======================================
| [   10.751881][  T191] softirqs last disabled at (25222): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   10.751883][  T191] Preemption disabled at:
| [   10.751884][  T191] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.751893][  T191] Tainted: [W]=WARN
[   10.751894][  T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.751896][  T191] Call Trace:
[   10.751898][  T191]  <TASK>
[   10.751899][  T191]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.751905][  T191]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.751907][  T191]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.751912][  T191]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.751916][  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)
[   10.751921][  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))
[   10.751924][  T191]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.751930][  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)
[   10.751932][  T191]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.751935][  T191]  put_chars (drivers/char/virtio_console.c:1176)
[   10.751938][  T191]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.751942][  T191]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   10.751947][  T191]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.751950][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.751955][  T191]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.751958][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.751965][  T191]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.751968][  T191]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.751973][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.751975][  T191]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.751979][  T191]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.751984][  T191]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.751985][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.751991][  T191]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.752000][  T191]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.752001][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.752004][  T191]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.752007][  T191]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.752009][  T191]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.752012][  T191]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.752016][  T191]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.752018][  T191]  ? write_profile (profile.c:?)
[   10.752021][  T191]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   10.752028][  T191]  dev_vprintk_emit (drivers/base/core.c:5000)
[   10.752033][  T191]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   10.752038][  T191]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   10.752044][  T191]  dev_printk_emit (drivers/base/core.c:5011)
[   10.752047][  T191]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   10.752051][  T191]  ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3))
[   10.752056][  T191]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   10.752062][  T191]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   10.752064][  T191]  ? netdev_notice (net/core/dev.c:13194)
[   10.752066][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.752070][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.752073][  T191]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   10.752076][  T191]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   10.752079][  T191]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   10.752082][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.752084][  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)
[   10.752086][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   10.752090][  T191]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   10.752092][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.752096][  T191]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   10.752101][  T191]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   10.752105][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.752108][  T191]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   10.752109][  T191]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.752111][  T191]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.752113][  T191]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.752116][  T191]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.752120][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.752125][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.752127][  T191]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   10.752130][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.752132][  T191]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.752134][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.752135][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.752137][  T191]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   10.752140][  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)
[   10.752143][  T191]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   10.752145][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.752147][  T191]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   10.752149][  T191]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.752152][  T191]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   10.752156][  T191]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.752163][  T191]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.752166][  T191]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   10.752174][  T191]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   10.752178][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   10.752179][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.752203][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.752205][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.752208][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.752210][  T191]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.752212][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.752216][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.752218][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.752221][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   10.752223][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.752227][  T191]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   10.752229][  T191]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   10.752233][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.752235][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.752239][  T191]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.752241][  T191]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.752245][  T191]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   10.752248][  T191]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.752252][  T191]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.752259][  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))
[   10.752261][  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))
[   10.752266][  T191]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.752270][  T191]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.752273][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.752278][  T191]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   10.752282][  T191]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   10.752286][  T191]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.752290][  T191]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.752293][  T191]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   10.752297][  T191]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   10.752308][  T191]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   10.752314][  T191]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   10.752316][  T191]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.752320][  T191]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.752322][  T191]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   10.752325][  T191]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.752327][  T191]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.752332][  T191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.752335][  T191] RIP: 0033:0x7f20e9d2954e
[   10.752340][  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
[   10.752342][  T191] RSP: 002b:00007ffea17d4d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   10.752345][  T191] RAX: ffffffffffffffda RBX: 000055e86bd05e80 RCX: 00007f20e9d2954e
[   10.752346][  T191] RDX: 0000000000000030 RSI: 000055e86bb64e50 RDI: 0000000000000016
[   10.752347][  T191] RBP: 00007ffea17d4d20 R08: 00007ffea17d4d70 R09: 0000000000000080
[   10.752348][  T191] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e86bccab20
[   10.752349][  T191] R13: 00007ffea17d4e54 R14: 0000000000000000 R15: 0000000000000000
| [   14.755543][  T191] softirqs last disabled at (59128): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   14.755546][  T191] Preemption disabled at:
| [   14.755547][  T191] 0x0
| [   14.755558][  T191] Tainted: [W]=WARN
[   14.755559][  T191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.755561][  T191] Call Trace:
[   14.755563][  T191]  <TASK>
[   14.755565][  T191]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.755571][  T191]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.755576][  T191]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.755580][  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)
[   14.755585][  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))
[   14.755587][  T191]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.755592][  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)
[   14.755595][  T191]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.755598][  T191]  put_chars (drivers/char/virtio_console.c:1176)
[   14.755601][  T191]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.755603][  T191]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   14.755606][  T191]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.755609][  T191]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.755614][  T191]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.755617][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.755618][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.755622][  T191]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.755626][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.755629][  T191]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.755632][  T191]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.755636][  T191]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.755641][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.755643][  T191]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.755647][  T191]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.755651][  T191]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.755652][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.755657][  T191]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.755660][  T191]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.755662][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.755664][  T191]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.755668][  T191]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.755669][  T191]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.755672][  T191]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.755676][  T191]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.755680][  T191]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.755683][  T191]  _printk (kernel/printk/printk.c:2504)
[   14.755687][  T191]  ? snapshot_read.cold (user.c:?)
[   14.755690][  T191]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   14.755693][  T191]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   14.755696][  T191]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   14.755699][  T191]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   14.755703][  T191]  ? exit_notify (kernel/exit.c:780)
[   14.755705][  T191]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.755707][  T191]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.755711][  T191]  do_group_exit (kernel/exit.c:1151)
[   14.755715][  T191]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   14.755717][  T191]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   14.755720][  T191]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.755723][  T191]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.755726][  T191]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.755728][  T191] RIP: 0033:0x7f20e9d7a1b8
[   14.755731][  T191] Code: Unable to access opcode bytes at 0x7f20e9d7a18e.

Code starting with the faulting instruction
===========================================
[   14.755732][  T191] RSP: 002b:00007ffea17d5268 EFLAGS: 00000256 ORIG_RAX: 00000000000000e7
[   14.755734][  T191] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f20e9d7a1b8
[   14.755736][  T191] RDX: 0000000000000000 RSI: fffffffffffffe90 RDI: 0000000000000000
[   14.755737][  T191] RBP: 00007ffea17d53f0 R08: 000055e86bce4328 R09: 0000000000000000
[   14.755738][  T191] R10: 0000000000000000 R11: 0000000000000256 R12: 0000000000000000
[   14.755739][  T191] R13: 00007f20e95d8050 R14: 00007f20ea2abd9e R15: 000055e86bb64950
| [  105.317895][ T2147] softirqs last disabled at (27020): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  105.317897][ T2147] Preemption disabled at:
| [  105.317898][ T2147] vprintk_emit (kernel/printk/printk.c:2471)
| [  105.317908][ T2147] Tainted: [W]=WARN
[  105.317909][ T2147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  105.317911][ T2147] Call Trace:
[  105.317913][ T2147]  <TASK>
[  105.317914][ T2147]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  105.317920][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  105.317922][ T2147]  __might_resched.cold (kernel/sched/core.c:9234)
[  105.317927][ T2147]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  105.317931][ T2147]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  105.317937][ T2147]  __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))
[  105.317939][ T2147]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  105.317945][ T2147]  ? 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)
[  105.317947][ T2147]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  105.317951][ T2147]  put_chars (drivers/char/virtio_console.c:1176)
[  105.317954][ T2147]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  105.317955][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  105.317960][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  105.317962][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  105.317968][ T2147]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  105.317970][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.317976][ T2147]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  105.317978][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.317984][ T2147]  console_emit_next_record (kernel/printk/printk.c:3183)
[  105.317988][ T2147]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  105.317993][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.317995][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  105.317999][ T2147]  console_flush_one_record (kernel/printk/printk.c:3268)
[  105.318004][ T2147]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  105.318005][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.318011][ T2147]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  105.318014][ T2147]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  105.318015][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.318017][ T2147]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  105.318021][ T2147]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  105.318023][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  105.318026][ T2147]  vprintk_emit (kernel/printk/printk.c:2479)
[  105.318030][ T2147]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  105.318033][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.318034][ T2147]  ? 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)
[  105.318041][ T2147]  dev_vprintk_emit (drivers/base/core.c:5000)
[  105.318046][ T2147]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  105.318052][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  105.318057][ T2147]  dev_printk_emit (drivers/base/core.c:5011)
[  105.318060][ T2147]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  105.318062][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  105.318065][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  105.318067][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.318068][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.318070][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  105.318072][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  105.318077][ T2147]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  105.318082][ T2147]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  105.318086][ T2147]  ? netdev_notice (net/core/dev.c:13194)
[  105.318090][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  105.318096][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  105.318100][ T2147]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  105.318106][ T2147]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  105.318110][ T2147]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  105.318115][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.318117][ T2147]  ? 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)
[  105.318119][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  105.318123][ T2147]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  105.318125][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  105.318129][ T2147]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  105.318135][ T2147]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  105.318138][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.318141][ T2147]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  105.318143][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  105.318144][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  105.318147][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  105.318149][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  105.318155][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.318160][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  105.318162][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  105.318166][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.318168][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  105.318170][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.318171][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  105.318174][ T2147]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  105.318177][ T2147]  ? __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)
[  105.318180][ T2147]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  105.318181][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.318183][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  105.318186][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  105.318189][ T2147]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  105.318191][ T2147]  ? nla_get_range_signed (lib/nlattr.c:270)
[  105.318197][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  105.318200][ T2147]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  105.318208][ T2147]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  105.318212][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  105.318214][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.318238][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  105.318239][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  105.318243][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  105.318245][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  105.318247][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.318251][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  105.318253][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  105.318256][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  105.318258][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  105.318262][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  105.318264][ T2147]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  105.318268][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  105.318270][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.318274][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  105.318276][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  105.318280][ T2147]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  105.318283][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  105.318287][ T2147]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  105.318294][ T2147]  ? 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))
[  105.318296][ T2147]  ? 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))
[  105.318301][ T2147]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  105.318306][ T2147]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  105.318308][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  105.318313][ T2147]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  105.318318][ T2147]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  105.318322][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  105.318325][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  105.318329][ T2147]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  105.318333][ T2147]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  105.318344][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  105.318350][ T2147]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  105.318352][ T2147]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  105.318356][ T2147]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  105.318358][ T2147]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  105.318360][ T2147]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  105.318361][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  105.318364][ T2147]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  105.318367][ T2147] RIP: 0033:0x7f20e9d2954e
[  105.318371][ T2147] 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
[  105.318373][ T2147] RSP: 002b:00007ffea17d4d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  105.318376][ T2147] RAX: ffffffffffffffda RBX: 000055e86bb63220 RCX: 00007f20e9d2954e
[  105.318377][ T2147] RDX: 0000000000000030 RSI: 000055e86bcd2850 RDI: 0000000000000012
[  105.318378][ T2147] RBP: 00007ffea17d4d20 R08: 00007ffea17d4d70 R09: 0000000000000080
[  105.318379][ T2147] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e86bcbc220
[  105.318380][ T2147] R13: 00007ffea17d4e54 R14: 0000000000000000 R15: 0000000000000000
| [  106.585396][ T2148] softirqs last disabled at (69428): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  106.585398][ T2148] Preemption disabled at:
| [  106.585399][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  106.585408][ T2148] Tainted: [W]=WARN
[  106.585409][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  106.585411][ T2148] Call Trace:
[  106.585413][ T2148]  <TASK>
[  106.585415][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  106.585420][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  106.585423][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  106.585427][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  106.585431][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  106.585437][ T2148]  __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))
[  106.585439][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  106.585445][ T2148]  ? 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)
[  106.585447][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  106.585451][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  106.585454][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  106.585455][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  106.585460][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  106.585462][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  106.585468][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  106.585470][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.585476][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  106.585478][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  106.585484][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  106.585488][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  106.585492][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  106.585495][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  106.585499][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  106.585503][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  106.585505][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.585510][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  106.585513][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  106.585515][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  106.585517][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  106.585528][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  106.585529][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  106.585533][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  106.585537][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  106.585539][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.585544][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  106.585550][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  106.585555][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  106.585560][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  106.585563][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  106.585565][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  106.585568][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  106.585570][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.585571][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.585573][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  106.585575][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  106.585579][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  106.585585][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  106.585587][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  106.585590][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  106.585594][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  106.585596][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  106.585600][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  106.585602][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  106.585606][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.585608][ T2148]  ? 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)
[  106.585610][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  106.585614][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  106.585616][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  106.585620][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  106.585626][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  106.585629][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.585632][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  106.585634][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  106.585635][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  106.585638][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  106.585639][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  106.585644][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.585648][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  106.585650][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  106.585653][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  106.585655][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  106.585657][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  106.585658][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  106.585661][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  106.585664][ T2148]  ? __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)
[  106.585667][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  106.585668][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.585670][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  106.585673][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  106.585675][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  106.585677][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  106.585683][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  106.585686][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  106.585695][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  106.585698][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  106.585700][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.585724][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  106.585726][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  106.585729][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  106.585731][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  106.585733][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.585737][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  106.585739][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  106.585741][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  106.585744][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  106.585747][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  106.585750][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  106.585753][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  106.585755][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.585760][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  106.585761][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  106.585765][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  106.585769][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  106.585772][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  106.585779][ T2148]  ? 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))
[  106.585781][ T2148]  ? 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))
[  106.585786][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  106.585791][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  106.585793][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  106.585798][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  106.585803][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  106.585806][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  106.585810][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  106.585814][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  106.585818][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  106.585828][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  106.585835][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  106.585837][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  106.585840][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  106.585842][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  106.585844][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  106.585845][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  106.585848][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  106.585851][ T2148] RIP: 0033:0x7f20e9d2954e
[  106.585855][ T2148] 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
[  106.585857][ T2148] RSP: 002b:00007ffea17d4d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  106.585860][ T2148] RAX: ffffffffffffffda RBX: 000055e86bb63220 RCX: 00007f20e9d2954e
[  106.585861][ T2148] RDX: 0000000000000030 RSI: 000055e86bb4c7a0 RDI: 0000000000000014
[  106.585862][ T2148] RBP: 00007ffea17d4d20 R08: 00007ffea17d4d70 R09: 0000000000000080
[  106.585863][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e86bcb0070
[  106.585864][ T2148] R13: 00007ffea17d4e54 R14: 0000000000000000 R15: 0000000000000000
| [  107.862363][ T2148] softirqs last disabled at (124442): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  107.862365][ T2148] Preemption disabled at:
| [  107.862366][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  107.862376][ T2148] Tainted: [W]=WARN
[  107.862377][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  107.862378][ T2148] Call Trace:
[  107.862380][ T2148]  <TASK>
[  107.862382][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  107.862388][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  107.862390][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  107.862394][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  107.862399][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  107.862404][ T2148]  __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))
[  107.862406][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  107.862412][ T2148]  ? 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)
[  107.862415][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  107.862418][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  107.862421][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  107.862422][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  107.862427][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  107.862429][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  107.862434][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  107.862437][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.862442][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  107.862445][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.862450][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  107.862454][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  107.862458][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.862460][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  107.862464][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  107.862469][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  107.862470][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.862476][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  107.862478][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  107.862480][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.862482][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  107.862486][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  107.862487][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  107.862491][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  107.862495][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  107.862497][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.862499][ T2148]  ? 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)
[  107.862504][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  107.862509][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  107.862515][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  107.862519][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  107.862522][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  107.862524][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  107.862533][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  107.862535][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.862536][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.862538][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  107.862540][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  107.862544][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  107.862550][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  107.862552][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  107.862555][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  107.862558][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  107.862561][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  107.862564][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  107.862567][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  107.862571][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.862573][ T2148]  ? 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)
[  107.862575][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  107.862578][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  107.862581][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  107.862584][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  107.862590][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  107.862594][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.862596][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  107.862598][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  107.862599][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  107.862602][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  107.862604][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  107.862608][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.862613][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  107.862614][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  107.862617][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.862620][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  107.862621][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.862623][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  107.862625][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  107.862628][ T2148]  ? __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)
[  107.862631][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  107.862632][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.862634][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  107.862637][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  107.862639][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  107.862641][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  107.862648][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  107.862651][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  107.862659][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  107.862663][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  107.862665][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.862688][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  107.862690][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  107.862693][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  107.862695][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  107.862697][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.862701][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  107.862703][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  107.862705][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  107.862708][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  107.862711][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  107.862714][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  107.862717][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  107.862719][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.862724][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  107.862725][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  107.862729][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  107.862733][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  107.862736][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  107.862743][ T2148]  ? 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))
[  107.862745][ T2148]  ? 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))
[  107.862750][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  107.862754][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  107.862757][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  107.862762][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  107.862766][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  107.862770][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  107.862774][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  107.862778][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  107.862782][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  107.862796][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  107.862798][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  107.862802][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  107.862805][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  107.862806][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  107.862808][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  107.862811][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  107.862813][ T2148] RIP: 0033:0x7f20e9d2954e
[  107.862817][ T2148] 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
[  107.862819][ T2148] RSP: 002b:00007ffea17d4d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  107.862822][ T2148] RAX: ffffffffffffffda RBX: 000055e86bb63220 RCX: 00007f20e9d2954e
[  107.862824][ T2148] RDX: 0000000000000030 RSI: 000055e86bcd2870 RDI: 0000000000000014
[  107.862825][ T2148] RBP: 00007ffea17d4d20 R08: 00007ffea17d4d70 R09: 0000000000000080
[  107.862825][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e86bd06c40
[  107.862826][ T2148] R13: 00007ffea17d4e54 R14: 0000000000000000 R15: 0000000000000000
| [  109.213370][ T2148] softirqs last disabled at (172530): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  109.213372][ T2148] Preemption disabled at:
| [  109.213373][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  109.213382][ T2148] Tainted: [W]=WARN
[  109.213383][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  109.213385][ T2148] Call Trace:
[  109.213387][ T2148]  <TASK>
[  109.213389][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  109.213394][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  109.213397][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  109.213402][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  109.213406][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  109.213411][ T2148]  __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))
[  109.213414][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  109.213419][ T2148]  ? 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)
[  109.213422][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  109.213425][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  109.213429][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  109.213430][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  109.213435][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  109.213437][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  109.213442][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  109.213445][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.213450][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  109.213453][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.213459][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  109.213463][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  109.213467][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.213470][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  109.213474][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  109.213478][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  109.213480][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.213485][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  109.213488][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  109.213490][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.213492][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  109.213496][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  109.213497][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  109.213501][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  109.213505][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  109.213507][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.213509][ T2148]  ? 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)
[  109.213515][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  109.213521][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  109.213527][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  109.213531][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  109.213541][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  109.213543][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  109.213546][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  109.213548][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.213550][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.213551][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  109.213554][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  109.213558][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  109.213563][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  109.213566][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  109.213568][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  109.213572][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  109.213574][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  109.213578][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  109.213581][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  109.213584][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.213586][ T2148]  ? 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)
[  109.213588][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  109.213591][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  109.213594][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  109.213597][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  109.213603][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  109.213607][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.213610][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  109.213611][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  109.213613][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  109.213615][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  109.213617][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  109.213621][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.213626][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  109.213628][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  109.213631][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.213633][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  109.213635][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.213636][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  109.213638][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  109.213641][ T2148]  ? __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)
[  109.213644][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  109.213646][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.213648][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  109.213650][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  109.213653][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  109.213655][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  109.213661][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  109.213664][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  109.213673][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  109.213676][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  109.213678][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.213702][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  109.213704][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  109.213707][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  109.213709][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  109.213711][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.213715][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  109.213717][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  109.213719][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  109.213722][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  109.213725][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  109.213728][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  109.213732][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  109.213733][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.213738][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  109.213740][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  109.213744][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  109.213747][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  109.213751][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  109.213758][ T2148]  ? 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))
[  109.213760][ T2148]  ? 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))
[  109.213765][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  109.213769][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  109.213772][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  109.213777][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  109.213781][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  109.213785][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  109.213789][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  109.213792][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  109.213796][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  109.213811][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  109.213813][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  109.213817][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  109.213820][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  109.213821][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  109.213823][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  109.213826][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  109.213829][ T2148] RIP: 0033:0x7f20e9d2954e
[  109.213833][ T2148] 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
[  109.213835][ T2148] RSP: 002b:00007ffea17d4d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  109.213838][ T2148] RAX: ffffffffffffffda RBX: 000055e86bb63220 RCX: 00007f20e9d2954e
[  109.213839][ T2148] RDX: 0000000000000030 RSI: 000055e86bcb4ac0 RDI: 0000000000000014
[  109.213840][ T2148] RBP: 00007ffea17d4d20 R08: 00007ffea17d4d70 R09: 0000000000000080
[  109.213841][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e86bcd9730
[  109.213842][ T2148] R13: 00007ffea17d4e54 R14: 0000000000000000 R15: 0000000000000000
| [  110.491616][ T2148] softirqs last disabled at (242624): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  110.491618][ T2148] Preemption disabled at:
| [  110.491619][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  110.491628][ T2148] Tainted: [W]=WARN
[  110.491629][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  110.491631][ T2148] Call Trace:
[  110.491633][ T2148]  <TASK>
[  110.491634][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  110.491640][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  110.491643][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  110.491647][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  110.491652][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  110.491657][ T2148]  __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))
[  110.491659][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  110.491665][ T2148]  ? 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)
[  110.491667][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  110.491671][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  110.491674][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  110.491675][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  110.491680][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  110.491682][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  110.491687][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  110.491690][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.491695][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  110.491698][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.491703][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  110.491707][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  110.491711][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.491714][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  110.491718][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  110.491722][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  110.491723][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.491729][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  110.491732][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  110.491734][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.491736][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  110.491740][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  110.491741][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  110.491745][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  110.491749][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  110.491751][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.491753][ T2148]  ? 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)
[  110.491758][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  110.491764][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  110.491770][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  110.491774][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  110.491777][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  110.491779][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  110.491782][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  110.491784][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.491785][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.491787][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  110.491789][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  110.491793][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  110.491799][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  110.491801][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  110.491804][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  110.491807][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  110.491810][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  110.491813][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  110.491816][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  110.491819][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.491821][ T2148]  ? 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)
[  110.491823][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  110.491827][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  110.491829][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  110.491833][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  110.491839][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  110.491844][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.491846][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  110.491848][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  110.491850][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  110.491852][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  110.491854][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  110.491858][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.491863][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  110.491865][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  110.491868][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.491870][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  110.491872][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.491873][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  110.491875][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  110.491878][ T2148]  ? __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)
[  110.491882][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  110.491883][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.491885][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  110.491888][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  110.491890][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  110.491892][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  110.491898][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  110.491901][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  110.491910][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  110.491914][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  110.491916][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.491939][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  110.491941][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  110.491945][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  110.491946][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  110.491948][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.491953][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  110.491954][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  110.491957][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  110.491959][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  110.491963][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  110.491966][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  110.491969][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  110.491971][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.491976][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  110.491977][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  110.491981][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  110.491985][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  110.491989][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  110.491996][ T2148]  ? 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))
[  110.491998][ T2148]  ? 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))
[  110.492003][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  110.492007][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  110.492010][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  110.492015][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  110.492019][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  110.492023][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  110.492026][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  110.492030][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  110.492034][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  110.492049][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  110.492051][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  110.492054][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  110.492057][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  110.492059][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  110.492060][ T2148]  ? irq_exit_rcu (kernel/softirq.c:786)
[  110.492065][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  110.492068][ T2148] RIP: 0033:0x7f20e9d2954e
[  110.492072][ T2148] 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
[  110.492073][ T2148] RSP: 002b:00007ffea17d4d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  110.492076][ T2148] RAX: ffffffffffffffda RBX: 000055e86bb63220 RCX: 00007f20e9d2954e
[  110.492078][ T2148] RDX: 0000000000000030 RSI: 000055e86bcb4de0 RDI: 0000000000000014
[  110.492079][ T2148] RBP: 00007ffea17d4d20 R08: 00007ffea17d4d70 R09: 0000000000000080
[  110.492080][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e86bcbaeb0
[  110.492081][ T2148] R13: 00007ffea17d4e54 R14: 0000000000000000 R15: 0000000000000000
| [  111.736015][ T2148] softirqs last disabled at (310712): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  111.736017][ T2148] Preemption disabled at:
| [  111.736018][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  111.736028][ T2148] Tainted: [W]=WARN
[  111.736029][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  111.736031][ T2148] Call Trace:
[  111.736032][ T2148]  <TASK>
[  111.736034][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  111.736040][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  111.736042][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  111.736047][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  111.736052][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  111.736057][ T2148]  __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))
[  111.736059][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  111.736065][ T2148]  ? 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)
[  111.736068][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  111.736071][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  111.736074][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  111.736076][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  111.736080][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  111.736083][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  111.736088][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  111.736091][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.736096][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  111.736099][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.736104][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  111.736108][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  111.736113][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.736115][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  111.736119][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  111.736124][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  111.736125][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.736131][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  111.736134][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  111.736136][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.736138][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  111.736142][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  111.736143][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  111.736147][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  111.736151][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  111.736156][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.736158][ T2148]  ? 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)
[  111.736164][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  111.736170][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  111.736176][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  111.736180][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  111.736183][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  111.736185][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  111.736188][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  111.736190][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.736191][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.736193][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  111.736195][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  111.736199][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  111.736205][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  111.736208][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  111.736210][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  111.736214][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  111.736216][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  111.736220][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  111.736223][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  111.736226][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.736228][ T2148]  ? 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)
[  111.736230][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  111.736234][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  111.736236][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  111.736240][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  111.736246][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  111.736249][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.736252][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  111.736254][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  111.736255][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  111.736258][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  111.736259][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  111.736264][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.736268][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  111.736270][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  111.736274][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.736276][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  111.736277][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.736279][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  111.736281][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  111.736284][ T2148]  ? __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)
[  111.736287][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  111.736289][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.736291][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  111.736293][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  111.736296][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  111.736298][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  111.736304][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  111.736307][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  111.736315][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  111.736319][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  111.736321][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.736352][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  111.736354][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  111.736358][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  111.736359][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  111.736361][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.736366][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  111.736368][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  111.736370][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  111.736373][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  111.736376][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  111.736379][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  111.736383][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  111.736385][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.736389][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  111.736391][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  111.736395][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  111.736399][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  111.736403][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  111.736410][ T2148]  ? 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))
[  111.736412][ T2148]  ? 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))
[  111.736417][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  111.736422][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  111.736424][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  111.736429][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  111.736433][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  111.736437][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  111.736441][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  111.736445][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  111.736449][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  111.736463][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  111.736465][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  111.736469][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  111.736472][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  111.736474][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  111.736476][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  111.736479][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  111.736481][ T2148] RIP: 0033:0x7f20e9d2954e
[  111.736485][ T2148] 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
[  111.736487][ T2148] RSP: 002b:00007ffea17d4d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  111.736491][ T2148] RAX: ffffffffffffffda RBX: 000055e86bb63220 RCX: 00007f20e9d2954e
[  111.736492][ T2148] RDX: 0000000000000030 RSI: 000055e86bb4c7a0 RDI: 0000000000000014
[  111.736493][ T2148] RBP: 00007ffea17d4d20 R08: 00007ffea17d4d70 R09: 0000000000000080
[  111.736494][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e86bccf1e0
[  111.736495][ T2148] R13: 00007ffea17d4e54 R14: 0000000000000000 R15: 0000000000000000
| [  113.102108][ T2147] softirqs last disabled at (146330): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  113.102112][ T2147] Preemption disabled at:
| [  113.102113][ T2147] vprintk_emit (kernel/printk/printk.c:2471)
| [  113.102129][ T2147] Tainted: [W]=WARN
[  113.102130][ T2147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  113.102133][ T2147] Call Trace:
[  113.102136][ T2147]  <TASK>
[  113.102138][ T2147]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  113.102146][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  113.102150][ T2147]  __might_resched.cold (kernel/sched/core.c:9234)
[  113.102157][ T2147]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  113.102163][ T2147]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  113.102171][ T2147]  __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))
[  113.102174][ T2147]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  113.102184][ T2147]  ? 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)
[  113.102187][ T2147]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  113.102193][ T2147]  put_chars (drivers/char/virtio_console.c:1176)
[  113.102198][ T2147]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  113.102201][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  113.102208][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  113.102212][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  113.102221][ T2147]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  113.102225][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  113.102235][ T2147]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  113.102240][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.102249][ T2147]  console_emit_next_record (kernel/printk/printk.c:3183)
[  113.102256][ T2147]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  113.102265][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.102268][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  113.102276][ T2147]  console_flush_one_record (kernel/printk/printk.c:3268)
[  113.102284][ T2147]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  113.102286][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  113.102297][ T2147]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  113.102301][ T2147]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  113.102304][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.102308][ T2147]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  113.102315][ T2147]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  113.102317][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  113.102323][ T2147]  vprintk_emit (kernel/printk/printk.c:2479)
[  113.102330][ T2147]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  113.102334][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  113.102336][ T2147]  ? 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)
[  113.102346][ T2147]  dev_vprintk_emit (drivers/base/core.c:5000)
[  113.102354][ T2147]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  113.102366][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  113.102374][ T2147]  dev_printk_emit (drivers/base/core.c:5011)
[  113.102378][ T2147]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  113.102381][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  113.102386][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  113.102389][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  113.102391][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  113.102394][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  113.102397][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  113.102404][ T2147]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  113.102413][ T2147]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  113.102417][ T2147]  ? netdev_notice (net/core/dev.c:13194)
[  113.102421][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  113.102427][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  113.102432][ T2147]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  113.102438][ T2147]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  113.102443][ T2147]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  113.102448][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  113.102451][ T2147]  ? 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)
[  113.102455][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  113.102460][ T2147]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  113.102465][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  113.102470][ T2147]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  113.102480][ T2147]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  113.102486][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  113.102491][ T2147]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  113.102494][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  113.102496][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  113.102501][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  113.102504][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  113.102512][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  113.102521][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  113.102524][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  113.102529][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.102533][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  113.102535][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.102537][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.102541][ T2147]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  113.102545][ T2147]  ? __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)
[  113.102549][ T2147]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  113.102551][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  113.102555][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  113.102564][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  113.102569][ T2147]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  113.102572][ T2147]  ? nla_get_range_signed (lib/nlattr.c:270)
[  113.102582][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  113.102588][ T2147]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  113.102602][ T2147]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  113.102609][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  113.102611][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  113.102659][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  113.102662][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  113.102668][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  113.102671][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  113.102675][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  113.102684][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  113.102687][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  113.102691][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  113.102694][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  113.102701][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  113.102705][ T2147]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  113.102711][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  113.102713][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  113.102721][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  113.102724][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  113.102731][ T2147]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  113.102736][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  113.102742][ T2147]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  113.102756][ T2147]  ? 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))
[  113.102759][ T2147]  ? 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))
[  113.102768][ T2147]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  113.102776][ T2147]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  113.102780][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  113.102789][ T2147]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  113.102797][ T2147]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  113.102804][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  113.102809][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  113.102816][ T2147]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  113.102822][ T2147]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  113.102844][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  113.102855][ T2147]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  113.102859][ T2147]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  113.102864][ T2147]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  113.102867][ T2147]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  113.102870][ T2147]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  113.102872][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  113.102877][ T2147]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  113.102881][ T2147] RIP: 0033:0x7f20e9d2954e
[  113.102887][ T2147] 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
[  113.102889][ T2147] RSP: 002b:00007ffea17d4d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  113.102894][ T2147] RAX: ffffffffffffffda RBX: 000055e86bb63220 RCX: 00007f20e9d2954e
[  113.102896][ T2147] RDX: 0000000000000030 RSI: 000055e86bb4c7c0 RDI: 0000000000000012
[  113.102898][ T2147] RBP: 00007ffea17d4d20 R08: 00007ffea17d4d70 R09: 0000000000000080
[  113.102899][ T2147] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e86bccab20
[  113.102901][ T2147] R13: 00007ffea17d4e54 R14: 0000000000000000 R15: 0000000000000000
| [  114.410715][ T2147] softirqs last disabled at (182924): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  114.410718][ T2147] Preemption disabled at:
| [  114.410718][ T2147] vprintk_emit (kernel/printk/printk.c:2471)
| [  114.410728][ T2147] Tainted: [W]=WARN
[  114.410729][ T2147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  114.410731][ T2147] Call Trace:
[  114.410733][ T2147]  <TASK>
[  114.410734][ T2147]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  114.410740][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  114.410742][ T2147]  __might_resched.cold (kernel/sched/core.c:9234)
[  114.410747][ T2147]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  114.410751][ T2147]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  114.410756][ T2147]  __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))
[  114.410758][ T2147]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  114.410764][ T2147]  ? 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)
[  114.410766][ T2147]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  114.410770][ T2147]  put_chars (drivers/char/virtio_console.c:1176)
[  114.410773][ T2147]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  114.410774][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  114.410779][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  114.410781][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  114.410786][ T2147]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  114.410789][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  114.410794][ T2147]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  114.410797][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.410802][ T2147]  console_emit_next_record (kernel/printk/printk.c:3183)
[  114.410806][ T2147]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  114.410811][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.410813][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  114.410817][ T2147]  console_flush_one_record (kernel/printk/printk.c:3268)
[  114.410821][ T2147]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  114.410823][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  114.410828][ T2147]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  114.410831][ T2147]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  114.410833][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.410835][ T2147]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  114.410839][ T2147]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  114.410840][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  114.410844][ T2147]  vprintk_emit (kernel/printk/printk.c:2479)
[  114.410848][ T2147]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  114.410850][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  114.410852][ T2147]  ? 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)
[  114.410858][ T2147]  dev_vprintk_emit (drivers/base/core.c:5000)
[  114.410863][ T2147]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  114.410869][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  114.410874][ T2147]  dev_printk_emit (drivers/base/core.c:5011)
[  114.410876][ T2147]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  114.410878][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  114.410881][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  114.410883][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  114.410885][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  114.410886][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  114.410888][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  114.410893][ T2147]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  114.410899][ T2147]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  114.410901][ T2147]  ? netdev_notice (net/core/dev.c:13194)
[  114.410904][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  114.410907][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  114.410910][ T2147]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  114.410913][ T2147]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  114.410916][ T2147]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  114.410919][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  114.410921][ T2147]  ? 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)
[  114.410923][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  114.410927][ T2147]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  114.410929][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  114.410933][ T2147]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  114.410939][ T2147]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  114.410942][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  114.410945][ T2147]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  114.410947][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  114.410948][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  114.410951][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  114.410952][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  114.410957][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  114.410962][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  114.410963][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  114.410966][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.410969][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  114.410970][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.410972][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  114.410974][ T2147]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  114.410977][ T2147]  ? __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)
[  114.410980][ T2147]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  114.410981][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  114.410983][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  114.410986][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  114.410988][ T2147]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  114.410990][ T2147]  ? nla_get_range_signed (lib/nlattr.c:270)
[  114.410997][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  114.411000][ T2147]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  114.411008][ T2147]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  114.411012][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  114.411014][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  114.411038][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  114.411040][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  114.411043][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  114.411045][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  114.411047][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  114.411052][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  114.411053][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  114.411056][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  114.411058][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  114.411062][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  114.411064][ T2147]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  114.411068][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  114.411070][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  114.411075][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  114.411076][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  114.411080][ T2147]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  114.411084][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  114.411087][ T2147]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  114.411095][ T2147]  ? 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))
[  114.411097][ T2147]  ? 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))
[  114.411102][ T2147]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  114.411106][ T2147]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  114.411109][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  114.411114][ T2147]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  114.411119][ T2147]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  114.411123][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  114.411126][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  114.411130][ T2147]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  114.411134][ T2147]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  114.411145][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  114.411152][ T2147]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  114.411157][ T2147]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  114.411161][ T2147]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  114.411163][ T2147]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  114.411165][ T2147]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  114.411167][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  114.411169][ T2147]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  114.411172][ T2147] RIP: 0033:0x7f20e9d2954e
[  114.411176][ T2147] 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
[  114.411178][ T2147] RSP: 002b:00007ffea17d4d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  114.411181][ T2147] RAX: ffffffffffffffda RBX: 000055e86bb63220 RCX: 00007f20e9d2954e
[  114.411182][ T2147] RDX: 0000000000000030 RSI: 000055e86bcb4e00 RDI: 0000000000000012
[  114.411183][ T2147] RBP: 00007ffea17d4d20 R08: 00007ffea17d4d70 R09: 0000000000000080
[  114.411184][ T2147] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e86bd06810
[  114.411185][ T2147] R13: 00007ffea17d4e54 R14: 0000000000000000 R15: 0000000000000000
| [  115.650123][ T2148] softirqs last disabled at (464042): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  115.650126][ T2148] Preemption disabled at:
| [  115.650127][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  115.650135][ T2148] Tainted: [W]=WARN
[  115.650136][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.650138][ T2148] Call Trace:
[  115.650140][ T2148]  <TASK>
[  115.650142][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  115.650147][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  115.650149][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  115.650156][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  115.650160][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  115.650165][ T2148]  __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))
[  115.650167][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  115.650173][ T2148]  ? 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)
[  115.650176][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  115.650179][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  115.650182][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  115.650184][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  115.650188][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  115.650191][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  115.650196][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  115.650198][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.650203][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  115.650206][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.650211][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  115.650215][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  115.650220][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.650222][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  115.650226][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  115.650230][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  115.650232][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.650237][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  115.650240][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  115.650242][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.650244][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  115.650248][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  115.650249][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  115.650252][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  115.650256][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  115.650259][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.650260][ T2148]  ? 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)
[  115.650266][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  115.650272][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  115.650278][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  115.650282][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  115.650285][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  115.650287][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  115.650290][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  115.650292][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.650293][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.650295][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  115.650297][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  115.650301][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  115.650307][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  115.650309][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  115.650312][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  115.650315][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  115.650318][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  115.650321][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  115.650324][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  115.650327][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  115.650330][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  115.650333][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  115.650337][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  115.650343][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  115.650347][ T2148]  ? __hrtimer_start_range_ns (kernel/time/hrtimer.c:1429)
[  115.650351][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  115.650353][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  115.650356][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  115.650357][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  115.650360][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.650363][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.650365][ T2148]  ? balance_push (kernel/sched/core.c:675 kernel/sched/sched.h:1678 kernel/sched/core.c:8536)
[  115.650367][ T2148]  ? __switch_to (arch/x86/kernel/process_64.c:402 arch/x86/kernel/process_64.c:663)
[  115.650372][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  115.650374][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  115.650377][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.650379][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  115.650381][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.650382][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.650385][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  115.650387][ T2148]  ? __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)
[  115.650391][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  115.650392][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.650394][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  115.650397][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  115.650399][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  115.650401][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  115.650407][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  115.650410][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  115.650418][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  115.650422][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  115.650424][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.650448][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  115.650449][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  115.650453][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  115.650454][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  115.650456][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.650461][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  115.650463][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  115.650465][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  115.650468][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  115.650471][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  115.650474][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  115.650478][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.650479][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.650484][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  115.650486][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  115.650490][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  115.650493][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.650497][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  115.650504][ T2148]  ? 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))
[  115.650506][ T2148]  ? 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))
[  115.650511][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  115.650515][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  115.650518][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  115.650523][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  115.650527][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  115.650531][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  115.650535][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  115.650538][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  115.650542][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  115.650557][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  115.650559][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  115.650563][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  115.650566][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  115.650567][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  115.650569][ T2148]  ? irq_exit_rcu (kernel/softirq.c:786)
[  115.650579][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  115.650581][ T2148] RIP: 0033:0x7f20e9d2954e
[  115.650586][ T2148] 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
[  115.650588][ T2148] RSP: 002b:00007ffea17d4d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  115.650592][ T2148] RAX: ffffffffffffffda RBX: 000055e86bb63220 RCX: 00007f20e9d2954e
[  115.650594][ T2148] RDX: 0000000000000030 RSI: 000055e86bcbf780 RDI: 0000000000000014
[  115.650596][ T2148] RBP: 00007ffea17d4d20 R08: 00007ffea17d4d70 R09: 0000000000000080
[  115.650597][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e86bcbf350
[  115.650599][ T2148] R13: 00007ffea17d4e54 R14: 0000000000000000 R15: 0000000000000000
| [  117.034207][ T2148] softirqs last disabled at (542306): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  117.034210][ T2148] Preemption disabled at:
| [  117.034210][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  117.034220][ T2148] Tainted: [W]=WARN
[  117.034221][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  117.034223][ T2148] Call Trace:
[  117.034225][ T2148]  <TASK>
[  117.034227][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  117.034233][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  117.034235][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  117.034240][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  117.034243][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  117.034248][ T2148]  __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))
[  117.034251][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  117.034257][ T2148]  ? 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)
[  117.034259][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  117.034263][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  117.034266][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  117.034267][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  117.034272][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  117.034274][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  117.034280][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  117.034282][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  117.034287][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  117.034290][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  117.034296][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  117.034300][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  117.034304][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  117.034307][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  117.034311][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  117.034315][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  117.034317][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  117.034322][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  117.034325][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  117.034327][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  117.034329][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  117.034333][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  117.034334][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  117.034338][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  117.034342][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  117.034344][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  117.034346][ T2148]  ? 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)
[  117.034352][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  117.034358][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  117.034364][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  117.034368][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  117.034371][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  117.034373][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  117.034376][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  117.034378][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  117.034380][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  117.034381][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  117.034384][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  117.034388][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  117.034394][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  117.034396][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  117.034398][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  117.034402][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  117.034404][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  117.034408][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  117.034411][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  117.034414][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  117.034416][ T2148]  ? 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)
[  117.034418][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  117.034422][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  117.034424][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  117.034428][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  117.034434][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  117.034437][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  117.034440][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  117.034442][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  117.034443][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  117.034446][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  117.034448][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  117.034452][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  117.034457][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  117.034459][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  117.034462][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  117.034464][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  117.034466][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  117.034468][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  117.034470][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  117.034473][ T2148]  ? __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)
[  117.034476][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  117.034477][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  117.034479][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  117.034482][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  117.034484][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  117.034486][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  117.034493][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  117.034496][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  117.034504][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  117.034508][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  117.034510][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  117.034535][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  117.034537][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  117.034540][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  117.034542][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  117.034544][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  117.034549][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  117.034550][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  117.034553][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  117.034555][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  117.034559][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  117.034562][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  117.034565][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.034567][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  117.034572][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  117.034574][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  117.034584][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  117.034588][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  117.034591][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  117.034598][ T2148]  ? 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))
[  117.034600][ T2148]  ? 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))
[  117.034605][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  117.034610][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  117.034613][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  117.034617][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  117.034622][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  117.034626][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  117.034630][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  117.034633][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  117.034637][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  117.034648][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  117.034655][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  117.034657][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  117.034661][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  117.034662][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  117.034664][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  117.034666][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  117.034669][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  117.034671][ T2148] RIP: 0033:0x7f20e9d2954e
[  117.034675][ T2148] 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
[  117.034677][ T2148] RSP: 002b:00007ffea17d4d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  117.034680][ T2148] RAX: ffffffffffffffda RBX: 000055e86bb63220 RCX: 00007f20e9d2954e
[  117.034682][ T2148] RDX: 0000000000000030 RSI: 000055e86bcd19c0 RDI: 0000000000000014
[  117.034683][ T2148] RBP: 00007ffea17d4d20 R08: 00007ffea17d4d70 R09: 0000000000000080
[  117.034683][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e86bce16f0
[  117.034685][ T2148] R13: 00007ffea17d4e54 R14: 0000000000000000 R15: 0000000000000000
| [  119.531976][ T2148] softirqs last disabled at (617682): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  119.531978][ T2148] Preemption disabled at:
| [  119.531979][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  119.531989][ T2148] Tainted: [W]=WARN
[  119.531990][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  119.531992][ T2148] Call Trace:
[  119.531994][ T2148]  <TASK>
[  119.531995][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  119.532001][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  119.532004][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  119.532009][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  119.532013][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  119.532018][ T2148]  __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))
[  119.532020][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  119.532026][ T2148]  ? 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)
[  119.532028][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  119.532032][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  119.532035][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  119.532036][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  119.532041][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  119.532043][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  119.532048][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  119.532051][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.532056][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  119.532059][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.532064][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  119.532068][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  119.532073][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.532076][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  119.532080][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  119.532084][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  119.532086][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.532091][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  119.532094][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  119.532096][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.532098][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  119.532102][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  119.532103][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  119.532107][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  119.532110][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  119.532113][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.532115][ T2148]  ? 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)
[  119.532120][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  119.532126][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  119.532132][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  119.532136][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  119.532139][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  119.532141][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  119.532144][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  119.532146][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.532147][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.532149][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  119.532151][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  119.532158][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  119.532164][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  119.532166][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  119.532169][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  119.532173][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  119.532175][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  119.532179][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  119.532181][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  119.532185][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.532187][ T2148]  ? 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)
[  119.532189][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  119.532192][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  119.532195][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  119.532198][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  119.532204][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  119.532208][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.532211][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  119.532213][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  119.532214][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  119.532216][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  119.532218][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  119.532223][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.532227][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  119.532229][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  119.532232][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.532235][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  119.532236][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.532238][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  119.532240][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  119.532243][ T2148]  ? __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)
[  119.532246][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  119.532247][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.532249][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  119.532252][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  119.532255][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  119.532256][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  119.532263][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  119.532266][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  119.532274][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  119.532278][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  119.532280][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.532304][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  119.532306][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  119.532309][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  119.532311][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  119.532313][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.532318][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  119.532319][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  119.532322][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  119.532324][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  119.532328][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  119.532331][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  119.532335][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.532336][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.532341][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  119.532343][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  119.532347][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  119.532350][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  119.532354][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  119.532361][ T2148]  ? 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))
[  119.532363][ T2148]  ? 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))
[  119.532368][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  119.532373][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  119.532375][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  119.532380][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  119.532385][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  119.532389][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  119.532392][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  119.532396][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  119.532400][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  119.532415][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  119.532417][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  119.532421][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  119.532424][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  119.532426][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  119.532427][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  119.532430][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  119.532433][ T2148] RIP: 0033:0x7f20e9d2954e
[  119.532437][ T2148] 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
[  119.532439][ T2148] RSP: 002b:00007ffea17d4d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  119.532441][ T2148] RAX: ffffffffffffffda RBX: 000055e86bb63220 RCX: 00007f20e9d2954e
[  119.532443][ T2148] RDX: 0000000000000030 RSI: 000055e86bcd3060 RDI: 0000000000000014
[  119.532444][ T2148] RBP: 00007ffea17d4d20 R08: 00007ffea17d4d70 R09: 0000000000000080
[  119.532445][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e86bcc45e0
[  119.532446][ T2148] R13: 00007ffea17d4e54 R14: 0000000000000000 R15: 0000000000000000
| [  120.951702][ T2147] softirqs last disabled at (273894): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  120.951704][ T2147] Preemption disabled at:
| [  120.951705][ T2147] vprintk_emit (kernel/printk/printk.c:2471)
| [  120.951714][ T2147] Tainted: [W]=WARN
[  120.951715][ T2147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  120.951717][ T2147] Call Trace:
[  120.951719][ T2147]  <TASK>
[  120.951721][ T2147]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  120.951726][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  120.951729][ T2147]  __might_resched.cold (kernel/sched/core.c:9234)
[  120.951733][ T2147]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  120.951737][ T2147]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  120.951742][ T2147]  __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))
[  120.951745][ T2147]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  120.951751][ T2147]  ? 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)
[  120.951753][ T2147]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  120.951756][ T2147]  put_chars (drivers/char/virtio_console.c:1176)
[  120.951759][ T2147]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  120.951761][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  120.951765][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  120.951768][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  120.951773][ T2147]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  120.951775][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.951780][ T2147]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  120.951783][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.951788][ T2147]  console_emit_next_record (kernel/printk/printk.c:3183)
[  120.951792][ T2147]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  120.951796][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.951798][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  120.951802][ T2147]  console_flush_one_record (kernel/printk/printk.c:3268)
[  120.951806][ T2147]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  120.951808][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.951813][ T2147]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  120.951816][ T2147]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  120.951818][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.951820][ T2147]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  120.951824][ T2147]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  120.951825][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  120.951829][ T2147]  vprintk_emit (kernel/printk/printk.c:2479)
[  120.951832][ T2147]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  120.951835][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.951836][ T2147]  ? 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)
[  120.951843][ T2147]  dev_vprintk_emit (drivers/base/core.c:5000)
[  120.951848][ T2147]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  120.951854][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  120.951858][ T2147]  dev_printk_emit (drivers/base/core.c:5011)
[  120.951861][ T2147]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  120.951863][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  120.951866][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  120.951868][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.951869][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.951871][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  120.951873][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  120.951877][ T2147]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  120.951882][ T2147]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  120.951885][ T2147]  ? netdev_notice (net/core/dev.c:13194)
[  120.951887][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  120.951891][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  120.951893][ T2147]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  120.951897][ T2147]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  120.951899][ T2147]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  120.951903][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.951904][ T2147]  ? 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)
[  120.951907][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  120.951910][ T2147]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  120.951912][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  120.951916][ T2147]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  120.951922][ T2147]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  120.951925][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.951928][ T2147]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  120.951929][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  120.951931][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  120.951933][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  120.951935][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  120.951939][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.951944][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  120.951946][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  120.951949][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.951951][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  120.951952][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.951954][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  120.951956][ T2147]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  120.951959][ T2147]  ? __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)
[  120.951962][ T2147]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  120.951963][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.951965][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  120.951968][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  120.951970][ T2147]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  120.951972][ T2147]  ? nla_get_range_signed (lib/nlattr.c:270)
[  120.951978][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  120.951981][ T2147]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  120.951989][ T2147]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  120.951993][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  120.951995][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.952018][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  120.952020][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  120.952023][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  120.952025][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  120.952027][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.952031][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  120.952033][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  120.952035][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  120.952038][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  120.952041][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  120.952044][ T2147]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  120.952047][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.952049][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.952054][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  120.952055][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  120.952060][ T2147]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  120.952063][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  120.952066][ T2147]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  120.952073][ T2147]  ? 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))
[  120.952075][ T2147]  ? 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))
[  120.952080][ T2147]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  120.952085][ T2147]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  120.952087][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  120.952092][ T2147]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  120.952096][ T2147]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  120.952100][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  120.952104][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  120.952107][ T2147]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  120.952111][ T2147]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  120.952126][ T2147]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  120.952127][ T2147]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  120.952131][ T2147]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  120.952134][ T2147]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  120.952136][ T2147]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  120.952137][ T2147]  ? irq_exit_rcu (kernel/softirq.c:786)
[  120.952142][ T2147]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  120.952144][ T2147] RIP: 0033:0x7f20e9d2954e
[  120.952148][ T2147] 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
[  120.952150][ T2147] RSP: 002b:00007ffea17d4d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  120.952156][ T2147] RAX: ffffffffffffffda RBX: 000055e86bb63220 RCX: 00007f20e9d2954e
[  120.952157][ T2147] RDX: 0000000000000030 RSI: 000055e86bb66e30 RDI: 0000000000000012
[  120.952158][ T2147] RBP: 00007ffea17d4d20 R08: 00007ffea17d4d70 R09: 0000000000000080
[  120.952159][ T2147] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e86bcd3810
[  120.952160][ T2147] R13: 00007ffea17d4e54 R14: 0000000000000000 R15: 0000000000000000
| [  122.300033][ T2148] softirqs last disabled at (740080): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  122.300036][ T2148] Preemption disabled at:
| [  122.300036][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  122.300047][ T2148] Tainted: [W]=WARN
[  122.300048][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  122.300050][ T2148] Call Trace:
[  122.300052][ T2148]  <TASK>
[  122.300053][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  122.300059][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  122.300061][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  122.300066][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  122.300070][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  122.300076][ T2148]  __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))
[  122.300078][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  122.300084][ T2148]  ? 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)
[  122.300086][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  122.300090][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  122.300093][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  122.300094][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  122.300099][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  122.300102][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  122.300107][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  122.300109][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.300115][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  122.300118][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.300123][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  122.300127][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  122.300132][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.300134][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  122.300139][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  122.300143][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  122.300145][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.300150][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  122.300156][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  122.300157][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.300160][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  122.300163][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  122.300165][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  122.300169][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  122.300172][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  122.300175][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.300177][ T2148]  ? 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)
[  122.300183][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  122.300189][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  122.300195][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  122.300200][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  122.300203][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  122.300205][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  122.300208][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  122.300210][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.300211][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.300213][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  122.300215][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  122.300219][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  122.300225][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  122.300228][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  122.300231][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  122.300234][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  122.300237][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  122.300240][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  122.300243][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  122.300247][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.300248][ T2148]  ? 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)
[  122.300251][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  122.300254][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  122.300257][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  122.300260][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  122.300267][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  122.300271][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.300274][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  122.300275][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  122.300277][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  122.300279][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  122.300281][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  122.300285][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.300290][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  122.300292][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  122.300295][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.300297][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  122.300299][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.300300][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  122.300303][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  122.300305][ T2148]  ? __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)
[  122.300309][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  122.300310][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.300312][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  122.300315][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  122.300317][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  122.300319][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  122.300325][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  122.300328][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  122.300337][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  122.300340][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  122.300342][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.300366][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  122.300368][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  122.300371][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  122.300373][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  122.300375][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.300380][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  122.300381][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  122.300384][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  122.300386][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  122.300390][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  122.300393][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  122.300396][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.300398][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.300403][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  122.300404][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  122.300409][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  122.300412][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  122.300416][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  122.300423][ T2148]  ? 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))
[  122.300425][ T2148]  ? 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))
[  122.300430][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  122.300435][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  122.300437][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  122.300442][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  122.300447][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  122.300451][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  122.300454][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  122.300458][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  122.300462][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  122.300477][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  122.300479][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  122.300483][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  122.300486][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  122.300488][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  122.300490][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  122.300493][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  122.300495][ T2148] RIP: 0033:0x7f20e9d2954e
[  122.300499][ T2148] 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
[  122.300501][ T2148] RSP: 002b:00007ffea17d4d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  122.300504][ T2148] RAX: ffffffffffffffda RBX: 000055e86bb63220 RCX: 00007f20e9d2954e
[  122.300506][ T2148] RDX: 0000000000000030 RSI: 000055e86bcd19a0 RDI: 0000000000000014
[  122.300507][ T2148] RBP: 00007ffea17d4d20 R08: 00007ffea17d4d70 R09: 0000000000000080
[  122.300507][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e86bcb65e0
[  122.300508][ T2148] R13: 00007ffea17d4e54 R14: 0000000000000000 R15: 0000000000000000
| [  123.621778][ T2148] softirqs last disabled at (797034): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  123.621780][ T2148] Preemption disabled at:
| [  123.621781][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  123.621791][ T2148] Tainted: [W]=WARN
[  123.621792][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.621794][ T2148] Call Trace:
[  123.621795][ T2148]  <TASK>
[  123.621797][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  123.621803][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  123.621805][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  123.621809][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  123.621814][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  123.621819][ T2148]  __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))
[  123.621821][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  123.621827][ T2148]  ? 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)
[  123.621829][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  123.621832][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  123.621835][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  123.621837][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  123.621842][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  123.621844][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  123.621849][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  123.621852][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.621857][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  123.621860][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.621865][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  123.621869][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  123.621874][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.621876][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  123.621880][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  123.621885][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  123.621886][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.621892][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  123.621895][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  123.621896][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.621899][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  123.621902][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  123.621904][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  123.621907][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  123.621911][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  123.621914][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.621915][ T2148]  ? 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)
[  123.621921][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  123.621927][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  123.621932][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  123.621937][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  123.621940][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  123.621942][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  123.621945][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  123.621947][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.621948][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.621950][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  123.621952][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  123.621956][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  123.621962][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  123.621964][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  123.621967][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  123.621970][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  123.621973][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  123.621976][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  123.621979][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  123.621982][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.621984][ T2148]  ? 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)
[  123.621986][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  123.621990][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  123.621992][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  123.621996][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  123.622002][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  123.622005][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.622008][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  123.622010][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  123.622011][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  123.622014][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  123.622015][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  123.622020][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.622025][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  123.622026][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  123.622029][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.622032][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  123.622033][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.622035][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.622037][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  123.622040][ T2148]  ? __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)
[  123.622043][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  123.622045][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.622047][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  123.622049][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  123.622052][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  123.622054][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  123.622060][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  123.622063][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  123.622072][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  123.622075][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  123.622077][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.622102][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  123.622104][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  123.622107][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  123.622109][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  123.622111][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.622115][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  123.622117][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  123.622120][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  123.622122][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  123.622126][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  123.622128][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  123.622132][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.622134][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.622139][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  123.622140][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  123.622145][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  123.622148][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.622152][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  123.622162][ T2148]  ? 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))
[  123.622164][ T2148]  ? 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))
[  123.622169][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  123.622174][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  123.622176][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  123.622181][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  123.622186][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  123.622189][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  123.622193][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  123.622197][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  123.622200][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  123.622215][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  123.622217][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  123.622221][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  123.622224][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  123.622226][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  123.622227][ T2148]  ? irq_exit_rcu (kernel/softirq.c:786)
[  123.622232][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  123.622234][ T2148] RIP: 0033:0x7f20e9d2954e
[  123.622238][ T2148] 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
[  123.622240][ T2148] RSP: 002b:00007ffea17d4d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  123.622243][ T2148] RAX: ffffffffffffffda RBX: 000055e86bb63220 RCX: 00007f20e9d2954e
[  123.622245][ T2148] RDX: 0000000000000030 RSI: 000055e86bb4c7a0 RDI: 0000000000000014
[  123.622246][ T2148] RBP: 00007ffea17d4d20 R08: 00007ffea17d4d70 R09: 0000000000000080
[  123.622246][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e86bcd5780
[  123.622248][ T2148] R13: 00007ffea17d4e54 R14: 0000000000000000 R15: 0000000000000000
| [  125.048349][ T2147] softirqs last disabled at (360534): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  125.048352][ T2147] Preemption disabled at:
| [  125.048352][ T2147] vprintk_emit (kernel/printk/printk.c:2471)
| [  125.048362][ T2147] Tainted: [W]=WARN
[  125.048363][ T2147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  125.048365][ T2147] Call Trace:
[  125.048367][ T2147]  <TASK>
[  125.048369][ T2147]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  125.048374][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  125.048376][ T2147]  __might_resched.cold (kernel/sched/core.c:9234)
[  125.048381][ T2147]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  125.048385][ T2147]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  125.048390][ T2147]  __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))
[  125.048393][ T2147]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  125.048399][ T2147]  ? 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)
[  125.048401][ T2147]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  125.048405][ T2147]  put_chars (drivers/char/virtio_console.c:1176)
[  125.048407][ T2147]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  125.048409][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  125.048413][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  125.048416][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  125.048421][ T2147]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  125.048424][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  125.048429][ T2147]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  125.048431][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.048437][ T2147]  console_emit_next_record (kernel/printk/printk.c:3183)
[  125.048441][ T2147]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  125.048445][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.048447][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  125.048451][ T2147]  console_flush_one_record (kernel/printk/printk.c:3268)
[  125.048456][ T2147]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  125.048457][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  125.048463][ T2147]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  125.048466][ T2147]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  125.048467][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.048469][ T2147]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  125.048473][ T2147]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  125.048475][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  125.048478][ T2147]  vprintk_emit (kernel/printk/printk.c:2479)
[  125.048482][ T2147]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  125.048486][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  125.048491][ T2147]  dev_vprintk_emit (drivers/base/core.c:5000)
[  125.048496][ T2147]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  125.048502][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  125.048507][ T2147]  dev_printk_emit (drivers/base/core.c:5011)
[  125.048509][ T2147]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  125.048511][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  125.048514][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  125.048516][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  125.048518][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  125.048519][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  125.048521][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  125.048526][ T2147]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  125.048531][ T2147]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  125.048534][ T2147]  ? netdev_notice (net/core/dev.c:13194)
[  125.048536][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  125.048540][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  125.048542][ T2147]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  125.048546][ T2147]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  125.048548][ T2147]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  125.048552][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  125.048554][ T2147]  ? 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)
[  125.048556][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  125.048559][ T2147]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  125.048562][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  125.048565][ T2147]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  125.048571][ T2147]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  125.048575][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  125.048578][ T2147]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  125.048579][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  125.048581][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  125.048583][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  125.048585][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  125.048589][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  125.048594][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  125.048596][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  125.048599][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.048601][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  125.048603][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.048604][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  125.048606][ T2147]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  125.048609][ T2147]  ? __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)
[  125.048612][ T2147]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  125.048614][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  125.048616][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  125.048618][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  125.048628][ T2147]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  125.048631][ T2147]  ? nla_get_range_signed (lib/nlattr.c:270)
[  125.048637][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  125.048640][ T2147]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  125.048648][ T2147]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  125.048652][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  125.048654][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  125.048677][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  125.048679][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  125.048682][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  125.048684][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  125.048686][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  125.048691][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  125.048692][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  125.048695][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  125.048697][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  125.048701][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  125.048703][ T2147]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  125.048707][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.048708][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  125.048713][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  125.048715][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  125.048719][ T2147]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  125.048722][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  125.048726][ T2147]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  125.048736][ T2147]  ? 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))
[  125.048739][ T2147]  ? 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))
[  125.048747][ T2147]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  125.048752][ T2147]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  125.048755][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  125.048760][ T2147]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  125.048764][ T2147]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  125.048768][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  125.048772][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  125.048775][ T2147]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  125.048779][ T2147]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  125.048793][ T2147]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  125.048795][ T2147]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  125.048799][ T2147]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  125.048802][ T2147]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  125.048804][ T2147]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  125.048806][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  125.048808][ T2147]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  125.048811][ T2147] RIP: 0033:0x7f20e9d2954e
[  125.048815][ T2147] 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
[  125.048817][ T2147] RSP: 002b:00007ffea17d4d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  125.048820][ T2147] RAX: ffffffffffffffda RBX: 000055e86bb63220 RCX: 00007f20e9d2954e
[  125.048821][ T2147] RDX: 0000000000000030 RSI: 000055e86bb5d7f0 RDI: 0000000000000012
[  125.048822][ T2147] RBP: 00007ffea17d4d20 R08: 00007ffea17d4d70 R09: 0000000000000080
[  125.048823][ T2147] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e86bcd9b40
[  125.048824][ T2147] R13: 00007ffea17d4e54 R14: 0000000000000000 R15: 0000000000000000
| [  126.374091][ T2148] softirqs last disabled at (911590): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  126.374094][ T2148] Preemption disabled at:
| [  126.374094][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  126.374104][ T2148] Tainted: [W]=WARN
[  126.374105][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  126.374107][ T2148] Call Trace:
[  126.374108][ T2148]  <TASK>
[  126.374110][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  126.374116][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  126.374118][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  126.374123][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  126.374127][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  126.374132][ T2148]  __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))
[  126.374134][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  126.374139][ T2148]  ? 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)
[  126.374142][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  126.374145][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  126.374148][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  126.374150][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  126.374158][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  126.374161][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  126.374166][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  126.374169][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.374174][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  126.374176][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.374181][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  126.374185][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  126.374190][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.374192][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  126.374196][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  126.374200][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  126.374202][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.374207][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  126.374210][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  126.374212][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.374214][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  126.374217][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  126.374219][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  126.374222][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  126.374226][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  126.374228][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.374230][ T2148]  ? 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)
[  126.374236][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  126.374241][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  126.374247][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  126.374251][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  126.374254][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  126.374256][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  126.374259][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  126.374261][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.374262][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.374264][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  126.374266][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  126.374270][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  126.374276][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  126.374278][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  126.374280][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  126.374284][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  126.374286][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  126.374290][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  126.374292][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  126.374296][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.374297][ T2148]  ? 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)
[  126.374300][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  126.374303][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  126.374305][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  126.374309][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  126.374315][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  126.374318][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.374321][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  126.374322][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  126.374324][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  126.374328][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  126.374331][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  126.374339][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.374344][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  126.374346][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  126.374349][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.374351][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  126.374353][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.374354][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.374357][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  126.374359][ T2148]  ? __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)
[  126.374363][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  126.374364][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.374366][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  126.374369][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  126.374371][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  126.374373][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  126.374379][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  126.374382][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  126.374390][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  126.374394][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  126.374396][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.374419][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  126.374420][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  126.374424][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  126.374426][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  126.374428][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.374432][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  126.374434][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  126.374436][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  126.374438][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  126.374442][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  126.374445][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  126.374448][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.374450][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.374454][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  126.374456][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  126.374460][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  126.374464][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.374467][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  126.374474][ T2148]  ? 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))
[  126.374476][ T2148]  ? 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))
[  126.374481][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  126.374485][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  126.374488][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  126.374492][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  126.374497][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  126.374501][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  126.374504][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  126.374508][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  126.374512][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  126.374522][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  126.374528][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  126.374530][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  126.374534][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  126.374536][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  126.374538][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  126.374539][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  126.374542][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  126.374544][ T2148] RIP: 0033:0x7f20e9d2954e
[  126.374549][ T2148] 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
[  126.374551][ T2148] RSP: 002b:00007ffea17d4d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  126.374554][ T2148] RAX: ffffffffffffffda RBX: 000055e86bb63220 RCX: 00007f20e9d2954e
[  126.374555][ T2148] RDX: 0000000000000030 RSI: 000055e86bc99700 RDI: 0000000000000014
[  126.374556][ T2148] RBP: 00007ffea17d4d20 R08: 00007ffea17d4d70 R09: 0000000000000080
[  126.374557][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e86bd017e0
[  126.374558][ T2148] R13: 00007ffea17d4e54 R14: 0000000000000000 R15: 0000000000000000
| [  127.696306][ T2148] softirqs last disabled at (987434): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  127.696308][ T2148] Preemption disabled at:
| [  127.696308][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  127.696318][ T2148] Tainted: [W]=WARN
[  127.696319][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  127.696320][ T2148] Call Trace:
[  127.696322][ T2148]  <TASK>
[  127.696324][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  127.696331][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  127.696334][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  127.696341][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  127.696346][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  127.696353][ T2148]  __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))
[  127.696357][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  127.696363][ T2148]  ? 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)
[  127.696365][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  127.696369][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  127.696372][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  127.696373][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  127.696378][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  127.696380][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  127.696385][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  127.696388][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  127.696393][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  127.696395][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  127.696401][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  127.696404][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  127.696409][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  127.696411][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  127.696415][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  127.696419][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  127.696421][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  127.696426][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  127.696429][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  127.696430][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  127.696433][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  127.696436][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  127.696438][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  127.696441][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  127.696445][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  127.696447][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  127.696449][ T2148]  ? 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)
[  127.696455][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  127.696460][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  127.696466][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  127.696470][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  127.696473][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  127.696475][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  127.696478][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  127.696480][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  127.696481][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  127.696483][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  127.696485][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  127.696489][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  127.696495][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  127.696497][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  127.696499][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  127.696503][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  127.696505][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  127.696509][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  127.696511][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  127.696515][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  127.696517][ T2148]  ? 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)
[  127.696519][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  127.696522][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  127.696525][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  127.696528][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  127.696534][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  127.696537][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  127.696540][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  127.696542][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  127.696543][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  127.696546][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  127.696547][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  127.696552][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  127.696556][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  127.696558][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  127.696561][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  127.696563][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  127.696565][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  127.696566][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  127.696568][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  127.696571][ T2148]  ? __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)
[  127.696574][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  127.696576][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  127.696578][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  127.696580][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  127.696583][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  127.696585][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  127.696591][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  127.696594][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  127.696602][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  127.696606][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  127.696608][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  127.696631][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  127.696633][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  127.696644][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  127.696646][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  127.696648][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  127.696652][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  127.696654][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  127.696656][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  127.696659][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  127.696662][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  127.696665][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  127.696668][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.696670][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  127.696675][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  127.696677][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  127.696681][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  127.696684][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  127.696688][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  127.696695][ T2148]  ? 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))
[  127.696697][ T2148]  ? 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))
[  127.696702][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  127.696706][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  127.696709][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  127.696713][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  127.696718][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  127.696722][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  127.696725][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  127.696729][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  127.696733][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  127.696747][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  127.696749][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  127.696753][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  127.696756][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  127.696758][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  127.696759][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  127.696762][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  127.696764][ T2148] RIP: 0033:0x7f20e9d2954e
[  127.696768][ T2148] 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
[  127.696770][ T2148] RSP: 002b:00007ffea17d4d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  127.696773][ T2148] RAX: ffffffffffffffda RBX: 000055e86bb63220 RCX: 00007f20e9d2954e
[  127.696774][ T2148] RDX: 0000000000000030 RSI: 000055e86bcd8a20 RDI: 0000000000000014
[  127.696775][ T2148] RBP: 00007ffea17d4d20 R08: 00007ffea17d4d70 R09: 0000000000000080
[  127.696776][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e86bd02e00
[  127.696777][ T2148] R13: 00007ffea17d4e54 R14: 0000000000000000 R15: 0000000000000000
| [  129.069945][ T2147] softirqs last disabled at (453804): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  129.069947][ T2147] Preemption disabled at:
| [  129.069948][ T2147] vprintk_emit (kernel/printk/printk.c:2471)
| [  129.069958][ T2147] Tainted: [W]=WARN
[  129.069959][ T2147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  129.069961][ T2147] Call Trace:
[  129.069963][ T2147]  <TASK>
[  129.069965][ T2147]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  129.069971][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  129.069973][ T2147]  __might_resched.cold (kernel/sched/core.c:9234)
[  129.069978][ T2147]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  129.069983][ T2147]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  129.069988][ T2147]  __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))
[  129.069990][ T2147]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  129.069996][ T2147]  ? 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)
[  129.069999][ T2147]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  129.070002][ T2147]  put_chars (drivers/char/virtio_console.c:1176)
[  129.070006][ T2147]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  129.070007][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  129.070012][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  129.070014][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  129.070019][ T2147]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  129.070022][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.070028][ T2147]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  129.070030][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  129.070036][ T2147]  console_emit_next_record (kernel/printk/printk.c:3183)
[  129.070040][ T2147]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  129.070045][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  129.070047][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  129.070051][ T2147]  console_flush_one_record (kernel/printk/printk.c:3268)
[  129.070056][ T2147]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  129.070057][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.070063][ T2147]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  129.070066][ T2147]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  129.070067][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  129.070070][ T2147]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  129.070073][ T2147]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  129.070075][ T2147]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  129.070078][ T2147]  vprintk_emit (kernel/printk/printk.c:2479)
[  129.070082][ T2147]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  129.070085][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.070087][ T2147]  ? 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)
[  129.070093][ T2147]  dev_vprintk_emit (drivers/base/core.c:5000)
[  129.070099][ T2147]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  129.070105][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  129.070109][ T2147]  dev_printk_emit (drivers/base/core.c:5011)
[  129.070112][ T2147]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  129.070114][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  129.070117][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  129.070119][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.070121][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.070122][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  129.070125][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  129.070129][ T2147]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  129.070135][ T2147]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  129.070137][ T2147]  ? netdev_notice (net/core/dev.c:13194)
[  129.070140][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  129.070144][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  129.070146][ T2147]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  129.070150][ T2147]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  129.070153][ T2147]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  129.070159][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.070160][ T2147]  ? 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)
[  129.070163][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  129.070166][ T2147]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  129.070169][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  129.070172][ T2147]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  129.070179][ T2147]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  129.070182][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.070185][ T2147]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  129.070187][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  129.070188][ T2147]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  129.070191][ T2147]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  129.070192][ T2147]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  129.070197][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.070202][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  129.070204][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  129.070207][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  129.070210][ T2147]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  129.070211][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  129.070213][ T2147]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  129.070215][ T2147]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  129.070218][ T2147]  ? __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)
[  129.070221][ T2147]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  129.070223][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.070225][ T2147]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  129.070227][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  129.070230][ T2147]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  129.070232][ T2147]  ? nla_get_range_signed (lib/nlattr.c:270)
[  129.070238][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  129.070242][ T2147]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  129.070250][ T2147]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  129.070254][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  129.070255][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.070281][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  129.070282][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  129.070286][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  129.070288][ T2147]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  129.070290][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.070294][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  129.070296][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  129.070299][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  129.070301][ T2147]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  129.070305][ T2147]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  129.070308][ T2147]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  129.070312][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  129.070314][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.070318][ T2147]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  129.070320][ T2147]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  129.070324][ T2147]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  129.070328][ T2147]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  129.070331][ T2147]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  129.070339][ T2147]  ? 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))
[  129.070341][ T2147]  ? 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))
[  129.070346][ T2147]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  129.070351][ T2147]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  129.070353][ T2147]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  129.070358][ T2147]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  129.070363][ T2147]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  129.070367][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  129.070371][ T2147]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  129.070374][ T2147]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  129.070378][ T2147]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  129.070390][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  129.070397][ T2147]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  129.070398][ T2147]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  129.070402][ T2147]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  129.070404][ T2147]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  129.070406][ T2147]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  129.070408][ T2147]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  129.070411][ T2147]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  129.070413][ T2147] RIP: 0033:0x7f20e9d2954e
[  129.070417][ T2147] 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
[  129.070419][ T2147] RSP: 002b:00007ffea17d4d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  129.070423][ T2147] RAX: ffffffffffffffda RBX: 000055e86bb63220 RCX: 00007f20e9d2954e
[  129.070424][ T2147] RDX: 0000000000000030 RSI: 000055e86bb66e30 RDI: 0000000000000012
[  129.070425][ T2147] RBP: 00007ffea17d4d20 R08: 00007ffea17d4d70 R09: 0000000000000080
[  129.070426][ T2147] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e86bcd8470
[  129.070427][ T2147] R13: 00007ffea17d4e54 R14: 0000000000000000 R15: 0000000000000000
| [  130.418578][ T2148] softirqs last disabled at (1108398): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  130.418580][ T2148] Preemption disabled at:
| [  130.418581][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  130.418591][ T2148] Tainted: [W]=WARN
[  130.418592][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  130.418593][ T2148] Call Trace:
[  130.418595][ T2148]  <TASK>
[  130.418597][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  130.418603][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  130.418605][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  130.418610][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  130.418614][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  130.418619][ T2148]  __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))
[  130.418621][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  130.418627][ T2148]  ? 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)
[  130.418630][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  130.418633][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  130.418637][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  130.418638][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  130.418643][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  130.418645][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  130.418650][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  130.418660][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.418666][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  130.418669][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.418674][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  130.418678][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  130.418682][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.418685][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  130.418689][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  130.418693][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  130.418694][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.418700][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  130.418702][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  130.418704][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.418706][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  130.418710][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  130.418711][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  130.418715][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  130.418719][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  130.418721][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.418723][ T2148]  ? 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)
[  130.418729][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  130.418736][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  130.418746][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  130.418751][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  130.418754][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  130.418756][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  130.418759][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  130.418761][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.418763][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.418764][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  130.418767][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  130.418771][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  130.418776][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  130.418778][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  130.418781][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  130.418785][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  130.418787][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  130.418791][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  130.418793][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  130.418797][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.418799][ T2148]  ? 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)
[  130.418801][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  130.418804][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  130.418807][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  130.418810][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  130.418816][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  130.418820][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.418822][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  130.418824][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  130.418826][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  130.418828][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  130.418830][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  130.418834][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.418839][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  130.418841][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  130.418844][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.418846][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  130.418848][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.418849][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  130.418852][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  130.418854][ T2148]  ? __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)
[  130.418858][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  130.418859][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.418861][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  130.418864][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  130.418866][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  130.418868][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  130.418875][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  130.418878][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  130.418886][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  130.418889][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  130.418891][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.418915][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  130.418916][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  130.418920][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  130.418921][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  130.418923][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.418928][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  130.418930][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  130.418932][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  130.418934][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  130.418938][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  130.418941][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  130.418944][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  130.418946][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.418950][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  130.418952][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  130.418956][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  130.418960][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  130.418963][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  130.418970][ T2148]  ? 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))
[  130.418972][ T2148]  ? 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))
[  130.418978][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  130.418982][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  130.418985][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  130.418989][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  130.418994][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  130.418998][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  130.419001][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  130.419005][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  130.419009][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  130.419023][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  130.419025][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  130.419029][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  130.419032][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  130.419033][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  130.419035][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  130.419038][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  130.419040][ T2148] RIP: 0033:0x7f20e9d2954e
[  130.419044][ T2148] 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
[  130.419047][ T2148] RSP: 002b:00007ffea17d4d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  130.419050][ T2148] RAX: ffffffffffffffda RBX: 000055e86bb63220 RCX: 00007f20e9d2954e
[  130.419051][ T2148] RDX: 0000000000000030 RSI: 000055e86bcd3080 RDI: 0000000000000014
[  130.419052][ T2148] RBP: 00007ffea17d4d20 R08: 00007ffea17d4d70 R09: 0000000000000080
[  130.419053][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e86bd04840
[  130.419054][ T2148] R13: 00007ffea17d4e54 R14: 0000000000000000 R15: 0000000000000000
| [  131.740859][ T2148] softirqs last disabled at (1194208): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [  131.740861][ T2148] Preemption disabled at:
| [  131.740862][ T2148] vprintk_emit (kernel/printk/printk.c:2471)
| [  131.740871][ T2148] Tainted: [W]=WARN
[  131.740871][ T2148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.740873][ T2148] Call Trace:
[  131.740875][ T2148]  <TASK>
[  131.740877][ T2148]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  131.740882][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  131.740885][ T2148]  __might_resched.cold (kernel/sched/core.c:9234)
[  131.740889][ T2148]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  131.740894][ T2148]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[  131.740899][ T2148]  __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))
[  131.740901][ T2148]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  131.740907][ T2148]  ? 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)
[  131.740910][ T2148]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  131.740913][ T2148]  put_chars (drivers/char/virtio_console.c:1176)
[  131.740916][ T2148]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  131.740917][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  131.740922][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  131.740924][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  131.740929][ T2148]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  131.740932][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  131.740937][ T2148]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  131.740940][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.740945][ T2148]  console_emit_next_record (kernel/printk/printk.c:3183)
[  131.740952][ T2148]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  131.740956][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.740959][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  131.740963][ T2148]  console_flush_one_record (kernel/printk/printk.c:3268)
[  131.740967][ T2148]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  131.740969][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  131.740974][ T2148]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  131.740977][ T2148]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  131.740979][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.740981][ T2148]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  131.740985][ T2148]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  131.740987][ T2148]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  131.740990][ T2148]  vprintk_emit (kernel/printk/printk.c:2479)
[  131.740994][ T2148]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  131.740996][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  131.740998][ T2148]  ? 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)
[  131.741004][ T2148]  dev_vprintk_emit (drivers/base/core.c:5000)
[  131.741009][ T2148]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[  131.741015][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  131.741020][ T2148]  dev_printk_emit (drivers/base/core.c:5011)
[  131.741023][ T2148]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[  131.741025][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  131.741028][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  131.741030][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  131.741032][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  131.741033][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  131.741035][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  131.741040][ T2148]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[  131.741045][ T2148]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  131.741048][ T2148]  ? netdev_notice (net/core/dev.c:13194)
[  131.741050][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  131.741054][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  131.741056][ T2148]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[  131.741060][ T2148]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  131.741063][ T2148]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[  131.741067][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  131.741068][ T2148]  ? 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)
[  131.741070][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[  131.741074][ T2148]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[  131.741077][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  131.741080][ T2148]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[  131.741086][ T2148]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[  131.741090][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  131.741092][ T2148]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  131.741094][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  131.741096][ T2148]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[  131.741098][ T2148]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[  131.741100][ T2148]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[  131.741104][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  131.741109][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  131.741111][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  131.741114][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.741116][ T2148]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  131.741118][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.741119][ T2148]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.741122][ T2148]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  131.741124][ T2148]  ? __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)
[  131.741127][ T2148]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  131.741129][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  131.741131][ T2148]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[  131.741133][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  131.741136][ T2148]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  131.741138][ T2148]  ? nla_get_range_signed (lib/nlattr.c:270)
[  131.741144][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  131.741147][ T2148]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  131.741155][ T2148]  rtnl_setlink (net/core/rtnetlink.c:3596)
[  131.741159][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  131.741161][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  131.741185][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  131.741187][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  131.741191][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  131.741192][ T2148]  ? mark_usage (kernel/locking/lockdep.c:4690)
[  131.741194][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  131.741199][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  131.741201][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  131.741203][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  131.741205][ T2148]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[  131.741209][ T2148]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[  131.741212][ T2148]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  131.741215][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  131.741217][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  131.741222][ T2148]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[  131.741223][ T2148]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[  131.741227][ T2148]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  131.741231][ T2148]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  131.741234][ T2148]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  131.741241][ T2148]  ? 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))
[  131.741243][ T2148]  ? 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))
[  131.741248][ T2148]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  131.741253][ T2148]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  131.741255][ T2148]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[  131.741260][ T2148]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  131.741265][ T2148]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  131.741269][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  131.741272][ T2148]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[  131.741276][ T2148]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[  131.741280][ T2148]  ? __ia32_sys_getpeername (net/socket.c:2235)
[  131.741290][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[  131.741297][ T2148]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[  131.741298][ T2148]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  131.741302][ T2148]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[  131.741304][ T2148]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[  131.741306][ T2148]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  131.741307][ T2148]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  131.741310][ T2148]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  131.741312][ T2148] RIP: 0033:0x7f20e9d2954e
[  131.741316][ T2148] 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
[  131.741318][ T2148] RSP: 002b:00007ffea17d4d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[  131.741321][ T2148] RAX: ffffffffffffffda RBX: 000055e86bb63220 RCX: 00007f20e9d2954e
[  131.741322][ T2148] RDX: 0000000000000030 RSI: 000055e86bbdf800 RDI: 0000000000000014
[  131.741323][ T2148] RBP: 00007ffea17d4d20 R08: 00007ffea17d4d70 R09: 0000000000000080
[  131.741324][ T2148] R10: 0000000000000000 R11: 0000000000000202 R12: 000055e86bccbb80


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