======================================
| [    9.862154][  T182] softirqs last disabled at (39850): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [    9.862156][  T182] Preemption disabled at:
| [    9.862157][  T182] vprintk_emit (kernel/printk/printk.c:2471)
| [    9.862165][  T182] Tainted: [W]=WARN
[    9.862166][  T182] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.862168][  T182] Call Trace:
[    9.862170][  T182]  <TASK>
[    9.862171][  T182]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.862177][  T182]  ? vprintk_emit (kernel/printk/printk.c:2471)
[    9.862179][  T182]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.862184][  T182]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.862188][  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)
[    9.862194][  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))
[    9.862196][  T182]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.862203][  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)
[    9.862205][  T182]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.862209][  T182]  put_chars (drivers/char/virtio_console.c:1176)
[    9.862212][  T182]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.862216][  T182]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[    9.862221][  T182]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.862224][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.862230][  T182]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.862233][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.862239][  T182]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.862243][  T182]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.862248][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.862250][  T182]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.862254][  T182]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.862258][  T182]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.862260][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.862266][  T182]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.862269][  T182]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.862271][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.862273][  T182]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.862277][  T182]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.862279][  T182]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.862282][  T182]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.862285][  T182]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.862287][  T182]  ? write_profile (profile.c:?)
[    9.862290][  T182]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[    9.862296][  T182]  dev_vprintk_emit (drivers/base/core.c:5000)
[    9.862301][  T182]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[    9.862306][  T182]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[    9.862312][  T182]  dev_printk_emit (drivers/base/core.c:5011)
[    9.862314][  T182]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[    9.862318][  T182]  ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3))
[    9.862324][  T182]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[    9.862330][  T182]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[    9.862332][  T182]  ? netdev_notice (net/core/dev.c:13194)
[    9.862335][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.862338][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.862341][  T182]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[    9.862344][  T182]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[    9.862347][  T182]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[    9.862350][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.862352][  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))
[    9.862354][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[    9.862357][  T182]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[    9.862360][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.862363][  T182]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[    9.862368][  T182]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[    9.862371][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.862374][  T182]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[    9.862376][  T182]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    9.862378][  T182]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.862380][  T182]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.862383][  T182]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.862388][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.862393][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.862395][  T182]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[    9.862398][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.862400][  T182]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.862402][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.862403][  T182]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.862405][  T182]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[    9.862407][  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)
[    9.862411][  T182]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[    9.862413][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.862415][  T182]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[    9.862418][  T182]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    9.862421][  T182]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[    9.862423][  T182]  ? nla_get_range_signed (lib/nlattr.c:270)
[    9.862429][  T182]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    9.862432][  T182]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[    9.862440][  T182]  rtnl_setlink (net/core/rtnetlink.c:3596)
[    9.862443][  T182]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[    9.862445][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.862469][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.862471][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.862474][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.862476][  T182]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    9.862478][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.862483][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.862485][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.862487][  T182]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[    9.862490][  T182]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.862494][  T182]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[    9.862496][  T182]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[    9.862500][  T182]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.862502][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.862507][  T182]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.862509][  T182]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.862513][  T182]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[    9.862516][  T182]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.862519][  T182]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.862527][  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))
[    9.862528][  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))
[    9.862534][  T182]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.862538][  T182]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.862548][  T182]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.862554][  T182]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[    9.862558][  T182]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[    9.862562][  T182]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[    9.862566][  T182]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[    9.862570][  T182]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[    9.862573][  T182]  ? __ia32_sys_getpeername (net/socket.c:2235)
[    9.862588][  T182]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[    9.862590][  T182]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.862593][  T182]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[    9.862595][  T182]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[    9.862598][  T182]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.862599][  T182]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.862602][  T182]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.862604][  T182] RIP: 0033:0x7fae8b3ff54e
[    9.862608][  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
[    9.862610][  T182] RSP: 002b:00007fffacad30a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[    9.862613][  T182] RAX: ffffffffffffffda RBX: 000055a27a9f6860 RCX: 00007fae8b3ff54e
[    9.862615][  T182] RDX: 0000000000000030 RSI: 000055a27a9e7f40 RDI: 0000000000000016
[    9.862616][  T182] RBP: 00007fffacad30b0 R08: 00007fffacad3100 R09: 0000000000000080
[    9.862616][  T182] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a27aa21360
[    9.862617][  T182] R13: 00007fffacad31e4 R14: 0000000000000000 R15: 0000000000000000
| [   11.516967][  T240] softirqs last disabled at (21061): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.516969][  T240] Preemption disabled at:
| [   11.516970][  T240] 0x0
| [   11.516980][  T240] Tainted: [W]=WARN
[   11.516981][  T240] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.516983][  T240] Call Trace:
[   11.516985][  T240]  <TASK>
[   11.516986][  T240]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.516993][  T240]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.516998][  T240]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.517002][  T240]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.517008][  T240]  __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))
[   11.517011][  T240]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.517017][  T240]  ? 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)
[   11.517020][  T240]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.517024][  T240]  put_chars (drivers/char/virtio_console.c:1176)
[   11.517027][  T240]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.517029][  T240]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   11.517032][  T240]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.517037][  T240]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.517042][  T240]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.517045][  T240]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.517047][  T240]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.517052][  T240]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.517055][  T240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.517058][  T240]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.517062][  T240]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.517066][  T240]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.517071][  T240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.517072][  T240]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.517076][  T240]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.517081][  T240]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.517083][  T240]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.517088][  T240]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.517091][  T240]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.517093][  T240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.517095][  T240]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.517099][  T240]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.517101][  T240]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.517104][  T240]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.517107][  T240]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.517110][  T240]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.517114][  T240]  _printk (kernel/printk/printk.c:2504)
[   11.517117][  T240]  ? snapshot_read.cold (user.c:?)
[   11.517120][  T240]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   11.517123][  T240]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.517127][  T240]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   11.517130][  T240]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   11.517134][  T240]  ? exit_notify (kernel/exit.c:780)
[   11.517135][  T240]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.517138][  T240]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.517142][  T240]  do_group_exit (kernel/exit.c:1151)
[   11.517145][  T240]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   11.517147][  T240]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   11.517149][  T240]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.517153][  T240]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.517156][  T240]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.517158][  T240] RIP: 0033:0x7fd0b8f2d1b8
[   11.517161][  T240] Code: Unable to access opcode bytes at 0x7fd0b8f2d18e.

Code starting with the faulting instruction
===========================================
[   11.517162][  T240] RSP: 002b:00007ffc73277898 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   11.517165][  T240] RAX: ffffffffffffffda RBX: 00007fd0b905df88 RCX: 00007fd0b8f2d1b8
[   11.517166][  T240] RDX: 00007fd0b8e68a88 RSI: ffffffffffffffa8 RDI: 0000000000000001
[   11.517167][  T240] RBP: 00007ffc732778f0 R08: 0000000000000000 R09: 00000000000000a0
[   11.517168][  T240] R10: 00007ffc732776f0 R11: 0000000000000246 R12: 0000000000000001
[   11.517169][  T240] R13: 0000000000000001 R14: 00007fd0b905c680 R15: 00007fd0b905dfa0
| [   12.921099][  T293] softirqs last disabled at (26089): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.921101][  T293] Preemption disabled at:
| [   12.921102][  T293] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.921111][  T293] Tainted: [W]=WARN
[   12.921112][  T293] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.921113][  T293] Call Trace:
[   12.921115][  T293]  <TASK>
[   12.921116][  T293]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.921123][  T293]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.921125][  T293]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.921129][  T293]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.921133][  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)
[   12.921139][  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))
[   12.921142][  T293]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.921149][  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)
[   12.921152][  T293]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.921155][  T293]  put_chars (drivers/char/virtio_console.c:1176)
[   12.921159][  T293]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.921162][  T293]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.921166][  T293]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.921169][  T293]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.921174][  T293]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.921177][  T293]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.921179][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.921181][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.921185][  T293]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.921188][  T293]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.921191][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.921194][  T293]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.921198][  T293]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.921202][  T293]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.921207][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.921208][  T293]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.921213][  T293]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.921217][  T293]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.921219][  T293]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.921224][  T293]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.921227][  T293]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.921229][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.921231][  T293]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.921235][  T293]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.921237][  T293]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.921240][  T293]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.921244][  T293]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.921249][  T293]  ? vlan_netlink_fini (./include/linux/rcupdate.h:850 (discriminator 7) ./include/net/netns/generic.h:45 (discriminator 7)) 8021q
[   12.921252][  T293]  _printk (kernel/printk/printk.c:2504)
[   12.921256][  T293]  ? snapshot_read.cold (user.c:?)
[   12.921263][  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)
[   12.921266][  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
[   12.921269][  T293]  do_one_initcall (init/main.c:1357)
[   12.921272][  T293]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   12.921277][  T293]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   12.921279][  T293]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   12.921284][  T293]  do_init_module (kernel/module/main.c:3117)
[   12.921287][  T293]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   12.921291][  T293]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   12.921294][  T293]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   12.921299][  T293]  load_module (kernel/module/main.c:3593)
[   12.921306][  T293]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   12.921309][  T293]  ? __ia32_sys_fsconfig (??:?)
[   12.921313][  T293]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.921315][  T293]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.921319][  T293]  init_module_from_file (kernel/module/main.c:3790)
[   12.921322][  T293]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   12.921330][  T293]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   12.921334][  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)
[   12.921337][  T293]  idempotent_init_module (kernel/module/main.c:3802)
[   12.921340][  T293]  ? init_module_from_file (kernel/module/main.c:3791)
[   12.921346][  T293]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.921348][  T293]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   12.921354][  T293]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   12.921355][  T293]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   12.921359][  T293]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.921362][  T293]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.921365][  T293]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.921367][  T293] RIP: 0033:0x7f2753a1937d
[   12.921371][  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
[   12.921372][  T293] RSP: 002b:00007ffecb0a6cc8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   12.921375][  T293] RAX: ffffffffffffffda RBX: 00005572b9b15810 RCX: 00007f2753a1937d
[   12.921377][  T293] RDX: 0000000000000000 RSI: 000055728ef83ffd RDI: 0000000000000000
[   12.921378][  T293] RBP: 00007ffecb0a6d60 R08: 0000000000000000 R09: 0000000000000000
[   12.921379][  T293] R10: 0000000000000000 R11: 0000000000000246 R12: 000055728ef83ffd
[   12.921379][  T293] R13: 00005572b9b15940 R14: 0000000000040000 R15: 0000000000000000
| [   14.404448][  T326] softirqs last disabled at (11150): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   14.404450][  T326] Preemption disabled at:
| [   14.404451][  T326] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.404460][  T326] Tainted: [W]=WARN
[   14.404461][  T326] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.404463][  T326] Call Trace:
[   14.404464][  T326]  <TASK>
[   14.404466][  T326]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.404472][  T326]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.404474][  T326]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.404479][  T326]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.404483][  T326]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.404489][  T326]  __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))
[   14.404491][  T326]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.404497][  T326]  ? 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)
[   14.404501][  T326]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.404504][  T326]  put_chars (drivers/char/virtio_console.c:1176)
[   14.404507][  T326]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.404510][  T326]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.404514][  T326]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.404517][  T326]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.404522][  T326]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.404525][  T326]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.404527][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.404529][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.404533][  T326]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.404535][  T326]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.404539][  T326]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.404543][  T326]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.404548][  T326]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.404552][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.404555][  T326]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.404559][  T326]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.404563][  T326]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.404571][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.404576][  T326]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.404579][  T326]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.404581][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.404583][  T326]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.404587][  T326]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.404589][  T326]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.404592][  T326]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.404595][  T326]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.404598][  T326]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.404602][  T326]  _printk (kernel/printk/printk.c:2504)
[   14.404606][  T326]  ? snapshot_read.cold (user.c:?)
[   14.404609][  T326]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.404612][  T326]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.404615][  T326]  ? 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)
[   14.404619][  T326] vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1)) 8021q
[   14.404625][  T326]  ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261)
[   14.404628][  T326]  ? rt6_sync_up (net/ipv6/route.c:4925 (discriminator 1))
[   14.404633][  T326]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) 8021q
[   14.404639][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.404641][  T326]  notifier_call_chain (kernel/notifier.c:85)
[   14.404646][  T326]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853)
[   14.404651][  T326]  ? netif_change_name (net/core/dev.c:1517)
[   14.404655][  T326]  ? __dev_change_flags (net/core/dev.c:9812)
[   14.404658][  T326]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   14.404661][  T326]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   14.404664][  T326]  ? __kernel_text_address (kernel/extable.c:79)
[   14.404666][  T326]  ? write_profile (profile.c:?)
[   14.404670][  T326]  netif_change_flags (net/core/dev.c:9882)
[   14.404674][  T326]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   14.404678][  T326]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   14.404680][  T326]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.404682][  T326]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.404684][  T326]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.404689][  T326]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.404691][  T326]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.404693][  T326]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.404696][  T326]  ? kasan_save_stack (mm/kasan/common.c:58)
[   14.404699][  T326]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.404701][  T326]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.404704][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.404706][  T326]  ? netlink_bind (net/netlink/af_netlink.c:984)
[   14.404709][  T326]  ? ___sys_sendmsg (net/socket.c:2758 (discriminator 1))
[   14.404713][  T326]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.404715][  T326]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.404719][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.404720][  T326]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.404722][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.404723][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.404725][  T326]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.404728][  T326]  ? __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)
[   14.404731][  T326]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.404734][  T326]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.404737][  T326]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.404743][  T326]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   14.404749][  T326]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.404755][  T326]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.404757][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.404762][  T326]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.404764][  T326]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.404766][  T326]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.404768][  T326]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.404772][  T326]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.404775][  T326]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.404778][  T326]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.404780][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.404785][  T326]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.404787][  T326]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.404791][  T326]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.404793][  T326]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.404796][  T326]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.404803][  T326]  ? 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))
[   14.404805][  T326]  ? 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))
[   14.404810][  T326]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.404814][  T326]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.404817][  T326]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.404822][  T326]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.404826][  T326]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.404830][  T326]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.404836][  T326]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   14.404838][  T326]  ? copy_msghdr_from_user (net/socket.c:2650)
[   14.404840][  T326]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   14.404842][  T326]  ? move_addr_to_kernel (net/socket.c:258)
[   14.404849][  T326]  ___sys_sendmsg (net/socket.c:2767)
[   14.404851][  T326]  ? copy_msghdr_from_user (net/socket.c:2619)
[   14.404867][  T326]  __sys_sendmsg (net/socket.c:2799)
[   14.404870][  T326]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   14.404876][  T326]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.404879][  T326]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.404882][  T326]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.404885][  T326]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.404887][  T326] RIP: 0033:0x7f00192cc54e
[   14.404891][  T326] 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
[   14.404893][  T326] RSP: 002b:00007fffade3b1f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.404896][  T326] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f00192cc54e
[   14.404897][  T326] RDX: 0000000000000000 RSI: 00007fffade3b2a0 RDI: 0000000000000003
[   14.404898][  T326] RBP: 00007fffade3b200 R08: 0000000000000000 R09: 0000000000000000
[   14.404899][  T326] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910065
[   14.404900][  T326] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffade3b960
| [   15.413866][  T348] softirqs last disabled at (15766): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   15.413869][  T348] Preemption disabled at:
| [   15.413869][  T348] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.413878][  T348] Tainted: [W]=WARN
[   15.413879][  T348] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.413881][  T348] Call Trace:
[   15.413883][  T348]  <TASK>
[   15.413884][  T348]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.413891][  T348]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.413892][  T348]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.413897][  T348]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.413901][  T348]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.413907][  T348]  __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))
[   15.413909][  T348]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.413916][  T348]  ? 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)
[   15.413918][  T348]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.413922][  T348]  put_chars (drivers/char/virtio_console.c:1176)
[   15.413925][  T348]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.413928][  T348]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.413932][  T348]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.413935][  T348]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.413940][  T348]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.413943][  T348]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.413945][  T348]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.413947][  T348]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.413951][  T348]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.413953][  T348]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.413957][  T348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.413961][  T348]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.413965][  T348]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.413970][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.413972][  T348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.413976][  T348]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.413981][  T348]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.413983][  T348]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.413988][  T348]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.413991][  T348]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.413993][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.413995][  T348]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.413999][  T348]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.414001][  T348]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.414003][  T348]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.414007][  T348]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.414009][  T348]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   15.414014][  T348]  _printk (kernel/printk/printk.c:2504)
[   15.414017][  T348]  ? snapshot_read.cold (user.c:?)
[   15.414021][  T348]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.414023][  T348]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.414027][  T348]  ? 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)
[   15.414030][  T348] vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1)) 8021q
[   15.414037][  T348]  ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261)
[   15.414040][  T348]  ? rt6_sync_up (net/ipv6/route.c:4925 (discriminator 1))
[   15.414044][  T348]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) 8021q
[   15.414050][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.414052][  T348]  notifier_call_chain (kernel/notifier.c:85)
[   15.414057][  T348]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853)
[   15.414062][  T348]  ? netif_change_name (net/core/dev.c:1517)
[   15.414064][  T348]  ? __dev_change_flags (net/core/dev.c:9812)
[   15.414067][  T348]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   15.414069][  T348]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   15.414073][  T348]  ? __kernel_text_address (kernel/extable.c:79)
[   15.414075][  T348]  ? write_profile (profile.c:?)
[   15.414079][  T348]  netif_change_flags (net/core/dev.c:9882)
[   15.414083][  T348]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   15.414087][  T348]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   15.414089][  T348]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   15.414091][  T348]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.414093][  T348]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.414097][  T348]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.414099][  T348]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.414101][  T348]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.414104][  T348]  ? kasan_save_stack (mm/kasan/common.c:58)
[   15.414107][  T348]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.414109][  T348]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.414112][  T348]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.414114][  T348]  ? netlink_bind (net/netlink/af_netlink.c:984)
[   15.414118][  T348]  ? ___sys_sendmsg (net/socket.c:2758 (discriminator 1))
[   15.414122][  T348]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.414124][  T348]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.414127][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.414129][  T348]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.414131][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.414132][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.414134][  T348]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   15.414136][  T348]  ? __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)
[   15.414140][  T348]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   15.414143][  T348]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.414146][  T348]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   15.414152][  T348]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   15.414158][  T348]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.414164][  T348]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.414166][  T348]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.414171][  T348]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.414173][  T348]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.414175][  T348]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.414177][  T348]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.414181][  T348]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.414184][  T348]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.414187][  T348]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.414189][  T348]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.414194][  T348]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.414196][  T348]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.414199][  T348]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.414202][  T348]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.414205][  T348]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.414212][  T348]  ? 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))
[   15.414214][  T348]  ? 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))
[   15.414218][  T348]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.414223][  T348]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.414226][  T348]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.414230][  T348]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.414234][  T348]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   15.414238][  T348]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.414244][  T348]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   15.414246][  T348]  ? copy_msghdr_from_user (net/socket.c:2650)
[   15.414248][  T348]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   15.414250][  T348]  ? move_addr_to_kernel (net/socket.c:258)
[   15.414257][  T348]  ___sys_sendmsg (net/socket.c:2767)
[   15.414259][  T348]  ? copy_msghdr_from_user (net/socket.c:2619)
[   15.414275][  T348]  __sys_sendmsg (net/socket.c:2799)
[   15.414278][  T348]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   15.414284][  T348]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.414287][  T348]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.414290][  T348]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.414293][  T348]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.414295][  T348] RIP: 0033:0x7fa56392b54e
[   15.414299][  T348] 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
[   15.414301][  T348] RSP: 002b:00007ffec45df690 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.414303][  T348] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007fa56392b54e
[   15.414305][  T348] RDX: 0000000000000000 RSI: 00007ffec45df740 RDI: 0000000000000003
[   15.414306][  T348] RBP: 00007ffec45df6a0 R08: 0000000000000000 R09: 0000000000000000
[   15.414307][  T348] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910066
[   15.414308][  T348] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffec45dfe00
| [   16.823129][  T378] softirqs last disabled at (11068): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   16.823132][  T378] Preemption disabled at:
| [   16.823133][  T378] vprintk_emit (kernel/printk/printk.c:2471)
| [   16.823142][  T378] Tainted: [W]=WARN
[   16.823143][  T378] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.823144][  T378] Call Trace:
[   16.823146][  T378]  <TASK>
[   16.823147][  T378]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.823154][  T378]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   16.823155][  T378]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.823160][  T378]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.823164][  T378]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   16.823170][  T378]  __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))
[   16.823173][  T378]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.823179][  T378]  ? 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)
[   16.823181][  T378]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.823185][  T378]  put_chars (drivers/char/virtio_console.c:1176)
[   16.823188][  T378]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.823191][  T378]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.823195][  T378]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.823198][  T378]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.823202][  T378]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.823205][  T378]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   16.823207][  T378]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.823209][  T378]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.823213][  T378]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.823215][  T378]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.823219][  T378]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.823223][  T378]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.823228][  T378]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.823232][  T378]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.823234][  T378]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.823238][  T378]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.823243][  T378]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.823245][  T378]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.823250][  T378]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.823253][  T378]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.823255][  T378]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.823257][  T378]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.823261][  T378]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.823263][  T378]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.823266][  T378]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.823269][  T378]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.823272][  T378]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   16.823276][  T378]  _printk (kernel/printk/printk.c:2504)
[   16.823280][  T378]  ? snapshot_read.cold (user.c:?)
[   16.823283][  T378]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.823285][  T378]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.823289][  T378]  ? 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)
[   16.823293][  T378] vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1)) 8021q
[   16.823299][  T378]  ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261)
[   16.823302][  T378]  ? rt6_sync_up (net/ipv6/route.c:4925 (discriminator 1))
[   16.823306][  T378]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) 8021q
[   16.823312][  T378]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.823314][  T378]  notifier_call_chain (kernel/notifier.c:85)
[   16.823319][  T378]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853)
[   16.823324][  T378]  ? netif_change_name (net/core/dev.c:1517)
[   16.823326][  T378]  ? __dev_change_flags (net/core/dev.c:9812)
[   16.823329][  T378]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   16.823331][  T378]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   16.823335][  T378]  ? __kernel_text_address (kernel/extable.c:79)
[   16.823337][  T378]  ? write_profile (profile.c:?)
[   16.823341][  T378]  netif_change_flags (net/core/dev.c:9882)
[   16.823345][  T378]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   16.823349][  T378]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   16.823351][  T378]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   16.823353][  T378]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.823355][  T378]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.823359][  T378]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.823362][  T378]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.823363][  T378]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.823366][  T378]  ? kasan_save_stack (mm/kasan/common.c:58)
[   16.823369][  T378]  ? kasan_save_stack (mm/kasan/common.c:57)
[   16.823371][  T378]  ? kasan_save_track (mm/kasan/common.c:78)
[   16.823374][  T378]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.823376][  T378]  ? netlink_bind (net/netlink/af_netlink.c:984)
[   16.823380][  T378]  ? ___sys_sendmsg (net/socket.c:2758 (discriminator 1))
[   16.823384][  T378]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.823386][  T378]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.823389][  T378]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.823391][  T378]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.823393][  T378]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.823394][  T378]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.823396][  T378]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   16.823398][  T378]  ? __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)
[   16.823402][  T378]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   16.823405][  T378]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.823409][  T378]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   16.823414][  T378]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   16.823420][  T378]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   16.823426][  T378]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.823428][  T378]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.823433][  T378]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.823435][  T378]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.823437][  T378]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.823439][  T378]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.823443][  T378]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.823446][  T378]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.823450][  T378]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.823451][  T378]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.823456][  T378]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.823458][  T378]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.823462][  T378]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   16.823464][  T378]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.823467][  T378]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.823474][  T378]  ? 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))
[   16.823476][  T378]  ? 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))
[   16.823480][  T378]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.823485][  T378]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.823488][  T378]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.823492][  T378]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   16.823496][  T378]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   16.823501][  T378]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   16.823509][  T378]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   16.823511][  T378]  ? copy_msghdr_from_user (net/socket.c:2650)
[   16.823513][  T378]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   16.823514][  T378]  ? move_addr_to_kernel (net/socket.c:258)
[   16.823521][  T378]  ___sys_sendmsg (net/socket.c:2767)
[   16.823524][  T378]  ? copy_msghdr_from_user (net/socket.c:2619)
[   16.823540][  T378]  __sys_sendmsg (net/socket.c:2799)
[   16.823542][  T378]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   16.823548][  T378]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.823552][  T378]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.823555][  T378]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   16.823558][  T378]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.823560][  T378] RIP: 0033:0x7f6aab17f54e
[   16.823563][  T378] 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
[   16.823565][  T378] RSP: 002b:00007ffde8f35e00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.823568][  T378] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f6aab17f54e
[   16.823570][  T378] RDX: 0000000000000000 RSI: 00007ffde8f35eb0 RDI: 0000000000000003
[   16.823571][  T378] RBP: 00007ffde8f35e10 R08: 0000000000000000 R09: 0000000000000000
[   16.823572][  T378] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a910068


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
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print