======================================
| [   11.151772][  T182] softirqs last disabled at (39290): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   11.151775][  T182] Preemption disabled at:
| [   11.151775][  T182] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.151784][  T182] Tainted: [W]=WARN
[   11.151785][  T182] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.151787][  T182] Call Trace:
[   11.151789][  T182]  <TASK>
[   11.151790][  T182]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.151797][  T182]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.151799][  T182]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.151803][  T182]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.151808][  T182]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.151814][  T182]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   11.151816][  T182]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.151823][  T182]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.151826][  T182]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.151830][  T182]  put_chars (drivers/char/virtio_console.c:1176)
[   11.151833][  T182]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.151837][  T182]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.151842][  T182]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.151845][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.151850][  T182]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.151853][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.151859][  T182]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.151863][  T182]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.151868][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.151869][  T182]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.151874][  T182]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.151878][  T182]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.151880][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.151885][  T182]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.151888][  T182]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.151890][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.151892][  T182]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.151896][  T182]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.151898][  T182]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.151900][  T182]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.151903][  T182]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.151905][  T182]  ? write_profile (profile.c:?)
[   11.151908][  T182]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   11.151915][  T182]  dev_vprintk_emit (drivers/base/core.c:5000)
[   11.151920][  T182]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   11.151924][  T182]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   11.151930][  T182]  dev_printk_emit (drivers/base/core.c:5011)
[   11.151932][  T182]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   11.151936][  T182]  ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3))
[   11.151942][  T182]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   11.151948][  T182]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   11.151950][  T182]  ? netdev_notice (net/core/dev.c:13194)
[   11.151953][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.151956][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.151958][  T182]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.151962][  T182]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   11.151964][  T182]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   11.151967][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.151969][  T182]  ? mark_lock_irq (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:4092 (discriminator 6) kernel/locking/lockdep.c:4174 (discriminator 6) kernel/locking/lockdep.c:4310 (discriminator 6))
[   11.151971][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   11.151974][  T182]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   11.151977][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.151979][  T182]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   11.151985][  T182]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   11.151987][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.151991][  T182]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.151992][  T182]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.151994][  T182]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.151996][  T182]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.151999][  T182]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.152004][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.152009][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.152011][  T182]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   11.152019][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.152021][  T182]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.152023][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.152024][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.152026][  T182]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.152028][  T182]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   11.152033][  T182]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.152034][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.152037][  T182]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   11.152039][  T182]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.152042][  T182]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.152044][  T182]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.152050][  T182]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.152053][  T182]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   11.152061][  T182]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   11.152064][  T182]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   11.152066][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.152089][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.152091][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.152093][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.152095][  T182]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.152097][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.152102][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.152104][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.152106][  T182]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   11.152108][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.152112][  T182]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   11.152114][  T182]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.152118][  T182]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.152120][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.152124][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.152126][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.152130][  T182]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.152133][  T182]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.152136][  T182]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.152143][  T182]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.152145][  T182]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.152150][  T182]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.152154][  T182]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.152156][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.152161][  T182]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.152165][  T182]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.152169][  T182]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.152173][  T182]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.152177][  T182]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   11.152180][  T182]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   11.152194][  T182]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   11.152196][  T182]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.152199][  T182]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.152201][  T182]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   11.152204][  T182]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.152206][  T182]  ? irq_exit_rcu (kernel/softirq.c:786)
[   11.152210][  T182]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.152212][  T182] RIP: 0033:0x7fab2fcb454e
[   11.152216][  T182] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.152217][  T182] RSP: 002b:00007fffbc58bf70 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   11.152220][  T182] RAX: ffffffffffffffda RBX: 000055d1586f56e0 RCX: 00007fab2fcb454e
[   11.152222][  T182] RDX: 0000000000000030 RSI: 000055d158692320 RDI: 0000000000000016
[   11.152223][  T182] RBP: 00007fffbc58bf80 R08: 00007fffbc58bfd0 R09: 0000000000000080
[   11.152223][  T182] R10: 0000000000000000 R11: 0000000000000202 R12: 000055d1586901c0
[   11.152224][  T182] R13: 00007fffbc58c0b4 R14: 0000000000000000 R15: 0000000000000000
| [   12.300443][  T212] softirqs last disabled at (28601): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.300447][  T212] Preemption disabled at:
| [   12.300448][  T212] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.300459][  T212] Tainted: [W]=WARN
[   12.300460][  T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.300463][  T212] Call Trace:
[   12.300465][  T212]  <TASK>
[   12.300467][  T212]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.300474][  T212]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.300477][  T212]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.300483][  T212]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.300488][  T212]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.300496][  T212]  __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))
[   12.300500][  T212]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.300510][  T212]  ? 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)
[   12.300515][  T212]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.300521][  T212]  put_chars (drivers/char/virtio_console.c:1176)
[   12.300526][  T212]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.300531][  T212]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.300536][  T212]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.300540][  T212]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.300546][  T212]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.300551][  T212]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.300554][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.300556][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.300563][  T212]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.300567][  T212]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.300572][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.300575][  T212]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.300582][  T212]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.300588][  T212]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.300596][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.300599][  T212]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.300606][  T212]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.300613][  T212]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.300615][  T212]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.300625][  T212]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.300629][  T212]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.300632][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.300635][  T212]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.300641][  T212]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.300644][  T212]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.300649][  T212]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.300654][  T212]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.300658][  T212]  ? macsec_exit (drivers/net/macsec.c:388) macsec
[   12.300665][  T212]  ? lockdep_init_map_type (kernel/locking/lockdep.c:4989 (discriminator 2))
[   12.300671][  T212]  ? macsec_exit (drivers/net/macsec.c:388) macsec
[   12.300676][  T212]  _printk (kernel/printk/printk.c:2504)
[   12.300681][  T212]  ? snapshot_read.cold (user.c:?)
[   12.300683][  T212]  ? alloc_workqueue_lockdep_map (kernel/workqueue.c:6092)
[   12.300696][  T212] macsec_init (drivers/net/macsec.c:358 (discriminator 1)) macsec
[   12.300701][  T212]  do_one_initcall (init/main.c:1357)
[   12.300706][  T212]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   12.300714][  T212]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   12.300717][  T212]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   12.300725][  T212]  do_init_module (kernel/module/main.c:3117)
[   12.300730][  T212]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.300735][  T212]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   12.300740][  T212]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   12.300747][  T212]  load_module (kernel/module/main.c:3593)
[   12.300758][  T212]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   12.300765][  T212]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.300770][  T212]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.300775][  T212]  init_module_from_file (kernel/module/main.c:3790)
[   12.300780][  T212]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   12.300793][  T212]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.300800][  T212]  ? 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)
[   12.300805][  T212]  idempotent_init_module (kernel/module/main.c:3802)
[   12.300810][  T212]  ? init_module_from_file (kernel/module/main.c:3791)
[   12.300819][  T212]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.300822][  T212]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   12.300831][  T212]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   12.300833][  T212]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.300839][  T212]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.300842][  T212]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.300847][  T212]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.300850][  T212] RIP: 0033:0x7f2b3371837d
[   12.300856][  T212] 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
[   12.300858][  T212] RSP: 002b:00007ffd506d86f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   12.300862][  T212] RAX: ffffffffffffffda RBX: 000055ca54427810 RCX: 00007f2b3371837d
[   12.300864][  T212] RDX: 0000000000000000 RSI: 000055ca19018ffd RDI: 0000000000000000
[   12.300865][  T212] RBP: 00007ffd506d8790 R08: 0000000000000000 R09: 0000000000000000
[   12.300867][  T212] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ca19018ffd
[   12.300868][  T212] R13: 000055ca54427940 R14: 0000000000040000 R15: 0000000000000000
| [   14.860218][  T299] softirqs last disabled at (23525): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   14.860220][  T299] Preemption disabled at:
| [   14.860221][  T299] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.860229][  T299] Tainted: [W]=WARN
[   14.860230][  T299] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.860232][  T299] Call Trace:
[   14.860234][  T299]  <TASK>
[   14.860235][  T299]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.860241][  T299]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.860243][  T299]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.860247][  T299]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.860252][  T299]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.860258][  T299]  __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))
[   14.860260][  T299]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.860266][  T299]  ? 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)
[   14.860269][  T299]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.860273][  T299]  put_chars (drivers/char/virtio_console.c:1176)
[   14.860276][  T299]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.860280][  T299]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.860283][  T299]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.860286][  T299]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.860290][  T299]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.860293][  T299]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.860295][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.860297][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.860301][  T299]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.860303][  T299]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   14.860307][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.860309][  T299]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.860313][  T299]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.860317][  T299]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.860322][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.860324][  T299]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.860327][  T299]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.860332][  T299]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.860334][  T299]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.860339][  T299]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.860342][  T299]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.860344][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.860346][  T299]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.860349][  T299]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.860351][  T299]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.860354][  T299]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.860357][  T299]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.860363][  T299]  ? vlan_netlink_fini (./include/linux/rcupdate.h:850 (discriminator 7) ./include/net/netns/generic.h:45 (discriminator 7)) 8021q
[   14.860367][  T299]  _printk (kernel/printk/printk.c:2504)
[   14.860370][  T299]  ? snapshot_read.cold (user.c:?)
[   14.860377][  T299]  ? 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)
[   14.860380][  T299] 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
[   14.860383][  T299]  do_one_initcall (init/main.c:1357)
[   14.860386][  T299]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   14.860391][  T299]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   14.860393][  T299]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   14.860398][  T299]  do_init_module (kernel/module/main.c:3117)
[   14.860401][  T299]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   14.860405][  T299]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   14.860408][  T299]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   14.860412][  T299]  load_module (kernel/module/main.c:3593)
[   14.860419][  T299]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   14.860422][  T299]  ? __ia32_sys_fsconfig (??:?)
[   14.860425][  T299]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   14.860429][  T299]  ? backing_file_read_iter (fs/backing-file.c:211)
[   14.860432][  T299]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.860435][  T299]  init_module_from_file (kernel/module/main.c:3790)
[   14.860438][  T299]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   14.860445][  T299]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.860449][  T299]  ? 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)
[   14.860452][  T299]  idempotent_init_module (kernel/module/main.c:3802)
[   14.860455][  T299]  ? init_module_from_file (kernel/module/main.c:3791)
[   14.860461][  T299]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.860463][  T299]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   14.860468][  T299]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   14.860470][  T299]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.860474][  T299]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.860476][  T299]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.860479][  T299]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.860481][  T299] RIP: 0033:0x7f5e9cd6637d
[   14.860485][  T299] 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
[   14.860487][  T299] RSP: 002b:00007ffed81018e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   14.860489][  T299] RAX: ffffffffffffffda RBX: 0000560b0ec72810 RCX: 00007f5e9cd6637d
[   14.860491][  T299] RDX: 0000000000000000 RSI: 0000560ad56e2ffd RDI: 0000000000000000
[   14.860491][  T299] RBP: 00007ffed8101980 R08: 0000000000000000 R09: 0000000000000000
[   14.860492][  T299] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560ad56e2ffd
[   14.860493][  T299] R13: 0000560b0ec72940 R14: 0000000000040000 R15: 0000000000000000
| [   16.627644][  T332] softirqs last disabled at (11368): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   16.627646][  T332] Preemption disabled at:
| [   16.627647][  T332] vprintk_emit (kernel/printk/printk.c:2471)
| [   16.627655][  T332] Tainted: [W]=WARN
[   16.627657][  T332] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.627658][  T332] Call Trace:
[   16.627660][  T332]  <TASK>
[   16.627662][  T332]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.627668][  T332]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   16.627669][  T332]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.627674][  T332]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.627678][  T332]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   16.627684][  T332]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   16.627687][  T332]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.627694][  T332]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.627697][  T332]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.627701][  T332]  put_chars (drivers/char/virtio_console.c:1176)
[   16.627704][  T332]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.627707][  T332]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.627710][  T332]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.627713][  T332]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.627717][  T332]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.627721][  T332]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   16.627723][  T332]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.627724][  T332]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.627729][  T332]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.627730][  T332]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.627735][  T332]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.627739][  T332]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.627743][  T332]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.627750][  T332]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.627752][  T332]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.627756][  T332]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.627760][  T332]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.627762][  T332]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.627767][  T332]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.627770][  T332]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.627772][  T332]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.627774][  T332]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.627777][  T332]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.627779][  T332]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.627782][  T332]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.627785][  T332]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.627788][  T332]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   16.627792][  T332]  _printk (kernel/printk/printk.c:2504)
[   16.627796][  T332]  ? snapshot_read.cold (user.c:?)
[   16.627799][  T332]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.627801][  T332]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.627805][  T332]  ? notifier_call_chain (./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/notifier.h:59 kernel/notifier.c:84)
[   16.627808][  T332] vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1)) 8021q
[   16.627814][  T332]  ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261)
[   16.627817][  T332]  ? rt6_sync_up (net/ipv6/route.c:4925 (discriminator 1))
[   16.627821][  T332]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) 8021q
[   16.627827][  T332]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.627829][  T332]  notifier_call_chain (kernel/notifier.c:85)
[   16.627833][  T332]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853)
[   16.627838][  T332]  ? netif_change_name (net/core/dev.c:1517)
[   16.627840][  T332]  ? __dev_change_flags (net/core/dev.c:9812)
[   16.627843][  T332]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   16.627845][  T332]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   16.627848][  T332]  ? __kernel_text_address (kernel/extable.c:79)
[   16.627850][  T332]  ? write_profile (profile.c:?)
[   16.627856][  T332]  netif_change_flags (net/core/dev.c:9882)
[   16.627862][  T332]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   16.627866][  T332]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   16.627869][  T332]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   16.627870][  T332]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.627872][  T332]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.627877][  T332]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.627879][  T332]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.627880][  T332]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.627883][  T332]  ? kasan_save_stack (mm/kasan/common.c:58)
[   16.627886][  T332]  ? kasan_save_stack (mm/kasan/common.c:57)
[   16.627888][  T332]  ? kasan_save_track (mm/kasan/common.c:78)
[   16.627891][  T332]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.627893][  T332]  ? netlink_bind (net/netlink/af_netlink.c:984)
[   16.627896][  T332]  ? ___sys_sendmsg (net/socket.c:2758 (discriminator 1))
[   16.627900][  T332]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.627902][  T332]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.627905][  T332]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.627907][  T332]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.627908][  T332]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.627909][  T332]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.627911][  T332]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   16.627914][  T332]  ? __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)
[   16.627917][  T332]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   16.627919][  T332]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.627923][  T332]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   16.627929][  T332]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   16.627934][  T332]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   16.627940][  T332]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.627942][  T332]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.627947][  T332]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.627948][  T332]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.627950][  T332]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.627953][  T332]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.627956][  T332]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.627959][  T332]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.627962][  T332]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.627964][  T332]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.627968][  T332]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.627970][  T332]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.627974][  T332]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   16.627976][  T332]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.627979][  T332]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.627986][  T332]  ? 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))
[   16.627988][  T332]  ? 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))
[   16.627992][  T332]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.627996][  T332]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.627999][  T332]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.628003][  T332]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   16.628007][  T332]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   16.628011][  T332]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   16.628017][  T332]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   16.628019][  T332]  ? copy_msghdr_from_user (net/socket.c:2650)
[   16.628021][  T332]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   16.628022][  T332]  ? move_addr_to_kernel (net/socket.c:258)
[   16.628036][  T332]  ___sys_sendmsg (net/socket.c:2767)
[   16.628038][  T332]  ? copy_msghdr_from_user (net/socket.c:2619)
[   16.628054][  T332]  __sys_sendmsg (net/socket.c:2799)
[   16.628056][  T332]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   16.628062][  T332]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.628065][  T332]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.628068][  T332]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   16.628071][  T332]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.628073][  T332] RIP: 0033:0x7f25faefe54e
[   16.628077][  T332] 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
[   16.628078][  T332] RSP: 002b:00007fff19210fc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.628081][  T332] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f25faefe54e
[   16.628082][  T332] RDX: 0000000000000000 RSI: 00007fff19211070 RDI: 0000000000000003
[   16.628083][  T332] RBP: 00007fff19210fd0 R08: 0000000000000000 R09: 0000000000000000
[   16.628084][  T332] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e31c
[   16.628085][  T332] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff19211730
| [   17.881234][  T354] softirqs last disabled at (11486): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   17.881236][  T354] Preemption disabled at:
| [   17.881237][  T354] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.881245][  T354] Tainted: [W]=WARN
[   17.881246][  T354] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.881248][  T354] Call Trace:
[   17.881250][  T354]  <TASK>
[   17.881252][  T354]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.881258][  T354]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.881259][  T354]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.881264][  T354]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.881268][  T354]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.881273][  T354]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   17.881276][  T354]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.881282][  T354]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.881285][  T354]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.881288][  T354]  put_chars (drivers/char/virtio_console.c:1176)
[   17.881292][  T354]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.881295][  T354]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.881298][  T354]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.881301][  T354]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.881305][  T354]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.881308][  T354]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.881310][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.881312][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.881316][  T354]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.881318][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.881322][  T354]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.881326][  T354]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.881330][  T354]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.881334][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.881337][  T354]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.881341][  T354]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.881345][  T354]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.881347][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.881352][  T354]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.881355][  T354]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.881356][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.881358][  T354]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.881362][  T354]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.881364][  T354]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.881366][  T354]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.881370][  T354]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.881372][  T354]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   17.881377][  T354]  _printk (kernel/printk/printk.c:2504)
[   17.881380][  T354]  ? snapshot_read.cold (user.c:?)
[   17.881384][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.881386][  T354]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.881390][  T354]  ? notifier_call_chain (./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/notifier.h:59 kernel/notifier.c:84)
[   17.881393][  T354] vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1)) 8021q
[   17.881399][  T354]  ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261)
[   17.881402][  T354]  ? rt6_sync_up (net/ipv6/route.c:4925 (discriminator 1))
[   17.881406][  T354]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) 8021q
[   17.881412][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.881413][  T354]  notifier_call_chain (kernel/notifier.c:85)
[   17.881418][  T354]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853)
[   17.881423][  T354]  ? netif_change_name (net/core/dev.c:1517)
[   17.881425][  T354]  ? __dev_change_flags (net/core/dev.c:9812)
[   17.881428][  T354]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   17.881430][  T354]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   17.881433][  T354]  ? __kernel_text_address (kernel/extable.c:79)
[   17.881434][  T354]  ? write_profile (profile.c:?)
[   17.881439][  T354]  netif_change_flags (net/core/dev.c:9882)
[   17.881442][  T354]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   17.881446][  T354]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   17.881448][  T354]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   17.881450][  T354]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.881452][  T354]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.881456][  T354]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.881458][  T354]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.881460][  T354]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.881462][  T354]  ? kasan_save_stack (mm/kasan/common.c:58)
[   17.881465][  T354]  ? kasan_save_stack (mm/kasan/common.c:57)
[   17.881467][  T354]  ? kasan_save_track (mm/kasan/common.c:78)
[   17.881470][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.881472][  T354]  ? netlink_bind (net/netlink/af_netlink.c:984)
[   17.881475][  T354]  ? ___sys_sendmsg (net/socket.c:2758 (discriminator 1))
[   17.881479][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.881481][  T354]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.881484][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.881486][  T354]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.881488][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.881489][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.881491][  T354]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   17.881493][  T354]  ? __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)
[   17.881496][  T354]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   17.881499][  T354]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.881502][  T354]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   17.881508][  T354]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   17.881516][  T354]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   17.881521][  T354]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.881524][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.881528][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.881530][  T354]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.881532][  T354]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.881534][  T354]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.881538][  T354]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.881540][  T354]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   17.881544][  T354]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.881545][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.881550][  T354]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.881552][  T354]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.881555][  T354]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   17.881557][  T354]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.881560][  T354]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.881567][  T354]  ? 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))
[   17.881569][  T354]  ? 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))
[   17.881573][  T354]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.881577][  T354]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.881580][  T354]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.881584][  T354]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   17.881588][  T354]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   17.881592][  T354]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.881598][  T354]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   17.881600][  T354]  ? copy_msghdr_from_user (net/socket.c:2650)
[   17.881602][  T354]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   17.881603][  T354]  ? move_addr_to_kernel (net/socket.c:258)
[   17.881610][  T354]  ___sys_sendmsg (net/socket.c:2767)
[   17.881613][  T354]  ? copy_msghdr_from_user (net/socket.c:2619)
[   17.881628][  T354]  __sys_sendmsg (net/socket.c:2799)
[   17.881630][  T354]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   17.881636][  T354]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.881639][  T354]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.881642][  T354]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.881645][  T354]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.881647][  T354] RIP: 0033:0x7f16779a254e
[   17.881650][  T354] 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
[   17.881652][  T354] RSP: 002b:00007ffe07db8a60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.881655][  T354] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f16779a254e
[   17.881656][  T354] RDX: 0000000000000000 RSI: 00007ffe07db8b10 RDI: 0000000000000003
[   17.881657][  T354] RBP: 00007ffe07db8a70 R08: 0000000000000000 R09: 0000000000000000
[   17.881658][  T354] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e31d
[   17.881659][  T354] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe07db91d0
| [   19.369423][  T384] softirqs last disabled at (18112): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   19.369425][  T384] Preemption disabled at:
| [   19.369426][  T384] vprintk_emit (kernel/printk/printk.c:2471)
| [   19.369435][  T384] Tainted: [W]=WARN
[   19.369436][  T384] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.369438][  T384] Call Trace:
[   19.369439][  T384]  <TASK>
[   19.369441][  T384]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.369447][  T384]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   19.369448][  T384]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.369453][  T384]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.369457][  T384]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   19.369463][  T384]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   19.369466][  T384]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.369472][  T384]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   19.369475][  T384]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.369479][  T384]  put_chars (drivers/char/virtio_console.c:1176)
[   19.369482][  T384]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.369485][  T384]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.369488][  T384]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.369491][  T384]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.369496][  T384]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.369499][  T384]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   19.369501][  T384]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.369502][  T384]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.369507][  T384]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.369508][  T384]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.369515][  T384]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.369519][  T384]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.369523][  T384]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.369527][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.369530][  T384]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.369533][  T384]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.369538][  T384]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.369540][  T384]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.369545][  T384]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.369548][  T384]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.369551][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.369552][  T384]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   19.369556][  T384]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.369558][  T384]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.369560][  T384]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.369564][  T384]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.369566][  T384]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   19.369571][  T384]  _printk (kernel/printk/printk.c:2504)
[   19.369575][  T384]  ? snapshot_read.cold (user.c:?)
[   19.369578][  T384]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.369580][  T384]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.369584][  T384]  ? notifier_call_chain (./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/notifier.h:59 kernel/notifier.c:84)
[   19.369587][  T384] vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1)) 8021q
[   19.369593][  T384]  ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261)
[   19.369596][  T384]  ? rt6_sync_up (net/ipv6/route.c:4925 (discriminator 1))
[   19.369600][  T384]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) 8021q
[   19.369605][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.369607][  T384]  notifier_call_chain (kernel/notifier.c:85)
[   19.369612][  T384]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853)
[   19.369617][  T384]  ? netif_change_name (net/core/dev.c:1517)
[   19.369619][  T384]  ? __dev_change_flags (net/core/dev.c:9812)
[   19.369622][  T384]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   19.369624][  T384]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   19.369627][  T384]  ? __kernel_text_address (kernel/extable.c:79)
[   19.369629][  T384]  ? write_profile (profile.c:?)
[   19.369633][  T384]  netif_change_flags (net/core/dev.c:9882)
[   19.369637][  T384]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   19.369640][  T384]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   19.369643][  T384]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   19.369644][  T384]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   19.369646][  T384]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.369651][  T384]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.369653][  T384]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.369655][  T384]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.369657][  T384]  ? kasan_save_stack (mm/kasan/common.c:58)
[   19.369661][  T384]  ? kasan_save_stack (mm/kasan/common.c:57)
[   19.369662][  T384]  ? kasan_save_track (mm/kasan/common.c:78)
[   19.369665][  T384]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.369667][  T384]  ? netlink_bind (net/netlink/af_netlink.c:984)
[   19.369671][  T384]  ? ___sys_sendmsg (net/socket.c:2758 (discriminator 1))
[   19.369675][  T384]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.369677][  T384]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.369680][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.369682][  T384]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.369683][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.369684][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.369686][  T384]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   19.369688][  T384]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   19.369692][  T384]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   19.369694][  T384]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.369698][  T384]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   19.369704][  T384]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   19.369709][  T384]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   19.369715][  T384]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.369717][  T384]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.369721][  T384]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.369723][  T384]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.369725][  T384]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.369727][  T384]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.369731][  T384]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.369734][  T384]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   19.369737][  T384]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.369739][  T384]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.369743][  T384]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.369745][  T384]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.369749][  T384]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   19.369751][  T384]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.369754][  T384]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.369761][  T384]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   19.369763][  T384]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   19.369767][  T384]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.369771][  T384]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.369774][  T384]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.369778][  T384]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   19.369782][  T384]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   19.369787][  T384]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   19.369792][  T384]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   19.369794][  T384]  ? copy_msghdr_from_user (net/socket.c:2650)
[   19.369796][  T384]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   19.369798][  T384]  ? move_addr_to_kernel (net/socket.c:258)
[   19.369805][  T384]  ___sys_sendmsg (net/socket.c:2767)
[   19.369807][  T384]  ? copy_msghdr_from_user (net/socket.c:2619)
[   19.369823][  T384]  __sys_sendmsg (net/socket.c:2799)
[   19.369825][  T384]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   19.369831][  T384]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.369834][  T384]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.369837][  T384]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   19.369840][  T384]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.369842][  T384] RIP: 0033:0x7f66f479554e
[   19.369846][  T384] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   19.369848][  T384] RSP: 002b:00007ffc5b6ec610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.369851][  T384] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f66f479554e
[   19.369852][  T384] RDX: 0000000000000000 RSI: 00007ffc5b6ec6c0 RDI: 0000000000000003
[   19.369854][  T384] RBP: 00007ffc5b6ec620 R08: 0000000000000000 R09: 0000000000000000
[   19.369855][  T384] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90e31e
[   19.369856][  T384] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc5b6ecd80
| [   20.416689][  T203] softirqs last disabled at (11776): netif_rx_mode_run (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1296 (discriminator 2))
| [   20.416692][  T203] Preemption disabled at:
| [   20.416693][  T203] vprintk_emit (kernel/printk/printk.c:2471)
| [   20.416701][  T203] Tainted: [W]=WARN
[   20.416702][  T203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.416704][  T203] Workqueue: events netdev_work_proc
[   20.416708][  T203] Call Trace:
[   20.416709][  T203]  <TASK>
[   20.416711][  T203]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   20.416717][  T203]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   20.416719][  T203]  __might_resched.cold (kernel/sched/core.c:9234)
[   20.416723][  T203]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   20.416728][  T203]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   20.416733][  T203]  __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))
[   20.416736][  T203]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.416742][  T203]  ? 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)
[   20.416745][  T203]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.416749][  T203]  put_chars (drivers/char/virtio_console.c:1176)
[   20.416752][  T203]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   20.416754][  T203]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   20.416758][  T203]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.416762][  T203]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.416766][  T203]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   20.416770][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.416772][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.416776][  T203]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   20.416780][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.416782][  T203]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.416787][  T203]  console_emit_next_record (kernel/printk/printk.c:3183)
[   20.416791][  T203]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   20.416796][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.416798][  T203]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.416802][  T203]  console_flush_one_record (kernel/printk/printk.c:3268)
[   20.416807][  T203]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   20.416809][  T203]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.416814][  T203]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   20.416818][  T203]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   20.416820][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.416821][  T203]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   20.416825][  T203]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   20.416827][  T203]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   20.416830][  T203]  vprintk_emit (kernel/printk/printk.c:2479)
[   20.416833][  T203]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   20.416836][  T203]  ? __unwind_start (arch/x86/kernel/unwind_orc.c:787)
[   20.416842][  T203]  dev_vprintk_emit (drivers/base/core.c:5000)
[   20.416848][  T203]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   20.416857][  T203]  dev_printk_emit (drivers/base/core.c:5011)
[   20.416859][  T203]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   20.416862][  T203]  ? kasan_save_stack (mm/kasan/common.c:58)
[   20.416866][  T203]  ? kasan_save_stack (mm/kasan/common.c:57)
[   20.416868][  T203]  ? kasan_save_track (mm/kasan/common.c:78)
[   20.416870][  T203]  ? kasan_save_free_info (mm/kasan/generic.c:584)
[   20.416871][  T203]  ? __kasan_slab_free (mm/kasan/common.c:253 mm/kasan/common.c:285)
[   20.416873][  T203]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   20.416875][  T203]  ? ref_tracker_free (lib/ref_tracker.c:339)
[   20.416879][  T203]  ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164)
[   20.416881][  T203]  ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   20.416883][  T203]  ? kthread (kernel/kthread.c:436)
[   20.416886][  T203]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[   20.416891][  T203]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   20.416897][  T203]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   20.416899][  T203]  ? netdev_notice (net/core/dev.c:13194)
[   20.416903][  T203]  ? __hw_addr_insert (net/core/dev_addr_lists.c:47)
[   20.416906][  T203]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.416911][  T203]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   20.416916][  T203]  netif_rx_mode_run (net/core/dev_addr_lists.c:1314)
[   20.416921][  T203]  ? netif_rx_mode_cancel_retry (net/core/dev_addr_lists.c:1274)
[   20.416925][  T203]  ? ref_tracker_free (lib/ref_tracker.c:339)
[   20.416929][  T203]  ? ref_tracker_alloc (lib/ref_tracker.c:283)
[   20.416931][  T203]  ? netdev_work_proc (./include/linux/netdevice.h:4548 ./include/linux/netdevice.h:4565 ./include/linux/netdevice.h:4561 net/core/netdev_work.c:164)
[   20.416934][  T203]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[   20.416936][  T203]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.416939][  T203]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.416942][  T203]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   20.416947][  T203]  netdev_work_proc (net/core/netdev_work.c:125 net/core/netdev_work.c:171)
[   20.416950][  T203]  ? netdev_work_sched (net/core/netdev_work.c:82)
[   20.416952][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.416954][  T203]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.416956][  T203]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.416959][  T203]  process_one_work (kernel/workqueue.c:3387)
[   20.416966][  T203]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   20.416969][  T203]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.416977][  T203]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   20.416982][  T203]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   20.416984][  T203]  ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272)
[   20.416987][  T203]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   20.416990][  T203]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   20.416992][  T203]  kthread (kernel/kthread.c:436)
[   20.416994][  T203]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   20.416997][  T203]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   20.417001][  T203]  ret_from_fork (arch/x86/kernel/process.c:158)
[   20.417003][  T203]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   20.417007][  T203]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   20.417010][  T203]  ? kthread_affine_preferred (kernel/kthread.c:857)


Finger prints:
inet6_fill_ifla6_attrs:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
netif_rx_mode_run:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
netif_change_name:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars