======================================
| [   11.466715][  T198] softirqs last disabled at (39812): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   11.466717][  T198] Preemption disabled at:
| [   11.466718][  T198] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.466727][  T198] Tainted: [W]=WARN
[   11.466728][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.466730][  T198] Call Trace:
[   11.466731][  T198]  <TASK>
[   11.466733][  T198]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.466739][  T198]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.466741][  T198]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.466746][  T198]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.466750][  T198]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.466754][  T198]  __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))
[   11.466756][  T198]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.466763][  T198]  ? 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)
[   11.466766][  T198]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.466770][  T198]  put_chars (drivers/char/virtio_console.c:1176)
[   11.466773][  T198]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.466776][  T198]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.466781][  T198]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.466785][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.466791][  T198]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.466794][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.466800][  T198]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.466804][  T198]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.466806][  T198]  ? 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))
[   11.466810][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.466811][  T198]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.466816][  T198]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.466820][  T198]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.466822][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.466828][  T198]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.466831][  T198]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.466833][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.466835][  T198]  ? 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)
[   11.466839][  T198]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.466840][  T198]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.466843][  T198]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.466846][  T198]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.466848][  T198]  ? __kernel_text_address (kernel/extable.c:79)
[   11.466851][  T198]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   11.466854][  T198]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   11.466866][  T198]  dev_vprintk_emit (drivers/base/core.c:5000)
[   11.466871][  T198]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   11.466880][  T198]  dev_printk_emit (drivers/base/core.c:5011)
[   11.466882][  T198]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   11.466886][  T198]  ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3))
[   11.466892][  T198]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   11.466898][  T198]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   11.466901][  T198]  ? netdev_notice (net/core/dev.c:13194)
[   11.466904][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.466907][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.466910][  T198]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.466913][  T198]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   11.466916][  T198]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   11.466918][  T198]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   11.466922][  T198]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   11.466925][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.466928][  T198]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   11.466934][  T198]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   11.466937][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.466940][  T198]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.466941][  T198]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.466943][  T198]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.466945][  T198]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.466948][  T198]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.466953][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.466955][  T198]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   11.466957][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   11.466961][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.466963][  T198]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   11.466966][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.466967][  T198]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.466969][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.466970][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.466972][  T198]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.466974][  T198]  ? __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)
[   11.466977][  T198]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.466979][  T198]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   11.466981][  T198]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.466984][  T198]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.466985][  T198]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.466989][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.466993][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.467000][  T198]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   11.467004][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   11.467005][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.467029][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.467031][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.467034][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.467036][  T198]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.467038][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.467043][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.467045][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.467047][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   11.467049][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.467053][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   11.467055][  T198]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.467059][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.467060][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.467065][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.467067][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.467071][  T198]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.467074][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.467077][  T198]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.467084][  T198]  ? 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))
[   11.467086][  T198]  ? 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))
[   11.467091][  T198]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.467095][  T198]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.467099][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.467102][  T198]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.467107][  T198]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.467108][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.467111][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.467116][  T198]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   11.467119][  T198]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   11.467122][  T198]  __sys_sendto (net/socket.c:2281)
[   11.467125][  T198]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   11.467140][  T198]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   11.467142][  T198]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.467146][  T198]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.467148][  T198]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   11.467151][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.467153][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.467156][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.467158][  T198] RIP: 0033:0x7fc0d226254e
[   11.467162][  T198] 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
[   11.467164][  T198] RSP: 002b:00007ffc81caf070 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   11.467166][  T198] RAX: ffffffffffffffda RBX: 000055ab12bbe500 RCX: 00007fc0d226254e
[   11.467167][  T198] RDX: 0000000000000030 RSI: 000055ab12d53f10 RDI: 0000000000000012
[   11.467168][  T198] RBP: 00007ffc81caf080 R08: 00007ffc81caf0d0 R09: 0000000000000080
[   11.467169][  T198] R10: 0000000000000000 R11: 0000000000000202 R12: 000055ab12d53ae0
[   11.467170][  T198] R13: 00007ffc81caf1b4 R14: 0000000000000000 R15: 0000000000000000
| [   13.814436][  T198] softirqs last disabled at (99810): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   13.814439][  T198] Preemption disabled at:
| [   13.814439][  T198] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.814448][  T198] Tainted: [W]=WARN
[   13.814449][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.814450][  T198] Call Trace:
[   13.814452][  T198]  <TASK>
[   13.814454][  T198]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.814460][  T198]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.814462][  T198]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.814466][  T198]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.814470][  T198]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.814475][  T198]  __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))
[   13.814477][  T198]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.814484][  T198]  ? 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)
[   13.814487][  T198]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.814491][  T198]  put_chars (drivers/char/virtio_console.c:1176)
[   13.814493][  T198]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.814494][  T198]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.814498][  T198]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.814501][  T198]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.814506][  T198]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.814510][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.814515][  T198]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.814518][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.814523][  T198]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.814527][  T198]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.814529][  T198]  ? 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))
[   13.814533][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.814534][  T198]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.814539][  T198]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.814543][  T198]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.814545][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.814551][  T198]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.814553][  T198]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.814555][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.814557][  T198]  ? 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)
[   13.814561][  T198]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.814563][  T198]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.814565][  T198]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.814569][  T198]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.814570][  T198]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.814572][  T198]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   13.814578][  T198]  dev_vprintk_emit (drivers/base/core.c:5000)
[   13.814583][  T198]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   13.814588][  T198]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.814590][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.814594][  T198]  dev_printk_emit (drivers/base/core.c:5011)
[   13.814596][  T198]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   13.814599][  T198]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.814602][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.814603][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.814605][  T198]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.814607][  T198]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.814610][  T198]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   13.814617][  T198]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   13.814620][  T198]  ? netdev_notice (net/core/dev.c:13194)
[   13.814623][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.814626][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.814628][  T198]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.814632][  T198]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   13.814634][  T198]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   13.814637][  T198]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   13.814641][  T198]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   13.814643][  T198]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.814646][  T198]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   13.814652][  T198]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   13.814657][  T198]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.814658][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.814660][  T198]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.814662][  T198]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.814664][  T198]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.814666][  T198]  ? clockevents_program_event (kernel/time/clockevents.c:363)
[   13.814671][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.814676][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.814678][  T198]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   13.814681][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.814683][  T198]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.814684][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.814685][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.814687][  T198]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.814689][  T198]  ? __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)
[   13.814692][  T198]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.814694][  T198]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   13.814696][  T198]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.814699][  T198]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.814700][  T198]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.814704][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.814708][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.814715][  T198]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   13.814718][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   13.814720][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.814743][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.814744][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.814748][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.814750][  T198]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.814752][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.814757][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.814759][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.814761][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   13.814762][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.814766][  T198]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   13.814768][  T198]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.814772][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.814773][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.814778][  T198]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.814779][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.814783][  T198]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.814786][  T198]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.814789][  T198]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.814796][  T198]  ? 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))
[   13.814798][  T198]  ? 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))
[   13.814803][  T198]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.814807][  T198]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.814811][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.814814][  T198]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.814818][  T198]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.814820][  T198]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.814823][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.814828][  T198]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   13.814830][  T198]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   13.814834][  T198]  __sys_sendto (net/socket.c:2281)
[   13.814837][  T198]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   13.814852][  T198]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   13.814854][  T198]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.814863][  T198]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   13.814866][  T198]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   13.814869][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.814870][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.814873][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.814875][  T198] RIP: 0033:0x7fc0d226254e
[   13.814879][  T198] 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
[   13.814881][  T198] RSP: 002b:00007ffc81caf070 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   13.814884][  T198] RAX: ffffffffffffffda RBX: 000055ab12bbe500 RCX: 00007fc0d226254e
[   13.814885][  T198] RDX: 0000000000000030 RSI: 000055ab12bbe2a0 RDI: 0000000000000012
[   13.814886][  T198] RBP: 00007ffc81caf080 R08: 00007ffc81caf0d0 R09: 0000000000000080
[   13.814887][  T198] R10: 0000000000000000 R11: 0000000000000202 R12: 000055ab12d2e4d0
[   13.814888][  T198] R13: 00007ffc81caf1b4 R14: 0000000000000000 R15: 0000000000000000
| [   20.623022][  T198] softirqs last disabled at (129290): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   20.623024][  T198] Preemption disabled at:
| [   20.623025][  T198] 0x0
| [   20.623035][  T198] Tainted: [W]=WARN
[   20.623036][  T198] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.623038][  T198] Call Trace:
[   20.623040][  T198]  <TASK>
[   20.623041][  T198]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   20.623048][  T198]  __might_resched.cold (kernel/sched/core.c:9234)
[   20.623053][  T198]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   20.623057][  T198]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   20.623062][  T198]  __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))
[   20.623063][  T198]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.623070][  T198]  ? 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)
[   20.623073][  T198]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.623077][  T198]  put_chars (drivers/char/virtio_console.c:1176)
[   20.623080][  T198]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   20.623081][  T198]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.623085][  T198]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.623090][  T198]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   20.623098][  T198]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   20.623101][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.623103][  T198]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.623107][  T198]  console_emit_next_record (kernel/printk/printk.c:3183)
[   20.623112][  T198]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   20.623113][  T198]  ? 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))
[   20.623117][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.623119][  T198]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.623123][  T198]  console_flush_one_record (kernel/printk/printk.c:3268)
[   20.623127][  T198]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   20.623129][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.623135][  T198]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   20.623138][  T198]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   20.623140][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.623142][  T198]  ? 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)
[   20.623145][  T198]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   20.623147][  T198]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   20.623150][  T198]  vprintk_emit (kernel/printk/printk.c:2479)
[   20.623153][  T198]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   20.623156][  T198]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.623160][  T198]  _printk (kernel/printk/printk.c:2504)
[   20.623164][  T198]  ? snapshot_read.cold (user.c:?)
[   20.623167][  T198]  ? 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)
[   20.623169][  T198]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   20.623173][  T198]  ? 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)
[   20.623176][  T198]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   20.623180][  T198]  ? exit_notify (kernel/exit.c:780)
[   20.623181][  T198]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.623184][  T198]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.623188][  T198]  do_group_exit (kernel/exit.c:1151)
[   20.623191][  T198]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   20.623193][  T198]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   20.623195][  T198]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   20.623199][  T198]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   20.623202][  T198]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.623204][  T198] RIP: 0033:0x7fc0d22b31b8
[   20.623206][  T198] Code: Unable to access opcode bytes at 0x7fc0d22b318e.

Code starting with the faulting instruction
===========================================
[   20.623207][  T198] RSP: 002b:00007ffc81caf5c8 EFLAGS: 00000256 ORIG_RAX: 00000000000000e7
[   20.623210][  T198] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc0d22b31b8
[   20.623211][  T198] RDX: 0000000000000000 RSI: fffffffffffffe90 RDI: 0000000000000000
[   20.623212][  T198] RBP: 00007ffc81caf750 R08: 000055ab12d41d58 R09: 0000000000000000
[   20.623213][  T198] R10: 0000000000000000 R11: 0000000000000256 R12: 0000000000000000
[   20.623214][  T198] R13: 00007fc0d1b11050 R14: 00007fc0d27e4d9e R15: 000055ab12d59550
| [   22.273879][  T460] softirqs last disabled at (41386): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   22.273881][  T460] Preemption disabled at:
| [   22.273882][  T460] vprintk_emit (kernel/printk/printk.c:2471)
| [   22.273891][  T460] Tainted: [W]=WARN
[   22.273892][  T460] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.273894][  T460] Call Trace:
[   22.273896][  T460]  <TASK>
[   22.273898][  T460]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.273904][  T460]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   22.273905][  T460]  __might_resched.cold (kernel/sched/core.c:9234)
[   22.273910][  T460]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   22.273914][  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)
[   22.273919][  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))
[   22.273921][  T460]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.273928][  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)
[   22.273931][  T460]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.273935][  T460]  put_chars (drivers/char/virtio_console.c:1176)
[   22.273938][  T460]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   22.273939][  T460]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.273943][  T460]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.273946][  T460]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.273951][  T460]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   22.273955][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.273960][  T460]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   22.273963][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.273968][  T460]  console_emit_next_record (kernel/printk/printk.c:3183)
[   22.273973][  T460]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.273975][  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))
[   22.273978][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.273980][  T460]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.273984][  T460]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.273988][  T460]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.273990][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.273996][  T460]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.273999][  T460]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.274001][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.274003][  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)
[   22.274007][  T460]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.274008][  T460]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.274011][  T460]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.274014][  T460]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.274016][  T460]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   22.274018][  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))
[   22.274024][  T460]  dev_vprintk_emit (drivers/base/core.c:5000)
[   22.274030][  T460]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   22.274035][  T460]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   22.274037][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.274041][  T460]  dev_printk_emit (drivers/base/core.c:5011)
[   22.274043][  T460]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   22.274046][  T460]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.274049][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.274050][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.274052][  T460]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.274054][  T460]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.274058][  T460]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   22.274065][  T460]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   22.274068][  T460]  ? netdev_notice (net/core/dev.c:13194)
[   22.274070][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.274073][  T460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.274076][  T460]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   22.274080][  T460]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   22.274082][  T460]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   22.274085][  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))
[   22.274089][  T460]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   22.274092][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.274094][  T460]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   22.274101][  T460]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   22.274104][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.274107][  T460]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   22.274108][  T460]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   22.274110][  T460]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.274112][  T460]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.274114][  T460]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.274119][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.274121][  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))
[   22.274123][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   22.274126][  T460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.274128][  T460]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   22.274131][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.274133][  T460]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.274134][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.274136][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.274137][  T460]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   22.274140][  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)
[   22.274143][  T460]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   22.274145][  T460]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   22.274146][  T460]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   22.274149][  T460]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   22.274151][  T460]  ? nla_get_range_signed (lib/nlattr.c:270)
[   22.274155][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.274158][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.274165][  T460]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   22.274169][  T460]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   22.274170][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.274193][  T460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.274195][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.274198][  T460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.274200][  T460]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   22.274203][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.274207][  T460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.274209][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.274211][  T460]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   22.274213][  T460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.274217][  T460]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   22.274219][  T460]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   22.274222][  T460]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.274224][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.274229][  T460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.274230][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.274234][  T460]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   22.274237][  T460]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.274240][  T460]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.274247][  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))
[   22.274249][  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))
[   22.274254][  T460]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.274258][  T460]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.274262][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.274265][  T460]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   22.274269][  T460]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   22.274271][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.274276][  T460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.274281][  T460]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   22.274284][  T460]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   22.274288][  T460]  __sys_sendto (net/socket.c:2281)
[   22.274292][  T460]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   22.274306][  T460]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   22.274309][  T460]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   22.274312][  T460]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   22.274315][  T460]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   22.274317][  T460]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   22.274319][  T460]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   22.274322][  T460]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.274324][  T460] RIP: 0033:0x7fc0d226254e
[   22.274328][  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
[   22.274330][  T460] RSP: 002b:00007ffc81caf070 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   22.274333][  T460] RAX: ffffffffffffffda RBX: 000055ab12d35fc0 RCX: 00007fc0d226254e
[   22.274334][  T460] RDX: 0000000000000030 RSI: 000055ab12d2fe40 RDI: 0000000000000014
[   22.274335][  T460] RBP: 00007ffc81caf080 R08: 00007ffc81caf0d0 R09: 0000000000000080
[   22.274335][  T460] R10: 0000000000000000 R11: 0000000000000202 R12: 000055ab12d2fa10
[   22.274336][  T460] R13: 00007ffc81caf1b4 R14: 0000000000000000 R15: 0000000000000000
| [   24.675128][  T460] softirqs last disabled at (124580): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   24.675130][  T460] Preemption disabled at:
| [   24.675131][  T460] vprintk_emit (kernel/printk/printk.c:2471)
| [   24.675140][  T460] Tainted: [W]=WARN
[   24.675141][  T460] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.675143][  T460] Call Trace:
[   24.675145][  T460]  <TASK>
[   24.675146][  T460]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   24.675152][  T460]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   24.675154][  T460]  __might_resched.cold (kernel/sched/core.c:9234)
[   24.675158][  T460]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   24.675163][  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)
[   24.675167][  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))
[   24.675169][  T460]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.675176][  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)
[   24.675179][  T460]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.675183][  T460]  put_chars (drivers/char/virtio_console.c:1176)
[   24.675186][  T460]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   24.675187][  T460]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.675190][  T460]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.675193][  T460]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.675198][  T460]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   24.675202][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.675208][  T460]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   24.675211][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.675216][  T460]  console_emit_next_record (kernel/printk/printk.c:3183)
[   24.675220][  T460]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   24.675222][  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))
[   24.675225][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.675227][  T460]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.675231][  T460]  console_flush_one_record (kernel/printk/printk.c:3268)
[   24.675235][  T460]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   24.675237][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.675243][  T460]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   24.675245][  T460]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   24.675247][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.675249][  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)
[   24.675253][  T460]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   24.675255][  T460]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   24.675258][  T460]  vprintk_emit (kernel/printk/printk.c:2479)
[   24.675261][  T460]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   24.675262][  T460]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   24.675264][  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))
[   24.675270][  T460]  dev_vprintk_emit (drivers/base/core.c:5000)
[   24.675278][  T460]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   24.675283][  T460]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   24.675285][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.675289][  T460]  dev_printk_emit (drivers/base/core.c:5011)
[   24.675292][  T460]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   24.675295][  T460]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.675297][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.675298][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.675300][  T460]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.675302][  T460]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.675306][  T460]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   24.675312][  T460]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   24.675315][  T460]  ? netdev_notice (net/core/dev.c:13194)
[   24.675318][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.675320][  T460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.675323][  T460]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   24.675326][  T460]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   24.675329][  T460]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   24.675332][  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))
[   24.675335][  T460]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   24.675338][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.675341][  T460]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   24.675346][  T460]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   24.675349][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.675352][  T460]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   24.675354][  T460]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   24.675356][  T460]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.675357][  T460]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.675359][  T460]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.675364][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.675366][  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))
[   24.675368][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   24.675371][  T460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.675373][  T460]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   24.675376][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.675378][  T460]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.675379][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.675380][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.675382][  T460]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   24.675384][  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)
[   24.675387][  T460]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   24.675389][  T460]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   24.675391][  T460]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   24.675394][  T460]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   24.675395][  T460]  ? nla_get_range_signed (lib/nlattr.c:270)
[   24.675399][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.675402][  T460]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.675409][  T460]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   24.675413][  T460]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   24.675414][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.675436][  T460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.675438][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.675441][  T460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.675443][  T460]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   24.675445][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.675450][  T460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.675452][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.675454][  T460]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   24.675455][  T460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.675459][  T460]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   24.675461][  T460]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   24.675464][  T460]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.675466][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.675470][  T460]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.675472][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.675476][  T460]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   24.675479][  T460]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.675482][  T460]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.675488][  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))
[   24.675490][  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))
[   24.675495][  T460]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.675499][  T460]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.675502][  T460]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.675506][  T460]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   24.675510][  T460]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   24.675511][  T460]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.675514][  T460]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.675519][  T460]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   24.675522][  T460]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   24.675526][  T460]  __sys_sendto (net/socket.c:2281)
[   24.675529][  T460]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   24.675540][  T460]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   24.675545][  T460]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   24.675547][  T460]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.675551][  T460]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   24.675552][  T460]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   24.675555][  T460]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   24.675557][  T460]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   24.675560][  T460]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.675562][  T460] RIP: 0033:0x7fc0d226254e
[   24.675566][  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
[   24.675568][  T460] RSP: 002b:00007ffc81caf070 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   24.675570][  T460] RAX: ffffffffffffffda RBX: 000055ab12d35fc0 RCX: 00007fc0d226254e
[   24.675571][  T460] RDX: 0000000000000030 RSI: 000055ab12d292c0 RDI: 0000000000000014
[   24.675572][  T460] RBP: 00007ffc81caf080 R08: 00007ffc81caf0d0 R09: 0000000000000080
[   24.675573][  T460] R10: 0000000000000000 R11: 0000000000000202 R12: 000055ab12d2fa10
[   24.675574][  T460] R13: 00007ffc81caf1b4 R14: 0000000000000000 R15: 0000000000000000
| [   30.470958][  T670] softirqs last disabled at (36976): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   30.470960][  T670] Preemption disabled at:
| [   30.470961][  T670] vprintk_emit (kernel/printk/printk.c:2471)
| [   30.470969][  T670] Tainted: [W]=WARN
[   30.470970][  T670] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.470971][  T670] Call Trace:
[   30.470973][  T670]  <TASK>
[   30.470975][  T670]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   30.470981][  T670]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   30.470983][  T670]  __might_resched.cold (kernel/sched/core.c:9234)
[   30.470987][  T670]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   30.470991][  T670]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   30.470996][  T670]  __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))
[   30.470998][  T670]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.471005][  T670]  ? 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)
[   30.471007][  T670]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.471011][  T670]  put_chars (drivers/char/virtio_console.c:1176)
[   30.471014][  T670]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   30.471016][  T670]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.471019][  T670]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.471022][  T670]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.471027][  T670]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   30.471031][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.471037][  T670]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   30.471040][  T670]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.471045][  T670]  console_emit_next_record (kernel/printk/printk.c:3183)
[   30.471049][  T670]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   30.471051][  T670]  ? 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))
[   30.471054][  T670]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.471056][  T670]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.471060][  T670]  console_flush_one_record (kernel/printk/printk.c:3268)
[   30.471064][  T670]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   30.471066][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.471071][  T670]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   30.471074][  T670]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   30.471076][  T670]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.471078][  T670]  ? 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)
[   30.471082][  T670]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   30.471083][  T670]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   30.471086][  T670]  vprintk_emit (kernel/printk/printk.c:2479)
[   30.471089][  T670]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   30.471091][  T670]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   30.471093][  T670]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   30.471098][  T670]  dev_vprintk_emit (drivers/base/core.c:5000)
[   30.471104][  T670]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   30.471109][  T670]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   30.471111][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.471115][  T670]  dev_printk_emit (drivers/base/core.c:5011)
[   30.471117][  T670]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   30.471120][  T670]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.471123][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.471124][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.471126][  T670]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.471128][  T670]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.471131][  T670]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   30.471138][  T670]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   30.471141][  T670]  ? netdev_notice (net/core/dev.c:13194)
[   30.471143][  T670]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.471146][  T670]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.471149][  T670]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   30.471152][  T670]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   30.471155][  T670]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   30.471158][  T670]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   30.471161][  T670]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   30.471164][  T670]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.471167][  T670]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   30.471172][  T670]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   30.471175][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.471178][  T670]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   30.471180][  T670]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   30.471182][  T670]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.471184][  T670]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.471185][  T670]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.471190][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.471192][  T670]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   30.471194][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   30.471197][  T670]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.471199][  T670]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   30.471202][  T670]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.471204][  T670]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.471205][  T670]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.471206][  T670]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.471208][  T670]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   30.471210][  T670]  ? __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)
[   30.471213][  T670]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   30.471215][  T670]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   30.471217][  T670]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   30.471220][  T670]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   30.471221][  T670]  ? nla_get_range_signed (lib/nlattr.c:270)
[   30.471225][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.471229][  T670]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.471236][  T670]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   30.471239][  T670]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   30.471241][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.471264][  T670]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.471266][  T670]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.471269][  T670]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.471271][  T670]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   30.471273][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.471280][  T670]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.471282][  T670]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.471284][  T670]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   30.471286][  T670]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.471290][  T670]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   30.471292][  T670]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   30.471295][  T670]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.471296][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.471301][  T670]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.471303][  T670]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.471306][  T670]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   30.471309][  T670]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.471312][  T670]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.471319][  T670]  ? 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))
[   30.471321][  T670]  ? 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))
[   30.471326][  T670]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.471330][  T670]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.471333][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.471337][  T670]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   30.471341][  T670]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   30.471343][  T670]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.471345][  T670]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.471350][  T670]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   30.471353][  T670]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   30.471357][  T670]  __sys_sendto (net/socket.c:2281)
[   30.471360][  T670]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   30.471374][  T670]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   30.471376][  T670]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   30.471380][  T670]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   30.471383][  T670]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   30.471385][  T670]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   30.471387][  T670]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   30.471390][  T670]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.471392][  T670] RIP: 0033:0x7fc0d226254e
[   30.471396][  T670] 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
[   30.471398][  T670] RSP: 002b:00007ffc81caf070 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   30.471400][  T670] RAX: ffffffffffffffda RBX: 000055ab12bbba50 RCX: 00007fc0d226254e
[   30.471402][  T670] RDX: 0000000000000030 RSI: 000055ab12d0fa10 RDI: 0000000000000012
[   30.471402][  T670] RBP: 00007ffc81caf080 R08: 00007ffc81caf0d0 R09: 0000000000000080
[   30.471403][  T670] R10: 0000000000000000 R11: 0000000000000202 R12: 000055ab12d2fa10
[   30.471404][  T670] R13: 00007ffc81caf1b4 R14: 0000000000000000 R15: 0000000000000000
| [   34.414647][  T670] softirqs last disabled at (101828): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   34.414649][  T670] Preemption disabled at:
| [   34.414650][  T670] vprintk_emit (kernel/printk/printk.c:2471)
| [   34.414659][  T670] Tainted: [W]=WARN
[   34.414660][  T670] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.414661][  T670] Call Trace:
[   34.414663][  T670]  <TASK>
[   34.414665][  T670]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   34.414671][  T670]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   34.414672][  T670]  __might_resched.cold (kernel/sched/core.c:9234)
[   34.414677][  T670]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   34.414682][  T670]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   34.414686][  T670]  __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))
[   34.414688][  T670]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.414694][  T670]  ? 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)
[   34.414697][  T670]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.414701][  T670]  put_chars (drivers/char/virtio_console.c:1176)
[   34.414703][  T670]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   34.414705][  T670]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   34.414708][  T670]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.414711][  T670]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.414716][  T670]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   34.414720][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.414725][  T670]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   34.414728][  T670]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.414733][  T670]  console_emit_next_record (kernel/printk/printk.c:3183)
[   34.414737][  T670]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   34.414739][  T670]  ? 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))
[   34.414742][  T670]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.414744][  T670]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.414748][  T670]  console_flush_one_record (kernel/printk/printk.c:3268)
[   34.414753][  T670]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   34.414755][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.414760][  T670]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   34.414763][  T670]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   34.414765][  T670]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.414767][  T670]  ? 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)
[   34.414770][  T670]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   34.414772][  T670]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   34.414775][  T670]  vprintk_emit (kernel/printk/printk.c:2479)
[   34.414778][  T670]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   34.414779][  T670]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   34.414781][  T670]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   34.414787][  T670]  dev_vprintk_emit (drivers/base/core.c:5000)
[   34.414792][  T670]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   34.414797][  T670]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   34.414799][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.414803][  T670]  dev_printk_emit (drivers/base/core.c:5011)
[   34.414806][  T670]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   34.414808][  T670]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.414811][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.414812][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.414814][  T670]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   34.414816][  T670]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   34.414819][  T670]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   34.414826][  T670]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   34.414829][  T670]  ? netdev_notice (net/core/dev.c:13194)
[   34.414832][  T670]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.414835][  T670]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.414837][  T670]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   34.414841][  T670]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   34.414843][  T670]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   34.414846][  T670]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   34.414850][  T670]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   34.414852][  T670]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.414855][  T670]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   34.414861][  T670]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   34.414864][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.414867][  T670]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   34.414868][  T670]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   34.414870][  T670]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   34.414872][  T670]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.414880][  T670]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.414884][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.414886][  T670]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   34.414888][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   34.414892][  T670]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.414894][  T670]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   34.414896][  T670]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.414898][  T670]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.414900][  T670]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.414901][  T670]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.414902][  T670]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   34.414905][  T670]  ? __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)
[   34.414908][  T670]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   34.414910][  T670]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   34.414912][  T670]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   34.414915][  T670]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   34.414916][  T670]  ? nla_get_range_signed (lib/nlattr.c:270)
[   34.414920][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.414923][  T670]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.414931][  T670]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   34.414934][  T670]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   34.414936][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.414959][  T670]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.414961][  T670]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.414964][  T670]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.414966][  T670]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   34.414968][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.414972][  T670]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.414974][  T670]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.414976][  T670]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   34.414978][  T670]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.414982][  T670]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   34.414984][  T670]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   34.414987][  T670]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.414988][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.414993][  T670]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.414995][  T670]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.414998][  T670]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   34.415002][  T670]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.415004][  T670]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.415011][  T670]  ? 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))
[   34.415013][  T670]  ? 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))
[   34.415018][  T670]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.415022][  T670]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.415026][  T670]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.415029][  T670]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   34.415034][  T670]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   34.415035][  T670]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.415038][  T670]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.415043][  T670]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   34.415046][  T670]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   34.415050][  T670]  __sys_sendto (net/socket.c:2281)
[   34.415053][  T670]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   34.415064][  T670]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   34.415070][  T670]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   34.415072][  T670]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.415076][  T670]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   34.415077][  T670]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   34.415080][  T670]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   34.415082][  T670]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   34.415085][  T670]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.415087][  T670] RIP: 0033:0x7fc0d226254e
[   34.415091][  T670] 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
[   34.415093][  T670] RSP: 002b:00007ffc81caf070 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   34.415096][  T670] RAX: ffffffffffffffda RBX: 000055ab12bbba50 RCX: 00007fc0d226254e
[   34.415097][  T670] RDX: 0000000000000030 RSI: 000055ab12bb5470 RDI: 0000000000000012
[   34.415098][  T670] RBP: 00007ffc81caf080 R08: 00007ffc81caf0d0 R09: 0000000000000080
[   34.415099][  T670] R10: 0000000000000000 R11: 0000000000000202 R12: 000055ab12d41100
[   34.415099][  T670] R13: 00007ffc81caf1b4 R14: 0000000000000000 R15: 0000000000000000
| [   37.236935][  T856] softirqs last disabled at (21910): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   37.236937][  T856] Preemption disabled at:
| [   37.236938][  T856] vprintk_emit (kernel/printk/printk.c:2471)
| [   37.236947][  T856] Tainted: [W]=WARN
[   37.236948][  T856] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.236949][  T856] Call Trace:
[   37.236951][  T856]  <TASK>
[   37.236953][  T856]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   37.236959][  T856]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   37.236961][  T856]  __might_resched.cold (kernel/sched/core.c:9234)
[   37.236966][  T856]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   37.236970][  T856]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   37.236974][  T856]  __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))
[   37.236976][  T856]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.236983][  T856]  ? 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)
[   37.236986][  T856]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.236990][  T856]  put_chars (drivers/char/virtio_console.c:1176)
[   37.236992][  T856]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   37.236993][  T856]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   37.236997][  T856]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.237000][  T856]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   37.237005][  T856]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   37.237009][  T856]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.237014][  T856]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   37.237017][  T856]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.237022][  T856]  console_emit_next_record (kernel/printk/printk.c:3183)
[   37.237026][  T856]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   37.237027][  T856]  ? 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))
[   37.237031][  T856]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.237035][  T856]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.237039][  T856]  console_flush_one_record (kernel/printk/printk.c:3268)
[   37.237043][  T856]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   37.237045][  T856]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.237050][  T856]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   37.237055][  T856]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   37.237058][  T856]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.237061][  T856]  ? 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)
[   37.237064][  T856]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   37.237066][  T856]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   37.237069][  T856]  vprintk_emit (kernel/printk/printk.c:2479)
[   37.237073][  T856]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   37.237074][  T856]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   37.237076][  T856]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   37.237082][  T856]  dev_vprintk_emit (drivers/base/core.c:5000)
[   37.237087][  T856]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   37.237092][  T856]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   37.237095][  T856]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.237098][  T856]  dev_printk_emit (drivers/base/core.c:5011)
[   37.237101][  T856]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   37.237104][  T856]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   37.237106][  T856]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.237108][  T856]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.237110][  T856]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   37.237111][  T856]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   37.237115][  T856]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   37.237121][  T856]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   37.237124][  T856]  ? netdev_notice (net/core/dev.c:13194)
[   37.237127][  T856]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.237130][  T856]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.237133][  T856]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   37.237136][  T856]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   37.237139][  T856]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   37.237142][  T856]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   37.237145][  T856]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   37.237148][  T856]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.237150][  T856]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   37.237156][  T856]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   37.237159][  T856]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.237162][  T856]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   37.237164][  T856]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   37.237166][  T856]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   37.237168][  T856]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.237169][  T856]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   37.237174][  T856]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.237176][  T856]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   37.237178][  T856]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   37.237183][  T856]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.237187][  T856]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   37.237190][  T856]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.237191][  T856]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.237193][  T856]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.237194][  T856]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.237196][  T856]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   37.237198][  T856]  ? __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)
[   37.237201][  T856]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   37.237203][  T856]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   37.237205][  T856]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   37.237208][  T856]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   37.237209][  T856]  ? nla_get_range_signed (lib/nlattr.c:270)
[   37.237213][  T856]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.237217][  T856]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.237224][  T856]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   37.237227][  T856]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   37.237229][  T856]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.237252][  T856]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.237254][  T856]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.237256][  T856]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.237258][  T856]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   37.237261][  T856]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.237265][  T856]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.237267][  T856]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.237269][  T856]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   37.237271][  T856]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.237275][  T856]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   37.237277][  T856]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   37.237280][  T856]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.237281][  T856]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.237286][  T856]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.237288][  T856]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.237292][  T856]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   37.237295][  T856]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.237298][  T856]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.237304][  T856]  ? 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))
[   37.237307][  T856]  ? 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))
[   37.237311][  T856]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.237315][  T856]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.237319][  T856]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.237322][  T856]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   37.237326][  T856]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   37.237328][  T856]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.237331][  T856]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.237336][  T856]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   37.237339][  T856]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   37.237343][  T856]  __sys_sendto (net/socket.c:2281)
[   37.237346][  T856]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   37.237364][  T856]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   37.237367][  T856]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   37.237370][  T856]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   37.237373][  T856]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   37.237376][  T856]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   37.237378][  T856]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   37.237380][  T856]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.237383][  T856] RIP: 0033:0x7fc0d226254e
[   37.237387][  T856] 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
[   37.237389][  T856] RSP: 002b:00007ffc81caf070 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   37.237391][  T856] RAX: ffffffffffffffda RBX: 000055ab12bb6d30 RCX: 00007fc0d226254e
[   37.237392][  T856] RDX: 0000000000000030 RSI: 000055ab12d351a0 RDI: 0000000000000016
[   37.237393][  T856] RBP: 00007ffc81caf080 R08: 00007ffc81caf0d0 R09: 0000000000000080
[   37.237394][  T856] R10: 0000000000000000 R11: 0000000000000202 R12: 000055ab12d082c0
[   37.237395][  T856] R13: 00007ffc81caf1b4 R14: 0000000000000000 R15: 0000000000000000
| [   39.944081][  T856] softirqs last disabled at (87377): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   39.944083][  T856] Preemption disabled at:
| [   39.944084][  T856] vprintk_emit (kernel/printk/printk.c:2471)
| [   39.944093][  T856] Tainted: [W]=WARN
[   39.944094][  T856] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.944096][  T856] Call Trace:
[   39.944097][  T856]  <TASK>
[   39.944099][  T856]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   39.944105][  T856]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   39.944107][  T856]  __might_resched.cold (kernel/sched/core.c:9234)
[   39.944112][  T856]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   39.944116][  T856]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   39.944120][  T856]  __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))
[   39.944122][  T856]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.944129][  T856]  ? 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)
[   39.944132][  T856]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.944136][  T856]  put_chars (drivers/char/virtio_console.c:1176)
[   39.944138][  T856]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   39.944139][  T856]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   39.944143][  T856]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.944146][  T856]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.944151][  T856]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   39.944156][  T856]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.944161][  T856]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   39.944164][  T856]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.944169][  T856]  console_emit_next_record (kernel/printk/printk.c:3183)
[   39.944173][  T856]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   39.944175][  T856]  ? 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))
[   39.944178][  T856]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.944180][  T856]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.944184][  T856]  console_flush_one_record (kernel/printk/printk.c:3268)
[   39.944189][  T856]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   39.944190][  T856]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.944196][  T856]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   39.944199][  T856]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   39.944200][  T856]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.944202][  T856]  ? 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)
[   39.944206][  T856]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   39.944208][  T856]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   39.944211][  T856]  vprintk_emit (kernel/printk/printk.c:2479)
[   39.944214][  T856]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   39.944221][  T856]  dev_vprintk_emit (drivers/base/core.c:5000)
[   39.944226][  T856]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   39.944231][  T856]  ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369)
[   39.944234][  T856]  ? finish_task_switch.isra.0 (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:1383 ./include/linux/sched/mm.h:54 ./include/linux/sched/mm.h:83 ./include/linux/sched/mm.h:110 kernel/sched/core.c:5402)
[   39.944235][  T856]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   39.944241][  T856]  dev_printk_emit (drivers/base/core.c:5011)
[   39.944243][  T856]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   39.944247][  T856]  ? io_schedule_timeout (kernel/sched/core.c:8159 (discriminator 1))
[   39.944252][  T856]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   39.944256][  T856]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   39.944262][  T856]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   39.944265][  T856]  ? netdev_notice (net/core/dev.c:13194)
[   39.944269][  T856]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   39.944273][  T856]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   39.944278][  T856]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   39.944280][  T856]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   39.944284][  T856]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   39.944288][  T856]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.944291][  T856]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   39.944297][  T856]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   39.944300][  T856]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.944303][  T856]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   39.944304][  T856]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   39.944306][  T856]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   39.944308][  T856]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.944310][  T856]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.944314][  T856]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.944316][  T856]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   39.944318][  T856]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   39.944321][  T856]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.944323][  T856]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   39.944326][  T856]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.944328][  T856]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.944329][  T856]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.944330][  T856]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.944332][  T856]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   39.944334][  T856]  ? __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)
[   39.944335][  T856]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   39.944337][  T856]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   39.944339][  T856]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   39.944342][  T856]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   39.944343][  T856]  ? nla_get_range_signed (lib/nlattr.c:270)
[   39.944347][  T856]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.944350][  T856]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.944358][  T856]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   39.944361][  T856]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   39.944362][  T856]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.944384][  T856]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.944386][  T856]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.944389][  T856]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.944391][  T856]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   39.944393][  T856]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.944398][  T856]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.944399][  T856]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.944401][  T856]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   39.944403][  T856]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.944407][  T856]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   39.944409][  T856]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   39.944412][  T856]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.944413][  T856]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.944418][  T856]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.944420][  T856]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.944423][  T856]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   39.944427][  T856]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.944429][  T856]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.944436][  T856]  ? 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))
[   39.944438][  T856]  ? 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))
[   39.944443][  T856]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.944447][  T856]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.944450][  T856]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.944454][  T856]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   39.944458][  T856]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   39.944459][  T856]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.944462][  T856]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.944467][  T856]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   39.944469][  T856]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   39.944473][  T856]  __sys_sendto (net/socket.c:2281)
[   39.944476][  T856]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   39.944490][  T856]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   39.944493][  T856]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   39.944496][  T856]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   39.944498][  T856]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   39.944501][  T856]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   39.944503][  T856]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   39.944505][  T856]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.944507][  T856] RIP: 0033:0x7fc0d226254e
[   39.944511][  T856] 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
[   39.944513][  T856] RSP: 002b:00007ffc81caf070 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   39.944516][  T856] RAX: ffffffffffffffda RBX: 000055ab12bb6d30 RCX: 00007fc0d226254e
[   39.944517][  T856] RDX: 0000000000000030 RSI: 000055ab12d1d470 RDI: 0000000000000016
[   39.944518][  T856] RBP: 00007ffc81caf080 R08: 00007ffc81caf0d0 R09: 0000000000000080
[   39.944519][  T856] R10: 0000000000000000 R11: 0000000000000202 R12: 000055ab12d2ce20
[   39.944520][  T856] R13: 00007ffc81caf1b4 R14: 0000000000000000 R15: 0000000000000000
| [   45.433112][ T1059] softirqs last disabled at (42828): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   45.433115][ T1059] Preemption disabled at:
| [   45.433116][ T1059] vprintk_emit (kernel/printk/printk.c:2471)
| [   45.433125][ T1059] Tainted: [W]=WARN
[   45.433127][ T1059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.433128][ T1059] Call Trace:
[   45.433130][ T1059]  <TASK>
[   45.433132][ T1059]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   45.433138][ T1059]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   45.433139][ T1059]  __might_resched.cold (kernel/sched/core.c:9234)
[   45.433144][ T1059]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   45.433148][ 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)
[   45.433153][ 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))
[   45.433155][ T1059]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.433162][ 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)
[   45.433165][ T1059]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.433169][ T1059]  put_chars (drivers/char/virtio_console.c:1176)
[   45.433172][ T1059]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   45.433173][ T1059]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   45.433177][ T1059]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.433180][ T1059]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.433185][ T1059]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   45.433190][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.433195][ T1059]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   45.433199][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.433204][ T1059]  console_emit_next_record (kernel/printk/printk.c:3183)
[   45.433209][ T1059]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   45.433211][ 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))
[   45.433214][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.433216][ T1059]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.433220][ T1059]  console_flush_one_record (kernel/printk/printk.c:3268)
[   45.433225][ T1059]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   45.433227][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.433233][ T1059]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   45.433236][ T1059]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   45.433238][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.433240][ 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)
[   45.433245][ T1059]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   45.433246][ T1059]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   45.433250][ T1059]  vprintk_emit (kernel/printk/printk.c:2479)
[   45.433253][ T1059]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   45.433254][ T1059]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   45.433257][ 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))
[   45.433263][ T1059]  dev_vprintk_emit (drivers/base/core.c:5000)
[   45.433269][ T1059]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   45.433278][ T1059]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   45.433280][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.433284][ T1059]  dev_printk_emit (drivers/base/core.c:5011)
[   45.433287][ T1059]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   45.433290][ T1059]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.433293][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.433295][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.433297][ T1059]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   45.433298][ T1059]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   45.433302][ T1059]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   45.433310][ T1059]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   45.433313][ T1059]  ? netdev_notice (net/core/dev.c:13194)
[   45.433316][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.433319][ T1059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.433322][ T1059]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   45.433326][ T1059]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   45.433328][ T1059]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   45.433332][ 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))
[   45.433335][ T1059]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   45.433338][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.433341][ T1059]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   45.433348][ T1059]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   45.433351][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.433354][ T1059]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   45.433356][ T1059]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   45.433358][ T1059]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   45.433360][ T1059]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.433362][ T1059]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.433367][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.433369][ 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))
[   45.433371][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   45.433375][ T1059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.433377][ T1059]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   45.433380][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.433382][ T1059]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.433384][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.433385][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.433387][ T1059]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   45.433389][ 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)
[   45.433392][ T1059]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   45.433394][ T1059]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   45.433396][ T1059]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   45.433400][ T1059]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   45.433401][ T1059]  ? nla_get_range_signed (lib/nlattr.c:270)
[   45.433405][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.433409][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.433417][ T1059]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   45.433420][ T1059]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   45.433422][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.433447][ T1059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.433450][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.433453][ T1059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.433455][ T1059]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   45.433457][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.433462][ T1059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.433464][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.433466][ T1059]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   45.433468][ T1059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.433473][ T1059]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   45.433475][ T1059]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.433478][ T1059]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.433480][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.433485][ T1059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.433487][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.433491][ T1059]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.433494][ T1059]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.433498][ T1059]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.433505][ 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))
[   45.433507][ 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))
[   45.433512][ T1059]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.433517][ T1059]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.433520][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.433524][ T1059]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.433529][ T1059]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   45.433530][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.433533][ T1059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.433538][ T1059]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   45.433542][ T1059]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   45.433545][ T1059]  __sys_sendto (net/socket.c:2281)
[   45.433549][ T1059]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   45.433564][ T1059]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   45.433567][ T1059]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   45.433571][ T1059]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   45.433573][ T1059]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   45.433576][ T1059]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.433578][ T1059]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   45.433581][ T1059]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.433583][ T1059] RIP: 0033:0x7fc0d226254e
[   45.433587][ 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
[   45.433589][ T1059] RSP: 002b:00007ffc81caf070 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   45.433592][ T1059] RAX: ffffffffffffffda RBX: 000055ab12d35f00 RCX: 00007fc0d226254e
[   45.433593][ T1059] RDX: 0000000000000030 RSI: 000055ab12ba3580 RDI: 0000000000000014
[   45.433594][ T1059] RBP: 00007ffc81caf080 R08: 00007ffc81caf0d0 R09: 0000000000000080
[   45.433595][ T1059] R10: 0000000000000000 R11: 0000000000000202 R12: 000055ab12d2daa0
[   45.433596][ T1059] R13: 00007ffc81caf1b4 R14: 0000000000000000 R15: 0000000000000000
| [   51.128133][ T1059] softirqs last disabled at (173180): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   51.128136][ T1059] Preemption disabled at:
| [   51.128136][ T1059] vprintk_emit (kernel/printk/printk.c:2471)
| [   51.128145][ T1059] Tainted: [W]=WARN
[   51.128146][ T1059] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.128148][ T1059] Call Trace:
[   51.128150][ T1059]  <TASK>
[   51.128151][ T1059]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   51.128157][ T1059]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   51.128159][ T1059]  __might_resched.cold (kernel/sched/core.c:9234)
[   51.128164][ T1059]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   51.128168][ 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)
[   51.128173][ 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))
[   51.128175][ T1059]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.128181][ 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)
[   51.128184][ T1059]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.128188][ T1059]  put_chars (drivers/char/virtio_console.c:1176)
[   51.128190][ T1059]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   51.128192][ T1059]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   51.128195][ T1059]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.128198][ T1059]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   51.128203][ T1059]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   51.128207][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.128212][ T1059]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   51.128216][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.128220][ T1059]  console_emit_next_record (kernel/printk/printk.c:3183)
[   51.128225][ T1059]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   51.128226][ 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))
[   51.128230][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.128231][ T1059]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.128235][ T1059]  console_flush_one_record (kernel/printk/printk.c:3268)
[   51.128240][ T1059]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   51.128242][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.128247][ T1059]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   51.128250][ T1059]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   51.128252][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.128254][ 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)
[   51.128257][ T1059]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   51.128259][ T1059]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   51.128262][ T1059]  vprintk_emit (kernel/printk/printk.c:2479)
[   51.128265][ T1059]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   51.128267][ T1059]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   51.128269][ 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))
[   51.128277][ T1059]  dev_vprintk_emit (drivers/base/core.c:5000)
[   51.128283][ T1059]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   51.128288][ T1059]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   51.128290][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.128294][ T1059]  dev_printk_emit (drivers/base/core.c:5011)
[   51.128296][ T1059]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   51.128299][ T1059]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   51.128301][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.128303][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.128305][ T1059]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   51.128306][ T1059]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   51.128310][ T1059]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   51.128317][ T1059]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   51.128320][ T1059]  ? netdev_notice (net/core/dev.c:13194)
[   51.128323][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.128326][ T1059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   51.128328][ T1059]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   51.128332][ T1059]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   51.128334][ T1059]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   51.128337][ 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))
[   51.128340][ T1059]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   51.128343][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.128346][ T1059]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   51.128352][ T1059]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   51.128355][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.128358][ T1059]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   51.128359][ T1059]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   51.128361][ T1059]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   51.128363][ T1059]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.128365][ T1059]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   51.128370][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.128372][ 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))
[   51.128373][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   51.128377][ T1059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   51.128379][ T1059]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   51.128382][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.128384][ T1059]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.128385][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.128386][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.128388][ T1059]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   51.128390][ 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)
[   51.128393][ T1059]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   51.128395][ T1059]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   51.128397][ T1059]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   51.128400][ T1059]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   51.128401][ T1059]  ? nla_get_range_signed (lib/nlattr.c:270)
[   51.128405][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.128409][ T1059]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.128416][ T1059]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   51.128419][ T1059]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   51.128420][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.128444][ T1059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   51.128446][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.128448][ T1059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   51.128450][ T1059]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   51.128453][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.128457][ T1059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   51.128459][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.128461][ T1059]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   51.128463][ T1059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   51.128467][ T1059]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   51.128469][ T1059]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   51.128472][ T1059]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.128473][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.128478][ T1059]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   51.128480][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.128483][ T1059]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   51.128487][ T1059]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.128490][ T1059]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.128497][ 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))
[   51.128499][ 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))
[   51.128504][ T1059]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.128508][ T1059]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.128511][ T1059]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.128515][ T1059]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   51.128519][ T1059]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   51.128521][ T1059]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.128523][ T1059]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   51.128528][ T1059]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   51.128531][ T1059]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   51.128535][ T1059]  __sys_sendto (net/socket.c:2281)
[   51.128538][ T1059]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   51.128549][ T1059]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   51.128555][ T1059]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   51.128557][ T1059]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   51.128561][ T1059]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   51.128563][ T1059]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   51.128565][ T1059]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   51.128567][ T1059]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   51.128570][ T1059]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.128572][ T1059] RIP: 0033:0x7fc0d226254e
[   51.128576][ 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
[   51.128578][ T1059] RSP: 002b:00007ffc81caf070 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   51.128580][ T1059] RAX: ffffffffffffffda RBX: 000055ab12d35f00 RCX: 00007fc0d226254e
[   51.128582][ T1059] RDX: 0000000000000030 RSI: 000055ab12ba3660 RDI: 0000000000000014
[   51.128582][ T1059] RBP: 00007ffc81caf080 R08: 00007ffc81caf0d0 R09: 0000000000000080
[   51.128583][ T1059] R10: 0000000000000000 R11: 0000000000000202 R12: 000055ab12d1d690
[   51.128584][ T1059] R13: 00007ffc81caf1b4 R14: 0000000000000000 R15: 0000000000000000
| [   56.337884][ T1270] softirqs last disabled at (25502): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   56.337887][ T1270] Preemption disabled at:
| [   56.337888][ T1270] vprintk_emit (kernel/printk/printk.c:2471)
| [   56.337903][ T1270] Tainted: [W]=WARN
[   56.337904][ T1270] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.337906][ T1270] Call Trace:
[   56.337908][ T1270]  <TASK>
[   56.337910][ T1270]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   56.337915][ T1270]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   56.337917][ T1270]  __might_resched.cold (kernel/sched/core.c:9234)
[   56.337922][ T1270]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   56.337926][ T1270]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   56.337931][ T1270]  __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))
[   56.337933][ T1270]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.337940][ T1270]  ? 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)
[   56.337943][ T1270]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.337947][ T1270]  put_chars (drivers/char/virtio_console.c:1176)
[   56.337950][ T1270]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   56.337951][ T1270]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   56.337955][ T1270]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.337957][ T1270]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   56.337963][ T1270]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   56.337967][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.337973][ T1270]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   56.337976][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.337981][ T1270]  console_emit_next_record (kernel/printk/printk.c:3183)
[   56.337985][ T1270]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   56.337987][ T1270]  ? 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))
[   56.337990][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.337992][ T1270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.337996][ T1270]  console_flush_one_record (kernel/printk/printk.c:3268)
[   56.338001][ T1270]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   56.338002][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.338008][ T1270]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   56.338011][ T1270]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   56.338013][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.338015][ T1270]  ? 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)
[   56.338019][ T1270]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   56.338021][ T1270]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   56.338024][ T1270]  vprintk_emit (kernel/printk/printk.c:2479)
[   56.338027][ T1270]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   56.338028][ T1270]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   56.338030][ T1270]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   56.338036][ T1270]  dev_vprintk_emit (drivers/base/core.c:5000)
[   56.338042][ T1270]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   56.338047][ T1270]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   56.338049][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.338053][ T1270]  dev_printk_emit (drivers/base/core.c:5011)
[   56.338056][ T1270]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   56.338059][ T1270]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   56.338061][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.338063][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.338065][ T1270]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   56.338066][ T1270]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   56.338070][ T1270]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   56.338077][ T1270]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   56.338080][ T1270]  ? netdev_notice (net/core/dev.c:13194)
[   56.338082][ T1270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   56.338086][ T1270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   56.338088][ T1270]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   56.338092][ T1270]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   56.338094][ T1270]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   56.338097][ T1270]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   56.338101][ T1270]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   56.338103][ T1270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   56.338106][ T1270]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   56.338113][ T1270]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   56.338115][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.338119][ T1270]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   56.338120][ T1270]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   56.338122][ T1270]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   56.338124][ T1270]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.338126][ T1270]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   56.338130][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.338132][ T1270]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   56.338134][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   56.338138][ T1270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   56.338140][ T1270]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   56.338142][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.338144][ T1270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.338146][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.338147][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.338149][ T1270]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   56.338151][ T1270]  ? __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)
[   56.338154][ T1270]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   56.338156][ T1270]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   56.338158][ T1270]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   56.338161][ T1270]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   56.338162][ T1270]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.338166][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.338170][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.338177][ T1270]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   56.338180][ T1270]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   56.338182][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.338205][ T1270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   56.338207][ T1270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   56.338210][ T1270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   56.338212][ T1270]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   56.338214][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.338219][ T1270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   56.338221][ T1270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   56.338223][ T1270]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   56.338225][ T1270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   56.338229][ T1270]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   56.338231][ T1270]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   56.338234][ T1270]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.338235][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.338240][ T1270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   56.338242][ T1270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   56.338246][ T1270]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   56.338249][ T1270]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.338252][ T1270]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.338258][ T1270]  ? 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))
[   56.338260][ T1270]  ? 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))
[   56.338265][ T1270]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.338269][ T1270]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.338273][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.338279][ T1270]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   56.338284][ T1270]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   56.338285][ T1270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   56.338288][ T1270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   56.338293][ T1270]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   56.338296][ T1270]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   56.338300][ T1270]  __sys_sendto (net/socket.c:2281)
[   56.338303][ T1270]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   56.338318][ T1270]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   56.338320][ T1270]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.338324][ T1270]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   56.338326][ T1270]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   56.338329][ T1270]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   56.338331][ T1270]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   56.338334][ T1270]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.338336][ T1270] RIP: 0033:0x7fc0d226254e
[   56.338340][ T1270] 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
[   56.338342][ T1270] RSP: 002b:00007ffc81caf070 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   56.338345][ T1270] RAX: ffffffffffffffda RBX: 000055ab12d2c620 RCX: 00007fc0d226254e
[   56.338346][ T1270] RDX: 0000000000000030 RSI: 000055ab12d295a0 RDI: 0000000000000014
[   56.338347][ T1270] RBP: 00007ffc81caf080 R08: 00007ffc81caf0d0 R09: 0000000000000080
[   56.338348][ T1270] R10: 0000000000000000 R11: 0000000000000202 R12: 000055ab12d3fb60
[   56.338349][ T1270] R13: 00007ffc81caf1b4 R14: 0000000000000000 R15: 0000000000000000
| [   59.282821][ T1270] softirqs last disabled at (92536): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   59.282824][ T1270] Preemption disabled at:
| [   59.282824][ T1270] vprintk_emit (kernel/printk/printk.c:2471)
| [   59.282833][ T1270] Tainted: [W]=WARN
[   59.282834][ T1270] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.282835][ T1270] Call Trace:
[   59.282837][ T1270]  <TASK>
[   59.282839][ T1270]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   59.282845][ T1270]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   59.282846][ T1270]  __might_resched.cold (kernel/sched/core.c:9234)
[   59.282851][ T1270]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   59.282855][ T1270]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   59.282860][ T1270]  __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))
[   59.282862][ T1270]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.282868][ T1270]  ? 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)
[   59.282871][ T1270]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.282875][ T1270]  put_chars (drivers/char/virtio_console.c:1176)
[   59.282877][ T1270]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   59.282879][ T1270]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.282882][ T1270]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.282885][ T1270]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.282890][ T1270]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   59.282900][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.282905][ T1270]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   59.282908][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.282913][ T1270]  console_emit_next_record (kernel/printk/printk.c:3183)
[   59.282917][ T1270]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   59.282919][ T1270]  ? 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))
[   59.282922][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.282924][ T1270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.282928][ T1270]  console_flush_one_record (kernel/printk/printk.c:3268)
[   59.282932][ T1270]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   59.282934][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.282939][ T1270]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   59.282942][ T1270]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   59.282944][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.282946][ T1270]  ? 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)
[   59.282949][ T1270]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   59.282951][ T1270]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   59.282954][ T1270]  vprintk_emit (kernel/printk/printk.c:2479)
[   59.282957][ T1270]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   59.282958][ T1270]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   59.282960][ T1270]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   59.282966][ T1270]  dev_vprintk_emit (drivers/base/core.c:5000)
[   59.282972][ T1270]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   59.282977][ T1270]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   59.282979][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.282982][ T1270]  dev_printk_emit (drivers/base/core.c:5011)
[   59.282985][ T1270]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   59.282988][ T1270]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.282990][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.282992][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.282994][ T1270]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.282995][ T1270]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.282999][ T1270]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   59.283005][ T1270]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   59.283008][ T1270]  ? netdev_notice (net/core/dev.c:13194)
[   59.283011][ T1270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.283014][ T1270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.283017][ T1270]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   59.283020][ T1270]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.283022][ T1270]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   59.283025][ T1270]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   59.283029][ T1270]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   59.283031][ T1270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.283034][ T1270]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   59.283040][ T1270]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.283043][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.283046][ T1270]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   59.283047][ T1270]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   59.283049][ T1270]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.283051][ T1270]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.283053][ T1270]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.283057][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.283059][ T1270]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   59.283061][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   59.283064][ T1270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.283066][ T1270]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   59.283069][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.283070][ T1270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.283072][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.283073][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.283075][ T1270]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   59.283077][ T1270]  ? __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)
[   59.283080][ T1270]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   59.283082][ T1270]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   59.283084][ T1270]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   59.283087][ T1270]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   59.283088][ T1270]  ? nla_get_range_signed (lib/nlattr.c:270)
[   59.283092][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.283095][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.283102][ T1270]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   59.283105][ T1270]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   59.283107][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.283129][ T1270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.283131][ T1270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.283134][ T1270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.283136][ T1270]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   59.283138][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.283143][ T1270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.283144][ T1270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.283146][ T1270]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   59.283148][ T1270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.283152][ T1270]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   59.283154][ T1270]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   59.283157][ T1270]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.283158][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.283163][ T1270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.283165][ T1270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.283169][ T1270]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   59.283172][ T1270]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.283175][ T1270]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.283181][ T1270]  ? 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))
[   59.283183][ T1270]  ? 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))
[   59.283188][ T1270]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.283192][ T1270]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.283195][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.283199][ T1270]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   59.283203][ T1270]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   59.283204][ T1270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.283207][ T1270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.283212][ T1270]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   59.283215][ T1270]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   59.283218][ T1270]  __sys_sendto (net/socket.c:2281)
[   59.283221][ T1270]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   59.283232][ T1270]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   59.283237][ T1270]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   59.283240][ T1270]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.283243][ T1270]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   59.283245][ T1270]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   59.283247][ T1270]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   59.283249][ T1270]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   59.283252][ T1270]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.283254][ T1270] RIP: 0033:0x7fc0d226254e
[   59.283258][ T1270] 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
[   59.283260][ T1270] RSP: 002b:00007ffc81caf070 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   59.283262][ T1270] RAX: ffffffffffffffda RBX: 000055ab12d2c620 RCX: 00007fc0d226254e
[   59.283263][ T1270] RDX: 0000000000000030 RSI: 000055ab12c02690 RDI: 0000000000000014
[   59.283264][ T1270] RBP: 00007ffc81caf080 R08: 00007ffc81caf0d0 R09: 0000000000000080
[   59.283265][ T1270] R10: 0000000000000000 R11: 0000000000000202 R12: 000055ab12d3fb60
[   59.283266][ T1270] R13: 00007ffc81caf1b4 R14: 0000000000000000 R15: 0000000000000000
| [   61.731179][ T1270] softirqs last disabled at (159668): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   61.731182][ T1270] Preemption disabled at:
| [   61.731183][ T1270] vprintk_emit (kernel/printk/printk.c:2471)
| [   61.731191][ T1270] Tainted: [W]=WARN
[   61.731192][ T1270] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   61.731194][ T1270] Call Trace:
[   61.731196][ T1270]  <TASK>
[   61.731197][ T1270]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   61.731204][ T1270]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   61.731205][ T1270]  __might_resched.cold (kernel/sched/core.c:9234)
[   61.731210][ T1270]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   61.731214][ T1270]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   61.731219][ T1270]  __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))
[   61.731221][ T1270]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   61.731228][ T1270]  ? 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)
[   61.731230][ T1270]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   61.731234][ T1270]  put_chars (drivers/char/virtio_console.c:1176)
[   61.731237][ T1270]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   61.731238][ T1270]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   61.731242][ T1270]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   61.731245][ T1270]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   61.731250][ T1270]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   61.731254][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   61.731259][ T1270]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   61.731262][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.731267][ T1270]  console_emit_next_record (kernel/printk/printk.c:3183)
[   61.731271][ T1270]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   61.731277][ T1270]  ? 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))
[   61.731280][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.731282][ T1270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.731286][ T1270]  console_flush_one_record (kernel/printk/printk.c:3268)
[   61.731291][ T1270]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   61.731293][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   61.731299][ T1270]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   61.731302][ T1270]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   61.731304][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.731306][ T1270]  ? 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)
[   61.731310][ T1270]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   61.731311][ T1270]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   61.731314][ T1270]  vprintk_emit (kernel/printk/printk.c:2479)
[   61.731318][ T1270]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   61.731319][ T1270]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   61.731322][ T1270]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   61.731328][ T1270]  dev_vprintk_emit (drivers/base/core.c:5000)
[   61.731333][ T1270]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   61.731338][ T1270]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   61.731341][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   61.731344][ T1270]  dev_printk_emit (drivers/base/core.c:5011)
[   61.731347][ T1270]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   61.731350][ T1270]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   61.731352][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   61.731354][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   61.731356][ T1270]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   61.731358][ T1270]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   61.731361][ T1270]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   61.731368][ T1270]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   61.731371][ T1270]  ? netdev_notice (net/core/dev.c:13194)
[   61.731374][ T1270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   61.731377][ T1270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   61.731379][ T1270]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   61.731383][ T1270]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   61.731385][ T1270]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   61.731388][ T1270]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   61.731392][ T1270]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   61.731395][ T1270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   61.731398][ T1270]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   61.731404][ T1270]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   61.731407][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   61.731410][ T1270]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   61.731411][ T1270]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   61.731413][ T1270]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   61.731415][ T1270]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   61.731417][ T1270]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   61.731422][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   61.731424][ T1270]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   61.731426][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   61.731430][ T1270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   61.731432][ T1270]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   61.731434][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.731436][ T1270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   61.731438][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.731439][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.731441][ T1270]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   61.731443][ T1270]  ? __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)
[   61.731446][ T1270]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   61.731448][ T1270]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   61.731449][ T1270]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   61.731453][ T1270]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   61.731454][ T1270]  ? nla_get_range_signed (lib/nlattr.c:270)
[   61.731458][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   61.731461][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   61.731469][ T1270]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   61.731473][ T1270]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   61.731474][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   61.731498][ T1270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   61.731500][ T1270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   61.731503][ T1270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   61.731505][ T1270]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   61.731507][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   61.731512][ T1270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   61.731514][ T1270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   61.731516][ T1270]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   61.731518][ T1270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   61.731522][ T1270]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   61.731524][ T1270]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   61.731527][ T1270]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.731529][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   61.731533][ T1270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   61.731535][ T1270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   61.731539][ T1270]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   61.731542][ T1270]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   61.731545][ T1270]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   61.731552][ T1270]  ? 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))
[   61.731554][ T1270]  ? 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))
[   61.731559][ T1270]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   61.731563][ T1270]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   61.731567][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   61.731570][ T1270]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   61.731575][ T1270]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   61.731576][ T1270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   61.731579][ T1270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   61.731584][ T1270]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   61.731587][ T1270]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   61.731591][ T1270]  __sys_sendto (net/socket.c:2281)
[   61.731594][ T1270]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   61.731605][ T1270]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   61.731611][ T1270]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   61.731613][ T1270]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   61.731617][ T1270]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   61.731619][ T1270]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   61.731621][ T1270]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   61.731623][ T1270]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   61.731626][ T1270]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   61.731628][ T1270] RIP: 0033:0x7fc0d226254e
[   61.731632][ T1270] 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
[   61.731634][ T1270] RSP: 002b:00007ffc81caf070 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   61.731637][ T1270] RAX: ffffffffffffffda RBX: 000055ab12d2c620 RCX: 00007fc0d226254e
[   61.731638][ T1270] RDX: 0000000000000030 RSI: 000055ab12ba1510 RDI: 0000000000000014
[   61.731639][ T1270] RBP: 00007ffc81caf080 R08: 00007ffc81caf0d0 R09: 0000000000000080
[   61.731639][ T1270] R10: 0000000000000000 R11: 0000000000000202 R12: 000055ab12d15410
[   61.731640][ T1270] R13: 00007ffc81caf1b4 R14: 0000000000000000 R15: 0000000000000000
| [   64.348013][ T1270] softirqs last disabled at (209242): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   64.348017][ T1270] Preemption disabled at:
| [   64.348017][ T1270] vprintk_emit (kernel/printk/printk.c:2471)
| [   64.348029][ T1270] Tainted: [W]=WARN
[   64.348030][ T1270] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   64.348032][ T1270] Call Trace:
[   64.348034][ T1270]  <TASK>
[   64.348036][ T1270]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   64.348043][ T1270]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   64.348046][ T1270]  __might_resched.cold (kernel/sched/core.c:9234)
[   64.348052][ T1270]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   64.348057][ T1270]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   64.348063][ T1270]  __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))
[   64.348066][ T1270]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   64.348075][ T1270]  ? 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)
[   64.348078][ T1270]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   64.348084][ T1270]  put_chars (drivers/char/virtio_console.c:1176)
[   64.348088][ T1270]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   64.348089][ T1270]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   64.348094][ T1270]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   64.348098][ T1270]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   64.348105][ T1270]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   64.348110][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   64.348118][ T1270]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   64.348123][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.348130][ T1270]  console_emit_next_record (kernel/printk/printk.c:3183)
[   64.348136][ T1270]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   64.348138][ T1270]  ? 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))
[   64.348143][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.348146][ T1270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.348152][ T1270]  console_flush_one_record (kernel/printk/printk.c:3268)
[   64.348158][ T1270]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   64.348160][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   64.348169][ T1270]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   64.348173][ T1270]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   64.348175][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.348178][ T1270]  ? 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)
[   64.348183][ T1270]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   64.348186][ T1270]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   64.348190][ T1270]  vprintk_emit (kernel/printk/printk.c:2479)
[   64.348195][ T1270]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   64.348197][ T1270]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   64.348200][ T1270]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   64.348208][ T1270]  dev_vprintk_emit (drivers/base/core.c:5000)
[   64.348215][ T1270]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   64.348223][ T1270]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   64.348226][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   64.348231][ T1270]  dev_printk_emit (drivers/base/core.c:5011)
[   64.348235][ T1270]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   64.348239][ T1270]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   64.348243][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   64.348245][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   64.348247][ T1270]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   64.348250][ T1270]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   64.348255][ T1270]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   64.348264][ T1270]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   64.348268][ T1270]  ? netdev_notice (net/core/dev.c:13194)
[   64.348272][ T1270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   64.348280][ T1270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   64.348283][ T1270]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   64.348289][ T1270]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   64.348293][ T1270]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   64.348297][ T1270]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   64.348303][ T1270]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   64.348307][ T1270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   64.348312][ T1270]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   64.348320][ T1270]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   64.348324][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   64.348329][ T1270]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   64.348330][ T1270]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   64.348333][ T1270]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   64.348336][ T1270]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   64.348339][ T1270]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   64.348346][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   64.348348][ T1270]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   64.348351][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   64.348357][ T1270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   64.348360][ T1270]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   64.348364][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.348367][ T1270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   64.348370][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.348372][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.348375][ T1270]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   64.348378][ T1270]  ? __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)
[   64.348382][ T1270]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   64.348386][ T1270]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   64.348389][ T1270]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   64.348394][ T1270]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   64.348396][ T1270]  ? nla_get_range_signed (lib/nlattr.c:270)
[   64.348401][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   64.348406][ T1270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   64.348419][ T1270]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   64.348425][ T1270]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   64.348427][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   64.348469][ T1270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   64.348472][ T1270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   64.348477][ T1270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   64.348480][ T1270]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   64.348483][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   64.348491][ T1270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   64.348494][ T1270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   64.348497][ T1270]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   64.348500][ T1270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   64.348507][ T1270]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   64.348510][ T1270]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   64.348516][ T1270]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.348518][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   64.348526][ T1270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   64.348529][ T1270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   64.348535][ T1270]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   64.348539][ T1270]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   64.348544][ T1270]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   64.348554][ T1270]  ? 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))
[   64.348557][ T1270]  ? 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))
[   64.348564][ T1270]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   64.348571][ T1270]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   64.348576][ T1270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   64.348581][ T1270]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   64.348588][ T1270]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   64.348590][ T1270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   64.348594][ T1270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   64.348602][ T1270]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   64.348606][ T1270]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   64.348610][ T1270]  __sys_sendto (net/socket.c:2281)
[   64.348614][ T1270]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   64.348638][ T1270]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   64.348641][ T1270]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   64.348646][ T1270]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   64.348649][ T1270]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   64.348652][ T1270]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   64.348655][ T1270]  ? irq_exit_rcu (kernel/softirq.c:786)
[   64.348660][ T1270]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   64.348663][ T1270] RIP: 0033:0x7fc0d226254e
[   64.348668][ T1270] 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
[   64.348670][ T1270] RSP: 002b:00007ffc81caf070 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   64.348675][ T1270] RAX: ffffffffffffffda RBX: 000055ab12d2c620 RCX: 00007fc0d226254e
[   64.348676][ T1270] RDX: 0000000000000030 RSI: 000055ab12c35920 RDI: 0000000000000014
[   64.348678][ T1270] RBP: 00007ffc81caf080 R08: 00007ffc81caf0d0 R09: 0000000000000080
[   64.348679][ T1270] R10: 0000000000000000 R11: 0000000000000202 R12: 000055ab12d145b0


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