======================================
| [    9.830863][  T183] softirqs last disabled at (34006): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [    9.830865][  T183] Preemption disabled at:
| [    9.830866][  T183] vprintk_emit (kernel/printk/printk.c:2471)
| [    9.830874][  T183] Tainted: [W]=WARN
[    9.830875][  T183] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.830879][  T183] Call Trace:
[    9.830881][  T183]  <TASK>
[    9.830882][  T183]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.830888][  T183]  ? vprintk_emit (kernel/printk/printk.c:2471)
[    9.830890][  T183]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.830895][  T183]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.830899][  T183]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.830905][  T183]  __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))
[    9.830907][  T183]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.830914][  T183]  ? 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)
[    9.830916][  T183]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.830920][  T183]  put_chars (drivers/char/virtio_console.c:1176)
[    9.830923][  T183]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.830927][  T183]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[    9.830932][  T183]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.830935][  T183]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.830941][  T183]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.830944][  T183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.830958][  T183]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.830962][  T183]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.830967][  T183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.830969][  T183]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.830973][  T183]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.830977][  T183]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.830979][  T183]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.830985][  T183]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.830988][  T183]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.830990][  T183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.830992][  T183]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.830995][  T183]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.830997][  T183]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.831000][  T183]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.831003][  T183]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.831006][  T183]  ? update_cfs_rq_load_avg (kernel/sched/fair.c:5687)
[    9.831011][  T183]  dev_vprintk_emit (drivers/base/core.c:5000)
[    9.831016][  T183]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[    9.831022][  T183]  ? update_se (./include/linux/lockdep.h:249 kernel/sched/sched.h:1666 kernel/sched/sched.h:1830 kernel/sched/fair.c:1398)
[    9.831027][  T183]  dev_printk_emit (drivers/base/core.c:5011)
[    9.831029][  T183]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[    9.831032][  T183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.831034][  T183]  ? trace_sched_exit_tp (./include/trace/events/sched.h:886 (discriminator 22))
[    9.831036][  T183]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[    9.831038][  T183]  ? __schedule (kernel/sched/sched.h:1698 kernel/sched/core.c:7275)
[    9.831042][  T183]  ? __schedule (kernel/sched/core.c:7277)
[    9.831047][  T183]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[    9.831052][  T183]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[    9.831055][  T183]  ? netdev_notice (net/core/dev.c:13194)
[    9.831058][  T183]  ? preempt_schedule_thunk (arch/x86/entry/thunk.S:12)
[    9.831061][  T183]  ? preempt_schedule_thunk (arch/x86/entry/thunk.S:12)
[    9.831064][  T183]  ? __local_bh_enable_ip (kernel/softirq.c:478)
[    9.831069][  T183]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[    9.831071][  T183]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[    9.831074][  T183]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.831076][  T183]  ? 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))
[    9.831078][  T183]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[    9.831081][  T183]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[    9.831084][  T183]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.831086][  T183]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[    9.831091][  T183]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[    9.831094][  T183]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.831097][  T183]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[    9.831099][  T183]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    9.831101][  T183]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.831103][  T183]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.831106][  T183]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.831111][  T183]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.831116][  T183]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.831118][  T183]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[    9.831121][  T183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.831123][  T183]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.831124][  T183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.831126][  T183]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.831127][  T183]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[    9.831130][  T183]  ? __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)
[    9.831132][  T183]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[    9.831134][  T183]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.831136][  T183]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[    9.831139][  T183]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    9.831141][  T183]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[    9.831144][  T183]  ? nla_get_range_signed (lib/nlattr.c:270)
[    9.831150][  T183]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    9.831153][  T183]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[    9.831160][  T183]  rtnl_setlink (net/core/rtnetlink.c:3596)
[    9.831164][  T183]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[    9.831166][  T183]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.831196][  T183]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.831198][  T183]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.831201][  T183]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.831203][  T183]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    9.831205][  T183]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.831210][  T183]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.831212][  T183]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.831214][  T183]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[    9.831216][  T183]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.831220][  T183]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[    9.831223][  T183]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[    9.831226][  T183]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.831228][  T183]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.831233][  T183]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.831235][  T183]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.831238][  T183]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[    9.831242][  T183]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.831245][  T183]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.831252][  T183]  ? 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))
[    9.831254][  T183]  ? 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))
[    9.831259][  T183]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.831263][  T183]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.831265][  T183]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.831270][  T183]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[    9.831274][  T183]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[    9.831278][  T183]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[    9.831282][  T183]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[    9.831286][  T183]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[    9.831290][  T183]  ? __ia32_sys_getpeername (net/socket.c:2235)
[    9.831304][  T183]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[    9.831306][  T183]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.831309][  T183]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[    9.831311][  T183]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[    9.831314][  T183]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.831316][  T183]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.831318][  T183]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.831320][  T183] RIP: 0033:0x7f4a7a60e54e
[    9.831324][  T183] 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
[    9.831326][  T183] RSP: 002b:00007fffd422f0a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[    9.831328][  T183] RAX: ffffffffffffffda RBX: 00005570a6c900c0 RCX: 00007f4a7a60e54e
[    9.831330][  T183] RDX: 0000000000000030 RSI: 00005570a6e17d10 RDI: 0000000000000016
[    9.831331][  T183] RBP: 00007fffd422f0b0 R08: 00007fffd422f100 R09: 0000000000000080
[    9.831331][  T183] R10: 0000000000000000 R11: 0000000000000202 R12: 00005570a6c8d700
[    9.831332][  T183] R13: 00007fffd422f1e4 R14: 0000000000000000 R15: 0000000000000000
| [   12.787409][  T293] softirqs last disabled at (26255): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.787412][  T293] Preemption disabled at:
| [   12.787412][  T293] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.787421][  T293] Tainted: [W]=WARN
[   12.787422][  T293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.787424][  T293] Call Trace:
[   12.787425][  T293]  <TASK>
[   12.787426][  T293]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.787432][  T293]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.787434][  T293]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.787438][  T293]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.787443][  T293]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.787448][  T293]  __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))
[   12.787451][  T293]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.787458][  T293]  ? 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)
[   12.787460][  T293]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.787464][  T293]  put_chars (drivers/char/virtio_console.c:1176)
[   12.787467][  T293]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.787470][  T293]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.787474][  T293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.787477][  T293]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.787481][  T293]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.787484][  T293]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.787486][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.787488][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.787492][  T293]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.787494][  T293]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.787498][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.787500][  T293]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.787504][  T293]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.787508][  T293]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.787512][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.787514][  T293]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.787518][  T293]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.787522][  T293]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.787524][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.787529][  T293]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.787532][  T293]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.787534][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.787536][  T293]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.787540][  T293]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.787542][  T293]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.787544][  T293]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.787548][  T293]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.787553][  T293]  ? vlan_netlink_fini (./include/linux/rcupdate.h:850 (discriminator 7) ./include/net/netns/generic.h:45 (discriminator 7)) 8021q
[   12.787556][  T293]  _printk (kernel/printk/printk.c:2504)
[   12.787560][  T293]  ? snapshot_read.cold (user.c:?)
[   12.787566][  T293]  ? 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)
[   12.787569][  T293] 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
[   12.787573][  T293]  do_one_initcall (init/main.c:1357)
[   12.787575][  T293]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   12.787580][  T293]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   12.787582][  T293]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   12.787587][  T293]  do_init_module (kernel/module/main.c:3117)
[   12.787590][  T293]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.787594][  T293]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   12.787597][  T293]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   12.787601][  T293]  load_module (kernel/module/main.c:3593)
[   12.787608][  T293]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   12.787611][  T293]  ? __ia32_sys_fsconfig (??:?)
[   12.787614][  T293]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   12.787617][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.787619][  T293]  ? backing_file_read_iter (fs/backing-file.c:211)
[   12.787623][  T293]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.787626][  T293]  init_module_from_file (kernel/module/main.c:3790)
[   12.787628][  T293]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   12.787636][  T293]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.787640][  T293]  ? 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)
[   12.787643][  T293]  idempotent_init_module (kernel/module/main.c:3802)
[   12.787646][  T293]  ? init_module_from_file (kernel/module/main.c:3791)
[   12.787651][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.787653][  T293]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   12.787659][  T293]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   12.787661][  T293]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.787665][  T293]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.787667][  T293]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.787670][  T293]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.787672][  T293] RIP: 0033:0x7fe78e63c37d
[   12.787675][  T293] 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
[   12.787677][  T293] RSP: 002b:00007ffcf4b71298 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   12.787680][  T293] RAX: ffffffffffffffda RBX: 000055edae7ef810 RCX: 00007fe78e63c37d
[   12.787681][  T293] RDX: 0000000000000000 RSI: 000055ed99ec5ffd RDI: 0000000000000000
[   12.787682][  T293] RBP: 00007ffcf4b71330 R08: 0000000000000000 R09: 0000000000000000
[   12.787683][  T293] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ed99ec5ffd
[   12.787684][  T293] R13: 000055edae7ef940 R14: 0000000000040000 R15: 0000000000000000
| [   14.260799][  T327] softirqs last disabled at (17402): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   14.260801][  T327] Preemption disabled at:
| [   14.260801][  T327] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.260810][  T327] Tainted: [W]=WARN
[   14.260811][  T327] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.260813][  T327] Call Trace:
[   14.260814][  T327]  <TASK>
[   14.260816][  T327]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.260822][  T327]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.260824][  T327]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.260828][  T327]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.260833][  T327]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.260839][  T327]  __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))
[   14.260841][  T327]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.260848][  T327]  ? 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)
[   14.260851][  T327]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.260854][  T327]  put_chars (drivers/char/virtio_console.c:1176)
[   14.260857][  T327]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.260861][  T327]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.260864][  T327]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.260867][  T327]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.260871][  T327]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.260874][  T327]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.260876][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.260880][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.260885][  T327]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.260886][  T327]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.260891][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.260895][  T327]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.260899][  T327]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.260903][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.260906][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.260910][  T327]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.260914][  T327]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.260916][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.260922][  T327]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.260925][  T327]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.260927][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.260929][  T327]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.260933][  T327]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.260935][  T327]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.260937][  T327]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.260941][  T327]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.260943][  T327]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.260948][  T327]  _printk (kernel/printk/printk.c:2504)
[   14.260952][  T327]  ? snapshot_read.cold (user.c:?)
[   14.260955][  T327]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.260957][  T327]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.260961][  T327]  ? 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)
[   14.260965][  T327] vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1)) 8021q
[   14.260970][  T327]  ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261)
[   14.260973][  T327]  ? rt6_sync_up (net/ipv6/route.c:4925 (discriminator 1))
[   14.260978][  T327]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) 8021q
[   14.260983][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.260986][  T327]  notifier_call_chain (kernel/notifier.c:85)
[   14.260996][  T327]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853)
[   14.261001][  T327]  ? netif_change_name (net/core/dev.c:1517)
[   14.261003][  T327]  ? __dev_change_flags (net/core/dev.c:9812)
[   14.261006][  T327]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   14.261008][  T327]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   14.261011][  T327]  ? __kernel_text_address (kernel/extable.c:79)
[   14.261013][  T327]  ? write_profile (profile.c:?)
[   14.261018][  T327]  netif_change_flags (net/core/dev.c:9882)
[   14.261021][  T327]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   14.261025][  T327]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   14.261028][  T327]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.261029][  T327]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.261031][  T327]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.261036][  T327]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.261038][  T327]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.261040][  T327]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.261043][  T327]  ? kasan_save_stack (mm/kasan/common.c:58)
[   14.261046][  T327]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.261048][  T327]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.261051][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.261053][  T327]  ? netlink_bind (net/netlink/af_netlink.c:984)
[   14.261057][  T327]  ? ___sys_sendmsg (net/socket.c:2758 (discriminator 1))
[   14.261061][  T327]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.261063][  T327]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.261066][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.261068][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.261070][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.261071][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.261073][  T327]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.261075][  T327]  ? __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)
[   14.261078][  T327]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.261081][  T327]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.261085][  T327]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.261091][  T327]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   14.261096][  T327]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.261102][  T327]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.261104][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.261109][  T327]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.261111][  T327]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.261113][  T327]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.261115][  T327]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.261119][  T327]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.261122][  T327]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.261125][  T327]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.261127][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.261132][  T327]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.261134][  T327]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.261137][  T327]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.261139][  T327]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.261143][  T327]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.261149][  T327]  ? 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))
[   14.261151][  T327]  ? 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))
[   14.261156][  T327]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.261160][  T327]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.261163][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.261168][  T327]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.261175][  T327]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.261180][  T327]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.261186][  T327]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   14.261188][  T327]  ? copy_msghdr_from_user (net/socket.c:2650)
[   14.261191][  T327]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   14.261192][  T327]  ? move_addr_to_kernel (net/socket.c:258)
[   14.261199][  T327]  ___sys_sendmsg (net/socket.c:2767)
[   14.261202][  T327]  ? copy_msghdr_from_user (net/socket.c:2619)
[   14.261217][  T327]  __sys_sendmsg (net/socket.c:2799)
[   14.261220][  T327]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   14.261226][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.261229][  T327]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.261232][  T327]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.261235][  T327]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.261237][  T327] RIP: 0033:0x7fe7ba84454e
[   14.261241][  T327] 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
[   14.261242][  T327] RSP: 002b:00007ffdac547e20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.261245][  T327] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fe7ba84454e
[   14.261247][  T327] RDX: 0000000000000000 RSI: 00007ffdac547ed0 RDI: 0000000000000003
[   14.261248][  T327] RBP: 00007ffdac547e30 R08: 0000000000000000 R09: 0000000000000000
[   14.261248][  T327] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d85a
[   14.261249][  T327] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdac548590
| [   15.293667][  T350] softirqs last disabled at (43454): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   15.293669][  T350] Preemption disabled at:
| [   15.293670][  T350] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.293678][  T350] Tainted: [W]=WARN
[   15.293679][  T350] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.293681][  T350] Call Trace:
[   15.293682][  T350]  <TASK>
[   15.293684][  T350]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.293690][  T350]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.293692][  T350]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.293696][  T350]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.293701][  T350]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.293707][  T350]  __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))
[   15.293709][  T350]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.293716][  T350]  ? 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)
[   15.293718][  T350]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.293722][  T350]  put_chars (drivers/char/virtio_console.c:1176)
[   15.293725][  T350]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.293728][  T350]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.293731][  T350]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.293734][  T350]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.293738][  T350]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.293742][  T350]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.293744][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.293745][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.293750][  T350]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.293751][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.293756][  T350]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.293760][  T350]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.293764][  T350]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.293768][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.293771][  T350]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.293775][  T350]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.293779][  T350]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.293781][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.293786][  T350]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.293789][  T350]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.293791][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.293793][  T350]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.293797][  T350]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.293799][  T350]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.293802][  T350]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.293805][  T350]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.293807][  T350]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   15.293812][  T350]  _printk (kernel/printk/printk.c:2504)
[   15.293815][  T350]  ? snapshot_read.cold (user.c:?)
[   15.293819][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.293821][  T350]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.293824][  T350]  ? 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)
[   15.293828][  T350] vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1)) 8021q
[   15.293834][  T350]  ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261)
[   15.293836][  T350]  ? rt6_sync_up (net/ipv6/route.c:4925 (discriminator 1))
[   15.293841][  T350]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) 8021q
[   15.293846][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.293848][  T350]  notifier_call_chain (kernel/notifier.c:85)
[   15.293853][  T350]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853)
[   15.293858][  T350]  ? netif_change_name (net/core/dev.c:1517)
[   15.293860][  T350]  ? __dev_change_flags (net/core/dev.c:9812)
[   15.293863][  T350]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   15.293865][  T350]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   15.293869][  T350]  ? __kernel_text_address (kernel/extable.c:79)
[   15.293870][  T350]  ? write_profile (profile.c:?)
[   15.293875][  T350]  netif_change_flags (net/core/dev.c:9882)
[   15.293881][  T350]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   15.293885][  T350]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   15.293887][  T350]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   15.293889][  T350]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.293891][  T350]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.293895][  T350]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.293897][  T350]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.293899][  T350]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.293902][  T350]  ? kasan_save_stack (mm/kasan/common.c:58)
[   15.293905][  T350]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.293907][  T350]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.293910][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.293912][  T350]  ? netlink_bind (net/netlink/af_netlink.c:984)
[   15.293915][  T350]  ? ___sys_sendmsg (net/socket.c:2758 (discriminator 1))
[   15.293919][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.293922][  T350]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.293925][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.293926][  T350]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.293928][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.293929][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.293931][  T350]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   15.293934][  T350]  ? __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)
[   15.293937][  T350]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   15.293940][  T350]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.293944][  T350]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   15.293949][  T350]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   15.293955][  T350]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.293961][  T350]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.293963][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.293968][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.293969][  T350]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.293971][  T350]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.293974][  T350]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.293978][  T350]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.293980][  T350]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.293984][  T350]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.293985][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.293990][  T350]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.293992][  T350]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.294001][  T350]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.294003][  T350]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.294007][  T350]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.294013][  T350]  ? 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))
[   15.294015][  T350]  ? 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))
[   15.294020][  T350]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.294024][  T350]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.294027][  T350]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.294032][  T350]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.294036][  T350]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   15.294040][  T350]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.294046][  T350]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   15.294048][  T350]  ? copy_msghdr_from_user (net/socket.c:2650)
[   15.294050][  T350]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   15.294051][  T350]  ? move_addr_to_kernel (net/socket.c:258)
[   15.294058][  T350]  ___sys_sendmsg (net/socket.c:2767)
[   15.294061][  T350]  ? copy_msghdr_from_user (net/socket.c:2619)
[   15.294076][  T350]  __sys_sendmsg (net/socket.c:2799)
[   15.294079][  T350]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   15.294085][  T350]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.294088][  T350]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.294091][  T350]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.294094][  T350]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.294096][  T350] RIP: 0033:0x7f38c4ef654e
[   15.294100][  T350] 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
[   15.294102][  T350] RSP: 002b:00007ffc1746a5e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.294104][  T350] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f38c4ef654e
[   15.294106][  T350] RDX: 0000000000000000 RSI: 00007ffc1746a690 RDI: 0000000000000003
[   15.294107][  T350] RBP: 00007ffc1746a5f0 R08: 0000000000000000 R09: 0000000000000000
[   15.294108][  T350] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d85b
[   15.294108][  T350] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc1746ad50
| [   16.581748][  T379] softirqs last disabled at (16744): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   16.581750][  T379] Preemption disabled at:
| [   16.581751][  T379] vprintk_emit (kernel/printk/printk.c:2471)
| [   16.581759][  T379] Tainted: [W]=WARN
[   16.581760][  T379] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.581762][  T379] Call Trace:
[   16.581763][  T379]  <TASK>
[   16.581765][  T379]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.581771][  T379]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   16.581773][  T379]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.581777][  T379]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.581781][  T379]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   16.581788][  T379]  __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))
[   16.581790][  T379]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.581796][  T379]  ? 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)
[   16.581799][  T379]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.581803][  T379]  put_chars (drivers/char/virtio_console.c:1176)
[   16.581806][  T379]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.581809][  T379]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.581813][  T379]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.581816][  T379]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.581820][  T379]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.581823][  T379]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   16.581825][  T379]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.581827][  T379]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.581831][  T379]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.581833][  T379]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.581837][  T379]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.581841][  T379]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.581845][  T379]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.581850][  T379]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.581852][  T379]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.581856][  T379]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.581861][  T379]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.581863][  T379]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.581868][  T379]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.581871][  T379]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.581873][  T379]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.581875][  T379]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.581880][  T379]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.581882][  T379]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.581885][  T379]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.581889][  T379]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.581891][  T379]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   16.581896][  T379]  _printk (kernel/printk/printk.c:2504)
[   16.581899][  T379]  ? snapshot_read.cold (user.c:?)
[   16.581903][  T379]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.581905][  T379]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.581909][  T379]  ? 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)
[   16.581912][  T379] vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1)) 8021q
[   16.581918][  T379]  ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261)
[   16.581921][  T379]  ? rt6_sync_up (net/ipv6/route.c:4925 (discriminator 1))
[   16.581925][  T379]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) 8021q
[   16.581931][  T379]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.581933][  T379]  notifier_call_chain (kernel/notifier.c:85)
[   16.581938][  T379]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853)
[   16.581943][  T379]  ? netif_change_name (net/core/dev.c:1517)
[   16.581945][  T379]  ? __dev_change_flags (net/core/dev.c:9812)
[   16.581948][  T379]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   16.581950][  T379]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   16.581953][  T379]  ? __kernel_text_address (kernel/extable.c:79)
[   16.581955][  T379]  ? write_profile (profile.c:?)
[   16.581959][  T379]  netif_change_flags (net/core/dev.c:9882)
[   16.581963][  T379]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   16.581966][  T379]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   16.581969][  T379]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   16.581970][  T379]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.581972][  T379]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.581977][  T379]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.581979][  T379]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.581981][  T379]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.581983][  T379]  ? kasan_save_stack (mm/kasan/common.c:58)
[   16.581986][  T379]  ? kasan_save_stack (mm/kasan/common.c:57)
[   16.581988][  T379]  ? kasan_save_track (mm/kasan/common.c:78)
[   16.581991][  T379]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.581993][  T379]  ? netlink_bind (net/netlink/af_netlink.c:984)
[   16.581997][  T379]  ? ___sys_sendmsg (net/socket.c:2758 (discriminator 1))
[   16.582001][  T379]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.582003][  T379]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.582006][  T379]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.582015][  T379]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.582016][  T379]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.582018][  T379]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.582019][  T379]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   16.582022][  T379]  ? __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)
[   16.582025][  T379]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   16.582028][  T379]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.582031][  T379]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   16.582037][  T379]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   16.582043][  T379]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   16.582049][  T379]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.582051][  T379]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.582056][  T379]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.582058][  T379]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.582060][  T379]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.582062][  T379]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.582066][  T379]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.582068][  T379]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.582072][  T379]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.582074][  T379]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.582078][  T379]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.582080][  T379]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.582084][  T379]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   16.582086][  T379]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.582089][  T379]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.582096][  T379]  ? 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))
[   16.582098][  T379]  ? 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))
[   16.582102][  T379]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.582107][  T379]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.582110][  T379]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.582114][  T379]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   16.582118][  T379]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   16.582123][  T379]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   16.582129][  T379]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   16.582131][  T379]  ? copy_msghdr_from_user (net/socket.c:2650)
[   16.582133][  T379]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   16.582134][  T379]  ? move_addr_to_kernel (net/socket.c:258)
[   16.582141][  T379]  ___sys_sendmsg (net/socket.c:2767)
[   16.582144][  T379]  ? copy_msghdr_from_user (net/socket.c:2619)
[   16.582159][  T379]  __sys_sendmsg (net/socket.c:2799)
[   16.582162][  T379]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   16.582169][  T379]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.582174][  T379]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.582178][  T379]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   16.582181][  T379]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.582183][  T379] RIP: 0033:0x7fa95bff754e
[   16.582187][  T379] 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
[   16.582189][  T379] RSP: 002b:00007fff5fecb560 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.582192][  T379] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa95bff754e
[   16.582194][  T379] RDX: 0000000000000000 RSI: 00007fff5fecb610 RDI: 0000000000000003
[   16.582195][  T379] RBP: 00007fff5fecb570 R08: 0000000000000000 R09: 0000000000000000
[   16.582196][  T379] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90d85c


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_change_name:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars