======================================
| [   11.784729][  T201] softirqs last disabled at (35706): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   11.784732][  T201] Preemption disabled at:
| [   11.784733][  T201] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.784741][  T201] Tainted: [W]=WARN
[   11.784742][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.784744][  T201] Call Trace:
[   11.784745][  T201]  <TASK>
[   11.784747][  T201]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.784754][  T201]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.784755][  T201]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.784760][  T201]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.784764][  T201]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.784768][  T201]  __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))
[   11.784770][  T201]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.784777][  T201]  ? 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)
[   11.784780][  T201]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.784784][  T201]  put_chars (drivers/char/virtio_console.c:1176)
[   11.784787][  T201]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.784790][  T201]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.784795][  T201]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.784799][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.784805][  T201]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.784808][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.784814][  T201]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.784818][  T201]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.784820][  T201]  ? 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))
[   11.784823][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.784825][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.784829][  T201]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.784834][  T201]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.784835][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.784841][  T201]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.784844][  T201]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.784846][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.784848][  T201]  ? 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)
[   11.784852][  T201]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.784854][  T201]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.784856][  T201]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.784860][  T201]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.784861][  T201]  ? __kernel_text_address (kernel/extable.c:79)
[   11.784864][  T201]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   11.784869][  T201]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   11.784877][  T201]  dev_vprintk_emit (drivers/base/core.c:5000)
[   11.784884][  T201]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   11.784895][  T201]  dev_printk_emit (drivers/base/core.c:5011)
[   11.784898][  T201]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   11.784902][  T201]  ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3))
[   11.784907][  T201]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   11.784913][  T201]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   11.784916][  T201]  ? netdev_notice (net/core/dev.c:13194)
[   11.784919][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.784922][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.784925][  T201]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.784928][  T201]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   11.784931][  T201]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   11.784934][  T201]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   11.784937][  T201]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   11.784940][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.784943][  T201]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   11.784949][  T201]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   11.784952][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.784955][  T201]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.784956][  T201]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.784958][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.784960][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.784963][  T201]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.784968][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.784970][  T201]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   11.784972][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   11.784975][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.784977][  T201]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   11.784980][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.784982][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.784983][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.784985][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.784986][  T201]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.784989][  T201]  ? __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)
[   11.784992][  T201]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.784994][  T201]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   11.784996][  T201]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.784999][  T201]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.785000][  T201]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.785004][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.785007][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.785015][  T201]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   11.785018][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   11.785019][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.785043][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.785045][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.785048][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.785050][  T201]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.785052][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.785057][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.785059][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.785061][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   11.785062][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.785066][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   11.785068][  T201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.785072][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.785073][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.785078][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.785080][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.785084][  T201]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.785087][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.785090][  T201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.785096][  T201]  ? 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))
[   11.785098][  T201]  ? 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))
[   11.785103][  T201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.785107][  T201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.785111][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.785115][  T201]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.785119][  T201]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.785121][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.785123][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.785128][  T201]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   11.785131][  T201]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   11.785135][  T201]  __sys_sendto (net/socket.c:2281)
[   11.785138][  T201]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   11.785153][  T201]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   11.785155][  T201]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.785159][  T201]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.785161][  T201]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   11.785163][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.785165][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.785168][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.785170][  T201] RIP: 0033:0x7f044cffe54e
[   11.785174][  T201] 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
[   11.785176][  T201] RSP: 002b:00007ffe53c759f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   11.785178][  T201] RAX: ffffffffffffffda RBX: 0000562815564730 RCX: 00007f044cffe54e
[   11.785180][  T201] RDX: 0000000000000030 RSI: 00005628155169c0 RDI: 0000000000000016
[   11.785181][  T201] RBP: 00007ffe53c75a00 R08: 00007ffe53c75a50 R09: 0000000000000080
[   11.785181][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000056281551c230
[   11.785182][  T201] R13: 00007ffe53c75b34 R14: 0000000000000000 R15: 0000000000000000
| [   14.094427][  T201] softirqs last disabled at (100550): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   14.094429][  T201] Preemption disabled at:
| [   14.094430][  T201] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.094439][  T201] Tainted: [W]=WARN
[   14.094440][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.094441][  T201] Call Trace:
[   14.094443][  T201]  <TASK>
[   14.094444][  T201]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.094450][  T201]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.094452][  T201]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.094457][  T201]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.094461][  T201]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.094466][  T201]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   14.094468][  T201]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.094474][  T201]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.094477][  T201]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.094481][  T201]  put_chars (drivers/char/virtio_console.c:1176)
[   14.094483][  T201]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.094485][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.094488][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.094491][  T201]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.094496][  T201]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.094500][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.094506][  T201]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.094509][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.094514][  T201]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.094518][  T201]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.094519][  T201]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   14.094523][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.094524][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.094529][  T201]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.094533][  T201]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.094535][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.094540][  T201]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.094543][  T201]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.094545][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.094547][  T201]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   14.094551][  T201]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.094553][  T201]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.094556][  T201]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.094559][  T201]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.094560][  T201]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.094562][  T201]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   14.094568][  T201]  dev_vprintk_emit (drivers/base/core.c:5000)
[   14.094573][  T201]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   14.094578][  T201]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.094581][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.094584][  T201]  dev_printk_emit (drivers/base/core.c:5011)
[   14.094587][  T201]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   14.094589][  T201]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.094592][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.094593][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.094595][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.094597][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.094600][  T201]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   14.094607][  T201]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   14.094610][  T201]  ? netdev_notice (net/core/dev.c:13194)
[   14.094613][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.094616][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.094618][  T201]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.094622][  T201]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.094624][  T201]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   14.094627][  T201]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   14.094630][  T201]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   14.094633][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.094636][  T201]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   14.094642][  T201]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.094645][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.094648][  T201]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.094649][  T201]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.094651][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.094653][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.094655][  T201]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.094659][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.094661][  T201]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   14.094663][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   14.094667][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.094669][  T201]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   14.094671][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.094673][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.094675][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.094676][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.094678][  T201]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.094680][  T201]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   14.094683][  T201]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.094685][  T201]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   14.094686][  T201]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.094689][  T201]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.094691][  T201]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.094695][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.094698][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.094706][  T201]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   14.094709][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   14.094711][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.094735][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.094737][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.094740][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.094742][  T201]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.094744][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.094749][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.094751][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.094753][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   14.094755][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.094759][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   14.094761][  T201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.094764][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.094766][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.094771][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.094773][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.094777][  T201]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.094780][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.094783][  T201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.094790][  T201]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.094792][  T201]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.094796][  T201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.094801][  T201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.094804][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.094808][  T201]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.094812][  T201]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.094814][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.094817][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.094822][  T201]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   14.094824][  T201]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   14.094828][  T201]  __sys_sendto (net/socket.c:2281)
[   14.094831][  T201]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   14.094843][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.094847][  T201]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   14.094850][  T201]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.094853][  T201]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   14.094855][  T201]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   14.094858][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.094860][  T201]  ? irq_exit_rcu (kernel/softirq.c:786)
[   14.094864][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.094866][  T201] RIP: 0033:0x7f044cffe54e
[   14.094870][  T201] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.094872][  T201] RSP: 002b:00007ffe53c759f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   14.094874][  T201] RAX: ffffffffffffffda RBX: 0000562815564730 RCX: 00007f044cffe54e
[   14.094876][  T201] RDX: 0000000000000030 RSI: 00005628153a8030 RDI: 0000000000000016
[   14.094876][  T201] RBP: 00007ffe53c75a00 R08: 00007ffe53c75a50 R09: 0000000000000080
[   14.094877][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 000056281551c230
[   14.094878][  T201] R13: 00007ffe53c75b34 R14: 0000000000000000 R15: 0000000000000000
| [   19.755330][  T201] softirqs last disabled at (142416): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   19.755333][  T201] Preemption disabled at:
| [   19.755334][  T201] 0x0
| [   19.755347][  T201] Tainted: [W]=WARN
[   19.755349][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.755351][  T201] Call Trace:
[   19.755353][  T201]  <TASK>
[   19.755355][  T201]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.755363][  T201]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.755370][  T201]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.755375][  T201]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   19.755382][  T201]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   19.755386][  T201]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.755395][  T201]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   19.755398][  T201]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.755404][  T201]  put_chars (drivers/char/virtio_console.c:1176)
[   19.755408][  T201]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.755410][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.755415][  T201]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.755425][  T201]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.755436][  T201]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.755440][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.755444][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.755450][  T201]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.755457][  T201]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.755459][  T201]  ? 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))
[   19.755465][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.755468][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.755474][  T201]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.755481][  T201]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.755484][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.755493][  T201]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.755497][  T201]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.755500][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.755503][  T201]  ? 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)
[   19.755509][  T201]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.755511][  T201]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.755516][  T201]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.755522][  T201]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.755527][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.755533][  T201]  _printk (kernel/printk/printk.c:2504)
[   19.755539][  T201]  ? snapshot_read.cold (user.c:?)
[   19.755543][  T201]  ? 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)
[   19.755547][  T201]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   19.755555][  T201]  ? 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)
[   19.755560][  T201]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   19.755565][  T201]  ? exit_notify (kernel/exit.c:780)
[   19.755567][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.755572][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.755578][  T201]  do_group_exit (kernel/exit.c:1151)
[   19.755583][  T201]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   19.755586][  T201]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   19.755590][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.755595][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   19.755599][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.755603][  T201] RIP: 0033:0x7f044d04f1b8
[   19.755606][  T201] Code: Unable to access opcode bytes at 0x7f044d04f18e.

Code starting with the faulting instruction
===========================================
[   19.755607][  T201] RSP: 002b:00007ffe53c75f48 EFLAGS: 00000256 ORIG_RAX: 00000000000000e7
[   19.755611][  T201] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f044d04f1b8
[   19.755613][  T201] RDX: 0000000000000000 RSI: fffffffffffffe90 RDI: 0000000000000000
[   19.755615][  T201] RBP: 00007ffe53c760d0 R08: 000056281551f7e8 R09: 0000000000000000
[   19.755616][  T201] R10: 0000000000000000 R11: 0000000000000256 R12: 0000000000000000
[   19.755617][  T201] R13: 00007f044c8ad050 R14: 00007f044d580d9e R15: 00005628153b1380
| [   21.436079][  T449] softirqs last disabled at (22064): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   21.436081][  T449] Preemption disabled at:
| [   21.436082][  T449] vprintk_emit (kernel/printk/printk.c:2471)
| [   21.436090][  T449] Tainted: [W]=WARN
[   21.436091][  T449] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.436093][  T449] Call Trace:
[   21.436094][  T449]  <TASK>
[   21.436096][  T449]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   21.436103][  T449]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   21.436105][  T449]  __might_resched.cold (kernel/sched/core.c:9234)
[   21.436110][  T449]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   21.436114][  T449]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   21.436118][  T449]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   21.436120][  T449]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.436127][  T449]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   21.436131][  T449]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.436134][  T449]  put_chars (drivers/char/virtio_console.c:1176)
[   21.436137][  T449]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   21.436141][  T449]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   21.436145][  T449]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   21.436150][  T449]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   21.436152][  T449]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.436153][  T449]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.436157][  T449]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   21.436160][  T449]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   21.436163][  T449]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.436166][  T449]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.436170][  T449]  console_emit_next_record (kernel/printk/printk.c:3183)
[   21.436174][  T449]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   21.436176][  T449]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   21.436179][  T449]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.436181][  T449]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.436185][  T449]  console_flush_one_record (kernel/printk/printk.c:3268)
[   21.436190][  T449]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   21.436192][  T449]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.436197][  T449]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   21.436200][  T449]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   21.436202][  T449]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.436203][  T449]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   21.436207][  T449]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   21.436209][  T449]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   21.436212][  T449]  vprintk_emit (kernel/printk/printk.c:2479)
[   21.436215][  T449]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   21.436218][  T449]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.436223][  T449]  dev_vprintk_emit (drivers/base/core.c:5000)
[   21.436229][  T449]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   21.436230][  T449]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   21.436236][  T449]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.436238][  T449]  ? __kernel_text_address (kernel/extable.c:79)
[   21.436241][  T449]  ? write_profile (profile.c:?)
[   21.436250][  T449]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   21.436255][  T449]  dev_printk_emit (drivers/base/core.c:5011)
[   21.436258][  T449]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   21.436261][  T449]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.436264][  T449]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.436267][  T449]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.436271][  T449]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   21.436277][  T449]  netdev_err (net/core/dev.c:13192 (discriminator 3))
[   21.436279][  T449]  ? netdev_crit (net/core/dev.c:13191)
[   21.436288][  T449]  __netdev_update_features.cold (net/core/dev.c:11093)
[   21.436292][  T449]  ? dev_get_min_mp_channel_count (./include/net/netdev_lock.h:30 (discriminator 1))
[   21.436295][  T449]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.436299][  T449]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   21.436306][  T449]  ethnl_set_features (net/ethtool/features.c:263)
[   21.436309][  T449]  ? nla_get_range_signed (lib/nlattr.c:270)
[   21.436314][  T449]  ? features_send_reply (./include/net/net_namespace.h:422 (discriminator 7))
[   21.436317][  T449]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.436320][  T449]  ? trace_kmalloc (./include/trace/events/kmem.h:57 (discriminator 22))
[   21.436325][  T449]  ? __nla_validate_parse (lib/nlattr.c:635)
[   21.436330][  T449]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   21.436335][  T449]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   21.436338][  T449]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   21.436340][  T449]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.436348][  T449]  ? security_capable (security/security.c:660 (discriminator 11))
[   21.436352][  T449]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   21.436356][  T449]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   21.436358][  T449]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.436360][  T449]  ? features_send_reply (./include/net/net_namespace.h:422 (discriminator 7))
[   21.436362][  T449]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.436368][  T449]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   21.436371][  T449]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   21.436373][  T449]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   21.436377][  T449]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.436384][  T449]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   21.436386][  T449]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   21.436390][  T449]  genl_rcv (net/netlink/genetlink.c:1218)
[   21.436392][  T449]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.436396][  T449]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.436400][  T449]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.436404][  T449]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   21.436408][  T449]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   21.436409][  T449]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.436412][  T449]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.436417][  T449]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   21.436420][  T449]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   21.436424][  T449]  __sys_sendto (net/socket.c:2281)
[   21.436427][  T449]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   21.436442][  T449]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   21.436444][  T449]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   21.436447][  T449]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   21.436449][  T449]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   21.436452][  T449]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   21.436454][  T449]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   21.436456][  T449]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.436458][  T449] RIP: 0033:0x7ffba397a54e
[   21.436462][  T449] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   21.436464][  T449] RSP: 002b:00007fff1b2259a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   21.436467][  T449] RAX: ffffffffffffffda RBX: 00000000325de010 RCX: 00007ffba397a54e
[   21.436468][  T449] RDX: 0000000000000050 RSI: 00000000325de120 RDI: 0000000000000003
[   21.436469][  T449] RBP: 00007fff1b2259b0 R08: 00007ffba3b07980 R09: 000000000000000c
[   21.436470][  T449] R10: 0000000000000000 R11: 0000000000000202 R12: 00000000325de0b0
[   21.436471][  T449] R13: 00000000004d6020 R14: 000000000000002d R15: 00000000004d4de0
| [   24.581337][  T461] softirqs last disabled at (110012): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   24.581340][  T461] Preemption disabled at:
| [   24.581341][  T461] vprintk_emit (kernel/printk/printk.c:2471)
| [   24.581349][  T461] Tainted: [W]=WARN
[   24.581350][  T461] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.581352][  T461] Call Trace:
[   24.581354][  T461]  <TASK>
[   24.581355][  T461]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   24.581362][  T461]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   24.581363][  T461]  __might_resched.cold (kernel/sched/core.c:9234)
[   24.581368][  T461]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   24.581372][  T461]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   24.581377][  T461]  __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))
[   24.581378][  T461]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.581385][  T461]  ? 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)
[   24.581388][  T461]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.581392][  T461]  put_chars (drivers/char/virtio_console.c:1176)
[   24.581395][  T461]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   24.581396][  T461]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.581399][  T461]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.581403][  T461]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.581408][  T461]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   24.581412][  T461]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.581417][  T461]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   24.581420][  T461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.581425][  T461]  console_emit_next_record (kernel/printk/printk.c:3183)
[   24.581429][  T461]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   24.581431][  T461]  ? 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))
[   24.581435][  T461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.581436][  T461]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.581440][  T461]  console_flush_one_record (kernel/printk/printk.c:3268)
[   24.581445][  T461]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   24.581447][  T461]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.581452][  T461]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   24.581455][  T461]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   24.581457][  T461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.581459][  T461]  ? 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)
[   24.581463][  T461]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   24.581465][  T461]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   24.581468][  T461]  vprintk_emit (kernel/printk/printk.c:2479)
[   24.581471][  T461]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   24.581473][  T461]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   24.581475][  T461]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   24.581480][  T461]  dev_vprintk_emit (drivers/base/core.c:5000)
[   24.581485][  T461]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   24.581491][  T461]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   24.581493][  T461]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.581497][  T461]  dev_printk_emit (drivers/base/core.c:5011)
[   24.581499][  T461]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   24.581502][  T461]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.581504][  T461]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.581506][  T461]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.581508][  T461]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.581510][  T461]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.581513][  T461]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   24.581520][  T461]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   24.581523][  T461]  ? netdev_notice (net/core/dev.c:13194)
[   24.581526][  T461]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.581528][  T461]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.581531][  T461]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   24.581535][  T461]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   24.581537][  T461]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   24.581540][  T461]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   24.581544][  T461]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   24.581547][  T461]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.581550][  T461]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   24.581556][  T461]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   24.581559][  T461]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.581562][  T461]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   24.581564][  T461]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   24.581565][  T461]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.581567][  T461]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.581569][  T461]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.581574][  T461]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.581576][  T461]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   24.581578][  T461]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   24.581581][  T461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.581583][  T461]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   24.581586][  T461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.581588][  T461]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.581589][  T461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.581590][  T461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.581592][  T461]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   24.581595][  T461]  ? __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)
[   24.581597][  T461]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   24.581599][  T461]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   24.581601][  T461]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   24.581604][  T461]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   24.581605][  T461]  ? nla_get_range_signed (lib/nlattr.c:270)
[   24.581609][  T461]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.581613][  T461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.581620][  T461]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   24.581624][  T461]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   24.581625][  T461]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.581649][  T461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.581651][  T461]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.581653][  T461]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.581655][  T461]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   24.581658][  T461]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.581662][  T461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.581664][  T461]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.581666][  T461]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   24.581668][  T461]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.581672][  T461]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   24.581674][  T461]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   24.581677][  T461]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.581679][  T461]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.581683][  T461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.581685][  T461]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.581689][  T461]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   24.581692][  T461]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.581695][  T461]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.581702][  T461]  ? 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))
[   24.581704][  T461]  ? 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))
[   24.581708][  T461]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.581713][  T461]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.581716][  T461]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.581720][  T461]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   24.581724][  T461]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   24.581726][  T461]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.581729][  T461]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.581734][  T461]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   24.581737][  T461]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   24.581740][  T461]  __sys_sendto (net/socket.c:2281)
[   24.581744][  T461]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   24.581758][  T461]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   24.581761][  T461]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.581765][  T461]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   24.581767][  T461]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   24.581770][  T461]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   24.581772][  T461]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   24.581774][  T461]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.581776][  T461] RIP: 0033:0x7f044cffe54e
[   24.581780][  T461] 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
[   24.581782][  T461] RSP: 002b:00007ffe53c759f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   24.581784][  T461] RAX: ffffffffffffffda RBX: 00005628153ad320 RCX: 00007f044cffe54e
[   24.581786][  T461] RDX: 0000000000000030 RSI: 00005628153ab8f0 RDI: 0000000000000014
[   24.581787][  T461] RBP: 00007ffe53c75a00 R08: 00007ffe53c75a50 R09: 0000000000000080
[   24.581788][  T461] R10: 0000000000000000 R11: 0000000000000202 R12: 00005628154fb620
[   24.581788][  T461] R13: 00007ffe53c75b34 R14: 0000000000000000 R15: 0000000000000000
| [   30.679869][  T672] softirqs last disabled at (27366): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   30.679873][  T672] Preemption disabled at:
| [   30.679874][  T672] vprintk_emit (kernel/printk/printk.c:2471)
| [   30.679886][  T672] Tainted: [W]=WARN
[   30.679887][  T672] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.679889][  T672] Call Trace:
[   30.679891][  T672]  <TASK>
[   30.679893][  T672]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   30.679902][  T672]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   30.679904][  T672]  __might_resched.cold (kernel/sched/core.c:9234)
[   30.679910][  T672]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   30.679917][  T672]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   30.679923][  T672]  __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))
[   30.679926][  T672]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.679936][  T672]  ? 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)
[   30.679940][  T672]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.679946][  T672]  put_chars (drivers/char/virtio_console.c:1176)
[   30.679950][  T672]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   30.679952][  T672]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.679957][  T672]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.679961][  T672]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.679970][  T672]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   30.679975][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.679984][  T672]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   30.679989][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.679997][  T672]  console_emit_next_record (kernel/printk/printk.c:3183)
[   30.680003][  T672]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   30.680006][  T672]  ? 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))
[   30.680011][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.680014][  T672]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.680021][  T672]  console_flush_one_record (kernel/printk/printk.c:3268)
[   30.680028][  T672]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   30.680031][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.680040][  T672]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   30.680044][  T672]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   30.680047][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.680050][  T672]  ? 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)
[   30.680055][  T672]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   30.680058][  T672]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   30.680062][  T672]  vprintk_emit (kernel/printk/printk.c:2479)
[   30.680067][  T672]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   30.680069][  T672]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   30.680072][  T672]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   30.680079][  T672]  dev_vprintk_emit (drivers/base/core.c:5000)
[   30.680087][  T672]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   30.680095][  T672]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   30.680099][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.680105][  T672]  dev_printk_emit (drivers/base/core.c:5011)
[   30.680109][  T672]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   30.680114][  T672]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.680117][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.680120][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.680123][  T672]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.680126][  T672]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.680132][  T672]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   30.680142][  T672]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   30.680146][  T672]  ? netdev_notice (net/core/dev.c:13194)
[   30.680150][  T672]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.680155][  T672]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.680159][  T672]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   30.680165][  T672]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   30.680169][  T672]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   30.680174][  T672]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   30.680180][  T672]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   30.680184][  T672]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.680189][  T672]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   30.680198][  T672]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   30.680203][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.680208][  T672]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   30.680211][  T672]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   30.680214][  T672]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.680217][  T672]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.680220][  T672]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.680228][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.680231][  T672]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   30.680234][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   30.680240][  T672]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.680243][  T672]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   30.680247][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.680250][  T672]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.680253][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.680255][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.680258][  T672]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   30.680262][  T672]  ? __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)
[   30.680265][  T672]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   30.680274][  T672]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   30.680277][  T672]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   30.680282][  T672]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   30.680284][  T672]  ? nla_get_range_signed (lib/nlattr.c:270)
[   30.680289][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.680294][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.680308][  T672]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   30.680314][  T672]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   30.680316][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.680361][  T672]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.680364][  T672]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.680369][  T672]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.680371][  T672]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   30.680375][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.680383][  T672]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.680386][  T672]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.680389][  T672]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   30.680392][  T672]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.680399][  T672]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   30.680403][  T672]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   30.680408][  T672]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.680411][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.680419][  T672]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.680421][  T672]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.680428][  T672]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   30.680432][  T672]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.680437][  T672]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.680449][  T672]  ? 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))
[   30.680452][  T672]  ? 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))
[   30.680460][  T672]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.680467][  T672]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.680473][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.680479][  T672]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   30.680486][  T672]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   30.680488][  T672]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.680493][  T672]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.680502][  T672]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   30.680505][  T672]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   30.680511][  T672]  __sys_sendto (net/socket.c:2281)
[   30.680515][  T672]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   30.680541][  T672]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   30.680545][  T672]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   30.680551][  T672]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   30.680554][  T672]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   30.680557][  T672]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   30.680560][  T672]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   30.680564][  T672]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.680568][  T672] RIP: 0033:0x7f044cffe54e
[   30.680573][  T672] 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
[   30.680575][  T672] RSP: 002b:00007ffe53c759f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   30.680579][  T672] RAX: ffffffffffffffda RBX: 00005628153ad530 RCX: 00007f044cffe54e
[   30.680581][  T672] RDX: 0000000000000030 RSI: 0000562815507800 RDI: 0000000000000014
[   30.680583][  T672] RBP: 00007ffe53c75a00 R08: 00007ffe53c75a50 R09: 0000000000000080
[   30.680584][  T672] R10: 0000000000000000 R11: 0000000000000202 R12: 000056281551c230
[   30.680586][  T672] R13: 00007ffe53c75b34 R14: 0000000000000000 R15: 0000000000000000
| [   34.354082][  T672] softirqs last disabled at (87710): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   34.354085][  T672] Preemption disabled at:
| [   34.354086][  T672] vprintk_emit (kernel/printk/printk.c:2471)
| [   34.354094][  T672] Tainted: [W]=WARN
[   34.354095][  T672] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.354097][  T672] Call Trace:
[   34.354098][  T672]  <TASK>
[   34.354100][  T672]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   34.354106][  T672]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   34.354108][  T672]  __might_resched.cold (kernel/sched/core.c:9234)
[   34.354112][  T672]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   34.354117][  T672]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   34.354121][  T672]  __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))
[   34.354123][  T672]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.354132][  T672]  ? 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)
[   34.354135][  T672]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.354139][  T672]  put_chars (drivers/char/virtio_console.c:1176)
[   34.354141][  T672]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   34.354142][  T672]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   34.354146][  T672]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.354149][  T672]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.354154][  T672]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   34.354158][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.354163][  T672]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   34.354166][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.354171][  T672]  console_emit_next_record (kernel/printk/printk.c:3183)
[   34.354175][  T672]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   34.354177][  T672]  ? 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))
[   34.354180][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.354182][  T672]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.354186][  T672]  console_flush_one_record (kernel/printk/printk.c:3268)
[   34.354190][  T672]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   34.354192][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.354197][  T672]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   34.354200][  T672]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   34.354202][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.354204][  T672]  ? 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)
[   34.354208][  T672]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   34.354210][  T672]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   34.354212][  T672]  vprintk_emit (kernel/printk/printk.c:2479)
[   34.354216][  T672]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   34.354217][  T672]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   34.354224][  T672]  dev_vprintk_emit (drivers/base/core.c:5000)
[   34.354229][  T672]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   34.354234][  T672]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   34.354236][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.354240][  T672]  dev_printk_emit (drivers/base/core.c:5011)
[   34.354242][  T672]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   34.354245][  T672]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.354247][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.354249][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.354251][  T672]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   34.354252][  T672]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   34.354256][  T672]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   34.354262][  T672]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   34.354265][  T672]  ? netdev_notice (net/core/dev.c:13194)
[   34.354268][  T672]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.354271][  T672]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.354273][  T672]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   34.354277][  T672]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   34.354279][  T672]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   34.354288][  T672]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   34.354291][  T672]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   34.354294][  T672]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.354297][  T672]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   34.354303][  T672]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   34.354305][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.354308][  T672]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   34.354310][  T672]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   34.354312][  T672]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   34.354313][  T672]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.354315][  T672]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.354320][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.354322][  T672]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   34.354324][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   34.354328][  T672]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.354330][  T672]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   34.354332][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.354334][  T672]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.354336][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.354337][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.354339][  T672]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   34.354341][  T672]  ? __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)
[   34.354344][  T672]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   34.354346][  T672]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   34.354347][  T672]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   34.354350][  T672]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   34.354351][  T672]  ? nla_get_range_signed (lib/nlattr.c:270)
[   34.354355][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.354358][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.354366][  T672]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   34.354369][  T672]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   34.354370][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.354393][  T672]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.354395][  T672]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.354397][  T672]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.354399][  T672]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   34.354401][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.354406][  T672]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.354408][  T672]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.354410][  T672]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   34.354412][  T672]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.354415][  T672]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   34.354417][  T672]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   34.354420][  T672]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.354422][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.354426][  T672]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.354428][  T672]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.354432][  T672]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   34.354435][  T672]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.354438][  T672]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.354444][  T672]  ? 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))
[   34.354446][  T672]  ? 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))
[   34.354451][  T672]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.354455][  T672]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.354458][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.354462][  T672]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   34.354466][  T672]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   34.354467][  T672]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.354470][  T672]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.354475][  T672]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   34.354478][  T672]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   34.354481][  T672]  __sys_sendto (net/socket.c:2281)
[   34.354484][  T672]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   34.354498][  T672]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   34.354501][  T672]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.354504][  T672]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   34.354507][  T672]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   34.354509][  T672]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   34.354511][  T672]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   34.354514][  T672]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.354516][  T672] RIP: 0033:0x7f044cffe54e
[   34.354520][  T672] 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
[   34.354521][  T672] RSP: 002b:00007ffe53c759f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   34.354524][  T672] RAX: ffffffffffffffda RBX: 00005628153ad530 RCX: 00007f044cffe54e
[   34.354526][  T672] RDX: 0000000000000030 RSI: 00005628154ff720 RDI: 0000000000000014
[   34.354526][  T672] RBP: 00007ffe53c75a00 R08: 00007ffe53c75a50 R09: 0000000000000080
[   34.354527][  T672] R10: 0000000000000000 R11: 0000000000000202 R12: 000056281551c230
[   34.354528][  T672] R13: 00007ffe53c75b34 R14: 0000000000000000 R15: 0000000000000000
| [   37.051299][  T672] softirqs last disabled at (161032): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   37.051302][  T672] Preemption disabled at:
| [   37.051302][  T672] vprintk_emit (kernel/printk/printk.c:2471)
| [   37.051311][  T672] Tainted: [W]=WARN
[   37.051312][  T672] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.051314][  T672] Call Trace:
[   37.051315][  T672]  <TASK>
[   37.051317][  T672]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   37.051325][  T672]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   37.051327][  T672]  __might_resched.cold (kernel/sched/core.c:9234)
[   37.051331][  T672]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   37.051335][  T672]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   37.051340][  T672]  __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))
[   37.051342][  T672]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.051348][  T672]  ? 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)
[   37.051351][  T672]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.051355][  T672]  put_chars (drivers/char/virtio_console.c:1176)
[   37.051357][  T672]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   37.051359][  T672]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   37.051362][  T672]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.051365][  T672]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   37.051370][  T672]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   37.051374][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.051379][  T672]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   37.051382][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.051387][  T672]  console_emit_next_record (kernel/printk/printk.c:3183)
[   37.051391][  T672]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   37.051392][  T672]  ? 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))
[   37.051396][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.051397][  T672]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.051401][  T672]  console_flush_one_record (kernel/printk/printk.c:3268)
[   37.051405][  T672]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   37.051407][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.051413][  T672]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   37.051415][  T672]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   37.051417][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.051419][  T672]  ? 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)
[   37.051423][  T672]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   37.051424][  T672]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   37.051427][  T672]  vprintk_emit (kernel/printk/printk.c:2479)
[   37.051430][  T672]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   37.051431][  T672]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   37.051433][  T672]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   37.051439][  T672]  dev_vprintk_emit (drivers/base/core.c:5000)
[   37.051444][  T672]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   37.051449][  T672]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   37.051451][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.051455][  T672]  dev_printk_emit (drivers/base/core.c:5011)
[   37.051457][  T672]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   37.051460][  T672]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   37.051462][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.051464][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.051466][  T672]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   37.051467][  T672]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   37.051471][  T672]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   37.051477][  T672]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   37.051480][  T672]  ? netdev_notice (net/core/dev.c:13194)
[   37.051483][  T672]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.051485][  T672]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.051488][  T672]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   37.051491][  T672]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   37.051494][  T672]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   37.051496][  T672]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   37.051500][  T672]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   37.051502][  T672]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.051505][  T672]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   37.051511][  T672]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   37.051514][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.051517][  T672]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   37.051518][  T672]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   37.051520][  T672]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   37.051522][  T672]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.051524][  T672]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   37.051528][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.051530][  T672]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   37.051532][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   37.051535][  T672]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.051537][  T672]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   37.051540][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.051542][  T672]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.051543][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.051544][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.051546][  T672]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   37.051549][  T672]  ? __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)
[   37.051552][  T672]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   37.051554][  T672]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   37.051556][  T672]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   37.051559][  T672]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   37.051560][  T672]  ? nla_get_range_signed (lib/nlattr.c:270)
[   37.051564][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.051568][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.051575][  T672]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   37.051578][  T672]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   37.051580][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.051602][  T672]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.051604][  T672]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.051607][  T672]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.051608][  T672]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   37.051611][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.051615][  T672]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.051617][  T672]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.051619][  T672]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   37.051621][  T672]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.051624][  T672]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   37.051626][  T672]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   37.051630][  T672]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.051631][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.051636][  T672]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.051637][  T672]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.051641][  T672]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   37.051644][  T672]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.051647][  T672]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.051653][  T672]  ? 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))
[   37.051656][  T672]  ? 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))
[   37.051660][  T672]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.051664][  T672]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.051668][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.051671][  T672]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   37.051675][  T672]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   37.051677][  T672]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.051680][  T672]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.051685][  T672]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   37.051687][  T672]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   37.051691][  T672]  __sys_sendto (net/socket.c:2281)
[   37.051694][  T672]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   37.051708][  T672]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   37.051711][  T672]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   37.051714][  T672]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   37.051716][  T672]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   37.051719][  T672]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   37.051721][  T672]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   37.051723][  T672]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.051725][  T672] RIP: 0033:0x7f044cffe54e
[   37.051729][  T672] 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
[   37.051731][  T672] RSP: 002b:00007ffe53c759f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   37.051733][  T672] RAX: ffffffffffffffda RBX: 00005628153ad530 RCX: 00007f044cffe54e
[   37.051735][  T672] RDX: 0000000000000030 RSI: 0000562815508db0 RDI: 0000000000000014
[   37.051736][  T672] RBP: 00007ffe53c75a00 R08: 00007ffe53c75a50 R09: 0000000000000080
[   37.051736][  T672] R10: 0000000000000000 R11: 0000000000000202 R12: 0000562815512b20
[   37.051737][  T672] R13: 00007ffe53c75b34 R14: 0000000000000000 R15: 0000000000000000
| [   39.929765][  T672] softirqs last disabled at (246420): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   39.929768][  T672] Preemption disabled at:
| [   39.929769][  T672] vprintk_emit (kernel/printk/printk.c:2471)
| [   39.929781][  T672] Tainted: [W]=WARN
[   39.929782][  T672] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.929784][  T672] Call Trace:
[   39.929786][  T672]  <TASK>
[   39.929789][  T672]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   39.929796][  T672]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   39.929799][  T672]  __might_resched.cold (kernel/sched/core.c:9234)
[   39.929805][  T672]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   39.929811][  T672]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   39.929817][  T672]  __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))
[   39.929820][  T672]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.929830][  T672]  ? 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)
[   39.929833][  T672]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.929840][  T672]  put_chars (drivers/char/virtio_console.c:1176)
[   39.929844][  T672]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   39.929846][  T672]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   39.929851][  T672]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.929855][  T672]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.929864][  T672]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   39.929869][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.929879][  T672]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   39.929884][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.929892][  T672]  console_emit_next_record (kernel/printk/printk.c:3183)
[   39.929899][  T672]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   39.929902][  T672]  ? 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))
[   39.929907][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.929911][  T672]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.929918][  T672]  console_flush_one_record (kernel/printk/printk.c:3268)
[   39.929925][  T672]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   39.929928][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.929938][  T672]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   39.929942][  T672]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   39.929945][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.929948][  T672]  ? 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)
[   39.929955][  T672]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   39.929958][  T672]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   39.929963][  T672]  vprintk_emit (kernel/printk/printk.c:2479)
[   39.929968][  T672]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   39.929970][  T672]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   39.929974][  T672]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   39.929984][  T672]  dev_vprintk_emit (drivers/base/core.c:5000)
[   39.929991][  T672]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   39.930000][  T672]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   39.930004][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.930010][  T672]  dev_printk_emit (drivers/base/core.c:5011)
[   39.930015][  T672]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   39.930019][  T672]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.930023][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.930026][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.930029][  T672]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   39.930031][  T672]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   39.930038][  T672]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   39.930048][  T672]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   39.930052][  T672]  ? netdev_notice (net/core/dev.c:13194)
[   39.930056][  T672]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.930062][  T672]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.930066][  T672]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   39.930072][  T672]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   39.930076][  T672]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   39.930081][  T672]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   39.930087][  T672]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   39.930092][  T672]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.930097][  T672]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   39.930106][  T672]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   39.930111][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.930117][  T672]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   39.930119][  T672]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   39.930122][  T672]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   39.930125][  T672]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.930128][  T672]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.930137][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.930140][  T672]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   39.930142][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   39.930149][  T672]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.930152][  T672]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   39.930157][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.930160][  T672]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.930162][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.930164][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.930167][  T672]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   39.930171][  T672]  ? __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)
[   39.930175][  T672]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   39.930178][  T672]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   39.930181][  T672]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   39.930186][  T672]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   39.930188][  T672]  ? nla_get_range_signed (lib/nlattr.c:270)
[   39.930194][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.930199][  T672]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.930213][  T672]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   39.930219][  T672]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   39.930221][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.930265][  T672]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.930268][  T672]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.930273][  T672]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.930277][  T672]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   39.930280][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.930288][  T672]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.930291][  T672]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.930295][  T672]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   39.930304][  T672]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.930310][  T672]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   39.930314][  T672]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   39.930323][  T672]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.930325][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.930334][  T672]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.930337][  T672]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.930343][  T672]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   39.930347][  T672]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.930352][  T672]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.930364][  T672]  ? 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))
[   39.930367][  T672]  ? 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))
[   39.930375][  T672]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.930383][  T672]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.930389][  T672]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.930395][  T672]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   39.930402][  T672]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   39.930405][  T672]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.930410][  T672]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.930418][  T672]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   39.930422][  T672]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   39.930427][  T672]  __sys_sendto (net/socket.c:2281)
[   39.930432][  T672]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   39.930452][  T672]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   39.930462][  T672]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   39.930465][  T672]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   39.930470][  T672]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   39.930473][  T672]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   39.930476][  T672]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   39.930479][  T672]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   39.930483][  T672]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.930487][  T672] RIP: 0033:0x7f044cffe54e
[   39.930492][  T672] 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
[   39.930495][  T672] RSP: 002b:00007ffe53c759f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   39.930498][  T672] RAX: ffffffffffffffda RBX: 00005628153ad530 RCX: 00007f044cffe54e
[   39.930500][  T672] RDX: 0000000000000030 RSI: 0000562815516050 RDI: 0000000000000014
[   39.930502][  T672] RBP: 00007ffe53c75a00 R08: 00007ffe53c75a50 R09: 0000000000000080
[   39.930503][  T672] R10: 0000000000000000 R11: 0000000000000202 R12: 0000562815515840
[   39.930505][  T672] R13: 00007ffe53c75b34 R14: 0000000000000000 R15: 0000000000000000
| [   45.279181][ T1060] softirqs last disabled at (42900): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   45.279184][ T1060] Preemption disabled at:
| [   45.279185][ T1060] vprintk_emit (kernel/printk/printk.c:2471)
| [   45.279197][ T1060] Tainted: [W]=WARN
[   45.279198][ T1060] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.279200][ T1060] Call Trace:
[   45.279202][ T1060]  <TASK>
[   45.279204][ T1060]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   45.279212][ T1060]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   45.279214][ T1060]  __might_resched.cold (kernel/sched/core.c:9234)
[   45.279220][ T1060]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   45.279226][ T1060]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   45.279233][ T1060]  __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))
[   45.279236][ T1060]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.279245][ T1060]  ? 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)
[   45.279248][ T1060]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.279254][ T1060]  put_chars (drivers/char/virtio_console.c:1176)
[   45.279258][ T1060]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   45.279260][ T1060]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   45.279265][ T1060]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.279269][ T1060]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.279277][ T1060]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   45.279282][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.279291][ T1060]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   45.279296][ T1060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.279304][ T1060]  console_emit_next_record (kernel/printk/printk.c:3183)
[   45.279310][ T1060]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   45.279321][ T1060]  ? 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))
[   45.279326][ T1060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.279329][ T1060]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.279335][ T1060]  console_flush_one_record (kernel/printk/printk.c:3268)
[   45.279342][ T1060]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   45.279345][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.279354][ T1060]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   45.279358][ T1060]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   45.279361][ T1060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.279364][ T1060]  ? 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)
[   45.279370][ T1060]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   45.279373][ T1060]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   45.279377][ T1060]  vprintk_emit (kernel/printk/printk.c:2479)
[   45.279383][ T1060]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   45.279385][ T1060]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   45.279388][ T1060]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   45.279391][ T1060]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.279394][ T1060]  ? __bfs (kernel/locking/lockdep.c:1831 (discriminator 2))
[   45.279400][ T1060]  dev_vprintk_emit (drivers/base/core.c:5000)
[   45.279407][ T1060]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   45.279414][ T1060]  ? __bfs (kernel/locking/lockdep.c:1831 (discriminator 2))
[   45.279422][ T1060]  dev_printk_emit (drivers/base/core.c:5011)
[   45.279426][ T1060]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   45.279430][ T1060]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.279435][ T1060]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   45.279437][ T1060]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   45.279440][ T1060]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   45.279446][ T1060]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   45.279455][ T1060]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   45.279459][ T1060]  ? netdev_notice (net/core/dev.c:13194)
[   45.279464][ T1060]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.279468][ T1060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.279472][ T1060]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   45.279478][ T1060]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   45.279482][ T1060]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   45.279487][ T1060]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   45.279492][ T1060]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   45.279497][ T1060]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.279501][ T1060]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   45.279510][ T1060]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   45.279515][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.279520][ T1060]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   45.279522][ T1060]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   45.279525][ T1060]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   45.279528][ T1060]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.279531][ T1060]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.279539][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.279542][ T1060]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   45.279544][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   45.279553][ T1060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.279556][ T1060]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   45.279561][ T1060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.279564][ T1060]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.279566][ T1060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.279568][ T1060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.279571][ T1060]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   45.279574][ T1060]  ? __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)
[   45.279578][ T1060]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   45.279581][ T1060]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   45.279584][ T1060]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   45.279589][ T1060]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   45.279591][ T1060]  ? nla_get_range_signed (lib/nlattr.c:270)
[   45.279596][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.279601][ T1060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.279614][ T1060]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   45.279619][ T1060]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   45.279621][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.279662][ T1060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.279665][ T1060]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.279669][ T1060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.279672][ T1060]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   45.279676][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.279684][ T1060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.279687][ T1060]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.279690][ T1060]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   45.279693][ T1060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.279699][ T1060]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   45.279703][ T1060]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.279708][ T1060]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.279710][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.279718][ T1060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.279721][ T1060]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.279727][ T1060]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.279731][ T1060]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.279736][ T1060]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.279748][ T1060]  ? 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))
[   45.279750][ T1060]  ? 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))
[   45.279758][ T1060]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.279765][ T1060]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.279771][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.279776][ T1060]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.279783][ T1060]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   45.279785][ T1060]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.279790][ T1060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.279798][ T1060]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   45.279802][ T1060]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   45.279807][ T1060]  __sys_sendto (net/socket.c:2281)
[   45.279811][ T1060]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   45.279836][ T1060]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   45.279839][ T1060]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   45.279844][ T1060]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   45.279847][ T1060]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   45.279851][ T1060]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.279854][ T1060]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   45.279858][ T1060]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.279862][ T1060] RIP: 0033:0x7f044cffe54e
[   45.279866][ T1060] 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
[   45.279869][ T1060] RSP: 002b:00007ffe53c759f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   45.279873][ T1060] RAX: ffffffffffffffda RBX: 00005628153aa150 RCX: 00007f044cffe54e
[   45.279874][ T1060] RDX: 0000000000000030 RSI: 00005628153a93f0 RDI: 0000000000000014
[   45.279876][ T1060] RBP: 00007ffe53c75a00 R08: 00007ffe53c75a50 R09: 0000000000000080
[   45.279877][ T1060] R10: 0000000000000000 R11: 0000000000000202 R12: 00005628154fdb30
[   45.279879][ T1060] R13: 00007ffe53c75b34 R14: 0000000000000000 R15: 0000000000000000
| [   50.487178][ T1060] softirqs last disabled at (143938): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   50.487180][ T1060] Preemption disabled at:
| [   50.487181][ T1060] vprintk_emit (kernel/printk/printk.c:2471)
| [   50.487189][ T1060] Tainted: [W]=WARN
[   50.487190][ T1060] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.487192][ T1060] Call Trace:
[   50.487194][ T1060]  <TASK>
[   50.487195][ T1060]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   50.487201][ T1060]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   50.487203][ T1060]  __might_resched.cold (kernel/sched/core.c:9234)
[   50.487208][ T1060]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   50.487212][ T1060]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   50.487216][ T1060]  __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))
[   50.487218][ T1060]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.487224][ T1060]  ? 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)
[   50.487227][ T1060]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.487231][ T1060]  put_chars (drivers/char/virtio_console.c:1176)
[   50.487233][ T1060]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   50.487235][ T1060]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   50.487238][ T1060]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.487241][ T1060]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   50.487246][ T1060]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   50.487250][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.487256][ T1060]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   50.487259][ T1060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.487264][ T1060]  console_emit_next_record (kernel/printk/printk.c:3183)
[   50.487268][ T1060]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   50.487269][ T1060]  ? 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))
[   50.487273][ T1060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.487275][ T1060]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.487279][ T1060]  console_flush_one_record (kernel/printk/printk.c:3268)
[   50.487283][ T1060]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   50.487285][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.487290][ T1060]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   50.487293][ T1060]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   50.487295][ T1060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.487297][ T1060]  ? 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)
[   50.487301][ T1060]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   50.487302][ T1060]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   50.487305][ T1060]  vprintk_emit (kernel/printk/printk.c:2479)
[   50.487309][ T1060]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   50.487310][ T1060]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   50.487312][ T1060]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   50.487317][ T1060]  dev_vprintk_emit (drivers/base/core.c:5000)
[   50.487334][ T1060]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   50.487339][ T1060]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   50.487342][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.487345][ T1060]  dev_printk_emit (drivers/base/core.c:5011)
[   50.487348][ T1060]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   50.487351][ T1060]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   50.487353][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.487355][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.487356][ T1060]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   50.487358][ T1060]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   50.487362][ T1060]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   50.487368][ T1060]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   50.487371][ T1060]  ? netdev_notice (net/core/dev.c:13194)
[   50.487374][ T1060]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.487377][ T1060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   50.487379][ T1060]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   50.487383][ T1060]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   50.487385][ T1060]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   50.487388][ T1060]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   50.487392][ T1060]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   50.487394][ T1060]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.487397][ T1060]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   50.487403][ T1060]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   50.487406][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.487409][ T1060]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   50.487410][ T1060]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   50.487412][ T1060]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   50.487414][ T1060]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.487416][ T1060]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   50.487421][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.487423][ T1060]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   50.487424][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   50.487428][ T1060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   50.487430][ T1060]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   50.487432][ T1060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.487434][ T1060]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.487436][ T1060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.487437][ T1060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.487439][ T1060]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   50.487441][ T1060]  ? __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)
[   50.487444][ T1060]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   50.487446][ T1060]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   50.487447][ T1060]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   50.487450][ T1060]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   50.487452][ T1060]  ? nla_get_range_signed (lib/nlattr.c:270)
[   50.487455][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.487459][ T1060]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.487466][ T1060]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   50.487470][ T1060]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   50.487471][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.487495][ T1060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   50.487497][ T1060]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.487499][ T1060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   50.487501][ T1060]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   50.487504][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.487508][ T1060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   50.487510][ T1060]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.487512][ T1060]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   50.487514][ T1060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   50.487518][ T1060]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   50.487520][ T1060]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   50.487524][ T1060]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.487525][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.487530][ T1060]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   50.487532][ T1060]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.487535][ T1060]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   50.487539][ T1060]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.487542][ T1060]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.487552][ T1060]  ? 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))
[   50.487554][ T1060]  ? 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))
[   50.487559][ T1060]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.487563][ T1060]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.487567][ T1060]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.487570][ T1060]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   50.487574][ T1060]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   50.487576][ T1060]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.487579][ T1060]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   50.487584][ T1060]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   50.487586][ T1060]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   50.487590][ T1060]  __sys_sendto (net/socket.c:2281)
[   50.487593][ T1060]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   50.487605][ T1060]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   50.487610][ T1060]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   50.487612][ T1060]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   50.487616][ T1060]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   50.487617][ T1060]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   50.487620][ T1060]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   50.487622][ T1060]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   50.487624][ T1060]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.487626][ T1060] RIP: 0033:0x7f044cffe54e
[   50.487631][ T1060] 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
[   50.487632][ T1060] RSP: 002b:00007ffe53c759f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   50.487635][ T1060] RAX: ffffffffffffffda RBX: 00005628153aa150 RCX: 00007f044cffe54e
[   50.487636][ T1060] RDX: 0000000000000030 RSI: 000056281539a720 RDI: 0000000000000014
[   50.487637][ T1060] RBP: 00007ffe53c75a00 R08: 00007ffe53c75a50 R09: 0000000000000080
[   50.487638][ T1060] R10: 0000000000000000 R11: 0000000000000202 R12: 0000562815515840
[   50.487639][ T1060] R13: 00007ffe53c75b34 R14: 0000000000000000 R15: 0000000000000000
| [   55.236687][ T1273] softirqs last disabled at (30030): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   55.236690][ T1273] Preemption disabled at:
| [   55.236691][ T1273] vprintk_emit (kernel/printk/printk.c:2471)
| [   55.236700][ T1273] Tainted: [W]=WARN
[   55.236700][ T1273] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.236702][ T1273] Call Trace:
[   55.236704][ T1273]  <TASK>
[   55.236705][ T1273]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   55.236711][ T1273]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   55.236713][ T1273]  __might_resched.cold (kernel/sched/core.c:9234)
[   55.236717][ T1273]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   55.236722][ T1273]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   55.236726][ T1273]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   55.236728][ T1273]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   55.236734][ T1273]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   55.236737][ T1273]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   55.236741][ T1273]  put_chars (drivers/char/virtio_console.c:1176)
[   55.236744][ T1273]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   55.236745][ T1273]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   55.236748][ T1273]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.236751][ T1273]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   55.236756][ T1273]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   55.236760][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.236766][ T1273]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   55.236769][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.236774][ T1273]  console_emit_next_record (kernel/printk/printk.c:3183)
[   55.236778][ T1273]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   55.236779][ T1273]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   55.236783][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.236784][ T1273]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.236788][ T1273]  console_flush_one_record (kernel/printk/printk.c:3268)
[   55.236793][ T1273]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   55.236795][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.236800][ T1273]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   55.236803][ T1273]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   55.236805][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.236806][ T1273]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   55.236810][ T1273]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   55.236812][ T1273]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   55.236815][ T1273]  vprintk_emit (kernel/printk/printk.c:2479)
[   55.236818][ T1273]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   55.236819][ T1273]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   55.236821][ T1273]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   55.236827][ T1273]  dev_vprintk_emit (drivers/base/core.c:5000)
[   55.236833][ T1273]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   55.236838][ T1273]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   55.236840][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.236844][ T1273]  dev_printk_emit (drivers/base/core.c:5011)
[   55.236846][ T1273]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   55.236849][ T1273]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   55.236851][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.236853][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.236855][ T1273]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   55.236856][ T1273]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   55.236860][ T1273]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   55.236866][ T1273]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   55.236869][ T1273]  ? netdev_notice (net/core/dev.c:13194)
[   55.236872][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.236875][ T1273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   55.236878][ T1273]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   55.236881][ T1273]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   55.236883][ T1273]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   55.236886][ T1273]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   55.236890][ T1273]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   55.236892][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.236895][ T1273]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   55.236901][ T1273]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   55.236904][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.236907][ T1273]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   55.236908][ T1273]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   55.236910][ T1273]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   55.236912][ T1273]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.236914][ T1273]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   55.236918][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.236920][ T1273]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   55.236922][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   55.236926][ T1273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   55.236928][ T1273]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   55.236930][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.236932][ T1273]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.236933][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.236934][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.236936][ T1273]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   55.236938][ T1273]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   55.236941][ T1273]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   55.236943][ T1273]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   55.236945][ T1273]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   55.236948][ T1273]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   55.236949][ T1273]  ? nla_get_range_signed (lib/nlattr.c:270)
[   55.236953][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.236956][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.236964][ T1273]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   55.236967][ T1273]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   55.236968][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.236991][ T1273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   55.236993][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.236996][ T1273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   55.236998][ T1273]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   55.237000][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.237005][ T1273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   55.237007][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.237008][ T1273]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   55.237010][ T1273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   55.237014][ T1273]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   55.237016][ T1273]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   55.237019][ T1273]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.237020][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.237025][ T1273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   55.237027][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.237030][ T1273]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   55.237033][ T1273]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.237036][ T1273]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.237043][ T1273]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   55.237045][ T1273]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   55.237050][ T1273]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.237054][ T1273]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.237057][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.237061][ T1273]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   55.237065][ T1273]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   55.237066][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.237069][ T1273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   55.237074][ T1273]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   55.237077][ T1273]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   55.237080][ T1273]  __sys_sendto (net/socket.c:2281)
[   55.237083][ T1273]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   55.237095][ T1273]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   55.237100][ T1273]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   55.237102][ T1273]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   55.237106][ T1273]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   55.237107][ T1273]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   55.237110][ T1273]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   55.237112][ T1273]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   55.237114][ T1273]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.237116][ T1273] RIP: 0033:0x7f044cffe54e
[   55.237120][ T1273] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   55.237122][ T1273] RSP: 002b:00007ffe53c759f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   55.237124][ T1273] RAX: ffffffffffffffda RBX: 00005628153a7310 RCX: 00007f044cffe54e
[   55.237126][ T1273] RDX: 0000000000000030 RSI: 00005628153a6bf0 RDI: 0000000000000016
[   55.237126][ T1273] RBP: 00007ffe53c75a00 R08: 00007ffe53c75a50 R09: 0000000000000080
[   55.237127][ T1273] R10: 0000000000000000 R11: 0000000000000202 R12: 00005628154fba30
[   55.237128][ T1273] R13: 00007ffe53c75b34 R14: 0000000000000000 R15: 0000000000000000
| [   57.713284][ T1273] softirqs last disabled at (86348): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   57.713286][ T1273] Preemption disabled at:
| [   57.713287][ T1273] vprintk_emit (kernel/printk/printk.c:2471)
| [   57.713296][ T1273] Tainted: [W]=WARN
[   57.713297][ T1273] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.713298][ T1273] Call Trace:
[   57.713300][ T1273]  <TASK>
[   57.713301][ T1273]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   57.713308][ T1273]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   57.713309][ T1273]  __might_resched.cold (kernel/sched/core.c:9234)
[   57.713314][ T1273]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   57.713322][ T1273]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   57.713326][ T1273]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   57.713328][ T1273]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   57.713335][ T1273]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   57.713338][ T1273]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   57.713341][ T1273]  put_chars (drivers/char/virtio_console.c:1176)
[   57.713344][ T1273]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   57.713345][ T1273]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   57.713354][ T1273]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   57.713357][ T1273]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   57.713362][ T1273]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   57.713366][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.713372][ T1273]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   57.713375][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.713379][ T1273]  console_emit_next_record (kernel/printk/printk.c:3183)
[   57.713384][ T1273]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   57.713386][ T1273]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   57.713389][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.713391][ T1273]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.713395][ T1273]  console_flush_one_record (kernel/printk/printk.c:3268)
[   57.713399][ T1273]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   57.713401][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.713406][ T1273]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   57.713409][ T1273]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   57.713411][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.713412][ T1273]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   57.713416][ T1273]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   57.713418][ T1273]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   57.713421][ T1273]  vprintk_emit (kernel/printk/printk.c:2479)
[   57.713424][ T1273]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   57.713425][ T1273]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   57.713427][ T1273]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   57.713432][ T1273]  dev_vprintk_emit (drivers/base/core.c:5000)
[   57.713438][ T1273]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   57.713443][ T1273]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   57.713445][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.713449][ T1273]  dev_printk_emit (drivers/base/core.c:5011)
[   57.713451][ T1273]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   57.713454][ T1273]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   57.713456][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.713458][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.713460][ T1273]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   57.713461][ T1273]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   57.713465][ T1273]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   57.713471][ T1273]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   57.713474][ T1273]  ? netdev_notice (net/core/dev.c:13194)
[   57.713477][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.713480][ T1273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   57.713482][ T1273]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   57.713486][ T1273]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   57.713488][ T1273]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   57.713491][ T1273]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   57.713495][ T1273]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   57.713498][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.713501][ T1273]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   57.713506][ T1273]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   57.713509][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.713512][ T1273]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   57.713513][ T1273]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   57.713515][ T1273]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   57.713517][ T1273]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   57.713519][ T1273]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   57.713524][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.713525][ T1273]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   57.713527][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   57.713531][ T1273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   57.713533][ T1273]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   57.713535][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.713537][ T1273]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.713539][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.713540][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.713541][ T1273]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   57.713544][ T1273]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   57.713547][ T1273]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   57.713550][ T1273]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   57.713553][ T1273]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   57.713556][ T1273]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   57.713557][ T1273]  ? nla_get_range_signed (lib/nlattr.c:270)
[   57.713561][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.713564][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.713571][ T1273]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   57.713574][ T1273]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   57.713576][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.713598][ T1273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   57.713600][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.713603][ T1273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   57.713605][ T1273]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   57.713607][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.713612][ T1273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   57.713613][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.713615][ T1273]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   57.713617][ T1273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   57.713621][ T1273]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   57.713623][ T1273]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   57.713626][ T1273]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.713628][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.713632][ T1273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   57.713634][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.713637][ T1273]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   57.713641][ T1273]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.713644][ T1273]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   57.713650][ T1273]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   57.713652][ T1273]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   57.713657][ T1273]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.713661][ T1273]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.713664][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.713668][ T1273]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   57.713672][ T1273]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   57.713674][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.713676][ T1273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   57.713681][ T1273]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   57.713684][ T1273]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   57.713688][ T1273]  __sys_sendto (net/socket.c:2281)
[   57.713691][ T1273]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   57.713705][ T1273]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   57.713707][ T1273]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   57.713711][ T1273]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   57.713713][ T1273]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   57.713716][ T1273]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   57.713718][ T1273]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   57.713721][ T1273]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.713723][ T1273] RIP: 0033:0x7f044cffe54e
[   57.713727][ T1273] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   57.713728][ T1273] RSP: 002b:00007ffe53c759f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   57.713731][ T1273] RAX: ffffffffffffffda RBX: 00005628153a7310 RCX: 00007f044cffe54e
[   57.713732][ T1273] RDX: 0000000000000030 RSI: 00005628153a72d0 RDI: 0000000000000016
[   57.713733][ T1273] RBP: 00007ffe53c75a00 R08: 00007ffe53c75a50 R09: 0000000000000080
[   57.713734][ T1273] R10: 0000000000000000 R11: 0000000000000202 R12: 00005628154fba30
[   57.713734][ T1273] R13: 00007ffe53c75b34 R14: 0000000000000000 R15: 0000000000000000
| [   59.985278][ T1273] softirqs last disabled at (136668): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   59.985280][ T1273] Preemption disabled at:
| [   59.985281][ T1273] vprintk_emit (kernel/printk/printk.c:2471)
| [   59.985289][ T1273] Tainted: [W]=WARN
[   59.985290][ T1273] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.985291][ T1273] Call Trace:
[   59.985293][ T1273]  <TASK>
[   59.985294][ T1273]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   59.985300][ T1273]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   59.985302][ T1273]  __might_resched.cold (kernel/sched/core.c:9234)
[   59.985307][ T1273]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   59.985311][ T1273]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   59.985315][ T1273]  __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))
[   59.985317][ T1273]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.985327][ T1273]  ? 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)
[   59.985330][ T1273]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.985334][ T1273]  put_chars (drivers/char/virtio_console.c:1176)
[   59.985336][ T1273]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   59.985338][ T1273]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.985341][ T1273]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.985344][ T1273]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.985349][ T1273]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   59.985360][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.985366][ T1273]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   59.985369][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.985374][ T1273]  console_emit_next_record (kernel/printk/printk.c:3183)
[   59.985378][ T1273]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   59.985380][ T1273]  ? 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))
[   59.985383][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.985385][ T1273]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.985389][ T1273]  console_flush_one_record (kernel/printk/printk.c:3268)
[   59.985393][ T1273]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   59.985395][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.985400][ T1273]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   59.985403][ T1273]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   59.985405][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.985407][ T1273]  ? 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)
[   59.985410][ T1273]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   59.985412][ T1273]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   59.985415][ T1273]  vprintk_emit (kernel/printk/printk.c:2479)
[   59.985418][ T1273]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   59.985419][ T1273]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   59.985421][ T1273]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   59.985427][ T1273]  dev_vprintk_emit (drivers/base/core.c:5000)
[   59.985432][ T1273]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   59.985437][ T1273]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   59.985440][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.985443][ T1273]  dev_printk_emit (drivers/base/core.c:5011)
[   59.985446][ T1273]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   59.985449][ T1273]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.985451][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.985453][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.985454][ T1273]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.985456][ T1273]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.985460][ T1273]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   59.985466][ T1273]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   59.985469][ T1273]  ? netdev_notice (net/core/dev.c:13194)
[   59.985471][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.985474][ T1273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.985477][ T1273]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   59.985480][ T1273]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.985483][ T1273]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   59.985485][ T1273]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   59.985489][ T1273]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   59.985492][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.985494][ T1273]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   59.985500][ T1273]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.985503][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.985506][ T1273]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   59.985507][ T1273]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   59.985509][ T1273]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.985511][ T1273]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.985513][ T1273]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.985517][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.985519][ T1273]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   59.985521][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   59.985524][ T1273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.985526][ T1273]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   59.985529][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.985530][ T1273]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.985532][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.985533][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.985535][ T1273]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   59.985537][ T1273]  ? __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)
[   59.985540][ T1273]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   59.985541][ T1273]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   59.985543][ T1273]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   59.985547][ T1273]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   59.985549][ T1273]  ? nla_get_range_signed (lib/nlattr.c:270)
[   59.985553][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.985557][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.985564][ T1273]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   59.985567][ T1273]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   59.985568][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.985591][ T1273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.985593][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.985595][ T1273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.985597][ T1273]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   59.985599][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.985604][ T1273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.985606][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.985608][ T1273]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   59.985610][ T1273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.985613][ T1273]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   59.985615][ T1273]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   59.985618][ T1273]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.985620][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.985624][ T1273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.985626][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.985630][ T1273]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   59.985633][ T1273]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.985635][ T1273]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.985642][ T1273]  ? 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))
[   59.985644][ T1273]  ? 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))
[   59.985648][ T1273]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.985652][ T1273]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.985656][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.985660][ T1273]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   59.985664][ T1273]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   59.985665][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.985668][ T1273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.985673][ T1273]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   59.985675][ T1273]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   59.985679][ T1273]  __sys_sendto (net/socket.c:2281)
[   59.985682][ T1273]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   59.985693][ T1273]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   59.985699][ T1273]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   59.985701][ T1273]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   59.985704][ T1273]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   59.985706][ T1273]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   59.985708][ T1273]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   59.985710][ T1273]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   59.985713][ T1273]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.985715][ T1273] RIP: 0033:0x7f044cffe54e
[   59.985719][ T1273] 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
[   59.985720][ T1273] RSP: 002b:00007ffe53c759f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   59.985723][ T1273] RAX: ffffffffffffffda RBX: 00005628153a7310 RCX: 00007f044cffe54e
[   59.985724][ T1273] RDX: 0000000000000030 RSI: 00005628154f0dd0 RDI: 0000000000000016
[   59.985725][ T1273] RBP: 00007ffe53c75a00 R08: 00007ffe53c75a50 R09: 0000000000000080
[   59.985726][ T1273] R10: 0000000000000000 R11: 0000000000000202 R12: 00005628154fba30
[   59.985727][ T1273] R13: 00007ffe53c75b34 R14: 0000000000000000 R15: 0000000000000000
| [   62.027997][ T1273] softirqs last disabled at (204730): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   62.027999][ T1273] Preemption disabled at:
| [   62.028000][ T1273] vprintk_emit (kernel/printk/printk.c:2471)
| [   62.028009][ T1273] Tainted: [W]=WARN
[   62.028009][ T1273] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   62.028011][ T1273] Call Trace:
[   62.028013][ T1273]  <TASK>
[   62.028014][ T1273]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   62.028020][ T1273]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   62.028022][ T1273]  __might_resched.cold (kernel/sched/core.c:9234)
[   62.028027][ T1273]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   62.028031][ T1273]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   62.028035][ T1273]  __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))
[   62.028038][ T1273]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   62.028044][ T1273]  ? 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)
[   62.028047][ T1273]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   62.028051][ T1273]  put_chars (drivers/char/virtio_console.c:1176)
[   62.028053][ T1273]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   62.028055][ T1273]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   62.028058][ T1273]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   62.028061][ T1273]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   62.028066][ T1273]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   62.028070][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   62.028076][ T1273]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   62.028079][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.028084][ T1273]  console_emit_next_record (kernel/printk/printk.c:3183)
[   62.028088][ T1273]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   62.028090][ T1273]  ? 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))
[   62.028093][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.028095][ T1273]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.028099][ T1273]  console_flush_one_record (kernel/printk/printk.c:3268)
[   62.028103][ T1273]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   62.028105][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   62.028111][ T1273]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   62.028113][ T1273]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   62.028115][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.028117][ T1273]  ? 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)
[   62.028121][ T1273]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   62.028123][ T1273]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   62.028125][ T1273]  vprintk_emit (kernel/printk/printk.c:2479)
[   62.028129][ T1273]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   62.028130][ T1273]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   62.028132][ T1273]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   62.028137][ T1273]  dev_vprintk_emit (drivers/base/core.c:5000)
[   62.028143][ T1273]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   62.028148][ T1273]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   62.028150][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   62.028154][ T1273]  dev_printk_emit (drivers/base/core.c:5011)
[   62.028156][ T1273]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   62.028159][ T1273]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   62.028162][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   62.028163][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   62.028165][ T1273]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   62.028167][ T1273]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   62.028170][ T1273]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   62.028177][ T1273]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   62.028180][ T1273]  ? netdev_notice (net/core/dev.c:13194)
[   62.028183][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   62.028186][ T1273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   62.028188][ T1273]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   62.028192][ T1273]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   62.028194][ T1273]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   62.028197][ T1273]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   62.028200][ T1273]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   62.028203][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   62.028206][ T1273]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   62.028212][ T1273]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   62.028215][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   62.028218][ T1273]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   62.028219][ T1273]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   62.028221][ T1273]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   62.028223][ T1273]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   62.028225][ T1273]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   62.028230][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   62.028232][ T1273]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   62.028234][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   62.028237][ T1273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   62.028239][ T1273]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   62.028242][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.028244][ T1273]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   62.028245][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.028246][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.028248][ T1273]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   62.028250][ T1273]  ? __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)
[   62.028253][ T1273]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   62.028255][ T1273]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   62.028257][ T1273]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   62.028260][ T1273]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   62.028261][ T1273]  ? nla_get_range_signed (lib/nlattr.c:270)
[   62.028265][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   62.028268][ T1273]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   62.028276][ T1273]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   62.028279][ T1273]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   62.028280][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   62.028304][ T1273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   62.028306][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   62.028309][ T1273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   62.028311][ T1273]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   62.028313][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   62.028318][ T1273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   62.028323][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   62.028325][ T1273]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   62.028327][ T1273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   62.028331][ T1273]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   62.028333][ T1273]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   62.028336][ T1273]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.028337][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   62.028342][ T1273]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   62.028344][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   62.028348][ T1273]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   62.028351][ T1273]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   62.028354][ T1273]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   62.028365][ T1273]  ? 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))
[   62.028368][ T1273]  ? 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))
[   62.028372][ T1273]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   62.028377][ T1273]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   62.028380][ T1273]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   62.028384][ T1273]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   62.028388][ T1273]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   62.028390][ T1273]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   62.028393][ T1273]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   62.028399][ T1273]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   62.028401][ T1273]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   62.028405][ T1273]  __sys_sendto (net/socket.c:2281)
[   62.028408][ T1273]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   62.028423][ T1273]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   62.028426][ T1273]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   62.028429][ T1273]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   62.028432][ T1273]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   62.028434][ T1273]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   62.028436][ T1273]  ? irq_exit_rcu (kernel/softirq.c:786)
[   62.028440][ T1273]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   62.028443][ T1273] RIP: 0033:0x7f044cffe54e
[   62.028447][ T1273] 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
[   62.028448][ T1273] RSP: 002b:00007ffe53c759f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   62.028451][ T1273] RAX: ffffffffffffffda RBX: 00005628153a7310 RCX: 00007f044cffe54e
[   62.028452][ T1273] RDX: 0000000000000030 RSI: 0000562815555d80 RDI: 0000000000000016
[   62.028453][ T1273] RBP: 00007ffe53c75a00 R08: 00007ffe53c75a50 R09: 0000000000000080
[   62.028454][ T1273] R10: 0000000000000000 R11: 0000000000000202 R12: 00005628155102c0


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