_read.cold (user.c:?)
[   14.047067][  T352]  ? br_multicast_flood (??:?) bridge
[   14.047080][  T352]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.047081][  T352]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.047082][  T352]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.047087][  T352] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   14.047097][  T352] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   14.047105][  T352] new_nbp (net/bridge/br_if.c:449) bridge
[   14.047114][  T352] br_add_if (net/bridge/br_if.c:592) bridge
[   14.047121][  T352]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   14.047125][  T352]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   14.047128][  T352]  ? __kernel_text_address (kernel/extable.c:79)
[   14.047132][  T352]  do_set_master (net/core/rtnetlink.c:3071)
[   14.047137][  T352]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.047140][  T352]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   14.047143][  T352]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.047144][  T352]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.047146][  T352]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.047150][  T352]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.047152][  T352]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.047154][  T352]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.047157][  T352]  ? kasan_save_stack (mm/kasan/common.c:58)
[   14.047160][  T352]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.047161][  T352]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.047164][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.047166][  T352]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   14.047169][  T352]  ? ___sys_sendmsg (net/socket.c:2757)
[   14.047173][  T352]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.047175][  T352]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.047178][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.047180][  T352]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.047182][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.047184][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.047186][  T352]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.047190][  T352]  ? __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)
[   14.047193][  T352]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.047195][  T352]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.047198][  T352]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.047199][  T352]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.047204][  T352]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   14.047209][  T352]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.047214][  T352]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.047216][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.047221][  T352]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.047222][  T352]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.047224][  T352]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.047226][  T352]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.047230][  T352]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.047232][  T352]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.047235][  T352]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.047236][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.047240][  T352]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.047242][  T352]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.047246][  T352]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.047247][  T352]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.047250][  T352]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.047256][  T352]  ? 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))
[   14.047258][  T352]  ? 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))
[   14.047262][  T352]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.047265][  T352]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.047268][  T352]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.047272][  T352]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.047276][  T352]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.047280][  T352]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.047285][  T352]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   14.047287][  T352]  ? copy_msghdr_from_user (net/socket.c:2650)
[   14.047289][  T352]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   14.047291][  T352]  ? move_addr_to_kernel (net/socket.c:258)
[   14.047298][  T352]  ___sys_sendmsg (net/socket.c:2767)
[   14.047301][  T352]  ? copy_msghdr_from_user (net/socket.c:2619)
[   14.047316][  T352]  __sys_sendmsg (net/socket.c:2799)
[   14.047319][  T352]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   14.047325][  T352]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.047328][  T352]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.047331][  T352]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.047334][  T352]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.047336][  T352] RIP: 0033:0x7f7492d9c54e
[   14.047339][  T352] 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
[   14.047341][  T352] RSP: 002b:00007ffce243fea0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.047344][  T352] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f7492d9c54e
[   14.047345][  T352] RDX: 0000000000000000 RSI: 00007ffce243ff50 RDI: 0000000000000005
[   14.047346][  T352] RBP: 00007ffce243feb0 R08: 0000000000000000 R09: 0000000000000000
[   14.047347][  T352] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913074
[   14.047348][  T352] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffce2440610
| [   15.602906][  T408] softirqs last disabled at (19502): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   15.602909][  T408] Preemption disabled at:
| [   15.602909][  T408] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.602919][  T408] Tainted: [W]=WARN
[   15.602920][  T408] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.602922][  T408] Call Trace:
[   15.602924][  T408]  <TASK>
[   15.602925][  T408]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.602931][  T408]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.602933][  T408]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.602938][  T408]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.602942][  T408]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.602948][  T408]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   15.602952][  T408]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.602957][  T408]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.602960][  T408]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.602964][  T408]  put_chars (drivers/char/virtio_console.c:1176)
[   15.602966][  T408]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   15.602968][  T408]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.602971][  T408]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.602975][  T408]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.602977][  T408]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.602981][  T408]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.602984][  T408]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.602986][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.602987][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.602991][  T408]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.602993][  T408]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   15.602996][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.602998][  T408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.603002][  T408]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.603006][  T408]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.603008][  T408]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   15.603011][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.603013][  T408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.603017][  T408]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.603021][  T408]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.603022][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.603027][  T408]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.603030][  T408]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.603032][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.603034][  T408]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.603038][  T408]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.603039][  T408]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.603043][  T408]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.603047][  T408]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.603049][  T408]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.603052][  T408]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   15.603055][  T408]  _printk (kernel/printk/printk.c:2504)
[   15.603059][  T408]  ? snapshot_read.cold (user.c:?)
[   15.603063][  T408]  ? br_multicast_flood (??:?) bridge
[   15.603075][  T408]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   15.603077][  T408]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.603078][  T408]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.603082][  T408] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   15.603092][  T408] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   15.603100][  T408] new_nbp (net/bridge/br_if.c:449) bridge
[   15.603109][  T408] br_add_if (net/bridge/br_if.c:592) bridge
[   15.603116][  T408]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   15.603120][  T408]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   15.603123][  T408]  ? __kernel_text_address (kernel/extable.c:79)
[   15.603127][  T408]  do_set_master (net/core/rtnetlink.c:3071)
[   15.603132][  T408]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   15.603135][  T408]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   15.603138][  T408]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   15.603139][  T408]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.603141][  T408]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.603144][  T408]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.603147][  T408]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.603149][  T408]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.603151][  T408]  ? kasan_save_stack (mm/kasan/common.c:58)
[   15.603154][  T408]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.603156][  T408]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.603158][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.603160][  T408]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   15.603163][  T408]  ? ___sys_sendmsg (net/socket.c:2757)
[   15.603167][  T408]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.603169][  T408]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.603171][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.603174][  T408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.603175][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.603177][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.603179][  T408]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   15.603183][  T408]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   15.603186][  T408]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   15.603188][  T408]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.603191][  T408]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   15.603193][  T408]  ? nla_get_range_signed (lib/nlattr.c:270)
[   15.603198][  T408]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   15.603203][  T408]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.603208][  T408]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.603209][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.603214][  T408]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.603216][  T408]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.603218][  T408]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.603220][  T408]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.603223][  T408]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.603225][  T408]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.603228][  T408]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.603229][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.603234][  T408]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.603236][  T408]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.603239][  T408]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.603241][  T408]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.603243][  T408]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.603249][  T408]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.603251][  T408]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.603255][  T408]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.603258][  T408]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.603261][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.603265][  T408]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.603269][  T408]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   15.603272][  T408]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.603277][  T408]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   15.603280][  T408]  ? copy_msghdr_from_user (net/socket.c:2650)
[   15.603282][  T408]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   15.603283][  T408]  ? move_addr_to_kernel (net/socket.c:258)
[   15.603290][  T408]  ___sys_sendmsg (net/socket.c:2767)
[   15.603293][  T408]  ? copy_msghdr_from_user (net/socket.c:2619)
[   15.603308][  T408]  __sys_sendmsg (net/socket.c:2799)
[   15.603311][  T408]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   15.603317][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.603321][  T408]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.603323][  T408]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.603326][  T408]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.603328][  T408] RIP: 0033:0x7f5a1b12b54e
[   15.603332][  T408] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.603333][  T408] RSP: 002b:00007fffce9842f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.603336][  T408] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f5a1b12b54e
[   15.603337][  T408] RDX: 0000000000000000 RSI: 00007fffce9843a0 RDI: 0000000000000005
[   15.603338][  T408] RBP: 00007fffce984300 R08: 0000000000000000 R09: 0000000000000000
[   15.603339][  T408] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913076
[   15.603340][  T408] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffce984a60
| [   24.760627][  T519] softirqs last disabled at (27313): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   24.760629][  T519] Preemption disabled at:
| [   24.760630][  T519] vprintk_emit (kernel/printk/printk.c:2471)
| [   24.760639][  T519] Tainted: [W]=WARN
[   24.760640][  T519] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.760642][  T519] Call Trace:
[   24.760643][  T519]  <TASK>
[   24.760645][  T519]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   24.760650][  T519]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   24.760652][  T519]  __might_resched.cold (kernel/sched/core.c:9234)
[   24.760657][  T519]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   24.760661][  T519]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   24.760666][  T519]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   24.760668][  T519]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.760673][  T519]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.760676][  T519]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.760679][  T519]  put_chars (drivers/char/virtio_console.c:1176)
[   24.760681][  T519]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   24.760683][  T519]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   24.760685][  T519]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.760689][  T519]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.760693][  T519]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   24.760696][  T519]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.760697][  T519]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.760702][  T519]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   24.760703][  T519]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   24.760706][  T519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.760709][  T519]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.760712][  T519]  console_emit_next_record (kernel/printk/printk.c:3183)
[   24.760716][  T519]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   24.760718][  T519]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   24.760721][  T519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.760723][  T519]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.760727][  T519]  console_flush_one_record (kernel/printk/printk.c:3268)
[   24.760731][  T519]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   24.760732][  T519]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.760737][  T519]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   24.760740][  T519]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   24.760742][  T519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.760744][  T519]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   24.760747][  T519]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   24.760749][  T519]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   24.760752][  T519]  vprintk_emit (kernel/printk/printk.c:2479)
[   24.760756][  T519]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   24.760762][  T519]  ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc
[   24.760765][  T519]  _printk (kernel/printk/printk.c:2504)
[   24.760768][  T519]  ? snapshot_read.cold (user.c:?)
[   24.760774][  T519]  ? 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)
[   24.760777][  T519] gact_init_module (net/sched/act_gact.c:180) act_gact
[   24.760780][  T519]  do_one_initcall (init/main.c:1357)
[   24.760782][  T519]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   24.760786][  T519]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   24.760790][  T519]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   24.760794][  T519]  do_init_module (kernel/module/main.c:3117)
[   24.760798][  T519]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   24.760802][  T519]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   24.760805][  T519]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   24.760809][  T519]  load_module (kernel/module/main.c:3593)
[   24.760816][  T519]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   24.760819][  T519]  ? __ia32_sys_fsconfig (??:?)
[   24.760822][  T519]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   24.760826][  T519]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.760827][  T519]  ? backing_file_read_iter (fs/backing-file.c:211)
[   24.760830][  T519]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.760834][  T519]  init_module_from_file (kernel/module/main.c:3790)
[   24.760837][  T519]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   24.760845][  T519]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   24.760848][  T519]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.760851][  T519]  idempotent_init_module (kernel/module/main.c:3802)
[   24.760855][  T519]  ? init_module_from_file (kernel/module/main.c:3791)
[   24.760861][  T519]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.760863][  T519]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   24.760869][  T519]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   24.760871][  T519]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.760874][  T519]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   24.760876][  T519]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   24.760879][  T519]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.760881][  T519] RIP: 0033:0x7f176988c37d
[   24.760885][  T519] 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
[   24.760887][  T519] RSP: 002b:00007ffc6bccc1c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   24.760891][  T519] RAX: ffffffffffffffda RBX: 000055b4cb6f6810 RCX: 00007f176988c37d
[   24.760892][  T519] RDX: 0000000000000000 RSI: 000055b4b1ea3ffd RDI: 0000000000000000
[   24.760893][  T519] RBP: 00007ffc6bccc260 R08: 0000000000000000 R09: 0000000000000000
[   24.760894][  T519] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b4b1ea3ffd
[   24.760894][  T519] R13: 000055b4cb6f6960 R14: 0000000000040000 R15: 0000000000000000
| [   27.513051][    C0] softirqs last disabled at (1008313): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   27.513053][    C0] Preemption disabled at:
| [   27.513054][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   27.513063][    C0] Tainted: [W]=WARN
[   27.513064][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.513066][    C0] Call Trace:
[   27.513068][    C0]  <IRQ>
[   27.513070][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.513075][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   27.513077][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   27.513080][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   27.513084][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   27.513087][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.513091][    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))
[   27.513094][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.513097][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.513100][    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)
[   27.513102][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.513104][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   27.513106][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   27.513107][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   27.513111][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   27.513114][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   27.513115][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.513117][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.513119][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   27.513122][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   27.513124][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.513125][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.513127][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.513129][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   27.513130][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   27.513133][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   27.513135][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   27.513137][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.513138][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   27.513140][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.513141][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   27.513143][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   27.513145][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   27.513146][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   27.513148][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   27.513151][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   27.513152][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.513154][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   27.513156][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:264)
[   27.513160][    C0]  _printk (kernel/printk/printk.c:2504)
[   27.513163][    C0]  ? snapshot_read.cold (user.c:?)
[   27.513165][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   27.513169][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.513171][    C0]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   27.513173][    C0]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   27.513175][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.513178][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.513180][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.513181][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.513184][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.513185][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.513198][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.513200][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.513201][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.513208][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.513209][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.513216][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.513222][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.513228][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   27.513231][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.513233][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.513236][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.513238][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.513240][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.513242][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.513244][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.513250][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.513252][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.513255][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.513257][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.513259][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.513261][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.513263][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.513264][    C0]  handle_softirqs (kernel/softirq.c:645)
[   27.513266][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.513268][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.513270][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.513271][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   27.513273][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.513275][    C0]  </IRQ>
[   27.513276][    C0]  <TASK>
[   27.513276][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   27.513278][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.513280][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.513283][    C0] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   27.513285][    C0] RSP: 0018:ffffffffb8007cf8 EFLAGS: 00000296
[   27.513288][    C0] RAX: 00000000000f62b7 RBX: ffffffffb801c600 RCX: ffffffffb50f0307
[   27.513290][    C0] RDX: ffffffffb801c600 RSI: ffffffffb7e38b01 RDI: ffffffffb788d8e0
[   27.513290][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.513291][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff7000fa2
[   27.513292][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   27.513294][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.513297][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.513298][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.513300][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   27.513302][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.513303][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   27.513305][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.513307][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.513308][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.513310][    C0]  do_idle (kernel/sched/idle.c:355)
[   27.513312][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.513313][    C0]  rest_init (init/main.c:727)
[   27.513315][    C0]  ? __cpuidle_text_end (??:?)
[   27.513318][    C0]  ? rest_init (init/main.c:727)
[   27.513319][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   27.513323][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   27.513326][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   27.513328][    C0]  start_kernel (init/main.c:1185)
[   27.513330][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   27.513332][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   27.513334][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   27.581080][    C0]
| [   27.581153][    C0]
| [   27.581153][    C0] stack backtrace:
| [   27.581395][    C0] Tainted: [W]=WARN
[   27.581397][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.581398][    C0] Call Trace:
[   27.581399][    C0]  <IRQ>
[   27.581401][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.581406][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   27.581409][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.581412][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.581414][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.581416][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.581418][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.581419][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.581426][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.581430][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.581431][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.581438][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.581439][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.581445][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.581452][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.581458][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   27.581460][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.581462][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.581465][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.581467][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.581469][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.581471][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.581473][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.581479][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.581481][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.581484][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.581486][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.581488][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.581490][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.581492][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.581494][    C0]  handle_softirqs (kernel/softirq.c:645)
[   27.581496][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.581497][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.581499][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.581501][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   27.581502][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.581504][    C0]  </IRQ>
[   27.581504][    C0]  <TASK>
[   27.581505][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   27.581507][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.581509][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.581511][    C0] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   27.581512][    C0] RSP: 0018:ffffffffb8007cf8 EFLAGS: 00000296
[   27.581515][    C0] RAX: 00000000000f62b7 RBX: ffffffffb801c600 RCX: ffffffffb50f0307
[   27.581516][    C0] RDX: ffffffffb801c600 RSI: ffffffffb7e38b01 RDI: ffffffffb788d8e0
[   27.581517][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.581518][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff7000fa2
[   27.581519][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   27.581521][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.581523][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.581524][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.581526][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   27.581528][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.581529][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   27.581531][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.581533][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.581534][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.581536][    C0]  do_idle (kernel/sched/idle.c:355)
[   27.581538][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.581540][    C0]  rest_init (init/main.c:727)
[   27.581541][    C0]  ? __cpuidle_text_end (??:?)
[   27.581544][    C0]  ? rest_init (init/main.c:727)
[   27.581546][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   27.581550][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   27.581552][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   27.581555][    C0]  start_kernel (init/main.c:1185)
[   27.581556][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   27.581558][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   27.581560][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [  120.367409][ T1338] softirqs last disabled at (0): 0x0
| [  120.367410][ T1338] Preemption disabled at:
| [  120.367411][ T1338] 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))
| [  120.367422][ T1338] Tainted: [W]=WARN
[  120.367423][ T1338] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  120.367425][ T1338] Call Trace:
[  120.367426][ T1338]  <TASK>
[  120.367428][ T1338]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  120.367433][ T1338]  ? 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))
[  120.367435][ T1338]  __might_resched.cold (kernel/sched/core.c:9234)
[  120.367438][ T1338]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  120.367442][ T1338]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.367446][ T1338]  __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))
[  120.367449][ T1338]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  120.367452][ T1338]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  120.367456][ T1338]  ? 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)
[  120.367457][ T1338]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  120.367459][ T1338]  put_chars (drivers/char/virtio_console.c:1176)
[  120.367461][ T1338]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  120.367462][ T1338]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  120.367465][ T1338]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  120.367467][ T1338]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  120.367471][ T1338]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  120.367472][ T1338]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  120.367474][ T1338]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.367475][ T1338]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.367477][ T1338]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  120.367479][ T1338]  console_emit_next_record (kernel/printk/printk.c:3183)
[  120.367481][ T1338]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  120.367483][ T1338]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.367485][ T1338]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.367486][ T1338]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.367488][ T1338]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  120.367490][ T1338]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  120.367491][ T1338]  console_flush_one_record (kernel/printk/printk.c:3268)
[  120.367493][ T1338]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  120.367496][ T1338]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  120.367498][ T1338]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  120.367499][ T1338]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  120.367501][ T1338]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.367502][ T1338]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  120.367504][ T1338]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  120.367505][ T1338]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  120.367507][ T1338]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  120.367509][ T1338]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  120.367511][ T1338]  vprintk_emit (kernel/printk/printk.c:2479)
[  120.367513][ T1338]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  120.367516][ T1338]  _printk (kernel/printk/printk.c:2504)
[  120.367519][ T1338]  ? snapshot_read.cold (user.c:?)
[  120.367521][ T1338]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  120.367524][ T1338]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  120.367525][ T1338]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  120.367527][ T1338]  ? netdev_notice (net/core/dev.c:13194)
[  120.367528][ T1338]  ? kasan_save_track (mm/kasan/common.c:78)
[  120.367532][ T1338]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  120.367534][ T1338]  ? __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))
[  120.367535][ T1338]  ? 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)
[  120.367538][ T1338]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  120.367541][ T1338]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  120.367544][ T1338]  dev_uc_add_excl (net/core/dev_addr_lists.c:801)
[  120.367546][ T1338]  ndo_dflt_fdb_add (net/core/rtnetlink.c:4740)
[  120.367549][ T1338]  ? __nla_parse (lib/nlattr.c:732)
[  120.367551][ T1338]  rtnl_fdb_add (net/core/rtnetlink.c:4845)
[  120.367553][ T1338]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  120.367555][ T1338]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  120.367556][ T1338]  ? rtnl_fdb_del (net/core/rtnetlink.c:4918 (discriminator 2))
[  120.367557][ T1338]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.367559][ T1338]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  120.367561][ T1338]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  120.367564][ T1338]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.367565][ T1338]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.367567][ T1338]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  120.367570][ T1338]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  120.367572][ T1338]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  120.367574][ T1338]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.367575][ T1338]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  120.367578][ T1338]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  120.367580][ T1338]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  120.367583][ T1338]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.367584][ T1338]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  120.367586][ T1338]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  120.367587][ T1338]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  120.367589][ T1338]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.367591][ T1338]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  120.367593][ T1338]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  120.367595][ T1338]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  120.367596][ T1338]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  120.367599][ T1338]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.367601][ T1338]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.367602][ T1338]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.367604][ T1338]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.367606][ T1338]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  120.367608][ T1338]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  120.367610][ T1338]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.367611][ T1338]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  120.367613][ T1338]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  120.367616][ T1338]  ? copy_msghdr_from_user (net/socket.c:2650)
[  120.367617][ T1338]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  120.367619][ T1338]  ? move_addr_to_kernel (net/socket.c:258)
[  120.367621][ T1338]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  120.367624][ T1338]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  120.367626][ T1338]  ___sys_sendmsg (net/socket.c:2767)
[  120.367628][ T1338]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  120.367630][ T1338]  ? copy_msghdr_from_user (net/socket.c:2619)
[  120.367632][ T1338]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  120.367636][ T1338]  __sys_sendmsg (net/socket.c:2799)
[  120.367638][ T1338]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  120.367641][ T1338]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.367642][ T1338]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.367644][ T1338]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  120.367647][ T1338]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  120.367649][ T1338]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  120.367651][ T1338] RIP: 0033:0x7fc22e72654e
[  120.367653][ T1338] 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
[  120.367655][ T1338] RSP: 002b:00007ffd8635cf30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  120.367658][ T1338] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc22e72654e
[  120.367660][ T1338] RDX: 0000000000000000 RSI: 00007ffd8635cfe0 RDI: 0000000000000005
[  120.367661][ T1338] RBP: 00007ffd8635cf40 R08: 0000000000000000 R09: 0000000000000000
[  120.367662][ T1338] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9130df
[  120.367662][ T1338] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  134.545297][ T2265] softirqs last disabled at (0): 0x0
| [  134.545299][ T2265] Preemption disabled at:
| [  134.545300][ T2265] 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))
| [  134.545311][ T2265] Tainted: [W]=WARN
[  134.545312][ T2265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  134.545314][ T2265] Call Trace:
[  134.545315][ T2265]  <TASK>
[  134.545316][ T2265]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  134.545322][ T2265]  ? 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))
[  134.545323][ T2265]  __might_resched.cold (kernel/sched/core.c:9234)
[  134.545327][ T2265]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  134.545330][ T2265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  134.545334][ T2265]  __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))
[  134.545338][ T2265]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  134.545341][ T2265]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  134.545344][ T2265]  ? 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)
[  134.545346][ T2265]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  134.545348][ T2265]  put_chars (drivers/char/virtio_console.c:1176)
[  134.545350][ T2265]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  134.545352][ T2265]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  134.545355][ T2265]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  134.545358][ T2265]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  134.545359][ T2265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  134.545361][ T2265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  134.545363][ T2265]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  134.545365][ T2265]  console_emit_next_record (kernel/printk/printk.c:3183)
[  134.545367][ T2265]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  134.545369][ T2265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  134.545371][ T2265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  134.545372][ T2265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  134.545374][ T2265]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  134.545376][ T2265]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  134.545377][ T2265]  console_flush_one_record (kernel/printk/printk.c:3268)
[  134.545379][ T2265]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  134.545382][ T2265]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  134.545384][ T2265]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  134.545385][ T2265]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  134.545387][ T2265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  134.545388][ T2265]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  134.545390][ T2265]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  134.545391][ T2265]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  134.545393][ T2265]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  134.545395][ T2265]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  134.545397][ T2265]  vprintk_emit (kernel/printk/printk.c:2479)
[  134.545399][ T2265]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  134.545401][ T2265]  ? kvfree_call_rcu (mm/slab_common.c:2050)
[  134.545404][ T2265]  ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842)
[  134.545405][ T2265]  ? rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  134.545407][ T2265]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  134.545408][ T2265]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  134.545411][ T2265]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  134.545412][ T2265]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  134.545414][ T2265]  _printk (kernel/printk/printk.c:2504)
[  134.545417][ T2265]  ? snapshot_read.cold (user.c:?)
[  134.545420][ T2265]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  134.545423][ T2265]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  134.545424][ T2265]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  134.545426][ T2265]  ? netdev_notice (net/core/dev.c:13194)
[  134.545428][ T2265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  134.545429][ T2265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  134.545431][ T2265]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  134.545433][ T2265]  ? 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)
[  134.545435][ T2265]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  134.545436][ T2265]  ? 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)
[  134.545440][ T2265]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  134.545442][ T2265]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  134.545446][ T2265]  dev_uc_del (net/core/dev_addr_lists.c:845)
[  134.545447][ T2265]  rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  134.545448][ T2265]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  134.545450][ T2265]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  134.545451][ T2265]  ? rtnl_fdb_notify (net/core/rtnetlink.c:992)
[  134.545452][ T2265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  134.545454][ T2265]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  134.545457][ T2265]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  134.545459][ T2265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  134.545461][ T2265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  134.545462][ T2265]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  134.545466][ T2265]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  134.545468][ T2265]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  134.545469][ T2265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  134.545471][ T2265]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  134.545473][ T2265]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  134.545477][ T2265]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  134.545479][ T2265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  134.545480][ T2265]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  134.545481][ T2265]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  134.545483][ T2265]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  134.545485][ T2265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  134.545487][ T2265]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  134.545489][ T2265]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  134.545491][ T2265]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  134.545492][ T2265]  ? next_uptodate_folio (mm/filemap.c:3747)
[  134.545495][ T2265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  134.545497][ T2265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  134.545498][ T2265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  134.545500][ T2265]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  134.545502][ T2265]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  134.545504][ T2265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  134.545506][ T2265]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  134.545507][ T2265]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  134.545510][ T2265]  ? copy_msghdr_from_user (net/socket.c:2650)
[  134.545512][ T2265]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  134.545513][ T2265]  ? move_addr_to_kernel (net/socket.c:258)
[  134.545515][ T2265]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  134.545518][ T2265]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  134.545519][ T2265]  ___sys_sendmsg (net/socket.c:2767)
[  134.545521][ T2265]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  134.545523][ T2265]  ? copy_msghdr_from_user (net/socket.c:2619)
[  134.545525][ T2265]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  134.545530][ T2265]  __sys_sendmsg (net/socket.c:2799)
[  134.545532][ T2265]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  134.545534][ T2265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  134.545536][ T2265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  134.545538][ T2265]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  134.545541][ T2265]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  134.545543][ T2265]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  134.545544][ T2265] RIP: 0033:0x7fbbc1a6854e
[  134.545546][ T2265] 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
[  134.545548][ T2265] RSP: 002b:00007ffc8978dce0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  134.545552][ T2265] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbbc1a6854e
[  134.545553][ T2265] RDX: 0000000000000000 RSI: 00007ffc8978dd90 RDI: 0000000000000005
[  134.545554][ T2265] RBP: 00007ffc8978dcf0 R08: 0000000000000000 R09: 0000000000000000
[  134.545555][ T2265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9130ed
[  134.545556][ T2265] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  149.001351][ T3198] softirqs last disabled at (0): 0x0
| [  149.001353][ T3198] Preemption disabled at:
| [  149.001353][ T3198] 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))
| [  149.001365][ T3198] Tainted: [W]=WARN
[  149.001366][ T3198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  149.001367][ T3198] Call Trace:
[  149.001369][ T3198]  <TASK>
[  149.001370][ T3198]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  149.001375][ T3198]  ? 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))
[  149.001377][ T3198]  __might_resched.cold (kernel/sched/core.c:9234)
[  149.001380][ T3198]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  149.001384][ T3198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  149.001388][ T3198]  __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))
[  149.001392][ T3198]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  149.001394][ T3198]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  149.001398][ T3198]  ? 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)
[  149.001400][ T3198]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  149.001402][ T3198]  put_chars (drivers/char/virtio_console.c:1176)
[  149.001404][ T3198]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  149.001405][ T3198]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  149.001409][ T3198]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  149.001412][ T3198]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  149.001413][ T3198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  149.001415][ T3198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  149.001417][ T3198]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  149.001419][ T3198]  console_emit_next_record (kernel/printk/printk.c:3183)
[  149.001421][ T3198]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  149.001423][ T3198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  149.001425][ T3198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  149.001426][ T3198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  149.001428][ T3198]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  149.001430][ T3198]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  149.001431][ T3198]  console_flush_one_record (kernel/printk/printk.c:3268)
[  149.001433][ T3198]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  149.001436][ T3198]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  149.001438][ T3198]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  149.001439][ T3198]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  149.001441][ T3198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  149.001442][ T3198]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  149.001444][ T3198]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  149.001445][ T3198]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  149.001447][ T3198]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  149.001449][ T3198]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  149.001451][ T3198]  vprintk_emit (kernel/printk/printk.c:2479)
[  149.001453][ T3198]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  149.001455][ T3198]  ? kvfree_call_rcu (mm/slab_common.c:2050)
[  149.001458][ T3198]  ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842)
[  149.001459][ T3198]  ? rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  149.001462][ T3198]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  149.001463][ T3198]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  149.001465][ T3198]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  149.001467][ T3198]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  149.001468][ T3198]  _printk (kernel/printk/printk.c:2504)
[  149.001472][ T3198]  ? snapshot_read.cold (user.c:?)
[  149.001474][ T3198]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  149.001477][ T3198]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  149.001479][ T3198]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  149.001480][ T3198]  ? netdev_notice (net/core/dev.c:13194)
[  149.001482][ T3198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  149.001484][ T3198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  149.001486][ T3198]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  149.001488][ T3198]  ? 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)
[  149.001489][ T3198]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  149.001491][ T3198]  ? 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)
[  149.001494][ T3198]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  149.001497][ T3198]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  149.001500][ T3198]  dev_uc_del (net/core/dev_addr_lists.c:845)
[  149.001502][ T3198]  rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  149.001503][ T3198]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  149.001505][ T3198]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  149.001506][ T3198]  ? rtnl_fdb_notify (net/core/rtnetlink.c:992)
[  149.001507][ T3198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  149.001509][ T3198]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  149.001511][ T3198]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  149.001514][ T3198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  149.001516][ T3198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  149.001517][ T3198]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  149.001521][ T3198]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  149.001523][ T3198]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  149.001524][ T3198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  149.001526][ T3198]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  149.001528][ T3198]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  149.001532][ T3198]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  149.001534][ T3198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  149.001535][ T3198]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  149.001536][ T3198]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  149.001538][ T3198]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  149.001540][ T3198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  149.001542][ T3198]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  149.001544][ T3198]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  149.001546][ T3198]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  149.001547][ T3198]  ? next_uptodate_folio (mm/filemap.c:3747)
[  149.001550][ T3198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  149.001552][ T3198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  149.001553][ T3198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  149.001555][ T3198]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  149.001557][ T3198]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  149.001559][ T3198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  149.001561][ T3198]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  149.001563][ T3198]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  149.001565][ T3198]  ? copy_msghdr_from_user (net/socket.c:2650)
[  149.001567][ T3198]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  149.001568][ T3198]  ? move_addr_to_kernel (net/socket.c:258)
[  149.001570][ T3198]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  149.001573][ T3198]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  149.001575][ T3198]  ___sys_sendmsg (net/socket.c:2767)
[  149.001576][ T3198]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  149.001579][ T3198]  ? copy_msghdr_from_user (net/socket.c:2619)
[  149.001580][ T3198]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  149.001585][ T3198]  __sys_sendmsg (net/socket.c:2799)
[  149.001587][ T3198]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  149.001590][ T3198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  149.001592][ T3198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  149.001594][ T3198]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  149.001596][ T3198]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  149.001598][ T3198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  149.001600][ T3198] RIP: 0033:0x7fbe5410154e
[  149.001602][ T3198] 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
[  149.001603][ T3198] RSP: 002b:00007fff5bffb920 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  149.001607][ T3198] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbe5410154e
[  149.001609][ T3198] RDX: 0000000000000000 RSI: 00007fff5bffb9d0 RDI: 0000000000000005
[  149.001609][ T3198] RBP: 00007fff5bffb930 R08: 0000000000000000 R09: 0000000000000000
[  149.001610][ T3198] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9130fc
[  149.001611][ T3198] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  154.373817][ T3222] softirqs last disabled at (0): 0x0
| [  154.373819][ T3222] Preemption disabled at:
| [  154.373820][ T3222] vprintk_emit (kernel/printk/printk.c:2471)
| [  154.373830][ T3222] Tainted: [W]=WARN
[  154.373831][ T3222] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  154.373833][ T3222] Call Trace:
[  154.373834][ T3222]  <TASK>
[  154.373836][ T3222]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  154.373841][ T3222]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  154.373843][ T3222]  __might_resched.cold (kernel/sched/core.c:9234)
[  154.373846][ T3222]  ? __module_address (kernel/module/main.c:3915)
[  154.373850][ T3222]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  154.373853][ T3222]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  154.373854][ T3222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.373858][ T3222]  __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))
[  154.373861][ T3222]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  154.373864][ T3222]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  154.373868][ T3222]  ? 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)
[  154.373869][ T3222]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  154.373871][ T3222]  put_chars (drivers/char/virtio_console.c:1176)
[  154.373873][ T3222]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  154.373875][ T3222]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  154.373876][ T3222]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  154.373879][ T3222]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  154.373882][ T3222]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  154.373883][ T3222]  ? 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)
[  154.373885][ T3222]  ? vsnprintf (lib/vsprintf.c:2900)
[  154.373888][ T3222]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  154.373890][ T3222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.373891][ T3222]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  154.373893][ T3222]  console_emit_next_record (kernel/printk/printk.c:3183)
[  154.373896][ T3222]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  154.373898][ T3222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.373899][ T3222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.373901][ T3222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.373903][ T3222]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  154.373904][ T3222]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  154.373906][ T3222]  console_flush_one_record (kernel/printk/printk.c:3268)
[  154.373908][ T3222]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  154.373911][ T3222]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  154.373913][ T3222]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  154.373914][ T3222]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  154.373916][ T3222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.373917][ T3222]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  154.373919][ T3222]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  154.373920][ T3222]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  154.373922][ T3222]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  154.373924][ T3222]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  154.373926][ T3222]  vprintk_emit (kernel/printk/printk.c:2479)
[  154.373929][ T3222]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  154.373931][ T3222]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  154.373932][ T3222]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  154.373934][ T3222]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  154.373935][ T3222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.373937][ T3222]  _printk (kernel/printk/printk.c:2504)
[  154.373941][ T3222]  ? snapshot_read.cold (user.c:?)
[  154.373943][ T3222]  ? br_multicast_flood (??:?) bridge
[  154.373958][ T3222]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  154.373960][ T3222]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  154.373962][ T3222]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  154.373964][ T3222] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  154.373972][ T3222] br_init_port (net/bridge/br_stp_if.c:39) bridge
[  154.373979][ T3222] new_nbp (net/bridge/br_if.c:449) bridge
[  154.373987][ T3222] br_add_if (net/bridge/br_if.c:592) bridge
[  154.373993][ T3222]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[  154.373996][ T3222]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  154.373998][ T3222]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  154.374000][ T3222]  ? __kernel_text_address (kernel/extable.c:79)
[  154.374002][ T3222]  do_set_master (net/core/rtnetlink.c:3071)
[  154.374005][ T3222]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  154.374007][ T3222]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  154.374008][ T3222]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  154.374009][ T3222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.374011][ T3222]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  154.374015][ T3222]  ? kasan_save_stack (mm/kasan/common.c:58)
[  154.374018][ T3222]  ? kasan_save_stack (mm/kasan/common.c:57)
[  154.374019][ T3222]  ? kasan_save_track (mm/kasan/common.c:78)
[  154.374020][ T3222]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  154.374022][ T3222]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  154.374024][ T3222]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  154.374025][ T3222]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  154.374026][ T3222]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  154.374028][ T3222]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  154.374036][ T3222]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  154.374037][ T3222]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  154.374040][ T3222]  ? ___sys_sendmsg (net/socket.c:2767)
[  154.374042][ T3222]  ? __sys_sendmsg (net/socket.c:2799)
[  154.374043][ T3222]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  154.374045][ T3222]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  154.374048][ T3222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.374050][ T3222]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  154.374051][ T3222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.374053][ T3222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.374054][ T3222]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  154.374057][ T3222]  ? __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)
[  154.374060][ T3222]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  154.374061][ T3222]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  154.374062][ T3222]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  154.374064][ T3222]  ? nla_get_range_signed (lib/nlattr.c:270)
[  154.374066][ T3222]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  154.374068][ T3222]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  154.374070][ T3222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.374072][ T3222]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  154.374073][ T3222]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  154.374074][ T3222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.374076][ T3222]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  154.374078][ T3222]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  154.374080][ T3222]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  154.374081][ T3222]  ? __kernel_text_address (kernel/extable.c:79)
[  154.374082][ T3222]  ? write_profile (profile.c:?)
[  154.374083][ T3222]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  154.374086][ T3222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.374088][ T3222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.374089][ T3222]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  154.374093][ T3222]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  154.374094][ T3222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.374096][ T3222]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  154.374097][ T3222]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  154.374099][ T3222]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  154.374100][ T3222]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  154.374101][ T3222]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  154.374104][ T3222]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  154.374105][ T3222]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  154.374107][ T3222]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  154.374108][ T3222]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  154.374109][ T3222]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  154.374112][ T3222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.374113][ T3222]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  154.374115][ T3222]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  154.374117][ T3222]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  154.374119][ T3222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.374120][ T3222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.374122][ T3222]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  154.374124][ T3222]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  154.374126][ T3222]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  154.374127][ T3222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.374129][ T3222]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  154.374131][ T3222]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  154.374133][ T3222]  ? copy_msghdr_from_user (net/socket.c:2650)
[  154.374134][ T3222]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  154.374136][ T3222]  ? move_addr_to_kernel (net/socket.c:258)
[  154.374137][ T3222]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  154.374140][ T3222]  ___sys_sendmsg (net/socket.c:2767)
[  154.374141][ T3222]  ? copy_msghdr_from_user (net/socket.c:2619)
[  154.374146][ T3222]  __sys_sendmsg (net/socket.c:2799)
[  154.374148][ T3222]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  154.374151][ T3222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  154.374153][ T3222]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  154.374154][ T3222]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  154.374156][ T3222]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  154.374157][ T3222] RIP: 0033:0x7f2ebebcf54e
[  154.374159][ T3222] 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
[  154.374161][ T3222] RSP: 002b:00007fffdb0d02a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  154.374165][ T3222] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2ebebcf54e
[  154.374166][ T3222] RDX: 0000000000000000 RSI: 00007fffdb0d0350 RDI: 0000000000000005
[  154.374167][ T3222] RBP: 00007fffdb0d02b0 R08: 0000000000000000 R09: 0000000000000000
[  154.374168][ T3222] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913100
[  154.374169][ T3222] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffdb0d0a10
| [  256.959895][ T4068] softirqs last disabled at (0): 0x0
| [  256.959897][ T4068] Preemption disabled at:
| [  256.959897][ T4068] 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))
| [  256.959909][ T4068] Tainted: [W]=WARN
[  256.959910][ T4068] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  256.959912][ T4068] Call Trace:
[  256.959913][ T4068]  <TASK>
[  256.959914][ T4068]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  256.959920][ T4068]  ? 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))
[  256.959921][ T4068]  __might_resched.cold (kernel/sched/core.c:9234)
[  256.959925][ T4068]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  256.959929][ T4068]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  256.959933][ T4068]  __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))
[  256.959936][ T4068]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  256.959939][ T4068]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  256.959943][ T4068]  ? 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)
[  256.959945][ T4068]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  256.959947][ T4068]  put_chars (drivers/char/virtio_console.c:1176)
[  256.959950][ T4068]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  256.959952][ T4068]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  256.959955][ T4068]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  256.959957][ T4068]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  256.959961][ T4068]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  256.959962][ T4068]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  256.959964][ T4068]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  256.959965][ T4068]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  256.959967][ T4068]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  256.959969][ T4068]  console_emit_next_record (kernel/printk/printk.c:3183)
[  256.959972][ T4068]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  256.959973][ T4068]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  256.959975][ T4068]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  256.959976][ T4068]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  256.959978][ T4068]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  256.959980][ T4068]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  256.959982][ T4068]  console_flush_one_record (kernel/printk/printk.c:3268)
[  256.959984][ T4068]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  256.959987][ T4068]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  256.959988][ T4068]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  256.959990][ T4068]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  256.959991][ T4068]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  256.959993][ T4068]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  256.959994][ T4068]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  256.959996][ T4068]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  256.959998][ T4068]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  256.960000][ T4068]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  256.960002][ T4068]  vprintk_emit (kernel/printk/printk.c:2479)
[  256.960004][ T4068]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  256.960006][ T4068]  _printk (kernel/printk/printk.c:2504)
[  256.960010][ T4068]  ? snapshot_read.cold (user.c:?)
[  256.960012][ T4068]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  256.960015][ T4068]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  256.960016][ T4068]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  256.960018][ T4068]  ? netdev_notice (net/core/dev.c:13194)
[  256.960019][ T4068]  ? kasan_save_track (mm/kasan/common.c:78)
[  256.960023][ T4068]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  256.960024][ T4068]  ? __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))
[  256.960026][ T4068]  ? 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)
[  256.960029][ T4068]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  256.960032][ T4068]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  256.960035][ T4068]  dev_uc_add_excl (net/core/dev_addr_lists.c:801)
[  256.960037][ T4068]  ndo_dflt_fdb_add (net/core/rtnetlink.c:4740)
[  256.960040][ T4068]  ? __nla_parse (lib/nlattr.c:732)
[  256.960043][ T4068]  rtnl_fdb_add (net/core/rtnetlink.c:4845)
[  256.960044][ T4068]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  256.960046][ T4068]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  256.960047][ T4068]  ? rtnl_fdb_del (net/core/rtnetlink.c:4918 (discriminator 2))
[  256.960048][ T4068]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  256.960050][ T4068]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  256.960053][ T4068]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  256.960056][ T4068]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  256.960057][ T4068]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  256.960059][ T4068]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  256.960062][ T4068]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  256.960064][ T4068]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  256.960066][ T4068]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  256.960067][ T4068]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  256.960070][ T4068]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  256.960073][ T4068]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  256.960076][ T4068]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  256.960077][ T4068]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  256.960078][ T4068]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  256.960079][ T4068]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  256.960082][ T4068]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  256.960084][ T4068]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  256.960086][ T4068]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  256.960087][ T4068]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  256.960089][ T4068]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  256.960092][ T4068]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  256.960094][ T4068]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  256.960095][ T4068]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  256.960097][ T4068]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  256.960099][ T4068]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  256.960101][ T4068]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  256.960102][ T4068]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  256.960104][ T4068]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  256.960106][ T4068]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  256.960109][ T4068]  ? copy_msghdr_from_user (net/socket.c:2650)
[  256.960110][ T4068]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  256.960112][ T4068]  ? move_addr_to_kernel (net/socket.c:258)
[  256.960114][ T4068]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  256.960117][ T4068]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  256.960119][ T4068]  ___sys_sendmsg (net/socket.c:2767)
[  256.960121][ T4068]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  256.960123][ T4068]  ? copy_msghdr_from_user (net/socket.c:2619)
[  256.960124][ T4068]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  256.960129][ T4068]  __sys_sendmsg (net/socket.c:2799)
[  256.960131][ T4068]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  256.960134][ T4068]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  256.960135][ T4068]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  256.960137][ T4068]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  256.960140][ T4068]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  256.960142][ T4068]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  256.960144][ T4068] RIP: 0033:0x7fa64b36054e
[  256.960146][ T4068] 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
[  256.960148][ T4068] RSP: 002b:00007ffc87cdba40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  256.960152][ T4068] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa64b36054e
[  256.960153][ T4068] RDX: 0000000000000000 RSI: 00007ffc87cdbaf0 RDI: 0000000000000005
[  256.960154][ T4068] RBP: 00007ffc87cdba50 R08: 0000000000000000 R09: 0000000000000000
[  256.960155][ T4068] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913168
[  256.960156][ T4068] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  270.840672][ T4995] softirqs last disabled at (0): 0x0
| [  270.840674][ T4995] Preemption disabled at:
| [  270.840674][ T4995] 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))
| [  270.840685][ T4995] Tainted: [W]=WARN
[  270.840686][ T4995] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  270.840688][ T4995] Call Trace:
[  270.840689][ T4995]  <TASK>
[  270.840690][ T4995]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  270.840696][ T4995]  ? 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))
[  270.840698][ T4995]  __might_resched.cold (kernel/sched/core.c:9234)
[  270.840702][ T4995]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  270.840705][ T4995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  270.840709][ T4995]  __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))
[  270.840712][ T4995]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  270.840715][ T4995]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  270.840719][ T4995]  ? 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)
[  270.840720][ T4995]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  270.840722][ T4995]  put_chars (drivers/char/virtio_console.c:1176)
[  270.840724][ T4995]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  270.840726][ T4995]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  270.840729][ T4995]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  270.840732][ T4995]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  270.840734][ T4995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  270.840735][ T4995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  270.840737][ T4995]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  270.840739][ T4995]  console_emit_next_record (kernel/printk/printk.c:3183)
[  270.840742][ T4995]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  270.840744][ T4995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  270.840745][ T4995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  270.840747][ T4995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  270.840749][ T4995]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  270.840751][ T4995]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  270.840752][ T4995]  console_flush_one_record (kernel/printk/printk.c:3268)
[  270.840755][ T4995]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  270.840757][ T4995]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  270.840759][ T4995]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  270.840760][ T4995]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  270.840762][ T4995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  270.840764][ T4995]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  270.840765][ T4995]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  270.840766][ T4995]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  270.840768][ T4995]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  270.840770][ T4995]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  270.840772][ T4995]  vprintk_emit (kernel/printk/printk.c:2479)
[  270.840775][ T4995]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  270.840776][ T4995]  ? kvfree_call_rcu (mm/slab_common.c:2050)
[  270.840779][ T4995]  ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842)
[  270.840781][ T4995]  ? rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  270.840783][ T4995]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  270.840784][ T4995]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  270.840786][ T4995]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  270.840788][ T4995]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  270.840789][ T4995]  _printk (kernel/printk/printk.c:2504)
[  270.840792][ T4995]  ? snapshot_read.cold (user.c:?)
[  270.840795][ T4995]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  270.840797][ T4995]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  270.840799][ T4995]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  270.840801][ T4995]  ? netdev_notice (net/core/dev.c:13194)
[  270.840803][ T4995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  270.840804][ T4995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  270.840806][ T4995]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  270.840808][ T4995]  ? 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)
[  270.840810][ T4995]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  270.840811][ T4995]  ? 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)
[  270.840814][ T4995]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  270.840816][ T4995]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  270.840819][ T4995]  dev_uc_del (net/core/dev_addr_lists.c:845)
[  270.840821][ T4995]  rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  270.840822][ T4995]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  270.840824][ T4995]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  270.840826][ T4995]  ? rtnl_fdb_notify (net/core/rtnetlink.c:992)
[  270.840827][ T4995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  270.840828][ T4995]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  270.840831][ T4995]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  270.840834][ T4995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  270.840835][ T4995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  270.840837][ T4995]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  270.840841][ T4995]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  270.840842][ T4995]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  270.840844][ T4995]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  270.840845][ T4995]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  270.840848][ T4995]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  270.840852][ T4995]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  270.840853][ T4995]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  270.840854][ T4995]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  270.840856][ T4995]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  270.840857][ T4995]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  270.840860][ T4995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  270.840861][ T4995]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  270.840863][ T4995]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  270.840865][ T4995]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  270.840867][ T4995]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  270.840869][ T4995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  270.840871][ T4995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  270.840872][ T4995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  270.840874][ T4995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  270.840876][ T4995]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  270.840878][ T4995]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  270.840880][ T4995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  270.840881][ T4995]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  270.840883][ T4995]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  270.840886][ T4995]  ? copy_msghdr_from_user (net/socket.c:2650)
[  270.840888][ T4995]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  270.840889][ T4995]  ? move_addr_to_kernel (net/socket.c:258)
[  270.840891][ T4995]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  270.840894][ T4995]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  270.840896][ T4995]  ___sys_sendmsg (net/socket.c:2767)
[  270.840897][ T4995]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  270.840900][ T4995]  ? copy_msghdr_from_user (net/socket.c:2619)
[  270.840901][ T4995]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  270.840906][ T4995]  __sys_sendmsg (net/socket.c:2799)
[  270.840908][ T4995]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  270.840911][ T4995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  270.840912][ T4995]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  270.840914][ T4995]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  270.840917][ T4995]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  270.840919][ T4995]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  270.840921][ T4995] RIP: 0033:0x7efeeb8bf54e
[  270.840923][ T4995] 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
[  270.840925][ T4995] RSP: 002b:00007ffca66ac930 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  270.840928][ T4995] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efeeb8bf54e
[  270.840930][ T4995] RDX: 0000000000000000 RSI: 00007ffca66ac9e0 RDI: 0000000000000005
[  270.840931][ T4995] RBP: 00007ffca66ac940 R08: 0000000000000000 R09: 0000000000000000
[  270.840931][ T4995] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913176
[  270.840932][ T4995] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  284.714226][ T5928] softirqs last disabled at (0): 0x0
| [  284.714228][ T5928] Preemption disabled at:
| [  284.714228][ T5928] 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))
| [  284.714239][ T5928] Tainted: [W]=WARN
[  284.714240][ T5928] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  284.714242][ T5928] Call Trace:
[  284.714243][ T5928]  <TASK>
[  284.714244][ T5928]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  284.714250][ T5928]  ? 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))
[  284.714251][ T5928]  __might_resched.cold (kernel/sched/core.c:9234)
[  284.714255][ T5928]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  284.714258][ T5928]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.714262][ T5928]  __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))
[  284.714266][ T5928]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  284.714268][ T5928]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  284.714272][ T5928]  ? 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)
[  284.714274][ T5928]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  284.714275][ T5928]  put_chars (drivers/char/virtio_console.c:1176)
[  284.714277][ T5928]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  284.714279][ T5928]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  284.714282][ T5928]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  284.714285][ T5928]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  284.714286][ T5928]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.714288][ T5928]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.714290][ T5928]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  284.714292][ T5928]  console_emit_next_record (kernel/printk/printk.c:3183)
[  284.714294][ T5928]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  284.714296][ T5928]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.714298][ T5928]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.714299][ T5928]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.714301][ T5928]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  284.714303][ T5928]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  284.714304][ T5928]  console_flush_one_record (kernel/printk/printk.c:3268)
[  284.714306][ T5928]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  284.714309][ T5928]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  284.714311][ T5928]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  284.714312][ T5928]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  284.714314][ T5928]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.714315][ T5928]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  284.714317][ T5928]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  284.714318][ T5928]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  284.714320][ T5928]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  284.714322][ T5928]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  284.714324][ T5928]  vprintk_emit (kernel/printk/printk.c:2479)
[  284.714326][ T5928]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  284.714328][ T5928]  ? kvfree_call_rcu (mm/slab_common.c:2050)
[  284.714331][ T5928]  ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842)
[  284.714332][ T5928]  ? rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  284.714334][ T5928]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  284.714335][ T5928]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  284.714337][ T5928]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  284.714339][ T5928]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  284.714340][ T5928]  _printk (kernel/printk/printk.c:2504)
[  284.714344][ T5928]  ? snapshot_read.cold (user.c:?)
[  284.714346][ T5928]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  284.714348][ T5928]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  284.714350][ T5928]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  284.714352][ T5928]  ? netdev_notice (net/core/dev.c:13194)
[  284.714353][ T5928]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.714355][ T5928]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.714357][ T5928]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  284.714359][ T5928]  ? 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)
[  284.714361][ T5928]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  284.714362][ T5928]  ? 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)
[  284.714365][ T5928]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  284.714368][ T5928]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  284.714371][ T5928]  dev_uc_del (net/core/dev_addr_lists.c:845)
[  284.714372][ T5928]  rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  284.714374][ T5928]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  284.714375][ T5928]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  284.714377][ T5928]  ? rtnl_fdb_notify (net/core/rtnetlink.c:992)
[  284.714378][ T5928]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.714379][ T5928]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  284.714382][ T5928]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  284.714385][ T5928]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.714386][ T5928]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.714388][ T5928]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  284.714391][ T5928]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  284.714393][ T5928]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  284.714395][ T5928]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  284.714396][ T5928]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  284.714398][ T5928]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  284.714403][ T5928]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  284.714404][ T5928]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  284.714405][ T5928]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  284.714407][ T5928]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  284.714408][ T5928]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  284.714410][ T5928]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.714412][ T5928]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  284.714414][ T5928]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  284.714416][ T5928]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  284.714417][ T5928]  ? next_uptodate_folio (mm/filemap.c:3747)
[  284.714420][ T5928]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.714422][ T5928]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.714423][ T5928]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.714425][ T5928]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  284.714427][ T5928]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  284.714429][ T5928]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.714431][ T5928]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  284.714432][ T5928]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  284.714435][ T5928]  ? copy_msghdr_from_user (net/socket.c:2650)
[  284.714437][ T5928]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  284.714438][ T5928]  ? move_addr_to_kernel (net/socket.c:258)
[  284.714440][ T5928]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  284.714443][ T5928]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  284.714444][ T5928]  ___sys_sendmsg (net/socket.c:2767)
[  284.714446][ T5928]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  284.714448][ T5928]  ? copy_msghdr_from_user (net/socket.c:2619)
[  284.714450][ T5928]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  284.714454][ T5928]  __sys_sendmsg (net/socket.c:2799)
[  284.714456][ T5928]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  284.714459][ T5928]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.714460][ T5928]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  284.714462][ T5928]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  284.714465][ T5928]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  284.714467][ T5928]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  284.714469][ T5928] RIP: 0033:0x7fb2f880554e
[  284.714471][ T5928] 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
[  284.714472][ T5928] RSP: 002b:00007fffa8a5eb50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  284.714476][ T5928] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb2f880554e
[  284.714483][ T5928] RDX: 0000000000000000 RSI: 00007fffa8a5ec00 RDI: 0000000000000005
[  284.714484][ T5928] RBP: 00007fffa8a5eb60 R08: 0000000000000000 R09: 0000000000000000
[  284.714485][ T5928] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913184
[  284.714486][ T5928] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  438.933496][   T12] softirqs last disabled at (34498): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  438.933498][   T12] Preemption disabled at:
| [  438.933499][   T12] vprintk_emit (kernel/printk/printk.c:2471)
| [  438.933511][   T12] Tainted: [W]=WARN
[  438.933511][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  438.933514][   T12] Workqueue: netns cleanup_net
[  438.933519][   T12] Call Trace:
[  438.933521][   T12]  <TASK>
[  438.933522][   T12]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  438.933527][   T12]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  438.933529][   T12]  __might_resched.cold (kernel/sched/core.c:9234)
[  438.933533][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  438.933536][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  438.933540][   T12]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[  438.933543][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  438.933546][   T12]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  438.933550][   T12]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[  438.933551][   T12]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  438.933553][   T12]  put_chars (drivers/char/virtio_console.c:1176)
[  438.933555][   T12]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[  438.933556][   T12]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  438.933558][   T12]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  438.933561][   T12]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  438.933564][   T12]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  438.933565][   T12]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[  438.933567][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  438.933568][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  438.933570][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  438.933571][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  438.933573][   T12]  console_emit_next_record (kernel/printk/printk.c:3183)
[  438.933576][   T12]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  438.933578][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  438.933579][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  438.933581][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  438.933582][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  438.933584][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  438.933586][   T12]  console_flush_one_record (kernel/printk/printk.c:3268)
[  438.933588][   T12]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  438.933590][   T12]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  438.933592][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  438.933593][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  438.933595][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  438.933597][   T12]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  438.933598][   T12]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  438.933599][   T12]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  438.933601][   T12]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  438.933603][   T12]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  438.933605][   T12]  vprintk_emit (kernel/printk/printk.c:2479)
[  438.933607][   T12]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  438.933609][   T12]  ? process_one_work (kernel/workqueue.c:3387)
[  438.933611][   T12]  ? kthread (kernel/kthread.c:436)
[  438.933613][   T12]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  438.933616][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  438.933618][   T12]  _printk (kernel/printk/printk.c:2504)
[  438.933621][   T12]  ? snapshot_read.cold (user.c:?)
[  438.933623][   T12]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  438.933626][   T12]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  438.933627][   T12]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  438.933629][   T12]  ? netdev_notice (net/core/dev.c:13194)
[  438.933631][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  438.933632][   T12]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  438.933634][   T12]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  438.933636][   T12]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  438.933637][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[  438.933640][   T12]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  438.933643][   T12]  dev_set_allmulti (net/core/dev_api.c:315)
[  438.933645][   T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[  438.933658][   T12] br_dev_delete (net/bridge/br_if.c:387) bridge
[  438.933665][   T12] br_net_exit_rtnl (net/bridge/br.c:414) bridge
[  438.933672][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  438.933674][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098)
[  438.933676][   T12]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  438.933679][   T12]  cleanup_net (net/core/net_namespace.c:706)
[  438.933681][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  438.933682][   T12]  ? update_load_avg (kernel/sched/fair.c:5864)
[  438.933685][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  438.933686][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  438.933688][   T12]  process_one_work (kernel/workqueue.c:3387)
[  438.933691][   T12]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  438.933693][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  438.933696][   T12]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  438.933698][   T12]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  438.933700][   T12]  kthread (kernel/kthread.c:436)
[  438.933702][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  438.933703][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  438.933705][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  438.933706][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  438.933708][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  438.933710][   T12]  ? 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