======================================
| [   11.787212][  T199] softirqs last disabled at (45258): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   11.787216][  T199] Preemption disabled at:
| [   11.787217][  T199] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.787228][  T199] Tainted: [W]=WARN
[   11.787229][  T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.787231][  T199] Call Trace:
[   11.787233][  T199]  <TASK>
[   11.787235][  T199]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.787242][  T199]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.787245][  T199]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.787251][  T199]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.787256][  T199]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.787263][  T199]  __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))
[   11.787266][  T199]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.787275][  T199]  ? 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)
[   11.787279][  T199]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.787285][  T199]  put_chars (drivers/char/virtio_console.c:1176)
[   11.787289][  T199]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.787294][  T199]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.787302][  T199]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.787307][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.787316][  T199]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.787321][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.787329][  T199]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.787335][  T199]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.787338][  T199]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   11.787343][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.787346][  T199]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.787353][  T199]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.787360][  T199]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.787362][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.787372][  T199]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.787376][  T199]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.787379][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.787381][  T199]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   11.787388][  T199]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.787390][  T199]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.787395][  T199]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.787400][  T199]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.787403][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.787406][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.787413][  T199]  dev_vprintk_emit (drivers/base/core.c:5000)
[   11.787420][  T199]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   11.787428][  T199]  ? clockevents_program_event (kernel/time/clockevents.c:372)
[   11.787438][  T199]  dev_printk_emit (drivers/base/core.c:5011)
[   11.787441][  T199]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   11.787448][  T199]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.787453][  T199]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   11.787455][  T199]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.787462][  T199]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   11.787472][  T199]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   11.787475][  T199]  ? netdev_notice (net/core/dev.c:13194)
[   11.787479][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.787484][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.787488][  T199]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.787494][  T199]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   11.787498][  T199]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   11.787502][  T199]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   11.787508][  T199]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   11.787512][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.787517][  T199]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   11.787526][  T199]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   11.787530][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.787535][  T199]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.787537][  T199]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.787540][  T199]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.787544][  T199]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.787552][  T199]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.787560][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.787563][  T199]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   11.787565][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   11.787571][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.787574][  T199]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   11.787579][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.787582][  T199]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.787584][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.787586][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.787589][  T199]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.787592][  T199]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   11.787595][  T199]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.787598][  T199]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   11.787601][  T199]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.787606][  T199]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.787608][  T199]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.787613][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.787618][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.787631][  T199]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   11.787636][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   11.787638][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.787680][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.787683][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.787687][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.787690][  T199]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.787694][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.787701][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.787704][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.787707][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   11.787710][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.787717][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   11.787720][  T199]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.787725][  T199]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.787727][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.787735][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.787738][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.787744][  T199]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.787748][  T199]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.787753][  T199]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.787765][  T199]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.787768][  T199]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.787775][  T199]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.787782][  T199]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.787788][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.787794][  T199]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.787801][  T199]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.787803][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.787808][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.787816][  T199]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   11.787820][  T199]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   11.787825][  T199]  __sys_sendto (net/socket.c:2281)
[   11.787830][  T199]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   11.787857][  T199]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   11.787860][  T199]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.787865][  T199]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.787867][  T199]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   11.787871][  T199]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.787873][  T199]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.787877][  T199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.787881][  T199] RIP: 0033:0x7f6b1a90354e
[   11.787885][  T199] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.787888][  T199] RSP: 002b:00007ffd85cf1500 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   11.787891][  T199] RAX: ffffffffffffffda RBX: 000055daa5ec45f0 RCX: 00007f6b1a90354e
[   11.787893][  T199] RDX: 0000000000000030 RSI: 000055daa5eba020 RDI: 0000000000000016
[   11.787895][  T199] RBP: 00007ffd85cf1510 R08: 00007ffd85cf1560 R09: 0000000000000080
[   11.787896][  T199] R10: 0000000000000000 R11: 0000000000000202 R12: 000055daa5ed7350
[   11.787897][  T199] R13: 00007ffd85cf1644 R14: 0000000000000000 R15: 0000000000000000
| [   14.064120][  T199] softirqs last disabled at (118588): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   14.064122][  T199] Preemption disabled at:
| [   14.064123][  T199] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.064132][  T199] Tainted: [W]=WARN
[   14.064133][  T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.064134][  T199] Call Trace:
[   14.064136][  T199]  <TASK>
[   14.064138][  T199]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.064143][  T199]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.064145][  T199]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.064149][  T199]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.064154][  T199]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.064158][  T199]  __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))
[   14.064160][  T199]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.064167][  T199]  ? 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)
[   14.064170][  T199]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.064174][  T199]  put_chars (drivers/char/virtio_console.c:1176)
[   14.064176][  T199]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.064178][  T199]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.064181][  T199]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.064184][  T199]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.064189][  T199]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.064193][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.064199][  T199]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.064202][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.064207][  T199]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.064211][  T199]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.064213][  T199]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   14.064217][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.064219][  T199]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.064223][  T199]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.064227][  T199]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.064229][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.064235][  T199]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.064238][  T199]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.064240][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.064241][  T199]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   14.064245][  T199]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.064247][  T199]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.064250][  T199]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.064253][  T199]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.064255][  T199]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.064257][  T199]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   14.064262][  T199]  dev_vprintk_emit (drivers/base/core.c:5000)
[   14.064267][  T199]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   14.064273][  T199]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.064275][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.064279][  T199]  dev_printk_emit (drivers/base/core.c:5011)
[   14.064281][  T199]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   14.064284][  T199]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.064287][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.064288][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.064290][  T199]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.064292][  T199]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.064296][  T199]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   14.064302][  T199]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   14.064305][  T199]  ? netdev_notice (net/core/dev.c:13194)
[   14.064308][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.064311][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.064313][  T199]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.064317][  T199]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.064319][  T199]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   14.064322][  T199]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   14.064326][  T199]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   14.064329][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.064331][  T199]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   14.064338][  T199]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.064341][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.064344][  T199]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.064345][  T199]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.064347][  T199]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.064349][  T199]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.064351][  T199]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.064356][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.064358][  T199]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   14.064360][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   14.064364][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.064366][  T199]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   14.064368][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.064370][  T199]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.064372][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.064373][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.064375][  T199]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.064377][  T199]  ? __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)
[   14.064380][  T199]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.064382][  T199]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   14.064384][  T199]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.064387][  T199]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.064389][  T199]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.064392][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.064396][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.064404][  T199]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   14.064407][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   14.064408][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.064432][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.064434][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.064437][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.064439][  T199]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.064442][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.064446][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.064448][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.064450][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   14.064452][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.064456][  T199]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   14.064458][  T199]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.064462][  T199]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.064463][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.064468][  T199]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.064470][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.064473][  T199]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.064476][  T199]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.064480][  T199]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.064486][  T199]  ? 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))
[   14.064489][  T199]  ? 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))
[   14.064493][  T199]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.064497][  T199]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.064501][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.064505][  T199]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.064509][  T199]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.064511][  T199]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.064514][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.064519][  T199]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   14.064522][  T199]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   14.064526][  T199]  __sys_sendto (net/socket.c:2281)
[   14.064529][  T199]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   14.064544][  T199]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   14.064552][  T199]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.064556][  T199]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   14.064558][  T199]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   14.064561][  T199]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.064563][  T199]  ? irq_exit_rcu (kernel/softirq.c:786)
[   14.064567][  T199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.064569][  T199] RIP: 0033:0x7f6b1a90354e
[   14.064573][  T199] 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
[   14.064575][  T199] RSP: 002b:00007ffd85cf1500 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   14.064577][  T199] RAX: ffffffffffffffda RBX: 000055daa5ec45f0 RCX: 00007f6b1a90354e
[   14.064579][  T199] RDX: 0000000000000030 RSI: 000055daa5ebe290 RDI: 0000000000000016
[   14.064580][  T199] RBP: 00007ffd85cf1510 R08: 00007ffd85cf1560 R09: 0000000000000080
[   14.064581][  T199] R10: 0000000000000000 R11: 0000000000000202 R12: 000055daa5ecfc00
[   14.064581][  T199] R13: 00007ffd85cf1644 R14: 0000000000000000 R15: 0000000000000000
| [   20.237705][  T199] softirqs last disabled at (160286): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   20.237707][  T199] Preemption disabled at:
| [   20.237708][  T199] 0x0
| [   20.237718][  T199] Tainted: [W]=WARN
[   20.237719][  T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.237720][  T199] Call Trace:
[   20.237722][  T199]  <TASK>
[   20.237723][  T199]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   20.237730][  T199]  __might_resched.cold (kernel/sched/core.c:9234)
[   20.237734][  T199]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   20.237738][  T199]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   20.237743][  T199]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   20.237744][  T199]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.237751][  T199]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   20.237754][  T199]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.237757][  T199]  put_chars (drivers/char/virtio_console.c:1176)
[   20.237760][  T199]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   20.237761][  T199]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.237765][  T199]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.237770][  T199]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   20.237777][  T199]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   20.237780][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.237782][  T199]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.237786][  T199]  console_emit_next_record (kernel/printk/printk.c:3183)
[   20.237790][  T199]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   20.237792][  T199]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   20.237795][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.237797][  T199]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.237801][  T199]  console_flush_one_record (kernel/printk/printk.c:3268)
[   20.237805][  T199]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   20.237807][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.237812][  T199]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   20.237815][  T199]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   20.237817][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.237818][  T199]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   20.237822][  T199]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   20.237824][  T199]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   20.237826][  T199]  vprintk_emit (kernel/printk/printk.c:2479)
[   20.237830][  T199]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   20.237832][  T199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.237836][  T199]  _printk (kernel/printk/printk.c:2504)
[   20.237840][  T199]  ? snapshot_read.cold (user.c:?)
[   20.237842][  T199]  ? 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)
[   20.237845][  T199]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   20.237849][  T199]  ? 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)
[   20.237852][  T199]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   20.237855][  T199]  ? exit_notify (kernel/exit.c:780)
[   20.237856][  T199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.237859][  T199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.237862][  T199]  do_group_exit (kernel/exit.c:1151)
[   20.237865][  T199]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   20.237867][  T199]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   20.237870][  T199]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   20.237873][  T199]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   20.237876][  T199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.237878][  T199] RIP: 0033:0x7f6b1a9541b8
[   20.237880][  T199] Code: Unable to access opcode bytes at 0x7f6b1a95418e.

Code starting with the faulting instruction
===========================================
[   20.237881][  T199] RSP: 002b:00007ffd85cf1a58 EFLAGS: 00000256 ORIG_RAX: 00000000000000e7
[   20.237883][  T199] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6b1a9541b8
[   20.237885][  T199] RDX: 0000000000000000 RSI: fffffffffffffe90 RDI: 0000000000000000
[   20.237886][  T199] RBP: 00007ffd85cf1be0 R08: 000055daa5eb4558 R09: 0000000000000000
[   20.237886][  T199] R10: 0000000000000000 R11: 0000000000000256 R12: 0000000000000000
[   20.237887][  T199] R13: 00007f6b1a1b2050 R14: 00007f6b1ae85d9e R15: 000055daa5d66360
| [   21.580942][  T460] softirqs last disabled at (44206): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   21.580945][  T460] Preemption disabled at:
| [   21.580946][  T460] vprintk_emit (kernel/printk/printk.c:2471)
| [   21.580954][  T460] Tainted: [W]=WARN
[   21.580955][  T460] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.580957][  T460] Call Trace:
[   21.580959][  T460]  <TASK>
[   21.580961][  T460]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   21.580967][  T460]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   21.580968][  T460]  __might_resched.cold (kernel/sched/core.c:9234)
[   21.580972][  T460]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   21.580977][  T460]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   21.580981][  T460]  __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))
[   21.580983][  T460]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.580989][  T460]  ? 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)
[   21.580996][  T460]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.581000][  T460]  put_chars (drivers/char/virtio_console.c:1176)
[   21.581002][  T460]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   21.581004][  T460]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.581007][  T460]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.581009][  T460]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.581014][  T460]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   21.581018][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.581023][  T460]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   21.581026][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.581031][  T460]  console_emit_next_record (kernel/printk/printk.c:3183)
[   21.581035][  T460]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   21.581037][  T460]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   21.581040][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.581042][  T460]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.581045][  T460]  console_flush_one_record (kernel/printk/printk.c:3268)
[   21.581049][  T460]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   21.581051][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.581053][  T460]  ? write_ibpb (arch/x86/entry/entry.S:25)
[   21.581059][  T460]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   21.581062][  T460]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   21.581064][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.581065][  T460]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   21.581069][  T460]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   21.581071][  T460]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   21.581073][  T460]  vprintk_emit (kernel/printk/printk.c:2479)
[   21.581076][  T460]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   21.581077][  T460]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   21.581079][  T460]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   21.581085][  T460]  dev_vprintk_emit (drivers/base/core.c:5000)
[   21.581089][  T460]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   21.581095][  T460]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   21.581097][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.581100][  T460]  dev_printk_emit (drivers/base/core.c:5011)
[   21.581103][  T460]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   21.581105][  T460]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.581108][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.581109][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.581111][  T460]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.581113][  T460]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.581116][  T460]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   21.581122][  T460]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   21.581125][  T460]  ? netdev_notice (net/core/dev.c:13194)
[   21.581127][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.581130][  T460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.581132][  T460]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   21.581136][  T460]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   21.581138][  T460]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   21.581141][  T460]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   21.581144][  T460]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   21.581147][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.581149][  T460]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   21.581155][  T460]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   21.581158][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.581161][  T460]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   21.581162][  T460]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   21.581164][  T460]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.581165][  T460]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.581167][  T460]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.581172][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.581174][  T460]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   21.581175][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   21.581179][  T460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.581181][  T460]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   21.581183][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.581185][  T460]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.581186][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.581187][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.581189][  T460]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   21.581191][  T460]  ? __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)
[   21.581193][  T460]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   21.581195][  T460]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   21.581197][  T460]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   21.581199][  T460]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   21.581201][  T460]  ? nla_get_range_signed (lib/nlattr.c:270)
[   21.581204][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.581208][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.581215][  T460]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   21.581218][  T460]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   21.581219][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.581241][  T460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.581243][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.581245][  T460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.581247][  T460]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   21.581249][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.581254][  T460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.581256][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.581258][  T460]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   21.581259][  T460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.581263][  T460]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   21.581265][  T460]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   21.581268][  T460]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.581269][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.581274][  T460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.581275][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.581279][  T460]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   21.581282][  T460]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.581285][  T460]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.581291][  T460]  ? 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))
[   21.581293][  T460]  ? 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))
[   21.581298][  T460]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.581301][  T460]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.581305][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.581308][  T460]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   21.581312][  T460]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   21.581314][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.581317][  T460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.581321][  T460]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   21.581324][  T460]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   21.581328][  T460]  __sys_sendto (net/socket.c:2281)
[   21.581331][  T460]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   21.581345][  T460]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   21.581347][  T460]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   21.581350][  T460]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   21.581352][  T460]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   21.581354][  T460]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   21.581356][  T460]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   21.581358][  T460]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.581360][  T460] RIP: 0033:0x7f6b1a90354e
[   21.581364][  T460] 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
[   21.581366][  T460] RSP: 002b:00007ffd85cf1500 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   21.581369][  T460] RAX: ffffffffffffffda RBX: 000055daa5d57e60 RCX: 00007f6b1a90354e
[   21.581370][  T460] RDX: 0000000000000030 RSI: 000055daa5ebcde0 RDI: 0000000000000014
[   21.581371][  T460] RBP: 00007ffd85cf1510 R08: 00007ffd85cf1560 R09: 0000000000000080
[   21.581371][  T460] R10: 0000000000000000 R11: 0000000000000202 R12: 000055daa5ec5e70
[   21.581372][  T460] R13: 00007ffd85cf1644 R14: 0000000000000000 R15: 0000000000000000
| [   23.720580][  T460] softirqs last disabled at (109450): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   23.720582][  T460] Preemption disabled at:
| [   23.720583][  T460] vprintk_emit (kernel/printk/printk.c:2471)
| [   23.720591][  T460] Tainted: [W]=WARN
[   23.720592][  T460] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.720594][  T460] Call Trace:
[   23.720595][  T460]  <TASK>
[   23.720597][  T460]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   23.720603][  T460]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   23.720605][  T460]  __might_resched.cold (kernel/sched/core.c:9234)
[   23.720609][  T460]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   23.720614][  T460]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   23.720618][  T460]  __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))
[   23.720620][  T460]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.720627][  T460]  ? 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)
[   23.720630][  T460]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.720634][  T460]  put_chars (drivers/char/virtio_console.c:1176)
[   23.720636][  T460]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   23.720638][  T460]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.720641][  T460]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.720644][  T460]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.720649][  T460]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   23.720653][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.720659][  T460]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   23.720662][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.720667][  T460]  console_emit_next_record (kernel/printk/printk.c:3183)
[   23.720671][  T460]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   23.720673][  T460]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   23.720676][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.720678][  T460]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.720682][  T460]  console_flush_one_record (kernel/printk/printk.c:3268)
[   23.720686][  T460]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   23.720688][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.720694][  T460]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   23.720697][  T460]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   23.720699][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.720701][  T460]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   23.720705][  T460]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   23.720706][  T460]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   23.720709][  T460]  vprintk_emit (kernel/printk/printk.c:2479)
[   23.720713][  T460]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   23.720714][  T460]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   23.720716][  T460]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   23.720722][  T460]  dev_vprintk_emit (drivers/base/core.c:5000)
[   23.720727][  T460]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   23.720732][  T460]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   23.720735][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.720738][  T460]  dev_printk_emit (drivers/base/core.c:5011)
[   23.720741][  T460]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   23.720744][  T460]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.720746][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.720748][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.720750][  T460]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.720751][  T460]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.720755][  T460]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   23.720762][  T460]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   23.720764][  T460]  ? netdev_notice (net/core/dev.c:13194)
[   23.720767][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.720770][  T460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.720773][  T460]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   23.720776][  T460]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   23.720779][  T460]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   23.720782][  T460]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   23.720785][  T460]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   23.720788][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.720791][  T460]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   23.720797][  T460]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   23.720799][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.720803][  T460]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   23.720804][  T460]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   23.720806][  T460]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.720808][  T460]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.720810][  T460]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.720814][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.720816][  T460]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   23.720818][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   23.720822][  T460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.720824][  T460]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   23.720826][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.720828][  T460]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.720830][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.720831][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.720833][  T460]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   23.720835][  T460]  ? __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)
[   23.720838][  T460]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   23.720840][  T460]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   23.720842][  T460]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   23.720845][  T460]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   23.720846][  T460]  ? nla_get_range_signed (lib/nlattr.c:270)
[   23.720850][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.720853][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.720861][  T460]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   23.720864][  T460]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   23.720866][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.720890][  T460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.720892][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.720894][  T460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.720896][  T460]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   23.720899][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.720903][  T460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.720905][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.720907][  T460]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   23.720909][  T460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.720913][  T460]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   23.720915][  T460]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   23.720918][  T460]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.720920][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.720925][  T460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.720927][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.720930][  T460]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   23.720934][  T460]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.720937][  T460]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.720943][  T460]  ? 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))
[   23.720945][  T460]  ? 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))
[   23.720950][  T460]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.720954][  T460]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.720958][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.720962][  T460]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   23.720966][  T460]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   23.720968][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.720970][  T460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.720976][  T460]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   23.720979][  T460]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   23.720982][  T460]  __sys_sendto (net/socket.c:2281)
[   23.720985][  T460]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   23.721002][  T460]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   23.721005][  T460]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.721008][  T460]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   23.721011][  T460]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   23.721013][  T460]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   23.721015][  T460]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   23.721018][  T460]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.721020][  T460] RIP: 0033:0x7f6b1a90354e
[   23.721024][  T460] 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
[   23.721026][  T460] RSP: 002b:00007ffd85cf1500 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   23.721028][  T460] RAX: ffffffffffffffda RBX: 000055daa5d57e60 RCX: 00007f6b1a90354e
[   23.721030][  T460] RDX: 0000000000000030 RSI: 000055daa5d638f0 RDI: 0000000000000014
[   23.721031][  T460] RBP: 00007ffd85cf1510 R08: 00007ffd85cf1560 R09: 0000000000000080
[   23.721031][  T460] R10: 0000000000000000 R11: 0000000000000202 R12: 000055daa5ee59f0
[   23.721032][  T460] R13: 00007ffd85cf1644 R14: 0000000000000000 R15: 0000000000000000
| [   29.108559][  T671] softirqs last disabled at (38178): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   29.108561][  T671] Preemption disabled at:
| [   29.108570][  T671] vprintk_emit (kernel/printk/printk.c:2471)
| [   29.108578][  T671] Tainted: [W]=WARN
[   29.108579][  T671] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.108581][  T671] Call Trace:
[   29.108582][  T671]  <TASK>
[   29.108584][  T671]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.108590][  T671]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   29.108591][  T671]  __might_resched.cold (kernel/sched/core.c:9234)
[   29.108596][  T671]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   29.108600][  T671]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   29.108604][  T671]  __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))
[   29.108606][  T671]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.108613][  T671]  ? 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)
[   29.108615][  T671]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.108619][  T671]  put_chars (drivers/char/virtio_console.c:1176)
[   29.108622][  T671]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   29.108623][  T671]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.108626][  T671]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.108629][  T671]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   29.108634][  T671]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   29.108638][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.108643][  T671]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   29.108646][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.108651][  T671]  console_emit_next_record (kernel/printk/printk.c:3183)
[   29.108655][  T671]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   29.108657][  T671]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   29.108660][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.108662][  T671]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.108666][  T671]  console_flush_one_record (kernel/printk/printk.c:3268)
[   29.108670][  T671]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   29.108672][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.108677][  T671]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   29.108680][  T671]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   29.108682][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.108684][  T671]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   29.108687][  T671]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   29.108689][  T671]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   29.108692][  T671]  vprintk_emit (kernel/printk/printk.c:2479)
[   29.108695][  T671]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   29.108696][  T671]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   29.108699][  T671]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   29.108704][  T671]  dev_vprintk_emit (drivers/base/core.c:5000)
[   29.108710][  T671]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   29.108715][  T671]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   29.108717][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.108721][  T671]  dev_printk_emit (drivers/base/core.c:5011)
[   29.108723][  T671]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   29.108726][  T671]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   29.108728][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.108730][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.108732][  T671]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.108733][  T671]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.108737][  T671]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   29.108743][  T671]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   29.108746][  T671]  ? netdev_notice (net/core/dev.c:13194)
[   29.108749][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.108752][  T671]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.108754][  T671]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   29.108758][  T671]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   29.108760][  T671]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   29.108763][  T671]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   29.108766][  T671]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   29.108769][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.108771][  T671]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   29.108777][  T671]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   29.108780][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.108783][  T671]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   29.108784][  T671]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   29.108786][  T671]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.108788][  T671]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.108790][  T671]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   29.108794][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.108796][  T671]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   29.108798][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   29.108801][  T671]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.108803][  T671]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   29.108806][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.108808][  T671]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.108809][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.108810][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.108812][  T671]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   29.108814][  T671]  ? __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)
[   29.108817][  T671]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   29.108819][  T671]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   29.108821][  T671]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   29.108824][  T671]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   29.108825][  T671]  ? nla_get_range_signed (lib/nlattr.c:270)
[   29.108829][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.108832][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.108839][  T671]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   29.108843][  T671]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   29.108844][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.108867][  T671]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.108868][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.108871][  T671]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.108873][  T671]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   29.108875][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.108880][  T671]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.108882][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.108884][  T671]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   29.108885][  T671]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.108889][  T671]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   29.108891][  T671]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   29.108894][  T671]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.108896][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.108900][  T671]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.108902][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.108906][  T671]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   29.108909][  T671]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.108912][  T671]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.108918][  T671]  ? 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))
[   29.108920][  T671]  ? 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))
[   29.108925][  T671]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.108929][  T671]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.108933][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.108936][  T671]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   29.108940][  T671]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   29.108942][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.108944][  T671]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.108949][  T671]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   29.108952][  T671]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   29.108956][  T671]  __sys_sendto (net/socket.c:2281)
[   29.108959][  T671]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   29.108973][  T671]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   29.108975][  T671]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   29.108979][  T671]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   29.108981][  T671]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   29.108984][  T671]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.108986][  T671]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   29.108988][  T671]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.108990][  T671] RIP: 0033:0x7f6b1a90354e
[   29.108996][  T671] 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
[   29.108998][  T671] RSP: 002b:00007ffd85cf1500 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   29.109000][  T671] RAX: ffffffffffffffda RBX: 000055daa5ec40b0 RCX: 00007f6b1a90354e
[   29.109002][  T671] RDX: 0000000000000030 RSI: 000055daa5d5e6b0 RDI: 0000000000000012
[   29.109003][  T671] RBP: 00007ffd85cf1510 R08: 00007ffd85cf1560 R09: 0000000000000080
[   29.109003][  T671] R10: 0000000000000000 R11: 0000000000000202 R12: 000055daa5ebd090
[   29.109004][  T671] R13: 00007ffd85cf1644 R14: 0000000000000000 R15: 0000000000000000
| [   32.644762][  T671] softirqs last disabled at (96852): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   32.644764][  T671] Preemption disabled at:
| [   32.644765][  T671] vprintk_emit (kernel/printk/printk.c:2471)
| [   32.644774][  T671] Tainted: [W]=WARN
[   32.644774][  T671] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.644776][  T671] Call Trace:
[   32.644778][  T671]  <TASK>
[   32.644779][  T671]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   32.644785][  T671]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   32.644787][  T671]  __might_resched.cold (kernel/sched/core.c:9234)
[   32.644791][  T671]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   32.644796][  T671]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   32.644800][  T671]  __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))
[   32.644802][  T671]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.644809][  T671]  ? 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)
[   32.644812][  T671]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.644816][  T671]  put_chars (drivers/char/virtio_console.c:1176)
[   32.644819][  T671]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   32.644820][  T671]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   32.644823][  T671]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.644826][  T671]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   32.644831][  T671]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   32.644835][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.644841][  T671]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   32.644844][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.644849][  T671]  console_emit_next_record (kernel/printk/printk.c:3183)
[   32.644853][  T671]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   32.644855][  T671]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   32.644859][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.644860][  T671]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.644865][  T671]  console_flush_one_record (kernel/printk/printk.c:3268)
[   32.644869][  T671]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   32.644871][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.644877][  T671]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   32.644880][  T671]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   32.644882][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.644883][  T671]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   32.644887][  T671]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   32.644889][  T671]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   32.644892][  T671]  vprintk_emit (kernel/printk/printk.c:2479)
[   32.644895][  T671]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   32.644897][  T671]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   32.644899][  T671]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   32.644905][  T671]  dev_vprintk_emit (drivers/base/core.c:5000)
[   32.644910][  T671]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   32.644916][  T671]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   32.644918][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.644922][  T671]  dev_printk_emit (drivers/base/core.c:5011)
[   32.644924][  T671]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   32.644927][  T671]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   32.644930][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.644931][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.644933][  T671]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   32.644935][  T671]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   32.644939][  T671]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   32.644945][  T671]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   32.644948][  T671]  ? netdev_notice (net/core/dev.c:13194)
[   32.644951][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.644954][  T671]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.644956][  T671]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   32.644960][  T671]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   32.644962][  T671]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   32.644966][  T671]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   32.644969][  T671]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   32.644972][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.644975][  T671]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   32.644981][  T671]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   32.644984][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.644987][  T671]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   32.644989][  T671]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   32.644991][  T671]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   32.644995][  T671]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.644997][  T671]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   32.645002][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.645004][  T671]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   32.645006][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   32.645009][  T671]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.645011][  T671]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   32.645014][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.645016][  T671]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.645018][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.645019][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.645021][  T671]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   32.645023][  T671]  ? __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)
[   32.645026][  T671]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   32.645028][  T671]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   32.645030][  T671]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   32.645033][  T671]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   32.645034][  T671]  ? nla_get_range_signed (lib/nlattr.c:270)
[   32.645038][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.645041][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.645049][  T671]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   32.645053][  T671]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   32.645054][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.645078][  T671]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.645080][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.645083][  T671]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.645085][  T671]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   32.645087][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.645092][  T671]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.645094][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.645096][  T671]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   32.645098][  T671]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.645102][  T671]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   32.645104][  T671]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   32.645108][  T671]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.645109][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.645114][  T671]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.645116][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.645120][  T671]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   32.645123][  T671]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.645126][  T671]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.645133][  T671]  ? 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))
[   32.645135][  T671]  ? 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))
[   32.645139][  T671]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.645144][  T671]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.645148][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.645151][  T671]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   32.645155][  T671]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   32.645157][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.645160][  T671]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.645165][  T671]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   32.645168][  T671]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   32.645172][  T671]  __sys_sendto (net/socket.c:2281)
[   32.645175][  T671]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   32.645186][  T671]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   32.645192][  T671]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   32.645195][  T671]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.645198][  T671]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   32.645200][  T671]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   32.645202][  T671]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   32.645204][  T671]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   32.645207][  T671]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.645210][  T671] RIP: 0033:0x7f6b1a90354e
[   32.645213][  T671] 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
[   32.645215][  T671] RSP: 002b:00007ffd85cf1500 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   32.645218][  T671] RAX: ffffffffffffffda RBX: 000055daa5ec40b0 RCX: 00007f6b1a90354e
[   32.645219][  T671] RDX: 0000000000000030 RSI: 000055daa5d5e6d0 RDI: 0000000000000012
[   32.645220][  T671] RBP: 00007ffd85cf1510 R08: 00007ffd85cf1560 R09: 0000000000000080
[   32.645221][  T671] R10: 0000000000000000 R11: 0000000000000202 R12: 000055daa5ebf060
[   32.645222][  T671] R13: 00007ffd85cf1644 R14: 0000000000000000 R15: 0000000000000000
| [   35.386157][  T671] softirqs last disabled at (163262): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   35.386159][  T671] Preemption disabled at:
| [   35.386160][  T671] vprintk_emit (kernel/printk/printk.c:2471)
| [   35.386169][  T671] Tainted: [W]=WARN
[   35.386170][  T671] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.386172][  T671] Call Trace:
[   35.386173][  T671]  <TASK>
[   35.386175][  T671]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   35.386181][  T671]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   35.386183][  T671]  __might_resched.cold (kernel/sched/core.c:9234)
[   35.386187][  T671]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   35.386192][  T671]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   35.386196][  T671]  __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))
[   35.386198][  T671]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.386205][  T671]  ? 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)
[   35.386208][  T671]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.386212][  T671]  put_chars (drivers/char/virtio_console.c:1176)
[   35.386214][  T671]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   35.386216][  T671]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.386219][  T671]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.386222][  T671]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.386228][  T671]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   35.386232][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.386238][  T671]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   35.386241][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.386246][  T671]  console_emit_next_record (kernel/printk/printk.c:3183)
[   35.386250][  T671]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   35.386252][  T671]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   35.386256][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.386258][  T671]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.386262][  T671]  console_flush_one_record (kernel/printk/printk.c:3268)
[   35.386266][  T671]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   35.386268][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.386274][  T671]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   35.386277][  T671]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   35.386279][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.386281][  T671]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   35.386285][  T671]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   35.386287][  T671]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   35.386290][  T671]  vprintk_emit (kernel/printk/printk.c:2479)
[   35.386293][  T671]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   35.386295][  T671]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   35.386297][  T671]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   35.386302][  T671]  dev_vprintk_emit (drivers/base/core.c:5000)
[   35.386308][  T671]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   35.386313][  T671]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   35.386315][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.386319][  T671]  dev_printk_emit (drivers/base/core.c:5011)
[   35.386322][  T671]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   35.386325][  T671]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.386327][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.386329][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.386331][  T671]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.386333][  T671]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.386336][  T671]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   35.386343][  T671]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   35.386346][  T671]  ? netdev_notice (net/core/dev.c:13194)
[   35.386349][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.386352][  T671]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.386355][  T671]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   35.386358][  T671]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   35.386361][  T671]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   35.386364][  T671]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   35.386368][  T671]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   35.386370][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.386373][  T671]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   35.386380][  T671]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   35.386383][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.386386][  T671]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   35.386387][  T671]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   35.386390][  T671]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.386391][  T671]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.386393][  T671]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.386398][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.386400][  T671]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   35.386402][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   35.386406][  T671]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.386408][  T671]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   35.386411][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.386413][  T671]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.386414][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.386415][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.386417][  T671]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   35.386419][  T671]  ? __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)
[   35.386422][  T671]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   35.386424][  T671]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   35.386426][  T671]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   35.386429][  T671]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   35.386431][  T671]  ? nla_get_range_signed (lib/nlattr.c:270)
[   35.386435][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.386438][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.386446][  T671]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   35.386449][  T671]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   35.386451][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.386476][  T671]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.386478][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.386481][  T671]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.386483][  T671]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   35.386485][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.386490][  T671]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.386492][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.386494][  T671]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   35.386496][  T671]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.386500][  T671]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   35.386502][  T671]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   35.386506][  T671]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.386507][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.386512][  T671]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.386514][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.386518][  T671]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   35.386521][  T671]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.386524][  T671]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.386531][  T671]  ? 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))
[   35.386533][  T671]  ? 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))
[   35.386538][  T671]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.386542][  T671]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.386546][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.386550][  T671]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   35.386554][  T671]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   35.386556][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.386559][  T671]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.386564][  T671]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   35.386567][  T671]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   35.386575][  T671]  __sys_sendto (net/socket.c:2281)
[   35.386579][  T671]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   35.386594][  T671]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   35.386596][  T671]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   35.386600][  T671]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   35.386603][  T671]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   35.386605][  T671]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   35.386608][  T671]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   35.386610][  T671]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.386613][  T671] RIP: 0033:0x7f6b1a90354e
[   35.386616][  T671] 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
[   35.386618][  T671] RSP: 002b:00007ffd85cf1500 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   35.386621][  T671] RAX: ffffffffffffffda RBX: 000055daa5ec40b0 RCX: 00007f6b1a90354e
[   35.386622][  T671] RDX: 0000000000000030 RSI: 000055daa5d54250 RDI: 0000000000000012
[   35.386623][  T671] RBP: 00007ffd85cf1510 R08: 00007ffd85cf1560 R09: 0000000000000080
[   35.386624][  T671] R10: 0000000000000000 R11: 0000000000000202 R12: 000055daa5ecad00
[   35.386625][  T671] R13: 00007ffd85cf1644 R14: 0000000000000000 R15: 0000000000000000
| [   37.977112][  T671] softirqs last disabled at (235144): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   37.977115][  T671] Preemption disabled at:
| [   37.977115][  T671] vprintk_emit (kernel/printk/printk.c:2471)
| [   37.977124][  T671] Tainted: [W]=WARN
[   37.977124][  T671] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.977126][  T671] Call Trace:
[   37.977127][  T671]  <TASK>
[   37.977129][  T671]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   37.977135][  T671]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   37.977136][  T671]  __might_resched.cold (kernel/sched/core.c:9234)
[   37.977141][  T671]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   37.977145][  T671]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   37.977149][  T671]  __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))
[   37.977151][  T671]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.977158][  T671]  ? 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)
[   37.977161][  T671]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.977165][  T671]  put_chars (drivers/char/virtio_console.c:1176)
[   37.977167][  T671]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   37.977168][  T671]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   37.977172][  T671]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.977175][  T671]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   37.977179][  T671]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   37.977184][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.977189][  T671]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   37.977192][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.977197][  T671]  console_emit_next_record (kernel/printk/printk.c:3183)
[   37.977201][  T671]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   37.977203][  T671]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   37.977206][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.977208][  T671]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.977212][  T671]  console_flush_one_record (kernel/printk/printk.c:3268)
[   37.977216][  T671]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   37.977218][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.977223][  T671]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   37.977226][  T671]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   37.977228][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.977230][  T671]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   37.977233][  T671]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   37.977235][  T671]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   37.977238][  T671]  vprintk_emit (kernel/printk/printk.c:2479)
[   37.977241][  T671]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   37.977242][  T671]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   37.977245][  T671]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   37.977250][  T671]  dev_vprintk_emit (drivers/base/core.c:5000)
[   37.977255][  T671]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   37.977260][  T671]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   37.977262][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.977266][  T671]  dev_printk_emit (drivers/base/core.c:5011)
[   37.977268][  T671]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   37.977271][  T671]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   37.977274][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.977275][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.977277][  T671]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   37.977279][  T671]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   37.977282][  T671]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   37.977289][  T671]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   37.977291][  T671]  ? netdev_notice (net/core/dev.c:13194)
[   37.977294][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.977297][  T671]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.977300][  T671]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   37.977303][  T671]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   37.977305][  T671]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   37.977308][  T671]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   37.977312][  T671]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   37.977315][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.977317][  T671]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   37.977323][  T671]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   37.977326][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.977329][  T671]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   37.977330][  T671]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   37.977332][  T671]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   37.977334][  T671]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.977336][  T671]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   37.977341][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.977343][  T671]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   37.977345][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   37.977348][  T671]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.977350][  T671]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   37.977353][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.977354][  T671]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.977356][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.977357][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.977359][  T671]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   37.977361][  T671]  ? __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)
[   37.977364][  T671]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   37.977366][  T671]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   37.977368][  T671]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   37.977371][  T671]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   37.977372][  T671]  ? nla_get_range_signed (lib/nlattr.c:270)
[   37.977376][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.977379][  T671]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.977387][  T671]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   37.977390][  T671]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   37.977392][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.977426][  T671]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.977428][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.977431][  T671]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.977433][  T671]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   37.977435][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.977439][  T671]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.977441][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.977443][  T671]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   37.977445][  T671]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.977449][  T671]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   37.977451][  T671]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   37.977454][  T671]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.977455][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.977460][  T671]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.977462][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.977465][  T671]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   37.977468][  T671]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.977471][  T671]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.977478][  T671]  ? 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))
[   37.977480][  T671]  ? 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))
[   37.977485][  T671]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.977488][  T671]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.977492][  T671]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.977496][  T671]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   37.977500][  T671]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   37.977501][  T671]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.977504][  T671]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.977509][  T671]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   37.977512][  T671]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   37.977515][  T671]  __sys_sendto (net/socket.c:2281)
[   37.977518][  T671]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   37.977529][  T671]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   37.977534][  T671]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   37.977537][  T671]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   37.977540][  T671]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   37.977542][  T671]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   37.977544][  T671]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   37.977546][  T671]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   37.977549][  T671]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.977551][  T671] RIP: 0033:0x7f6b1a90354e
[   37.977555][  T671] 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
[   37.977557][  T671] RSP: 002b:00007ffd85cf1500 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   37.977561][  T671] RAX: ffffffffffffffda RBX: 000055daa5ec40b0 RCX: 00007f6b1a90354e
[   37.977563][  T671] RDX: 0000000000000030 RSI: 000055daa5ec6c30 RDI: 0000000000000012
[   37.977564][  T671] RBP: 00007ffd85cf1510 R08: 00007ffd85cf1560 R09: 0000000000000080
[   37.977565][  T671] R10: 0000000000000000 R11: 0000000000000202 R12: 000055daa5ecc460
[   37.977566][  T671] R13: 00007ffd85cf1644 R14: 0000000000000000 R15: 0000000000000000
| [   42.921218][ T1059] softirqs last disabled at (45848): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   42.921220][ T1059] Preemption disabled at:
| [   42.921221][ T1059] vprintk_emit (kernel/printk/printk.c:2471)
| [   42.921229][ T1059] Tainted: [W]=WARN
[   42.921230][ T1059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.921232][ T1059] Call Trace:
[   42.921234][ T1059]  <TASK>
[   42.921235][ T1059]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   42.921241][ T1059]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   42.921243][ T1059]  __might_resched.cold (kernel/sched/core.c:9234)
[   42.921247][ T1059]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   42.921252][ T1059]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   42.921256][ T1059]  __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))
[   42.921258][ T1059]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   42.921264][ T1059]  ? 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)
[   42.921267][ T1059]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   42.921271][ T1059]  put_chars (drivers/char/virtio_console.c:1176)
[   42.921273][ T1059]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   42.921275][ T1059]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   42.921278][ T1059]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.921281][ T1059]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   42.921286][ T1059]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   42.921290][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.921295][ T1059]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   42.921299][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.921303][ T1059]  console_emit_next_record (kernel/printk/printk.c:3183)
[   42.921307][ T1059]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   42.921309][ T1059]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   42.921313][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.921314][ T1059]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.921318][ T1059]  console_flush_one_record (kernel/printk/printk.c:3268)
[   42.921323][ T1059]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   42.921325][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.921330][ T1059]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   42.921333][ T1059]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   42.921335][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.921336][ T1059]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   42.921340][ T1059]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   42.921342][ T1059]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   42.921345][ T1059]  vprintk_emit (kernel/printk/printk.c:2479)
[   42.921348][ T1059]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   42.921349][ T1059]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   42.921351][ T1059]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   42.921357][ T1059]  dev_vprintk_emit (drivers/base/core.c:5000)
[   42.921362][ T1059]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   42.921367][ T1059]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   42.921369][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.921373][ T1059]  dev_printk_emit (drivers/base/core.c:5011)
[   42.921375][ T1059]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   42.921378][ T1059]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   42.921381][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.921382][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.921384][ T1059]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   42.921386][ T1059]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   42.921389][ T1059]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   42.921395][ T1059]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   42.921398][ T1059]  ? netdev_notice (net/core/dev.c:13194)
[   42.921401][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   42.921404][ T1059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   42.921406][ T1059]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   42.921410][ T1059]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   42.921412][ T1059]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   42.921415][ T1059]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   42.921418][ T1059]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   42.921421][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   42.921424][ T1059]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   42.921430][ T1059]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   42.921433][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.921436][ T1059]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   42.921437][ T1059]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   42.921439][ T1059]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   42.921441][ T1059]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.921443][ T1059]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   42.921447][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.921449][ T1059]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   42.921451][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   42.921455][ T1059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   42.921457][ T1059]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   42.921459][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.921461][ T1059]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.921463][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.921464][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.921465][ T1059]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   42.921468][ T1059]  ? __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)
[   42.921470][ T1059]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   42.921472][ T1059]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   42.921474][ T1059]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   42.921477][ T1059]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   42.921478][ T1059]  ? nla_get_range_signed (lib/nlattr.c:270)
[   42.921482][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.921485][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.921493][ T1059]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   42.921496][ T1059]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   42.921497][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.921520][ T1059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   42.921522][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   42.921525][ T1059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   42.921527][ T1059]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   42.921529][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.921534][ T1059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   42.921536][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   42.921538][ T1059]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   42.921540][ T1059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   42.921544][ T1059]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   42.921546][ T1059]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   42.921549][ T1059]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.921550][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.921555][ T1059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   42.921557][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   42.921560][ T1059]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   42.921564][ T1059]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.921567][ T1059]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.921573][ T1059]  ? 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))
[   42.921575][ T1059]  ? 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))
[   42.921587][ T1059]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.921591][ T1059]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.921595][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.921599][ T1059]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   42.921603][ T1059]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   42.921604][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   42.921607][ T1059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   42.921612][ T1059]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   42.921615][ T1059]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   42.921618][ T1059]  __sys_sendto (net/socket.c:2281)
[   42.921621][ T1059]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   42.921635][ T1059]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   42.921637][ T1059]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   42.921641][ T1059]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   42.921644][ T1059]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   42.921646][ T1059]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   42.921648][ T1059]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   42.921651][ T1059]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.921653][ T1059] RIP: 0033:0x7f6b1a90354e
[   42.921656][ T1059] 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
[   42.921658][ T1059] RSP: 002b:00007ffd85cf1500 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   42.921661][ T1059] RAX: ffffffffffffffda RBX: 000055daa5ed9030 RCX: 00007f6b1a90354e
[   42.921662][ T1059] RDX: 0000000000000030 RSI: 000055daa5d690e0 RDI: 0000000000000012
[   42.921663][ T1059] RBP: 00007ffd85cf1510 R08: 00007ffd85cf1560 R09: 0000000000000080
[   42.921664][ T1059] R10: 0000000000000000 R11: 0000000000000202 R12: 000055daa5ed41a0
[   42.921665][ T1059] R13: 00007ffd85cf1644 R14: 0000000000000000 R15: 0000000000000000
| [   48.336097][ T1059] softirqs last disabled at (146552): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   48.336100][ T1059] Preemption disabled at:
| [   48.336101][ T1059] vprintk_emit (kernel/printk/printk.c:2471)
| [   48.336110][ T1059] Tainted: [W]=WARN
[   48.336111][ T1059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.336112][ T1059] Call Trace:
[   48.336114][ T1059]  <TASK>
[   48.336115][ T1059]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   48.336121][ T1059]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   48.336123][ T1059]  __might_resched.cold (kernel/sched/core.c:9234)
[   48.336127][ T1059]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   48.336132][ T1059]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   48.336137][ T1059]  __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))
[   48.336139][ T1059]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.336145][ T1059]  ? 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)
[   48.336148][ T1059]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.336152][ T1059]  put_chars (drivers/char/virtio_console.c:1176)
[   48.336154][ T1059]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   48.336156][ T1059]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   48.336159][ T1059]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.336162][ T1059]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   48.336168][ T1059]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   48.336172][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.336178][ T1059]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   48.336181][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.336186][ T1059]  console_emit_next_record (kernel/printk/printk.c:3183)
[   48.336190][ T1059]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   48.336192][ T1059]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   48.336195][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.336197][ T1059]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.336201][ T1059]  console_flush_one_record (kernel/printk/printk.c:3268)
[   48.336205][ T1059]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   48.336207][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.336213][ T1059]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   48.336216][ T1059]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   48.336218][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.336220][ T1059]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   48.336224][ T1059]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   48.336226][ T1059]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   48.336228][ T1059]  vprintk_emit (kernel/printk/printk.c:2479)
[   48.336232][ T1059]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   48.336233][ T1059]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   48.336235][ T1059]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   48.336241][ T1059]  dev_vprintk_emit (drivers/base/core.c:5000)
[   48.336246][ T1059]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   48.336252][ T1059]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   48.336254][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.336258][ T1059]  dev_printk_emit (drivers/base/core.c:5011)
[   48.336260][ T1059]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   48.336263][ T1059]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   48.336266][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.336267][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.336269][ T1059]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   48.336271][ T1059]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   48.336275][ T1059]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   48.336281][ T1059]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   48.336284][ T1059]  ? netdev_notice (net/core/dev.c:13194)
[   48.336287][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   48.336290][ T1059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   48.336293][ T1059]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   48.336296][ T1059]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   48.336298][ T1059]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   48.336302][ T1059]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   48.336305][ T1059]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   48.336308][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   48.336311][ T1059]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   48.336317][ T1059]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   48.336320][ T1059]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.336323][ T1059]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   48.336324][ T1059]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   48.336326][ T1059]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   48.336328][ T1059]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.336330][ T1059]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   48.336335][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.336337][ T1059]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   48.336341][ T1059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   48.336343][ T1059]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   48.336346][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.336347][ T1059]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.336349][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.336350][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.336352][ T1059]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   48.336354][ T1059]  ? __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)
[   48.336357][ T1059]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   48.336359][ T1059]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   48.336362][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   48.336364][ T1059]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   48.336365][ T1059]  ? nla_get_range_signed (lib/nlattr.c:270)
[   48.336369][ T1059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   48.336373][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.336380][ T1059]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   48.336384][ T1059]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   48.336385][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.336409][ T1059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   48.336411][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   48.336414][ T1059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   48.336416][ T1059]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   48.336418][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.336423][ T1059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   48.336425][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   48.336427][ T1059]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   48.336429][ T1059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   48.336433][ T1059]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   48.336435][ T1059]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   48.336438][ T1059]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.336439][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.336444][ T1059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   48.336446][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   48.336450][ T1059]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   48.336453][ T1059]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.336456][ T1059]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.336463][ T1059]  ? 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))
[   48.336465][ T1059]  ? 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))
[   48.336470][ T1059]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.336474][ T1059]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.336477][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.336481][ T1059]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   48.336485][ T1059]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   48.336487][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   48.336490][ T1059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   48.336495][ T1059]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   48.336498][ T1059]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   48.336502][ T1059]  __sys_sendto (net/socket.c:2281)
[   48.336505][ T1059]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   48.336516][ T1059]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   48.336522][ T1059]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   48.336524][ T1059]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   48.336528][ T1059]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   48.336530][ T1059]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   48.336532][ T1059]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   48.336534][ T1059]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   48.336537][ T1059]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.336539][ T1059] RIP: 0033:0x7f6b1a90354e
[   48.336543][ T1059] 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
[   48.336545][ T1059] RSP: 002b:00007ffd85cf1500 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   48.336547][ T1059] RAX: ffffffffffffffda RBX: 000055daa5ed9030 RCX: 00007f6b1a90354e
[   48.336549][ T1059] RDX: 0000000000000030 RSI: 000055daa5d65990 RDI: 0000000000000012
[   48.336550][ T1059] RBP: 00007ffd85cf1510 R08: 00007ffd85cf1560 R09: 0000000000000080
[   48.336550][ T1059] R10: 0000000000000000 R11: 0000000000000202 R12: 000055daa5ec2c60
[   48.336551][ T1059] R13: 00007ffd85cf1644 R14: 0000000000000000 R15: 0000000000000000
| [   52.719479][ T1269] softirqs last disabled at (21078): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   52.719482][ T1269] Preemption disabled at:
| [   52.719482][ T1269] vprintk_emit (kernel/printk/printk.c:2471)
| [   52.719491][ T1269] Tainted: [W]=WARN
[   52.719491][ T1269] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.719493][ T1269] Call Trace:
[   52.719495][ T1269]  <TASK>
[   52.719496][ T1269]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   52.719502][ T1269]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   52.719504][ T1269]  __might_resched.cold (kernel/sched/core.c:9234)
[   52.719508][ T1269]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   52.719512][ T1269]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   52.719517][ T1269]  __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))
[   52.719519][ T1269]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.719526][ T1269]  ? 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)
[   52.719528][ T1269]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.719533][ T1269]  put_chars (drivers/char/virtio_console.c:1176)
[   52.719535][ T1269]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   52.719536][ T1269]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   52.719540][ T1269]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.719543][ T1269]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   52.719547][ T1269]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   52.719551][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.719557][ T1269]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   52.719560][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.719565][ T1269]  console_emit_next_record (kernel/printk/printk.c:3183)
[   52.719569][ T1269]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   52.719571][ T1269]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   52.719574][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.719576][ T1269]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.719580][ T1269]  console_flush_one_record (kernel/printk/printk.c:3268)
[   52.719584][ T1269]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   52.719586][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.719599][ T1269]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   52.719602][ T1269]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   52.719604][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.719606][ T1269]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   52.719610][ T1269]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   52.719611][ T1269]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   52.719614][ T1269]  vprintk_emit (kernel/printk/printk.c:2479)
[   52.719617][ T1269]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   52.719619][ T1269]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   52.719621][ T1269]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   52.719627][ T1269]  dev_vprintk_emit (drivers/base/core.c:5000)
[   52.719632][ T1269]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   52.719637][ T1269]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   52.719639][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.719643][ T1269]  dev_printk_emit (drivers/base/core.c:5011)
[   52.719645][ T1269]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   52.719648][ T1269]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   52.719650][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.719652][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.719654][ T1269]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   52.719655][ T1269]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   52.719659][ T1269]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   52.719665][ T1269]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   52.719668][ T1269]  ? netdev_notice (net/core/dev.c:13194)
[   52.719671][ T1269]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   52.719673][ T1269]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.719676][ T1269]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   52.719680][ T1269]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   52.719682][ T1269]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   52.719685][ T1269]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   52.719688][ T1269]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   52.719691][ T1269]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   52.719694][ T1269]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   52.719699][ T1269]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   52.719702][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.719705][ T1269]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   52.719707][ T1269]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   52.719708][ T1269]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   52.719710][ T1269]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.719712][ T1269]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   52.719717][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.719719][ T1269]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   52.719720][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   52.719724][ T1269]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   52.719726][ T1269]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   52.719728][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.719730][ T1269]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.719732][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.719733][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.719735][ T1269]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   52.719737][ T1269]  ? __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)
[   52.719739][ T1269]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   52.719741][ T1269]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   52.719743][ T1269]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   52.719746][ T1269]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   52.719747][ T1269]  ? nla_get_range_signed (lib/nlattr.c:270)
[   52.719751][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.719754][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.719761][ T1269]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   52.719765][ T1269]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   52.719766][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.719788][ T1269]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   52.719790][ T1269]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   52.719793][ T1269]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.719795][ T1269]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   52.719797][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.719802][ T1269]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   52.719804][ T1269]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   52.719806][ T1269]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   52.719807][ T1269]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.719811][ T1269]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   52.719813][ T1269]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   52.719816][ T1269]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.719818][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.719822][ T1269]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   52.719824][ T1269]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   52.719828][ T1269]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   52.719831][ T1269]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.719834][ T1269]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.719841][ T1269]  ? 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))
[   52.719843][ T1269]  ? 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))
[   52.719847][ T1269]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.719851][ T1269]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.719855][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.719858][ T1269]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   52.719862][ T1269]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   52.719864][ T1269]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   52.719867][ T1269]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.719871][ T1269]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   52.719874][ T1269]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   52.719878][ T1269]  __sys_sendto (net/socket.c:2281)
[   52.719881][ T1269]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   52.719895][ T1269]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   52.719897][ T1269]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.719901][ T1269]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   52.719904][ T1269]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   52.719906][ T1269]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   52.719908][ T1269]  ? irq_exit_rcu (kernel/softirq.c:786)
[   52.719912][ T1269]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.719915][ T1269] RIP: 0033:0x7f6b1a90354e
[   52.719919][ T1269] 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
[   52.719921][ T1269] RSP: 002b:00007ffd85cf1500 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   52.719923][ T1269] RAX: ffffffffffffffda RBX: 000055daa5d67610 RCX: 00007f6b1a90354e
[   52.719925][ T1269] RDX: 0000000000000030 RSI: 000055daa5d66530 RDI: 0000000000000012
[   52.719925][ T1269] RBP: 00007ffd85cf1510 R08: 00007ffd85cf1560 R09: 0000000000000080
[   52.719926][ T1269] R10: 0000000000000000 R11: 0000000000000202 R12: 000055daa5ec5e70
[   52.719927][ T1269] R13: 00007ffd85cf1644 R14: 0000000000000000 R15: 0000000000000000
| [   55.020397][ T1269] softirqs last disabled at (87230): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   55.020400][ T1269] Preemption disabled at:
| [   55.020401][ T1269] vprintk_emit (kernel/printk/printk.c:2471)
| [   55.020409][ T1269] Tainted: [W]=WARN
[   55.020410][ T1269] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.020411][ T1269] Call Trace:
[   55.020413][ T1269]  <TASK>
[   55.020414][ T1269]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   55.020421][ T1269]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   55.020422][ T1269]  __might_resched.cold (kernel/sched/core.c:9234)
[   55.020426][ T1269]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   55.020431][ T1269]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   55.020436][ T1269]  __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))
[   55.020438][ T1269]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   55.020444][ T1269]  ? 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)
[   55.020447][ T1269]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   55.020451][ T1269]  put_chars (drivers/char/virtio_console.c:1176)
[   55.020453][ T1269]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   55.020455][ T1269]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   55.020458][ T1269]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.020461][ T1269]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   55.020467][ T1269]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   55.020471][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.020476][ T1269]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   55.020479][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.020484][ T1269]  console_emit_next_record (kernel/printk/printk.c:3183)
[   55.020488][ T1269]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   55.020490][ T1269]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   55.020494][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.020495][ T1269]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.020500][ T1269]  console_flush_one_record (kernel/printk/printk.c:3268)
[   55.020504][ T1269]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   55.020506][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.020512][ T1269]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   55.020515][ T1269]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   55.020517][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.020518][ T1269]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   55.020522][ T1269]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   55.020524][ T1269]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   55.020527][ T1269]  vprintk_emit (kernel/printk/printk.c:2479)
[   55.020530][ T1269]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   55.020532][ T1269]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   55.020534][ T1269]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   55.020539][ T1269]  dev_vprintk_emit (drivers/base/core.c:5000)
[   55.020544][ T1269]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   55.020550][ T1269]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   55.020552][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.020556][ T1269]  dev_printk_emit (drivers/base/core.c:5011)
[   55.020558][ T1269]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   55.020561][ T1269]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   55.020564][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.020565][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.020567][ T1269]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   55.020569][ T1269]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   55.020573][ T1269]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   55.020579][ T1269]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   55.020582][ T1269]  ? netdev_notice (net/core/dev.c:13194)
[   55.020585][ T1269]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.020588][ T1269]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   55.020599][ T1269]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   55.020602][ T1269]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   55.020605][ T1269]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   55.020608][ T1269]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   55.020611][ T1269]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   55.020614][ T1269]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.020617][ T1269]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   55.020622][ T1269]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   55.020625][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.020628][ T1269]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   55.020630][ T1269]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   55.020632][ T1269]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   55.020634][ T1269]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.020636][ T1269]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   55.020640][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.020642][ T1269]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   55.020644][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   55.020648][ T1269]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   55.020650][ T1269]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   55.020652][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.020654][ T1269]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.020656][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.020657][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.020658][ T1269]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   55.020661][ T1269]  ? __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)
[   55.020664][ T1269]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   55.020666][ T1269]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   55.020667][ T1269]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   55.020670][ T1269]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   55.020672][ T1269]  ? nla_get_range_signed (lib/nlattr.c:270)
[   55.020676][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.020679][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.020687][ T1269]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   55.020690][ T1269]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   55.020691][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.020715][ T1269]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   55.020717][ T1269]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.020720][ T1269]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   55.020722][ T1269]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   55.020724][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.020729][ T1269]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   55.020731][ T1269]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.020733][ T1269]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   55.020735][ T1269]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   55.020738][ T1269]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   55.020741][ T1269]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   55.020744][ T1269]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.020745][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.020750][ T1269]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   55.020752][ T1269]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.020755][ T1269]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   55.020759][ T1269]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.020762][ T1269]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.020769][ T1269]  ? 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))
[   55.020771][ T1269]  ? 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))
[   55.020776][ T1269]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.020780][ T1269]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.020783][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.020787][ T1269]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   55.020791][ T1269]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   55.020793][ T1269]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.020796][ T1269]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   55.020801][ T1269]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   55.020803][ T1269]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   55.020807][ T1269]  __sys_sendto (net/socket.c:2281)
[   55.020810][ T1269]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   55.020821][ T1269]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   55.020827][ T1269]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   55.020829][ T1269]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.020833][ T1269]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   55.020834][ T1269]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   55.020837][ T1269]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   55.020839][ T1269]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   55.020841][ T1269]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.020843][ T1269] RIP: 0033:0x7f6b1a90354e
[   55.020847][ T1269] 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
[   55.020849][ T1269] RSP: 002b:00007ffd85cf1500 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   55.020852][ T1269] RAX: ffffffffffffffda RBX: 000055daa5d67610 RCX: 00007f6b1a90354e
[   55.020853][ T1269] RDX: 0000000000000030 RSI: 000055daa5d5e6b0 RDI: 0000000000000012
[   55.020854][ T1269] RBP: 00007ffd85cf1510 R08: 00007ffd85cf1560 R09: 0000000000000080
[   55.020855][ T1269] R10: 0000000000000000 R11: 0000000000000202 R12: 000055daa5ec2c60
[   55.020855][ T1269] R13: 00007ffd85cf1644 R14: 0000000000000000 R15: 0000000000000000
| [   57.286795][ T1269] softirqs last disabled at (148210): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   57.286797][ T1269] Preemption disabled at:
| [   57.286798][ T1269] vprintk_emit (kernel/printk/printk.c:2471)
| [   57.286806][ T1269] Tainted: [W]=WARN
[   57.286807][ T1269] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.286809][ T1269] Call Trace:
[   57.286810][ T1269]  <TASK>
[   57.286812][ T1269]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   57.286818][ T1269]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   57.286819][ T1269]  __might_resched.cold (kernel/sched/core.c:9234)
[   57.286824][ T1269]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   57.286828][ T1269]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   57.286832][ T1269]  __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))
[   57.286834][ T1269]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   57.286841][ T1269]  ? 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)
[   57.286844][ T1269]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   57.286848][ T1269]  put_chars (drivers/char/virtio_console.c:1176)
[   57.286850][ T1269]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   57.286851][ T1269]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   57.286855][ T1269]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   57.286858][ T1269]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   57.286863][ T1269]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   57.286867][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.286872][ T1269]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   57.286875][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.286880][ T1269]  console_emit_next_record (kernel/printk/printk.c:3183)
[   57.286884][ T1269]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   57.286886][ T1269]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   57.286889][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.286891][ T1269]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.286895][ T1269]  console_flush_one_record (kernel/printk/printk.c:3268)
[   57.286900][ T1269]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   57.286901][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.286907][ T1269]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   57.286910][ T1269]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   57.286912][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.286913][ T1269]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   57.286917][ T1269]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   57.286919][ T1269]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   57.286922][ T1269]  vprintk_emit (kernel/printk/printk.c:2479)
[   57.286925][ T1269]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   57.286926][ T1269]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   57.286928][ T1269]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   57.286934][ T1269]  dev_vprintk_emit (drivers/base/core.c:5000)
[   57.286939][ T1269]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   57.286944][ T1269]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   57.286947][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.286950][ T1269]  dev_printk_emit (drivers/base/core.c:5011)
[   57.286953][ T1269]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   57.286955][ T1269]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   57.286958][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.286960][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.286961][ T1269]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   57.286963][ T1269]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   57.286967][ T1269]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   57.286973][ T1269]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   57.286976][ T1269]  ? netdev_notice (net/core/dev.c:13194)
[   57.286979][ T1269]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.286982][ T1269]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   57.286985][ T1269]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   57.286988][ T1269]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   57.286990][ T1269]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   57.286996][ T1269]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   57.287000][ T1269]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   57.287002][ T1269]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.287005][ T1269]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   57.287011][ T1269]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   57.287014][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.287017][ T1269]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   57.287018][ T1269]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   57.287020][ T1269]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   57.287022][ T1269]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   57.287023][ T1269]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   57.287028][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.287030][ T1269]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   57.287031][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   57.287035][ T1269]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   57.287037][ T1269]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   57.287040][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.287041][ T1269]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.287043][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.287044][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.287046][ T1269]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   57.287048][ T1269]  ? __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)
[   57.287051][ T1269]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   57.287053][ T1269]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   57.287054][ T1269]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   57.287057][ T1269]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   57.287058][ T1269]  ? nla_get_range_signed (lib/nlattr.c:270)
[   57.287062][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.287066][ T1269]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.287073][ T1269]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   57.287076][ T1269]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   57.287077][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.287100][ T1269]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   57.287102][ T1269]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.287105][ T1269]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   57.287107][ T1269]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   57.287109][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.287114][ T1269]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   57.287115][ T1269]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.287117][ T1269]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   57.287119][ T1269]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   57.287123][ T1269]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   57.287125][ T1269]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   57.287128][ T1269]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.287129][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.287134][ T1269]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   57.287136][ T1269]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.287139][ T1269]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   57.287142][ T1269]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.287145][ T1269]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   57.287152][ T1269]  ? 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))
[   57.287154][ T1269]  ? 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))
[   57.287158][ T1269]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.287162][ T1269]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.287166][ T1269]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.287170][ T1269]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   57.287174][ T1269]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   57.287175][ T1269]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.287178][ T1269]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   57.287183][ T1269]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   57.287185][ T1269]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   57.287189][ T1269]  __sys_sendto (net/socket.c:2281)
[   57.287192][ T1269]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   57.287206][ T1269]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   57.287208][ T1269]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   57.287212][ T1269]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   57.287215][ T1269]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   57.287217][ T1269]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   57.287219][ T1269]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   57.287222][ T1269]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.287224][ T1269] RIP: 0033:0x7f6b1a90354e
[   57.287228][ T1269] 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
[   57.287230][ T1269] RSP: 002b:00007ffd85cf1500 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   57.287232][ T1269] RAX: ffffffffffffffda RBX: 000055daa5d67610 RCX: 00007f6b1a90354e
[   57.287233][ T1269] RDX: 0000000000000030 RSI: 000055daa5d638f0 RDI: 0000000000000012
[   57.287234][ T1269] RBP: 00007ffd85cf1510 R08: 00007ffd85cf1560 R09: 0000000000000080
[   57.287235][ T1269] R10: 0000000000000000 R11: 0000000000000202 R12: 000055daa5eca8d0
[   57.287236][ T1269] R13: 00007ffd85cf1644 R14: 0000000000000000 R15: 0000000000000000
| [   59.231267][ T1271] softirqs last disabled at (79236): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   59.231270][ T1271] Preemption disabled at:
| [   59.231270][ T1271] vprintk_emit (kernel/printk/printk.c:2471)
| [   59.231279][ T1271] Tainted: [W]=WARN
[   59.231280][ T1271] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.231282][ T1271] Call Trace:
[   59.231284][ T1271]  <TASK>
[   59.231285][ T1271]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   59.231292][ T1271]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   59.231293][ T1271]  __might_resched.cold (kernel/sched/core.c:9234)
[   59.231298][ T1271]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   59.231302][ T1271]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   59.231306][ T1271]  __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))
[   59.231308][ T1271]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.231315][ T1271]  ? 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)
[   59.231318][ T1271]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.231322][ T1271]  put_chars (drivers/char/virtio_console.c:1176)
[   59.231324][ T1271]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   59.231326][ T1271]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.231329][ T1271]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.231332][ T1271]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.231337][ T1271]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   59.231341][ T1271]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.231347][ T1271]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   59.231350][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.231355][ T1271]  console_emit_next_record (kernel/printk/printk.c:3183)
[   59.231360][ T1271]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   59.231361][ T1271]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   59.231365][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.231366][ T1271]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.231371][ T1271]  console_flush_one_record (kernel/printk/printk.c:3268)
[   59.231375][ T1271]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   59.231377][ T1271]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.231383][ T1271]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   59.231387][ T1271]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   59.231389][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.231391][ T1271]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   59.231395][ T1271]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   59.231397][ T1271]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   59.231400][ T1271]  vprintk_emit (kernel/printk/printk.c:2479)
[   59.231404][ T1271]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   59.231405][ T1271]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   59.231407][ T1271]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   59.231413][ T1271]  dev_vprintk_emit (drivers/base/core.c:5000)
[   59.231418][ T1271]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   59.231423][ T1271]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   59.231425][ T1271]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.231429][ T1271]  dev_printk_emit (drivers/base/core.c:5011)
[   59.231432][ T1271]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   59.231435][ T1271]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.231437][ T1271]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.231439][ T1271]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.231440][ T1271]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.231442][ T1271]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.231446][ T1271]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   59.231452][ T1271]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   59.231455][ T1271]  ? netdev_notice (net/core/dev.c:13194)
[   59.231458][ T1271]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.231461][ T1271]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.231463][ T1271]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   59.231467][ T1271]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.231470][ T1271]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   59.231473][ T1271]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   59.231477][ T1271]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   59.231480][ T1271]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.231483][ T1271]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   59.231489][ T1271]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.231492][ T1271]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.231495][ T1271]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   59.231496][ T1271]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   59.231498][ T1271]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.231500][ T1271]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.231502][ T1271]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.231507][ T1271]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.231509][ T1271]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   59.231511][ T1271]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   59.231515][ T1271]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.231517][ T1271]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   59.231520][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.231522][ T1271]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.231524][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.231525][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.231527][ T1271]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   59.231529][ T1271]  ? __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)
[   59.231532][ T1271]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   59.231534][ T1271]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   59.231536][ T1271]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   59.231539][ T1271]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   59.231541][ T1271]  ? nla_get_range_signed (lib/nlattr.c:270)
[   59.231544][ T1271]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.231548][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.231556][ T1271]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   59.231560][ T1271]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   59.231561][ T1271]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.231588][ T1271]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.231590][ T1271]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.231593][ T1271]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.231601][ T1271]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   59.231603][ T1271]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.231608][ T1271]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.231610][ T1271]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.231612][ T1271]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   59.231614][ T1271]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.231618][ T1271]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   59.231620][ T1271]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   59.231623][ T1271]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.231624][ T1271]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.231629][ T1271]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.231631][ T1271]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.231634][ T1271]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   59.231637][ T1271]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.231641][ T1271]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.231648][ T1271]  ? 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))
[   59.231650][ T1271]  ? 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))
[   59.231655][ T1271]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.231659][ T1271]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.231663][ T1271]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.231667][ T1271]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   59.231672][ T1271]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   59.231674][ T1271]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.231677][ T1271]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.231682][ T1271]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   59.231685][ T1271]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   59.231689][ T1271]  __sys_sendto (net/socket.c:2281)
[   59.231693][ T1271]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   59.231704][ T1271]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   59.231710][ T1271]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   59.231713][ T1271]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.231716][ T1271]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   59.231718][ T1271]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   59.231721][ T1271]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   59.231723][ T1271]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   59.231725][ T1271]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.231728][ T1271] RIP: 0033:0x7f6b1a90354e
[   59.231732][ T1271] 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
[   59.231734][ T1271] RSP: 002b:00007ffd85cf1500 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   59.231736][ T1271] RAX: ffffffffffffffda RBX: 000055daa5d67610 RCX: 00007f6b1a90354e
[   59.231738][ T1271] RDX: 0000000000000030 RSI: 000055daa5ec62a0 RDI: 0000000000000016
[   59.231739][ T1271] RBP: 00007ffd85cf1510 R08: 00007ffd85cf1560 R09: 0000000000000080
[   59.231739][ T1271] R10: 0000000000000000 R11: 0000000000000202 R12: 000055daa5ec5e70


Finger prints:
netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
netif_change_name:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars