======================================
| [   10.454757][  T191] softirqs last disabled at (23446): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   10.454759][  T191] Preemption disabled at:
| [   10.454760][  T191] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.454769][  T191] Tainted: [W]=WARN
[   10.454770][  T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.454772][  T191] Call Trace:
[   10.454773][  T191]  <TASK>
[   10.454775][  T191]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.454781][  T191]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.454783][  T191]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.454787][  T191]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.454791][  T191]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.454796][  T191]  __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))
[   10.454798][  T191]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.454803][  T191]  ? 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)
[   10.454806][  T191]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.454809][  T191]  put_chars (drivers/char/virtio_console.c:1176)
[   10.454812][  T191]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.454815][  T191]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   10.454820][  T191]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.454823][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.454828][  T191]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.454830][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.454837][  T191]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.454840][  T191]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.454845][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.454847][  T191]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.454851][  T191]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.454855][  T191]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.454856][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.454862][  T191]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.454864][  T191]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.454866][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.454868][  T191]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.454871][  T191]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.454873][  T191]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.454876][  T191]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.454879][  T191]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.454882][  T191]  ? write_profile (profile.c:?)
[   10.454885][  T191]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   10.454892][  T191]  dev_vprintk_emit (drivers/base/core.c:5000)
[   10.454897][  T191]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   10.454902][  T191]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   10.454908][  T191]  dev_printk_emit (drivers/base/core.c:5011)
[   10.454910][  T191]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   10.454914][  T191]  ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3))
[   10.454919][  T191]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   10.454925][  T191]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   10.454927][  T191]  ? netdev_notice (net/core/dev.c:13194)
[   10.454930][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.454934][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.454936][  T191]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   10.454940][  T191]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   10.454942][  T191]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   10.454945][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.454947][  T191]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[   10.454950][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   10.454953][  T191]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   10.454955][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.454958][  T191]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   10.454965][  T191]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   10.454968][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.454970][  T191]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   10.454972][  T191]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.454973][  T191]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.454976][  T191]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.454978][  T191]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.454982][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.454987][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.454989][  T191]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   10.454992][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.454994][  T191]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.454995][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.454996][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.454999][  T191]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   10.455001][  T191]  ? __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)
[   10.455005][  T191]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   10.455006][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.455008][  T191]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   10.455010][  T191]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.455012][  T191]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   10.455014][  T191]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.455020][  T191]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.455023][  T191]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   10.455031][  T191]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   10.455040][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   10.455042][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.455065][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.455066][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.455070][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.455071][  T191]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.455073][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.455077][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.455079][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.455081][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   10.455084][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.455087][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   10.455089][  T191]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   10.455093][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.455095][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.455099][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.455101][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.455105][  T191]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   10.455108][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.455111][  T191]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.455118][  T191]  ? 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))
[   10.455120][  T191]  ? 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))
[   10.455125][  T191]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.455129][  T191]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.455132][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.455137][  T191]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   10.455141][  T191]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   10.455145][  T191]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.455148][  T191]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.455151][  T191]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   10.455155][  T191]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   10.455169][  T191]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   10.455171][  T191]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.455175][  T191]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.455178][  T191]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   10.455179][  T191]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.455181][  T191]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.455184][  T191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.455186][  T191] RIP: 0033:0x7f34d900154e
[   10.455190][  T191] 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
[   10.455192][  T191] RSP: 002b:00007ffc9bdfff60 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   10.455195][  T191] RAX: ffffffffffffffda RBX: 000055f5120856e0 RCX: 00007f34d900154e
[   10.455196][  T191] RDX: 0000000000000030 RSI: 000055f511f381c0 RDI: 0000000000000018
[   10.455197][  T191] RBP: 00007ffc9bdfff70 R08: 00007ffc9bdfffc0 R09: 0000000000000080
[   10.455198][  T191] R10: 0000000000000000 R11: 0000000000000202 R12: 000055f51208f380
[   10.455199][  T191] R13: 00007ffc9be000a4 R14: 0000000000000000 R15: 0000000000000000
| [   14.271974][  T194] softirqs last disabled at (108346): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   14.271977][  T194] Preemption disabled at:
| [   14.271977][  T194] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.271986][  T194] Tainted: [W]=WARN
[   14.271987][  T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.271989][  T194] Call Trace:
[   14.271991][  T194]  <TASK>
[   14.271993][  T194]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.271998][  T194]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.272001][  T194]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.272006][  T194]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.272010][  T194]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.272015][  T194]  __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))
[   14.272017][  T194]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.272023][  T194]  ? 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)
[   14.272025][  T194]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.272029][  T194]  put_chars (drivers/char/virtio_console.c:1176)
[   14.272032][  T194]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.272034][  T194]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.272039][  T194]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.272041][  T194]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.272046][  T194]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.272049][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.272060][  T194]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.272063][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.272069][  T194]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.272073][  T194]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.272078][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.272080][  T194]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.272085][  T194]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.272089][  T194]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.272091][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.272096][  T194]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.272099][  T194]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.272101][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.272103][  T194]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.272107][  T194]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.272109][  T194]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.272112][  T194]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.272116][  T194]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.272119][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.272125][  T194]  dev_vprintk_emit (drivers/base/core.c:5000)
[   14.272130][  T194]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   14.272140][  T194]  dev_printk_emit (drivers/base/core.c:5011)
[   14.272143][  T194]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   14.272145][  T194]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.272148][  T194]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.272150][  T194]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   14.272154][  T194]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.272156][  T194]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.272161][  T194]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   14.272167][  T194]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   14.272169][  T194]  ? netdev_notice (net/core/dev.c:13194)
[   14.272172][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.272176][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.272179][  T194]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.272182][  T194]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.272185][  T194]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   14.272188][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.272190][  T194]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[   14.272192][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   14.272196][  T194]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   14.272199][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.272202][  T194]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   14.272209][  T194]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.272212][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.272215][  T194]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.272217][  T194]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.272218][  T194]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.272221][  T194]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.272223][  T194]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.272227][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.272232][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.272234][  T194]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   14.272237][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.272240][  T194]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.272241][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.272243][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.272245][  T194]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.272248][  T194]  ? __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)
[   14.272251][  T194]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.272252][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.272254][  T194]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   14.272257][  T194]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.272260][  T194]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.272262][  T194]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.272268][  T194]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.272272][  T194]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   14.272280][  T194]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   14.272284][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   14.272286][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.272312][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.272314][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.272317][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.272319][  T194]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.272321][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.272326][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.272328][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.272330][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   14.272332][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.272336][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   14.272339][  T194]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.272343][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.272344][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.272349][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.272351][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.272355][  T194]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.272359][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.272362][  T194]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.272370][  T194]  ? 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))
[   14.272372][  T194]  ? 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))
[   14.272377][  T194]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.272382][  T194]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.272385][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.272390][  T194]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.272395][  T194]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.272399][  T194]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.272402][  T194]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.272406][  T194]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   14.272410][  T194]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   14.272425][  T194]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   14.272427][  T194]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.272431][  T194]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   14.272434][  T194]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   14.272435][  T194]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.272437][  T194]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.272440][  T194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.272442][  T194] RIP: 0033:0x7f34d900154e
[   14.272446][  T194] 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
[   14.272448][  T194] RSP: 002b:00007ffc9bdfff60 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   14.272451][  T194] RAX: ffffffffffffffda RBX: 000055f5120856e0 RCX: 00007f34d900154e
[   14.272452][  T194] RDX: 0000000000000030 RSI: 000055f5120911a0 RDI: 000000000000001e
[   14.272453][  T194] RBP: 00007ffc9bdfff70 R08: 00007ffc9bdfffc0 R09: 0000000000000080
[   14.272454][  T194] R10: 0000000000000000 R11: 0000000000000202 R12: 000055f51208f380
[   14.272455][  T194] R13: 00007ffc9be000a4 R14: 0000000000000000 R15: 0000000000000000
| [   15.647691][  T194] softirqs last disabled at (412240): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   15.647693][  T194] Preemption disabled at:
| [   15.647694][  T194] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.647702][  T194] Tainted: [W]=WARN
[   15.647703][  T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.647705][  T194] Call Trace:
[   15.647707][  T194]  <TASK>
[   15.647709][  T194]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.647714][  T194]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.647716][  T194]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.647721][  T194]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.647725][  T194]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.647730][  T194]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   15.647732][  T194]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.647737][  T194]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.647740][  T194]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.647743][  T194]  put_chars (drivers/char/virtio_console.c:1176)
[   15.647746][  T194]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.647747][  T194]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.647752][  T194]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.647754][  T194]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.647759][  T194]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.647762][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.647767][  T194]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.647770][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.647775][  T194]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.647779][  T194]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.647783][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.647785][  T194]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.647789][  T194]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.647793][  T194]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.647795][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.647800][  T194]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.647803][  T194]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.647804][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.647806][  T194]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.647810][  T194]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.647811][  T194]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.647814][  T194]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.647818][  T194]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.647821][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.647826][  T194]  dev_vprintk_emit (drivers/base/core.c:5000)
[   15.647831][  T194]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   15.647840][  T194]  dev_printk_emit (drivers/base/core.c:5011)
[   15.647843][  T194]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   15.647845][  T194]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.647848][  T194]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.647850][  T194]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   15.647853][  T194]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.647855][  T194]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.647859][  T194]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   15.647865][  T194]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   15.647867][  T194]  ? netdev_notice (net/core/dev.c:13194)
[   15.647870][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.647873][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.647876][  T194]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   15.647879][  T194]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   15.647882][  T194]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   15.647885][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.647886][  T194]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[   15.647889][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   15.647892][  T194]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   15.647894][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.647898][  T194]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   15.647904][  T194]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   15.647907][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.647910][  T194]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   15.647911][  T194]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.647912][  T194]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.647915][  T194]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.647916][  T194]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.647921][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.647925][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.647927][  T194]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   15.647930][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.647932][  T194]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.647933][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.647935][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.647937][  T194]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   15.647940][  T194]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   15.647943][  T194]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   15.647944][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.647946][  T194]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   15.647948][  T194]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.647951][  T194]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   15.647952][  T194]  ? nla_get_range_signed (lib/nlattr.c:270)
[   15.647959][  T194]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.647962][  T194]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   15.647970][  T194]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   15.647974][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   15.647975][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.647999][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.648000][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.648004][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.648005][  T194]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.648007][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.648011][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.648013][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.648015][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   15.648018][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.648021][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   15.648024][  T194]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.648027][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.648029][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.648033][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.648035][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.648039][  T194]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.648042][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.648046][  T194]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.648053][  T194]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.648054][  T194]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.648059][  T194]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.648070][  T194]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.648072][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.648077][  T194]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.648081][  T194]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   15.648085][  T194]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.648088][  T194]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.648092][  T194]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   15.648095][  T194]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   15.648109][  T194]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   15.648111][  T194]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.648115][  T194]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   15.648118][  T194]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   15.648119][  T194]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.648121][  T194]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.648123][  T194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.648126][  T194] RIP: 0033:0x7f34d900154e
[   15.648130][  T194] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.648131][  T194] RSP: 002b:00007ffc9bdfff60 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   15.648134][  T194] RAX: ffffffffffffffda RBX: 000055f5120856e0 RCX: 00007f34d900154e
[   15.648136][  T194] RDX: 0000000000000030 RSI: 000055f51208ad10 RDI: 000000000000001e
[   15.648137][  T194] RBP: 00007ffc9bdfff70 R08: 00007ffc9bdfffc0 R09: 0000000000000080
[   15.648137][  T194] R10: 0000000000000000 R11: 0000000000000202 R12: 000055f51208a8e0
[   15.648138][  T194] R13: 00007ffc9be000a4 R14: 0000000000000000 R15: 0000000000000000
| [   17.244163][  T194] softirqs last disabled at (694070): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   17.244166][  T194] Preemption disabled at:
| [   17.244166][  T194] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.244175][  T194] Tainted: [W]=WARN
[   17.244176][  T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.244178][  T194] Call Trace:
[   17.244179][  T194]  <TASK>
[   17.244181][  T194]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.244187][  T194]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.244189][  T194]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.244193][  T194]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.244197][  T194]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.244202][  T194]  __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))
[   17.244204][  T194]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.244210][  T194]  ? 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)
[   17.244213][  T194]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.244216][  T194]  put_chars (drivers/char/virtio_console.c:1176)
[   17.244219][  T194]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.244220][  T194]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.244225][  T194]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.244227][  T194]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.244232][  T194]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.244235][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.244240][  T194]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.244242][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.244248][  T194]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.244252][  T194]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.244256][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.244258][  T194]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.244262][  T194]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.244266][  T194]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.244268][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.244273][  T194]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.244276][  T194]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.244277][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.244279][  T194]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.244283][  T194]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.244284][  T194]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.244287][  T194]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.244291][  T194]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.244294][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.244299][  T194]  dev_vprintk_emit (drivers/base/core.c:5000)
[   17.244304][  T194]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   17.244313][  T194]  dev_printk_emit (drivers/base/core.c:5011)
[   17.244315][  T194]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   17.244317][  T194]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.244320][  T194]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.244322][  T194]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   17.244326][  T194]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.244328][  T194]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.244332][  T194]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   17.244337][  T194]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   17.244340][  T194]  ? netdev_notice (net/core/dev.c:13194)
[   17.244342][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.244346][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.244348][  T194]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   17.244351][  T194]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   17.244354][  T194]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   17.244357][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.244359][  T194]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[   17.244361][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   17.244364][  T194]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   17.244367][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.244370][  T194]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   17.244376][  T194]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   17.244379][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.244382][  T194]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   17.244383][  T194]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.244385][  T194]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.244387][  T194]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.244389][  T194]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.244393][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.244397][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.244399][  T194]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   17.244402][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.244404][  T194]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.244405][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.244407][  T194]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.244409][  T194]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   17.244412][  T194]  ? __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)
[   17.244415][  T194]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   17.244416][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.244418][  T194]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   17.244421][  T194]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.244423][  T194]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   17.244425][  T194]  ? nla_get_range_signed (lib/nlattr.c:270)
[   17.244431][  T194]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.244434][  T194]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   17.244442][  T194]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   17.244446][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   17.244447][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.244470][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.244471][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.244475][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.244477][  T194]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.244479][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.244484][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.244486][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.244488][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   17.244490][  T194]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.244494][  T194]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   17.244496][  T194]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   17.244500][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.244501][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.244508][  T194]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.244510][  T194]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.244514][  T194]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   17.244517][  T194]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.244520][  T194]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.244527][  T194]  ? 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))
[   17.244529][  T194]  ? 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))
[   17.244534][  T194]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.244538][  T194]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.244540][  T194]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.244545][  T194]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   17.244549][  T194]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   17.244553][  T194]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.244556][  T194]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.244560][  T194]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   17.244563][  T194]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   17.244577][  T194]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   17.244579][  T194]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.244582][  T194]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   17.244585][  T194]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   17.244586][  T194]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.244588][  T194]  ? irq_exit_rcu (kernel/softirq.c:786)
[   17.244592][  T194]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.244594][  T194] RIP: 0033:0x7f34d900154e
[   17.244598][  T194] 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
[   17.244600][  T194] RSP: 002b:00007ffc9bdfff60 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   17.244603][  T194] RAX: ffffffffffffffda RBX: 000055f5120856e0 RCX: 00007f34d900154e
[   17.244605][  T194] RDX: 0000000000000030 RSI: 000055f511f38210 RDI: 000000000000001e
[   17.244605][  T194] RBP: 00007ffc9bdfff70 R08: 00007ffc9bdfffc0 R09: 0000000000000080
[   17.244606][  T194] R10: 0000000000000000 R11: 0000000000000202 R12: 000055f5120a3d10
[   17.244607][  T194] R13: 00007ffc9be000a4 R14: 0000000000000000 R15: 0000000000000000
| [   18.803323][  T191] softirqs last disabled at (1102828): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   18.803325][  T191] Preemption disabled at:
| [   18.803325][  T191] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.803335][  T191] Tainted: [W]=WARN
[   18.803336][  T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.803338][  T191] Call Trace:
[   18.803339][  T191]  <TASK>
[   18.803341][  T191]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.803347][  T191]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.803349][  T191]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.803353][  T191]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.803357][  T191]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.803362][  T191]  __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))
[   18.803364][  T191]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.803370][  T191]  ? 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)
[   18.803372][  T191]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.803376][  T191]  put_chars (drivers/char/virtio_console.c:1176)
[   18.803379][  T191]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.803380][  T191]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.803385][  T191]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.803387][  T191]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.803392][  T191]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.803395][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.803400][  T191]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.803403][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.803408][  T191]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.803412][  T191]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.803417][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.803419][  T191]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.803423][  T191]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.803427][  T191]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.803429][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.803434][  T191]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.803437][  T191]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.803439][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.803441][  T191]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.803445][  T191]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.803446][  T191]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.803449][  T191]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.803453][  T191]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.803456][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.803461][  T191]  dev_vprintk_emit (drivers/base/core.c:5000)
[   18.803467][  T191]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   18.803477][  T191]  dev_printk_emit (drivers/base/core.c:5011)
[   18.803480][  T191]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   18.803482][  T191]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.803485][  T191]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.803487][  T191]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   18.803491][  T191]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.803493][  T191]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.803497][  T191]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   18.803503][  T191]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   18.803505][  T191]  ? netdev_notice (net/core/dev.c:13194)
[   18.803507][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.803511][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.803514][  T191]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   18.803517][  T191]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   18.803520][  T191]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   18.803523][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.803525][  T191]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[   18.803527][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   18.803530][  T191]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   18.803533][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.803536][  T191]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   18.803542][  T191]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   18.803546][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.803548][  T191]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   18.803550][  T191]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   18.803552][  T191]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.803554][  T191]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.803556][  T191]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.803560][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.803565][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.803567][  T191]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   18.803570][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.803572][  T191]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.803574][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.803575][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.803577][  T191]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   18.803580][  T191]  ? __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)
[   18.803583][  T191]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   18.803584][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.803586][  T191]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   18.803589][  T191]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   18.803591][  T191]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   18.803593][  T191]  ? nla_get_range_signed (lib/nlattr.c:270)
[   18.803600][  T191]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   18.803603][  T191]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   18.803611][  T191]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   18.803615][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   18.803617][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.803641][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.803642][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.803646][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.803647][  T191]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   18.803649][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.803654][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.803655][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.803658][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   18.803660][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.803664][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   18.803666][  T191]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   18.803670][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.803672][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.803678][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.803680][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.803684][  T191]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   18.803688][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.803691][  T191]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.803698][  T191]  ? 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))
[   18.803700][  T191]  ? 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))
[   18.803705][  T191]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.803709][  T191]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.803712][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.803717][  T191]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   18.803721][  T191]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   18.803725][  T191]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.803728][  T191]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.803732][  T191]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   18.803736][  T191]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   18.803750][  T191]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   18.803752][  T191]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.803756][  T191]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   18.803759][  T191]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   18.803760][  T191]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.803762][  T191]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.803765][  T191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.803767][  T191] RIP: 0033:0x7f34d900154e
[   18.803771][  T191] 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
[   18.803773][  T191] RSP: 002b:00007ffc9bdfff60 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   18.803776][  T191] RAX: ffffffffffffffda RBX: 000055f5120856e0 RCX: 00007f34d900154e
[   18.803777][  T191] RDX: 0000000000000030 RSI: 000055f5120911a0 RDI: 0000000000000018
[   18.803778][  T191] RBP: 00007ffc9bdfff70 R08: 00007ffc9bdfffc0 R09: 0000000000000080
[   18.803779][  T191] R10: 0000000000000000 R11: 0000000000000202 R12: 000055f5120a9ae0
[   18.803780][  T191] R13: 00007ffc9be000a4 R14: 0000000000000000 R15: 0000000000000000
| [   20.112718][  T191] softirqs last disabled at (1419090): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   20.112720][  T191] Preemption disabled at:
| [   20.112721][  T191] vprintk_emit (kernel/printk/printk.c:2471)
| [   20.112730][  T191] Tainted: [W]=WARN
[   20.112731][  T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.112733][  T191] Call Trace:
[   20.112734][  T191]  <TASK>
[   20.112736][  T191]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   20.112741][  T191]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   20.112743][  T191]  __might_resched.cold (kernel/sched/core.c:9234)
[   20.112748][  T191]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   20.112752][  T191]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   20.112757][  T191]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   20.112759][  T191]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.112764][  T191]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   20.112767][  T191]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.112770][  T191]  put_chars (drivers/char/virtio_console.c:1176)
[   20.112773][  T191]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   20.112774][  T191]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.112779][  T191]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.112781][  T191]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.112786][  T191]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   20.112789][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.112794][  T191]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   20.112796][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.112801][  T191]  console_emit_next_record (kernel/printk/printk.c:3183)
[   20.112805][  T191]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   20.112810][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.112812][  T191]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.112816][  T191]  console_flush_one_record (kernel/printk/printk.c:3268)
[   20.112820][  T191]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   20.112821][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.112826][  T191]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   20.112829][  T191]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   20.112831][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.112833][  T191]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   20.112836][  T191]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   20.112838][  T191]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   20.112841][  T191]  vprintk_emit (kernel/printk/printk.c:2479)
[   20.112845][  T191]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   20.112847][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.112852][  T191]  dev_vprintk_emit (drivers/base/core.c:5000)
[   20.112857][  T191]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   20.112866][  T191]  dev_printk_emit (drivers/base/core.c:5011)
[   20.112868][  T191]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   20.112870][  T191]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.112873][  T191]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.112875][  T191]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   20.112878][  T191]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.112881][  T191]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.112885][  T191]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   20.112890][  T191]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   20.112893][  T191]  ? netdev_notice (net/core/dev.c:13194)
[   20.112895][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.112899][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.112901][  T191]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   20.112905][  T191]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   20.112907][  T191]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   20.112910][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.112912][  T191]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[   20.112914][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   20.112918][  T191]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   20.112920][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.112924][  T191]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   20.112929][  T191]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   20.112933][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.112935][  T191]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   20.112937][  T191]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   20.112939][  T191]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.112941][  T191]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.112943][  T191]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.112947][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.112951][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.112953][  T191]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   20.112956][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.112958][  T191]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.112959][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.112961][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.112963][  T191]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   20.112966][  T191]  ? __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)
[   20.112969][  T191]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   20.112970][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.112972][  T191]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   20.112975][  T191]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   20.112977][  T191]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   20.112979][  T191]  ? nla_get_range_signed (lib/nlattr.c:270)
[   20.112985][  T191]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   20.112988][  T191]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   20.112997][  T191]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   20.113000][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   20.113002][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.113025][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.113026][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.113030][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.113031][  T191]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   20.113033][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.113038][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.113039][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.113042][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   20.113044][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.113048][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   20.113050][  T191]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   20.113053][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.113055][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.113059][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.113061][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.113065][  T191]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   20.113068][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.113072][  T191]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.113079][  T191]  ? 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))
[   20.113081][  T191]  ? 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))
[   20.113090][  T191]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.113095][  T191]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.113097][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.113102][  T191]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   20.113106][  T191]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   20.113110][  T191]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   20.113113][  T191]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   20.113117][  T191]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   20.113121][  T191]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   20.113135][  T191]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   20.113136][  T191]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   20.113141][  T191]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   20.113144][  T191]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   20.113145][  T191]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   20.113147][  T191]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   20.113150][  T191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.113152][  T191] RIP: 0033:0x7f34d900154e
[   20.113156][  T191] 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
[   20.113158][  T191] RSP: 002b:00007ffc9bdfff60 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   20.113161][  T191] RAX: ffffffffffffffda RBX: 000055f5120856e0 RCX: 00007f34d900154e
[   20.113162][  T191] RDX: 0000000000000030 RSI: 000055f5120a03f0 RDI: 0000000000000018
[   20.113163][  T191] RBP: 00007ffc9bdfff70 R08: 00007ffc9bdfffc0 R09: 0000000000000080
[   20.113164][  T191] R10: 0000000000000000 R11: 0000000000000202 R12: 000055f5120a9130
[   20.113164][  T191] R13: 00007ffc9be000a4 R14: 0000000000000000 R15: 0000000000000000
| [   21.589259][  T624] softirqs last disabled at (47362): nsim_fib_event_nb (./include/linux/spinlock.h:353 drivers/net/netdevsim/fib.c:1011 drivers/net/netdevsim/fib.c:1043) netdevsim
| [   21.589263][  T624] Preemption disabled at:
| [   21.589264][  T624] vprintk_emit (kernel/printk/printk.c:2471)
| [   21.589273][  T624] Tainted: [W]=WARN
[   21.589274][  T624] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.589276][  T624] Call Trace:
[   21.589278][  T624]  <TASK>
[   21.589280][  T624]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   21.589286][  T624]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   21.589288][  T624]  __might_resched.cold (kernel/sched/core.c:9234)
[   21.589292][  T624]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   21.589296][  T624]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   21.589301][  T624]  __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))
[   21.589303][  T624]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.589309][  T624]  ? 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)
[   21.589311][  T624]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.589314][  T624]  put_chars (drivers/char/virtio_console.c:1176)
[   21.589317][  T624]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   21.589324][  T624]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   21.589330][  T624]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   21.589333][  T624]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.589337][  T624]  console_emit_next_record (kernel/printk/printk.c:3183)
[   21.589340][  T624]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   21.589344][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.589348][  T624]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.589352][  T624]  console_flush_one_record (kernel/printk/printk.c:3268)
[   21.589356][  T624]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   21.589357][  T624]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.589362][  T624]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   21.589365][  T624]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   21.589367][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.589369][  T624]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   21.589372][  T624]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   21.589374][  T624]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   21.589377][  T624]  vprintk_emit (kernel/printk/printk.c:2479)
[   21.589380][  T624]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   21.589382][  T624]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   21.589385][  T624]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   21.589389][  T624]  ? rcu_preempt_deferred_qs_irqrestore (kernel/rcu/tree_plugin.h:571)
[   21.589393][  T624]  _printk (kernel/printk/printk.c:2504)
[   21.589397][  T624]  ? snapshot_read.cold (user.c:?)
[   21.589400][  T624]  ? fib_net_dump (./include/linux/rcupdate.h:882 net/core/fib_notifier.c:77)
[   21.589405][  T624]  ? register_fib_notifier (net/core/fib_notifier.c:108)
[   21.589409][  T624] nsim_fib_create.cold (drivers/net/netdevsim/fib.c:1596 (discriminator 1)) netdevsim
[   21.589417][  T624]  ? nsim_fib_get_val (./arch/x86/include/asm/atomic64_64.h:15) netdevsim
[   21.589420][  T624]  ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6))
[   21.589425][  T624]  ? nsim_dev_traps_init (./include/linux/workqueue.h:715 drivers/net/netdevsim/dev.c:907) netdevsim
[   21.589431][  T624] nsim_dev_reload_create (drivers/net/netdevsim/dev.c:1529) netdevsim
[   21.589435][  T624]  ? devlink_reload_reinit_sanity_check (net/devlink/dev.c:437 (discriminator 1))
[   21.589438][  T624]  devlink_reload (net/devlink/dev.c:475)
[   21.589440][  T624]  ? xa_get_mark (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) lib/xarray.c:2131 (discriminator 2))
[   21.589444][  T624]  ? devlink_notify_unregister (net/devlink/dev.c:308)
[   21.589447][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.589449][  T624]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   21.589454][  T624]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   21.589459][  T624]  devlink_nl_reload_doit (net/devlink/dev.c:586)
[   21.589461][  T624]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:125 net/devlink/netlink.c:235)
[   21.589463][  T624]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:112 net/devlink/devl_internal.h:118 net/devlink/netlink.c:236)
[   21.589465][  T624]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   21.589466][  T624]  ? devlink_nl_msg_reply_and_new (./include/net/net_namespace.h:422 (discriminator 7))
[   21.589469][  T624]  ? __nla_parse (lib/nlattr.c:732)
[   21.589472][  T624]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   21.589477][  T624]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   21.589480][  T624]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   21.589482][  T624]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.589488][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.589490][  T624]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   21.589492][  T624]  ? write_profile (profile.c:?)
[   21.589495][  T624]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   21.589500][  T624]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   21.589504][  T624]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   21.589507][  T624]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.589509][  T624]  ? devlink_nl_pre_doit_port (net/devlink/netlink.c:305 (discriminator 1))
[   21.589510][  T624]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   21.589512][  T624]  ? devlink_nl_post_doit (net/devlink/netlink.c:361 (discriminator 1))
[   21.589514][  T624]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.589519][  T624]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   21.589522][  T624]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   21.589525][  T624]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   21.589528][  T624]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.589536][  T624]  ? 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))
[   21.589538][  T624]  ? 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))
[   21.589542][  T624]  genl_rcv (net/netlink/genetlink.c:1218)
[   21.589544][  T624]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.589549][  T624]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.589551][  T624]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.589556][  T624]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   21.589560][  T624]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   21.589564][  T624]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   21.589567][  T624]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   21.589571][  T624]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   21.589574][  T624]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   21.589586][  T624]  ? __ia32_sys_open (fs/open.c:1427)
[   21.589591][  T624]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   21.589592][  T624]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   21.589596][  T624]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   21.589598][  T624]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   21.589600][  T624]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   21.589601][  T624]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   21.589604][  T624]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.589606][  T624] RIP: 0033:0x7f750a69754e
[   21.589610][  T624] 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
[   21.589612][  T624] RSP: 002b:00007fffa84b07b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   21.589614][  T624] RAX: ffffffffffffffda RBX: 000000001c19d980 RCX: 00007f750a69754e
[   21.589616][  T624] RDX: 000000000000003c RSI: 000000001c19dba0 RDI: 0000000000000005
[   21.589617][  T624] RBP: 00007fffa84b07c0 R08: 00007f750a94a980 R09: 000000000000000c
[   21.589617][  T624] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000040d0b0
[   21.589618][  T624] R13: 000000001c19d980 R14: 0000000000000000 R15: 0000000000000003
| [   25.862437][  T941] softirqs last disabled at (23226): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   25.862439][  T941] Preemption disabled at:
| [   25.862440][  T941] vprintk_emit (kernel/printk/printk.c:2471)
| [   25.862450][  T941] Tainted: [W]=WARN
[   25.862451][  T941] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.862452][  T941] Call Trace:
[   25.862454][  T941]  <TASK>
[   25.862456][  T941]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   25.862461][  T941]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   25.862463][  T941]  __might_resched.cold (kernel/sched/core.c:9234)
[   25.862468][  T941]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   25.862472][  T941]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   25.862477][  T941]  __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))
[   25.862479][  T941]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.862485][  T941]  ? 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)
[   25.862487][  T941]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.862491][  T941]  put_chars (drivers/char/virtio_console.c:1176)
[   25.862494][  T941]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   25.862497][  T941]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   25.862502][  T941]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   25.862505][  T941]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.862510][  T941]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   25.862513][  T941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.862519][  T941]  console_emit_next_record (kernel/printk/printk.c:3183)
[   25.862523][  T941]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   25.862528][  T941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.862530][  T941]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.862534][  T941]  console_flush_one_record (kernel/printk/printk.c:3268)
[   25.862538][  T941]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   25.862539][  T941]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.862545][  T941]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   25.862547][  T941]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   25.862549][  T941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.862551][  T941]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   25.862555][  T941]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   25.862556][  T941]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   25.862560][  T941]  vprintk_emit (kernel/printk/printk.c:2479)
[   25.862563][  T941]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   25.862565][  T941]  ? write_profile (profile.c:?)
[   25.862569][  T941]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.862572][  T941]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.862577][  T941]  dev_vprintk_emit (drivers/base/core.c:5000)
[   25.862582][  T941]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   25.862584][  T941]  ? check_irq_usage (kernel/locking/lockdep.c:1876 kernel/locking/lockdep.c:2812)
[   25.862593][  T941]  dev_printk_emit (drivers/base/core.c:5011)
[   25.862596][  T941]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   25.862599][  T941]  ? check_prev_add (kernel/locking/lockdep.c:3185)
[   25.862601][  T941]  ? check_prev_add (kernel/locking/lockdep.c:3185)
[   25.862602][  T941]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   25.862609][  T941]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   25.862615][  T941]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   25.862617][  T941]  ? netdev_notice (net/core/dev.c:13194)
[   25.862620][  T941]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.862625][  T941]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.862627][  T941]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   25.862631][  T941]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   25.862634][  T941]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   25.862637][  T941]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.862638][  T941]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[   25.862641][  T941]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   25.862644][  T941]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   25.862646][  T941]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.862648][  T941]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.862652][  T941]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   25.862657][  T941]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   25.862660][  T941]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.862663][  T941]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   25.862665][  T941]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   25.862666][  T941]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.862669][  T941]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.862670][  T941]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.862677][  T941]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.862681][  T941]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.862683][  T941]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   25.862686][  T941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.862688][  T941]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.862690][  T941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.862691][  T941]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.862693][  T941]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   25.862696][  T941]  ? __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)
[   25.862700][  T941]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   25.862701][  T941]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.862703][  T941]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   25.862705][  T941]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   25.862708][  T941]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   25.862709][  T941]  ? nla_get_range_signed (lib/nlattr.c:270)
[   25.862716][  T941]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   25.862719][  T941]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   25.862727][  T941]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   25.862730][  T941]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   25.862732][  T941]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.862755][  T941]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.862757][  T941]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.862760][  T941]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.862762][  T941]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   25.862763][  T941]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.862768][  T941]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.862770][  T941]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.862772][  T941]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   25.862774][  T941]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.862778][  T941]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   25.862780][  T941]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   25.862784][  T941]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.862785][  T941]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.862790][  T941]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.862791][  T941]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.862795][  T941]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   25.862799][  T941]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.862802][  T941]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.862809][  T941]  ? 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))
[   25.862811][  T941]  ? 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))
[   25.862816][  T941]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.862820][  T941]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.862822][  T941]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.862827][  T941]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   25.862831][  T941]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   25.862835][  T941]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   25.862838][  T941]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   25.862842][  T941]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   25.862845][  T941]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   25.862859][  T941]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   25.862861][  T941]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.862865][  T941]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   25.862868][  T941]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   25.862870][  T941]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   25.862871][  T941]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   25.862874][  T941]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.862876][  T941] RIP: 0033:0x7f34d900154e
[   25.862881][  T941] 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
[   25.862882][  T941] RSP: 002b:00007ffc9bdfff60 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   25.862885][  T941] RAX: ffffffffffffffda RBX: 000055f511f325f0 RCX: 00007f34d900154e
[   25.862887][  T941] RDX: 0000000000000034 RSI: 000055f5120ad290 RDI: 0000000000000024
[   25.862888][  T941] RBP: 00007ffc9bdfff70 R08: 00007ffc9bdfffc0 R09: 0000000000000080
[   25.862889][  T941] R10: 0000000000000000 R11: 0000000000000202 R12: 000055f5120939d0


Finger prints:
netif_change_name:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
nsim_fib_event_nb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars