======================================
| [   11.612365][  T241] softirqs last disabled at (20306): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   11.612367][  T241] Preemption disabled at:
| [   11.612368][  T241] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.612377][  T241] Tainted: [W]=WARN
[   11.612378][  T241] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.612379][  T241] Call Trace:
[   11.612381][  T241]  <TASK>
[   11.612383][  T241]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.612388][  T241]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.612389][  T241]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.612394][  T241]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.612397][  T241]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.612402][  T241]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   11.612405][  T241]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.612411][  T241]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.612414][  T241]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.612417][  T241]  put_chars (drivers/char/virtio_console.c:1176)
[   11.612420][  T241]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.612424][  T241]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.612429][  T241]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.612433][  T241]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.612435][  T241]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.612439][  T241]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.612445][  T241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.612448][  T241]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.612452][  T241]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.612456][  T241]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.612457][  T241]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   11.612460][  T241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.612462][  T241]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.612466][  T241]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.612470][  T241]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.612471][  T241]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.612476][  T241]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.612479][  T241]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.612480][  T241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.612482][  T241]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.612486][  T241]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.612488][  T241]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.612491][  T241]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.612494][  T241]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.612496][  T241]  ? save_trace (kernel/locking/lockdep.c:589)
[   11.612501][  T241]  _printk (kernel/printk/printk.c:2504)
[   11.612504][  T241]  ? snapshot_read.cold (user.c:?)
[   11.612508][  T241]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.612510][  T241]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   11.612513][  T241]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   11.612516][  T241]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   11.612518][  T241]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   11.612521][  T241]  ? netdev_notice (net/core/dev.c:13194)
[   11.612523][  T241]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.612526][  T241]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.612529][  T241]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.612533][  T241]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   11.612535][  T241]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   11.612538][  T241]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   11.612544][  T241]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   11.612546][  T241]  ? __kernel_text_address (kernel/extable.c:79)
[   11.612549][  T241]  ? write_profile (profile.c:?)
[   11.612553][  T241]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   11.612559][  T241]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   11.612563][  T241]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.612565][  T241]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.612566][  T241]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.612569][  T241]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.612573][  T241]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.612575][  T241]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.612577][  T241]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.612580][  T241]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.612583][  T241]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.612585][  T241]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.612588][  T241]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.612590][  T241]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   11.612593][  T241]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   11.612598][  T241]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.612600][  T241]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.612603][  T241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.612605][  T241]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.612606][  T241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.612608][  T241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.612609][  T241]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.612612][  T241]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   11.612616][  T241]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.612618][  T241]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.612621][  T241]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.612623][  T241]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.612630][  T241]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.612635][  T241]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.612640][  T241]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.612642][  T241]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.612647][  T241]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.612649][  T241]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.612651][  T241]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.612653][  T241]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.612657][  T241]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.612659][  T241]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.612662][  T241]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.612663][  T241]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.612668][  T241]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.612670][  T241]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.612674][  T241]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.612676][  T241]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.612679][  T241]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.612685][  T241]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.612686][  T241]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.612691][  T241]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.612694][  T241]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.612697][  T241]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   11.612701][  T241]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.612705][  T241]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.612707][  T241]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.612710][  T241]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.612714][  T241]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.612718][  T241]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.612720][  T241]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.612722][  T241]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.612724][  T241]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   11.612731][  T241]  ___sys_sendmsg (net/socket.c:2767)
[   11.612734][  T241]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.612750][  T241]  __sys_sendmsg (net/socket.c:2799)
[   11.612754][  T241]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.612760][  T241]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.612763][  T241]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.612766][  T241]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.612769][  T241]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.612772][  T241] RIP: 0033:0x7f8c0053c54e
[   11.612776][  T241] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.612778][  T241] RSP: 002b:00007ffeb2d58dd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.612781][  T241] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8c0053c54e
[   11.612782][  T241] RDX: 0000000000000000 RSI: 00007ffeb2d58e80 RDI: 0000000000000005
[   11.612783][  T241] RBP: 00007ffeb2d58de0 R08: 0000000000000000 R09: 0000000000000000
[   11.612784][  T241] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917e96
[   11.612785][  T241] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeb2d59550
| [   12.829265][  T281] softirqs last disabled at (33070): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   12.829267][  T281] Preemption disabled at:
| [   12.829268][  T281] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.829277][  T281] Tainted: [W]=WARN
[   12.829278][  T281] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.829280][  T281] Call Trace:
[   12.829282][  T281]  <TASK>
[   12.829283][  T281]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.829289][  T281]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.829290][  T281]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.829295][  T281]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.829298][  T281]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.829304][  T281]  __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))
[   12.829306][  T281]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.829312][  T281]  ? 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)
[   12.829315][  T281]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.829319][  T281]  put_chars (drivers/char/virtio_console.c:1176)
[   12.829322][  T281]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.829326][  T281]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.829330][  T281]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.829335][  T281]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.829338][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.829340][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.829345][  T281]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.829349][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.829352][  T281]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.829356][  T281]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.829359][  T281]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.829361][  T281]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   12.829364][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.829366][  T281]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.829370][  T281]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.829374][  T281]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.829375][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.829381][  T281]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.829383][  T281]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.829384][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.829386][  T281]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.829390][  T281]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.829392][  T281]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.829395][  T281]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.829399][  T281]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.829401][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.829403][  T281]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   12.829405][  T281]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   12.829409][  T281]  _printk (kernel/printk/printk.c:2504)
[   12.829413][  T281]  ? snapshot_read.cold (user.c:?)
[   12.829415][  T281]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.829417][  T281]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.829420][  T281]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.829422][  T281]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   12.829426][  T281]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   12.829428][  T281]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   12.829431][  T281]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   12.829434][  T281]  ? netdev_notice (net/core/dev.c:13194)
[   12.829436][  T281]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.829439][  T281]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.829444][  T281]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.829448][  T281]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   12.829450][  T281]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   12.829453][  T281]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   12.829460][  T281]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   12.829462][  T281]  ? __kernel_text_address (kernel/extable.c:79)
[   12.829465][  T281]  ? write_profile (profile.c:?)
[   12.829470][  T281]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   12.829475][  T281]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   12.829479][  T281]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.829482][  T281]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.829483][  T281]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.829485][  T281]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.829489][  T281]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.829491][  T281]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.829493][  T281]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.829496][  T281]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.829499][  T281]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.829500][  T281]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.829503][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.829506][  T281]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   12.829508][  T281]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   12.829513][  T281]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.829516][  T281]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.829518][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.829520][  T281]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.829522][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.829523][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.829525][  T281]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.829528][  T281]  ? __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)
[   12.829532][  T281]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.829534][  T281]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.829538][  T281]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.829540][  T281]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.829546][  T281]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.829552][  T281]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.829557][  T281]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.829559][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.829564][  T281]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.829567][  T281]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.829569][  T281]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.829571][  T281]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.829575][  T281]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.829577][  T281]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.829580][  T281]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.829582][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.829587][  T281]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.829589][  T281]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.829593][  T281]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.829594][  T281]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.829597][  T281]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.829604][  T281]  ? 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))
[   12.829605][  T281]  ? 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))
[   12.829610][  T281]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.829614][  T281]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.829617][  T281]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   12.829621][  T281]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.829625][  T281]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.829626][  T281]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.829630][  T281]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.829633][  T281]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.829638][  T281]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   12.829640][  T281]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.829642][  T281]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   12.829644][  T281]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   12.829652][  T281]  ___sys_sendmsg (net/socket.c:2767)
[   12.829655][  T281]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.829672][  T281]  __sys_sendmsg (net/socket.c:2799)
[   12.829676][  T281]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.829682][  T281]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.829686][  T281]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.829689][  T281]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.829692][  T281]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.829695][  T281] RIP: 0033:0x7f56b40a754e
[   12.829699][  T281] 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
[   12.829701][  T281] RSP: 002b:00007ffee14367c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.829704][  T281] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f56b40a754e
[   12.829705][  T281] RDX: 0000000000000000 RSI: 00007ffee1436870 RDI: 0000000000000005
[   12.829706][  T281] RBP: 00007ffee14367d0 R08: 0000000000000000 R09: 0000000000000000
[   12.829707][  T281] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917e97
[   12.829708][  T281] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffee1436f40
| [   14.004857][  T291] softirqs last disabled at (29114): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   14.004860][  T291] Preemption disabled at:
| [   14.004860][  T291] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.004870][  T291] Tainted: [W]=WARN
[   14.004871][  T291] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.004873][  T291] Call Trace:
[   14.004874][  T291]  <TASK>
[   14.004876][  T291]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.004881][  T291]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.004883][  T291]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.004888][  T291]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.004891][  T291]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.004896][  T291]  __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))
[   14.004899][  T291]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.004905][  T291]  ? 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)
[   14.004908][  T291]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.004911][  T291]  put_chars (drivers/char/virtio_console.c:1176)
[   14.004914][  T291]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.004918][  T291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.004922][  T291]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.004926][  T291]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.004930][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.004932][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.004938][  T291]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.004941][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.004944][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.004949][  T291]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.004953][  T291]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.004955][  T291]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   14.004958][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.004960][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.004964][  T291]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.004969][  T291]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.004970][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.004977][  T291]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.004979][  T291]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.004980][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.004982][  T291]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.004986][  T291]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.004988][  T291]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.004991][  T291]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.004995][  T291]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.004997][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.004999][  T291]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   14.005002][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   14.005007][  T291]  _printk (kernel/printk/printk.c:2504)
[   14.005011][  T291]  ? snapshot_read.cold (user.c:?)
[   14.005013][  T291]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.005017][  T291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.005019][  T291]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.005021][  T291]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   14.005025][  T291]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   14.005028][  T291]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.005030][  T291]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   14.005033][  T291]  ? netdev_notice (net/core/dev.c:13194)
[   14.005036][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.005039][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.005041][  T291]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.005046][  T291]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.005048][  T291]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   14.005051][  T291]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   14.005057][  T291]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   14.005060][  T291]  ? __kernel_text_address (kernel/extable.c:79)
[   14.005063][  T291]  ? write_profile (profile.c:?)
[   14.005067][  T291]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   14.005072][  T291]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.005077][  T291]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   14.005079][  T291]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.005080][  T291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.005082][  T291]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.005086][  T291]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.005088][  T291]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.005091][  T291]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.005093][  T291]  ? kasan_save_stack (mm/kasan/common.c:58)
[   14.005096][  T291]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.005098][  T291]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.005101][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.005103][  T291]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   14.005106][  T291]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   14.005111][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.005113][  T291]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.005116][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.005118][  T291]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.005120][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.005121][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.005123][  T291]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.005125][  T291]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   14.005129][  T291]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.005131][  T291]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.005135][  T291]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.005137][  T291]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.005143][  T291]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   14.005148][  T291]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.005153][  T291]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.005155][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.005160][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.005162][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.005164][  T291]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.005166][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.005170][  T291]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.005172][  T291]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.005175][  T291]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.005176][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.005181][  T291]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.005183][  T291]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.005187][  T291]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.005189][  T291]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.005192][  T291]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.005198][  T291]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.005200][  T291]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.005204][  T291]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.005208][  T291]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.005211][  T291]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   14.005215][  T291]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.005218][  T291]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.005220][  T291]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.005223][  T291]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.005227][  T291]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.005231][  T291]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   14.005233][  T291]  ? copy_msghdr_from_user (net/socket.c:2650)
[   14.005236][  T291]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   14.005237][  T291]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   14.005251][  T291]  ___sys_sendmsg (net/socket.c:2767)
[   14.005254][  T291]  ? copy_msghdr_from_user (net/socket.c:2619)
[   14.005270][  T291]  __sys_sendmsg (net/socket.c:2799)
[   14.005273][  T291]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   14.005280][  T291]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.005283][  T291]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.005286][  T291]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.005289][  T291]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.005291][  T291] RIP: 0033:0x7fe8880f554e
[   14.005296][  T291] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.005298][  T291] RSP: 002b:00007ffe5087fc80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.005300][  T291] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe8880f554e
[   14.005302][  T291] RDX: 0000000000000000 RSI: 00007ffe5087fd30 RDI: 0000000000000005
[   14.005303][  T291] RBP: 00007ffe5087fc90 R08: 0000000000000000 R09: 0000000000000000
[   14.005303][  T291] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917e98
[   14.005304][  T291] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe50880400
| [   15.119800][  T300] softirqs last disabled at (19768): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   15.119803][  T300] Preemption disabled at:
| [   15.119803][  T300] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.119813][  T300] Tainted: [W]=WARN
[   15.119814][  T300] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.119815][  T300] Call Trace:
[   15.119817][  T300]  <TASK>
[   15.119818][  T300]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.119823][  T300]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.119825][  T300]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.119831][  T300]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.119836][  T300]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.119844][  T300]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   15.119847][  T300]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.119854][  T300]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   15.119857][  T300]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.119861][  T300]  put_chars (drivers/char/virtio_console.c:1176)
[   15.119864][  T300]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.119867][  T300]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.119871][  T300]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.119876][  T300]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.119879][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.119881][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.119886][  T300]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.119889][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.119892][  T300]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.119897][  T300]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.119900][  T300]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.119901][  T300]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   15.119904][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.119906][  T300]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.119910][  T300]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.119914][  T300]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.119915][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.119921][  T300]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.119923][  T300]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.119925][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.119926][  T300]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.119930][  T300]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.119933][  T300]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.119936][  T300]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.119939][  T300]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.119941][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.119943][  T300]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   15.119945][  T300]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   15.119949][  T300]  _printk (kernel/printk/printk.c:2504)
[   15.119953][  T300]  ? snapshot_read.cold (user.c:?)
[   15.119955][  T300]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.119958][  T300]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.119960][  T300]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.119962][  T300]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   15.119965][  T300]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   15.119968][  T300]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   15.119970][  T300]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   15.119973][  T300]  ? netdev_notice (net/core/dev.c:13194)
[   15.119976][  T300]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.119979][  T300]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.119982][  T300]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   15.119985][  T300]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   15.119987][  T300]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   15.119991][  T300]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   15.119997][  T300]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   15.120000][  T300]  ? __kernel_text_address (kernel/extable.c:79)
[   15.120004][  T300]  ? write_profile (profile.c:?)
[   15.120008][  T300]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   15.120013][  T300]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   15.120018][  T300]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   15.120020][  T300]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   15.120022][  T300]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.120024][  T300]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.120027][  T300]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.120029][  T300]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.120032][  T300]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.120034][  T300]  ? kasan_save_stack (mm/kasan/common.c:58)
[   15.120037][  T300]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.120039][  T300]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.120042][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.120044][  T300]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   15.120047][  T300]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   15.120052][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.120054][  T300]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.120057][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.120059][  T300]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.120061][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.120062][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.120064][  T300]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   15.120067][  T300]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   15.120070][  T300]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   15.120073][  T300]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.120076][  T300]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   15.120078][  T300]  ? nla_get_range_signed (lib/nlattr.c:270)
[   15.120084][  T300]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   15.120089][  T300]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.120095][  T300]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.120097][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.120101][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.120103][  T300]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.120106][  T300]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.120107][  T300]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.120111][  T300]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.120113][  T300]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.120117][  T300]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.120118][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.120123][  T300]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.120125][  T300]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.120128][  T300]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.120130][  T300]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.120133][  T300]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.120140][  T300]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   15.120141][  T300]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   15.120145][  T300]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.120149][  T300]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.120152][  T300]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   15.120156][  T300]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.120160][  T300]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   15.120162][  T300]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.120165][  T300]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.120169][  T300]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.120173][  T300]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   15.120175][  T300]  ? copy_msghdr_from_user (net/socket.c:2650)
[   15.120178][  T300]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   15.120179][  T300]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   15.120187][  T300]  ___sys_sendmsg (net/socket.c:2767)
[   15.120190][  T300]  ? copy_msghdr_from_user (net/socket.c:2619)
[   15.120206][  T300]  __sys_sendmsg (net/socket.c:2799)
[   15.120209][  T300]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   15.120216][  T300]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.120219][  T300]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.120222][  T300]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.120225][  T300]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.120227][  T300] RIP: 0033:0x7f8b0009e54e
[   15.120231][  T300] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   15.120233][  T300] RSP: 002b:00007fffd1082060 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.120236][  T300] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8b0009e54e
[   15.120238][  T300] RDX: 0000000000000000 RSI: 00007fffd1082110 RDI: 0000000000000005
[   15.120238][  T300] RBP: 00007fffd1082070 R08: 0000000000000000 R09: 0000000000000000
[   15.120240][  T300] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917e99
[   15.120240][  T300] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffd10827e0
| [   16.231038][  T308] softirqs last disabled at (35022): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   16.231041][  T308] Preemption disabled at:
| [   16.231042][  T308] vprintk_emit (kernel/printk/printk.c:2471)
| [   16.231051][  T308] Tainted: [W]=WARN
[   16.231052][  T308] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.231054][  T308] Call Trace:
[   16.231056][  T308]  <TASK>
[   16.231057][  T308]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.231062][  T308]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   16.231064][  T308]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.231069][  T308]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.231072][  T308]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   16.231078][  T308]  __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))
[   16.231080][  T308]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.231087][  T308]  ? 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)
[   16.231090][  T308]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.231093][  T308]  put_chars (drivers/char/virtio_console.c:1176)
[   16.231097][  T308]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.231100][  T308]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.231104][  T308]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.231109][  T308]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.231112][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.231114][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.231119][  T308]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.231123][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.231126][  T308]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.231130][  T308]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.231134][  T308]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.231135][  T308]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   16.231138][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.231140][  T308]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.231144][  T308]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.231148][  T308]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.231149][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.231155][  T308]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.231157][  T308]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.231158][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.231160][  T308]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.231164][  T308]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.231166][  T308]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.231169][  T308]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.231173][  T308]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.231175][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.231177][  T308]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   16.231179][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   16.231183][  T308]  _printk (kernel/printk/printk.c:2504)
[   16.231187][  T308]  ? snapshot_read.cold (user.c:?)
[   16.231188][  T308]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.231191][  T308]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.231193][  T308]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.231196][  T308]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   16.231199][  T308]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   16.231202][  T308]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   16.231204][  T308]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   16.231207][  T308]  ? netdev_notice (net/core/dev.c:13194)
[   16.231209][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.231212][  T308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.231215][  T308]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   16.231219][  T308]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   16.231221][  T308]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   16.231225][  T308]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   16.231231][  T308]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   16.231233][  T308]  ? __kernel_text_address (kernel/extable.c:79)
[   16.231236][  T308]  ? write_profile (profile.c:?)
[   16.231240][  T308]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   16.231246][  T308]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   16.231251][  T308]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   16.231253][  T308]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   16.231254][  T308]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.231256][  T308]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.231266][  T308]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.231268][  T308]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.231271][  T308]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.231273][  T308]  ? kasan_save_stack (mm/kasan/common.c:58)
[   16.231276][  T308]  ? kasan_save_stack (mm/kasan/common.c:57)
[   16.231278][  T308]  ? kasan_save_track (mm/kasan/common.c:78)
[   16.231281][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.231283][  T308]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   16.231286][  T308]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   16.231291][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.231293][  T308]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.231296][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.231298][  T308]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.231299][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.231301][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.231303][  T308]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   16.231305][  T308]  ? __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)
[   16.231309][  T308]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   16.231311][  T308]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.231315][  T308]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   16.231317][  T308]  ? nla_get_range_signed (lib/nlattr.c:270)
[   16.231323][  T308]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   16.231328][  T308]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   16.231333][  T308]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.231335][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.231340][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.231342][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.231344][  T308]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.231346][  T308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.231350][  T308]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.231352][  T308]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.231355][  T308]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.231357][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.231361][  T308]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.231363][  T308]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.231367][  T308]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   16.231369][  T308]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.231372][  T308]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.231378][  T308]  ? 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))
[   16.231380][  T308]  ? 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))
[   16.231384][  T308]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.231388][  T308]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.231391][  T308]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   16.231395][  T308]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   16.231399][  T308]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   16.231400][  T308]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.231404][  T308]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   16.231407][  T308]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   16.231411][  T308]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   16.231414][  T308]  ? copy_msghdr_from_user (net/socket.c:2650)
[   16.231416][  T308]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   16.231418][  T308]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   16.231425][  T308]  ___sys_sendmsg (net/socket.c:2767)
[   16.231428][  T308]  ? copy_msghdr_from_user (net/socket.c:2619)
[   16.231446][  T308]  __sys_sendmsg (net/socket.c:2799)
[   16.231449][  T308]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   16.231456][  T308]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.231459][  T308]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.231462][  T308]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   16.231465][  T308]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.231467][  T308] RIP: 0033:0x7f43f0fb354e
[   16.231471][  T308] 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
[   16.231474][  T308] RSP: 002b:00007fff3cafac80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.231476][  T308] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f43f0fb354e
[   16.231478][  T308] RDX: 0000000000000000 RSI: 00007fff3cafad30 RDI: 0000000000000005
[   16.231479][  T308] RBP: 00007fff3cafac90 R08: 0000000000000000 R09: 0000000000000000
[   16.231479][  T308] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917e9a
[   16.231480][  T308] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff3cafb400
| [   17.347519][  T318] softirqs last disabled at (20896): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   17.347522][  T318] Preemption disabled at:
| [   17.347523][  T318] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.347531][  T318] Tainted: [W]=WARN
[   17.347532][  T318] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.347534][  T318] Call Trace:
[   17.347536][  T318]  <TASK>
[   17.347538][  T318]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.347543][  T318]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.347544][  T318]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.347549][  T318]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.347552][  T318]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.347558][  T318]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   17.347560][  T318]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.347567][  T318]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.347570][  T318]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.347573][  T318]  put_chars (drivers/char/virtio_console.c:1176)
[   17.347576][  T318]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.347580][  T318]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.347584][  T318]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.347588][  T318]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.347592][  T318]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.347594][  T318]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.347599][  T318]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.347602][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.347605][  T318]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.347610][  T318]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.347613][  T318]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.347615][  T318]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   17.347617][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.347619][  T318]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.347624][  T318]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.347628][  T318]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.347629][  T318]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.347635][  T318]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.347637][  T318]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.347639][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.347640][  T318]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.347645][  T318]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.347647][  T318]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.347650][  T318]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.347653][  T318]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.347654][  T318]  ? clockevents_program_event (kernel/time/clockevents.c:372)
[   17.347659][  T318]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.347663][  T318]  _printk (kernel/printk/printk.c:2504)
[   17.347667][  T318]  ? snapshot_read.cold (user.c:?)
[   17.347671][  T318]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   17.347674][  T318]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   17.347677][  T318]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   17.347680][  T318]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   17.347682][  T318]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   17.347685][  T318]  ? netdev_notice (net/core/dev.c:13194)
[   17.347689][  T318]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.347693][  T318]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   17.347696][  T318]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   17.347698][  T318]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   17.347702][  T318]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   17.347708][  T318]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   17.347711][  T318]  ? __kernel_text_address (kernel/extable.c:79)
[   17.347714][  T318]  ? write_profile (profile.c:?)
[   17.347718][  T318]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   17.347723][  T318]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   17.347727][  T318]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   17.347730][  T318]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   17.347731][  T318]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.347733][  T318]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.347737][  T318]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.347740][  T318]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.347742][  T318]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.347745][  T318]  ? kasan_save_stack (mm/kasan/common.c:58)
[   17.347747][  T318]  ? kasan_save_stack (mm/kasan/common.c:57)
[   17.347749][  T318]  ? kasan_save_track (mm/kasan/common.c:78)
[   17.347752][  T318]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.347754][  T318]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   17.347757][  T318]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   17.347762][  T318]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.347764][  T318]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.347767][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.347769][  T318]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.347770][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.347772][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.347774][  T318]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   17.347776][  T318]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   17.347780][  T318]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   17.347782][  T318]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.347786][  T318]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   17.347788][  T318]  ? nla_get_range_signed (lib/nlattr.c:270)
[   17.347794][  T318]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   17.347799][  T318]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   17.347805][  T318]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.347807][  T318]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.347812][  T318]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.347814][  T318]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.347816][  T318]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.347818][  T318]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.347822][  T318]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.347824][  T318]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   17.347827][  T318]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.347829][  T318]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.347836][  T318]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.347840][  T318]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.347846][  T318]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   17.347849][  T318]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.347852][  T318]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.347858][  T318]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   17.347860][  T318]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   17.347864][  T318]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.347868][  T318]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.347871][  T318]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   17.347875][  T318]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   17.347879][  T318]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   17.347881][  T318]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.347884][  T318]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.347887][  T318]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.347891][  T318]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   17.347894][  T318]  ? copy_msghdr_from_user (net/socket.c:2650)
[   17.347896][  T318]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   17.347898][  T318]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   17.347905][  T318]  ___sys_sendmsg (net/socket.c:2767)
[   17.347908][  T318]  ? copy_msghdr_from_user (net/socket.c:2619)
[   17.347924][  T318]  __sys_sendmsg (net/socket.c:2799)
[   17.347927][  T318]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   17.347935][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.347939][  T318]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.347942][  T318]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.347946][  T318]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.347949][  T318] RIP: 0033:0x7f691aa6554e
[   17.347953][  T318] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   17.347955][  T318] RSP: 002b:00007ffc2cefd440 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.347958][  T318] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f691aa6554e
[   17.347960][  T318] RDX: 0000000000000000 RSI: 00007ffc2cefd4f0 RDI: 0000000000000005
[   17.347961][  T318] RBP: 00007ffc2cefd450 R08: 0000000000000000 R09: 0000000000000000
[   17.347962][  T318] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917e9b
[   17.347963][  T318] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc2cefdbc0
| [   18.427216][  T327] softirqs last disabled at (33830): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   18.427219][  T327] Preemption disabled at:
| [   18.427220][  T327] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.427229][  T327] Tainted: [W]=WARN
[   18.427230][  T327] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.427232][  T327] Call Trace:
[   18.427233][  T327]  <TASK>
[   18.427235][  T327]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.427240][  T327]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.427242][  T327]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.427246][  T327]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.427250][  T327]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.427255][  T327]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   18.427258][  T327]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.427264][  T327]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   18.427267][  T327]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.427277][  T327]  put_chars (drivers/char/virtio_console.c:1176)
[   18.427280][  T327]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.427283][  T327]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.427287][  T327]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.427292][  T327]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.427296][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.427297][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.427302][  T327]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.427306][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.427309][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.427313][  T327]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.427316][  T327]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.427318][  T327]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   18.427321][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.427323][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.427327][  T327]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.427331][  T327]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.427332][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.427338][  T327]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.427340][  T327]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.427341][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.427343][  T327]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.427347][  T327]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.427349][  T327]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.427352][  T327]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.427355][  T327]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.427357][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.427359][  T327]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   18.427361][  T327]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   18.427366][  T327]  _printk (kernel/printk/printk.c:2504)
[   18.427369][  T327]  ? snapshot_read.cold (user.c:?)
[   18.427371][  T327]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.427374][  T327]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.427376][  T327]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.427378][  T327]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   18.427381][  T327]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   18.427384][  T327]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   18.427386][  T327]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   18.427389][  T327]  ? netdev_notice (net/core/dev.c:13194)
[   18.427392][  T327]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.427395][  T327]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.427398][  T327]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   18.427402][  T327]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   18.427404][  T327]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   18.427407][  T327]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   18.427413][  T327]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   18.427415][  T327]  ? __kernel_text_address (kernel/extable.c:79)
[   18.427418][  T327]  ? write_profile (profile.c:?)
[   18.427422][  T327]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   18.427428][  T327]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   18.427433][  T327]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   18.427435][  T327]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   18.427436][  T327]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   18.427438][  T327]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.427444][  T327]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.427446][  T327]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.427448][  T327]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.427451][  T327]  ? kasan_save_stack (mm/kasan/common.c:58)
[   18.427454][  T327]  ? kasan_save_stack (mm/kasan/common.c:57)
[   18.427456][  T327]  ? kasan_save_track (mm/kasan/common.c:78)
[   18.427459][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.427461][  T327]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   18.427464][  T327]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   18.427468][  T327]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.427471][  T327]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.427473][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.427475][  T327]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.427477][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.427478][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.427480][  T327]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   18.427483][  T327]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   18.427486][  T327]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   18.427489][  T327]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.427492][  T327]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   18.427494][  T327]  ? nla_get_range_signed (lib/nlattr.c:270)
[   18.427500][  T327]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   18.427505][  T327]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   18.427511][  T327]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.427513][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.427518][  T327]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.427520][  T327]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.427522][  T327]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.427524][  T327]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.427528][  T327]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.427530][  T327]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   18.427533][  T327]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.427534][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.427539][  T327]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.427541][  T327]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.427545][  T327]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   18.427547][  T327]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.427550][  T327]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.427556][  T327]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   18.427558][  T327]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   18.427562][  T327]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.427566][  T327]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.427569][  T327]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   18.427573][  T327]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   18.427577][  T327]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   18.427579][  T327]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.427582][  T327]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.427586][  T327]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.427590][  T327]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   18.427592][  T327]  ? copy_msghdr_from_user (net/socket.c:2650)
[   18.427594][  T327]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   18.427596][  T327]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   18.427604][  T327]  ___sys_sendmsg (net/socket.c:2767)
[   18.427607][  T327]  ? copy_msghdr_from_user (net/socket.c:2619)
[   18.427623][  T327]  __sys_sendmsg (net/socket.c:2799)
[   18.427627][  T327]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   18.427633][  T327]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.427636][  T327]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.427639][  T327]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.427642][  T327]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.427645][  T327] RIP: 0033:0x7fbae6bf754e
[   18.427649][  T327] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   18.427651][  T327] RSP: 002b:00007ffcc25a10d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.427654][  T327] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbae6bf754e
[   18.427655][  T327] RDX: 0000000000000000 RSI: 00007ffcc25a1180 RDI: 0000000000000005
[   18.427656][  T327] RBP: 00007ffcc25a10e0 R08: 0000000000000000 R09: 0000000000000000
[   18.427657][  T327] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917e9c
[   18.427658][  T327] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcc25a1850
| [   19.492670][  T337] softirqs last disabled at (25146): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   19.492672][  T337] Preemption disabled at:
| [   19.492673][  T337] vprintk_emit (kernel/printk/printk.c:2471)
| [   19.492682][  T337] Tainted: [W]=WARN
[   19.492683][  T337] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.492684][  T337] Call Trace:
[   19.492686][  T337]  <TASK>
[   19.492688][  T337]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.492693][  T337]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   19.492694][  T337]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.492699][  T337]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.492702][  T337]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   19.492707][  T337]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   19.492710][  T337]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.492716][  T337]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   19.492719][  T337]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.492723][  T337]  put_chars (drivers/char/virtio_console.c:1176)
[   19.492726][  T337]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.492730][  T337]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.492734][  T337]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.492738][  T337]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.492742][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.492744][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.492748][  T337]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.492752][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.492755][  T337]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.492759][  T337]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.492763][  T337]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.492764][  T337]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   19.492767][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.492769][  T337]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.492773][  T337]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.492777][  T337]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.492778][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.492784][  T337]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.492786][  T337]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.492787][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.492789][  T337]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   19.492793][  T337]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.492795][  T337]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.492798][  T337]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.492801][  T337]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.492803][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.492806][  T337]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   19.492808][  T337]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   19.492812][  T337]  _printk (kernel/printk/printk.c:2504)
[   19.492815][  T337]  ? snapshot_read.cold (user.c:?)
[   19.492817][  T337]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.492820][  T337]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.492822][  T337]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.492824][  T337]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   19.492828][  T337]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   19.492832][  T337]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   19.492836][  T337]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   19.492840][  T337]  ? netdev_notice (net/core/dev.c:13194)
[   19.492844][  T337]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.492848][  T337]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.492851][  T337]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   19.492855][  T337]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   19.492857][  T337]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   19.492861][  T337]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   19.492866][  T337]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   19.492869][  T337]  ? __kernel_text_address (kernel/extable.c:79)
[   19.492872][  T337]  ? write_profile (profile.c:?)
[   19.492876][  T337]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   19.492881][  T337]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   19.492887][  T337]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   19.492889][  T337]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   19.492890][  T337]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   19.492892][  T337]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.492896][  T337]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.492898][  T337]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.492900][  T337]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.492903][  T337]  ? kasan_save_stack (mm/kasan/common.c:58)
[   19.492906][  T337]  ? kasan_save_stack (mm/kasan/common.c:57)
[   19.492908][  T337]  ? kasan_save_track (mm/kasan/common.c:78)
[   19.492911][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.492913][  T337]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   19.492916][  T337]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   19.492921][  T337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.492923][  T337]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.492925][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.492927][  T337]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.492929][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.492931][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.492933][  T337]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   19.492936][  T337]  ? __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)
[   19.492940][  T337]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   19.492942][  T337]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.492946][  T337]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   19.492948][  T337]  ? nla_get_range_signed (lib/nlattr.c:270)
[   19.492953][  T337]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   19.492959][  T337]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   19.492964][  T337]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.492966][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.492971][  T337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.492973][  T337]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.492975][  T337]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.492977][  T337]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.492981][  T337]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.492983][  T337]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   19.492986][  T337]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.492987][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.492992][  T337]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.492994][  T337]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.492999][  T337]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   19.493001][  T337]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.493006][  T337]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.493013][  T337]  ? 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))
[   19.493014][  T337]  ? 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))
[   19.493019][  T337]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.493022][  T337]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.493025][  T337]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   19.493030][  T337]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   19.493034][  T337]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   19.493035][  T337]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.493038][  T337]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   19.493042][  T337]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   19.493046][  T337]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   19.493049][  T337]  ? copy_msghdr_from_user (net/socket.c:2650)
[   19.493051][  T337]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   19.493052][  T337]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   19.493060][  T337]  ___sys_sendmsg (net/socket.c:2767)
[   19.493063][  T337]  ? copy_msghdr_from_user (net/socket.c:2619)
[   19.493079][  T337]  __sys_sendmsg (net/socket.c:2799)
[   19.493082][  T337]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   19.493089][  T337]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.493092][  T337]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.493094][  T337]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   19.493098][  T337]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.493100][  T337] RIP: 0033:0x7fdb6b36654e
[   19.493104][  T337] 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
[   19.493106][  T337] RSP: 002b:00007ffdcd9a8df0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.493109][  T337] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdb6b36654e
[   19.493111][  T337] RDX: 0000000000000000 RSI: 00007ffdcd9a8ea0 RDI: 0000000000000005
[   19.493112][  T337] RBP: 00007ffdcd9a8e00 R08: 0000000000000000 R09: 0000000000000000
[   19.493112][  T337] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917e9d
[   19.493113][  T337] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdcd9a9570
| [   20.654920][  T347] softirqs last disabled at (20586): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   20.654923][  T347] Preemption disabled at:
| [   20.654923][  T347] vprintk_emit (kernel/printk/printk.c:2471)
| [   20.654933][  T347] Tainted: [W]=WARN
[   20.654935][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.654937][  T347] Call Trace:
[   20.654938][  T347]  <TASK>
[   20.654940][  T347]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   20.654945][  T347]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   20.654947][  T347]  __might_resched.cold (kernel/sched/core.c:9234)
[   20.654952][  T347]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   20.654955][  T347]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   20.654960][  T347]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   20.654963][  T347]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.654969][  T347]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   20.654972][  T347]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.654976][  T347]  put_chars (drivers/char/virtio_console.c:1176)
[   20.654979][  T347]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   20.654983][  T347]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.654986][  T347]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.654991][  T347]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   20.654995][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.654997][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.655004][  T347]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   20.655008][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.655011][  T347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.655015][  T347]  console_emit_next_record (kernel/printk/printk.c:3183)
[   20.655019][  T347]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   20.655020][  T347]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   20.655023][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.655025][  T347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.655029][  T347]  console_flush_one_record (kernel/printk/printk.c:3268)
[   20.655033][  T347]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   20.655035][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.655041][  T347]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   20.655043][  T347]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   20.655044][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.655046][  T347]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   20.655050][  T347]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   20.655052][  T347]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   20.655055][  T347]  vprintk_emit (kernel/printk/printk.c:2479)
[   20.655059][  T347]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   20.655061][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.655063][  T347]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   20.655065][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   20.655069][  T347]  _printk (kernel/printk/printk.c:2504)
[   20.655073][  T347]  ? snapshot_read.cold (user.c:?)
[   20.655074][  T347]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.655077][  T347]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.655079][  T347]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.655082][  T347]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   20.655085][  T347]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   20.655088][  T347]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   20.655090][  T347]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   20.655093][  T347]  ? netdev_notice (net/core/dev.c:13194)
[   20.655095][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.655099][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.655101][  T347]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   20.655105][  T347]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   20.655107][  T347]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   20.655111][  T347]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   20.655117][  T347]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   20.655120][  T347]  ? __kernel_text_address (kernel/extable.c:79)
[   20.655123][  T347]  ? write_profile (profile.c:?)
[   20.655127][  T347]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   20.655132][  T347]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   20.655137][  T347]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   20.655139][  T347]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   20.655141][  T347]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   20.655143][  T347]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.655147][  T347]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.655149][  T347]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.655151][  T347]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.655154][  T347]  ? kasan_save_stack (mm/kasan/common.c:58)
[   20.655157][  T347]  ? kasan_save_stack (mm/kasan/common.c:57)
[   20.655159][  T347]  ? kasan_save_track (mm/kasan/common.c:78)
[   20.655162][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.655164][  T347]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   20.655167][  T347]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   20.655172][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.655174][  T347]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   20.655177][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.655179][  T347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.655180][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.655182][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.655184][  T347]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   20.655186][  T347]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   20.655190][  T347]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   20.655192][  T347]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   20.655196][  T347]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   20.655197][  T347]  ? nla_get_range_signed (lib/nlattr.c:270)
[   20.655204][  T347]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   20.655209][  T347]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   20.655215][  T347]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   20.655217][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.655222][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.655224][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.655226][  T347]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   20.655228][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.655232][  T347]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   20.655234][  T347]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   20.655238][  T347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.655239][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.655244][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.655246][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.655250][  T347]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   20.655252][  T347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.655255][  T347]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.655262][  T347]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   20.655263][  T347]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   20.655268][  T347]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.655272][  T347]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.655275][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   20.655279][  T347]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   20.655289][  T347]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   20.655291][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.655295][  T347]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   20.655298][  T347]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   20.655303][  T347]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   20.655305][  T347]  ? copy_msghdr_from_user (net/socket.c:2650)
[   20.655307][  T347]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   20.655309][  T347]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   20.655317][  T347]  ___sys_sendmsg (net/socket.c:2767)
[   20.655320][  T347]  ? copy_msghdr_from_user (net/socket.c:2619)
[   20.655337][  T347]  __sys_sendmsg (net/socket.c:2799)
[   20.655340][  T347]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   20.655347][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.655350][  T347]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   20.655353][  T347]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   20.655356][  T347]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.655358][  T347] RIP: 0033:0x7fccaad5a54e
[   20.655362][  T347] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   20.655365][  T347] RSP: 002b:00007ffd9802c2c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.655368][  T347] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fccaad5a54e
[   20.655369][  T347] RDX: 0000000000000000 RSI: 00007ffd9802c370 RDI: 0000000000000005
[   20.655370][  T347] RBP: 00007ffd9802c2d0 R08: 0000000000000000 R09: 0000000000000000
[   20.655371][  T347] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917e9f
[   20.655372][  T347] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd9802ca40
| [   21.726333][  T356] softirqs last disabled at (18544): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   21.726335][  T356] Preemption disabled at:
| [   21.726336][  T356] vprintk_emit (kernel/printk/printk.c:2471)
| [   21.726345][  T356] Tainted: [W]=WARN
[   21.726346][  T356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.726348][  T356] Call Trace:
[   21.726349][  T356]  <TASK>
[   21.726351][  T356]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   21.726356][  T356]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   21.726358][  T356]  __might_resched.cold (kernel/sched/core.c:9234)
[   21.726362][  T356]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   21.726366][  T356]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   21.726371][  T356]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   21.726373][  T356]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.726380][  T356]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   21.726383][  T356]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.726386][  T356]  put_chars (drivers/char/virtio_console.c:1176)
[   21.726389][  T356]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   21.726393][  T356]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.726397][  T356]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.726401][  T356]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   21.726405][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.726407][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.726412][  T356]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   21.726415][  T356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.726418][  T356]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.726422][  T356]  console_emit_next_record (kernel/printk/printk.c:3183)
[   21.726426][  T356]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   21.726427][  T356]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   21.726430][  T356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.726432][  T356]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.726436][  T356]  console_flush_one_record (kernel/printk/printk.c:3268)
[   21.726440][  T356]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   21.726443][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.726449][  T356]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   21.726451][  T356]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   21.726452][  T356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.726454][  T356]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   21.726458][  T356]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   21.726460][  T356]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   21.726463][  T356]  vprintk_emit (kernel/printk/printk.c:2479)
[   21.726467][  T356]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   21.726469][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.726471][  T356]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   21.726473][  T356]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   21.726477][  T356]  _printk (kernel/printk/printk.c:2504)
[   21.726481][  T356]  ? snapshot_read.cold (user.c:?)
[   21.726482][  T356]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.726485][  T356]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.726487][  T356]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.726490][  T356]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   21.726493][  T356]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   21.726496][  T356]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   21.726498][  T356]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   21.726501][  T356]  ? netdev_notice (net/core/dev.c:13194)
[   21.726503][  T356]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.726506][  T356]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.726509][  T356]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   21.726513][  T356]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   21.726515][  T356]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   21.726518][  T356]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   21.726524][  T356]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   21.726527][  T356]  ? __kernel_text_address (kernel/extable.c:79)
[   21.726530][  T356]  ? write_profile (profile.c:?)
[   21.726534][  T356]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   21.726539][  T356]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   21.726544][  T356]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   21.726546][  T356]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   21.726547][  T356]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   21.726549][  T356]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.726553][  T356]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.726555][  T356]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.726557][  T356]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.726560][  T356]  ? kasan_save_stack (mm/kasan/common.c:58)
[   21.726563][  T356]  ? kasan_save_stack (mm/kasan/common.c:57)
[   21.726565][  T356]  ? kasan_save_track (mm/kasan/common.c:78)
[   21.726568][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.726570][  T356]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   21.726573][  T356]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   21.726578][  T356]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.726580][  T356]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   21.726583][  T356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.726585][  T356]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.726587][  T356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.726588][  T356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.726590][  T356]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   21.726592][  T356]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   21.726596][  T356]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   21.726598][  T356]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   21.726602][  T356]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   21.726604][  T356]  ? nla_get_range_signed (lib/nlattr.c:270)
[   21.726610][  T356]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   21.726615][  T356]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   21.726621][  T356]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.726622][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.726627][  T356]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.726629][  T356]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.726632][  T356]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.726633][  T356]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.726637][  T356]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.726639][  T356]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   21.726643][  T356]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.726644][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.726649][  T356]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.726651][  T356]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.726655][  T356]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   21.726656][  T356]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.726659][  T356]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.726666][  T356]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   21.726667][  T356]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   21.726672][  T356]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.726676][  T356]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.726679][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   21.726683][  T356]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   21.726687][  T356]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   21.726688][  T356]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.726691][  T356]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   21.726695][  T356]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   21.726699][  T356]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   21.726702][  T356]  ? copy_msghdr_from_user (net/socket.c:2650)
[   21.726704][  T356]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   21.726706][  T356]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   21.726713][  T356]  ___sys_sendmsg (net/socket.c:2767)
[   21.726716][  T356]  ? copy_msghdr_from_user (net/socket.c:2619)
[   21.726732][  T356]  __sys_sendmsg (net/socket.c:2799)
[   21.726735][  T356]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   21.726742][  T356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.726745][  T356]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   21.726748][  T356]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   21.726751][  T356]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.726753][  T356] RIP: 0033:0x7ff26f36e54e
[   21.726758][  T356] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   21.726760][  T356] RSP: 002b:00007ffff97e2cc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.726762][  T356] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff26f36e54e
[   21.726764][  T356] RDX: 0000000000000000 RSI: 00007ffff97e2d70 RDI: 0000000000000005
[   21.726765][  T356] RBP: 00007ffff97e2cd0 R08: 0000000000000000 R09: 0000000000000000
[   21.726765][  T356] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ea0
[   21.726766][  T356] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffff97e3440
| [   22.739511][  T364] softirqs last disabled at (23205): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   22.739514][  T364] Preemption disabled at:
| [   22.739515][  T364] vprintk_emit (kernel/printk/printk.c:2471)
| [   22.739524][  T364] Tainted: [W]=WARN
[   22.739525][  T364] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.739527][  T364] Call Trace:
[   22.739529][  T364]  <TASK>
[   22.739530][  T364]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.739535][  T364]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   22.739537][  T364]  __might_resched.cold (kernel/sched/core.c:9234)
[   22.739542][  T364]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   22.739545][  T364]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   22.739551][  T364]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   22.739554][  T364]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.739560][  T364]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   22.739564][  T364]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.739567][  T364]  put_chars (drivers/char/virtio_console.c:1176)
[   22.739570][  T364]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   22.739574][  T364]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.739578][  T364]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.739583][  T364]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   22.739587][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.739588][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.739593][  T364]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   22.739597][  T364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.739600][  T364]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.739605][  T364]  console_emit_next_record (kernel/printk/printk.c:3183)
[   22.739608][  T364]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.739610][  T364]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   22.739613][  T364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.739614][  T364]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.739619][  T364]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.739623][  T364]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.739624][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.739630][  T364]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.739633][  T364]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.739638][  T364]  ? console_unlock (kernel/printk/printk.c:3415)
[   22.739641][  T364]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.739645][  T364]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.739647][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.739649][  T364]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   22.739651][  T364]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   22.739655][  T364]  _printk (kernel/printk/printk.c:2504)
[   22.739659][  T364]  ? snapshot_read.cold (user.c:?)
[   22.739661][  T364]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.739663][  T364]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.739666][  T364]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.739668][  T364]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   22.739671][  T364]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   22.739674][  T364]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   22.739676][  T364]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   22.739679][  T364]  ? netdev_notice (net/core/dev.c:13194)
[   22.739682][  T364]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.739685][  T364]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.739688][  T364]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   22.739692][  T364]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   22.739694][  T364]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   22.739698][  T364]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   22.739704][  T364]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   22.739708][  T364]  ? __kernel_text_address (kernel/extable.c:79)
[   22.739711][  T364]  ? write_profile (profile.c:?)
[   22.739715][  T364]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   22.739720][  T364]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   22.739725][  T364]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   22.739728][  T364]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   22.739729][  T364]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   22.739731][  T364]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.739735][  T364]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.739737][  T364]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.739739][  T364]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.739742][  T364]  ? kasan_save_stack (mm/kasan/common.c:58)
[   22.739745][  T364]  ? kasan_save_stack (mm/kasan/common.c:57)
[   22.739747][  T364]  ? kasan_save_track (mm/kasan/common.c:78)
[   22.739750][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.739752][  T364]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   22.739755][  T364]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   22.739760][  T364]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.739762][  T364]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   22.739765][  T364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.739767][  T364]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.739769][  T364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.739770][  T364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.739772][  T364]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   22.739775][  T364]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   22.739777][  T364]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   22.739780][  T364]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   22.739783][  T364]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   22.739786][  T364]  ? nla_get_range_signed (lib/nlattr.c:270)
[   22.739792][  T364]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   22.739797][  T364]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   22.739803][  T364]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   22.739805][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.739810][  T364]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.739812][  T364]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.739814][  T364]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   22.739816][  T364]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.739820][  T364]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   22.739823][  T364]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   22.739826][  T364]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.739827][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.739835][  T364]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.739839][  T364]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.739845][  T364]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   22.739847][  T364]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.739850][  T364]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.739856][  T364]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   22.739858][  T364]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   22.739862][  T364]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.739866][  T364]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.739869][  T364]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   22.739873][  T364]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   22.739877][  T364]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   22.739879][  T364]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.739882][  T364]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   22.739886][  T364]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   22.739890][  T364]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   22.739893][  T364]  ? copy_msghdr_from_user (net/socket.c:2650)
[   22.739895][  T364]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   22.739897][  T364]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   22.739904][  T364]  ___sys_sendmsg (net/socket.c:2767)
[   22.739908][  T364]  ? copy_msghdr_from_user (net/socket.c:2619)
[   22.739925][  T364]  __sys_sendmsg (net/socket.c:2799)
[   22.739928][  T364]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   22.739935][  T364]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.739939][  T364]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   22.739941][  T364]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   22.739944][  T364]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.739947][  T364] RIP: 0033:0x7f7526fb554e
[   22.739951][  T364] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   22.739953][  T364] RSP: 002b:00007ffe0da3ecc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.739956][  T364] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7526fb554e
[   22.739957][  T364] RDX: 0000000000000000 RSI: 00007ffe0da3ed70 RDI: 0000000000000005
[   22.739958][  T364] RBP: 00007ffe0da3ecd0 R08: 0000000000000000 R09: 0000000000000000
[   22.739959][  T364] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ea1
[   22.739960][  T364] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe0da3f440
| [   23.747675][  T372] softirqs last disabled at (14378): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   23.747678][  T372] Preemption disabled at:
| [   23.747678][  T372] vprintk_emit (kernel/printk/printk.c:2471)
| [   23.747688][  T372] Tainted: [W]=WARN
[   23.747688][  T372] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.747690][  T372] Call Trace:
[   23.747692][  T372]  <TASK>
[   23.747694][  T372]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   23.747699][  T372]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   23.747701][  T372]  __might_resched.cold (kernel/sched/core.c:9234)
[   23.747705][  T372]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   23.747708][  T372]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   23.747714][  T372]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   23.747716][  T372]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.747722][  T372]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.747726][  T372]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.747729][  T372]  put_chars (drivers/char/virtio_console.c:1176)
[   23.747732][  T372]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   23.747736][  T372]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.747740][  T372]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.747744][  T372]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   23.747748][  T372]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.747750][  T372]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.747755][  T372]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   23.747758][  T372]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.747761][  T372]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.747766][  T372]  console_emit_next_record (kernel/printk/printk.c:3183)
[   23.747769][  T372]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   23.747771][  T372]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   23.747774][  T372]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.747775][  T372]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.747780][  T372]  console_flush_one_record (kernel/printk/printk.c:3268)
[   23.747784][  T372]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   23.747785][  T372]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.747791][  T372]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   23.747793][  T372]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   23.747794][  T372]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.747796][  T372]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   23.747800][  T372]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   23.747802][  T372]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   23.747805][  T372]  vprintk_emit (kernel/printk/printk.c:2479)
[   23.747809][  T372]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   23.747811][  T372]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.747813][  T372]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   23.747815][  T372]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   23.747819][  T372]  _printk (kernel/printk/printk.c:2504)
[   23.747823][  T372]  ? snapshot_read.cold (user.c:?)
[   23.747824][  T372]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.747827][  T372]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.747831][  T372]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.747834][  T372]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   23.747839][  T372]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   23.747844][  T372]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   23.747847][  T372]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   23.747850][  T372]  ? netdev_notice (net/core/dev.c:13194)
[   23.747853][  T372]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.747856][  T372]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.747858][  T372]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   23.747862][  T372]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   23.747864][  T372]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   23.747868][  T372]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   23.747874][  T372]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   23.747877][  T372]  ? __kernel_text_address (kernel/extable.c:79)
[   23.747880][  T372]  ? write_profile (profile.c:?)
[   23.747884][  T372]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   23.747889][  T372]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   23.747894][  T372]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   23.747896][  T372]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   23.747897][  T372]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.747899][  T372]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.747903][  T372]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.747905][  T372]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.747907][  T372]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.747910][  T372]  ? kasan_save_stack (mm/kasan/common.c:58)
[   23.747913][  T372]  ? kasan_save_stack (mm/kasan/common.c:57)
[   23.747915][  T372]  ? kasan_save_track (mm/kasan/common.c:78)
[   23.747918][  T372]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.747920][  T372]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   23.747923][  T372]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   23.747928][  T372]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.747930][  T372]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   23.747934][  T372]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.747936][  T372]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.747938][  T372]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.747939][  T372]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.747941][  T372]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   23.747943][  T372]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   23.747947][  T372]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   23.747949][  T372]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   23.747953][  T372]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   23.747955][  T372]  ? nla_get_range_signed (lib/nlattr.c:270)
[   23.747961][  T372]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   23.747966][  T372]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   23.747972][  T372]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   23.747974][  T372]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.747979][  T372]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.747981][  T372]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.747983][  T372]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   23.747985][  T372]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.747989][  T372]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   23.747991][  T372]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   23.747994][  T372]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.747996][  T372]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.748002][  T372]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.748004][  T372]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.748008][  T372]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   23.748010][  T372]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.748013][  T372]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.748020][  T372]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   23.748021][  T372]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   23.748026][  T372]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.748029][  T372]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.748032][  T372]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   23.748037][  T372]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   23.748040][  T372]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   23.748042][  T372]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.748045][  T372]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   23.748049][  T372]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   23.748053][  T372]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   23.748055][  T372]  ? copy_msghdr_from_user (net/socket.c:2650)
[   23.748057][  T372]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   23.748059][  T372]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   23.748067][  T372]  ___sys_sendmsg (net/socket.c:2767)
[   23.748070][  T372]  ? copy_msghdr_from_user (net/socket.c:2619)
[   23.748086][  T372]  __sys_sendmsg (net/socket.c:2799)
[   23.748090][  T372]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   23.748096][  T372]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.748099][  T372]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   23.748102][  T372]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   23.748105][  T372]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.748108][  T372] RIP: 0033:0x7fc1e8b0f54e
[   23.748112][  T372] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   23.748114][  T372] RSP: 002b:00007fffc2e3bf60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.748117][  T372] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc1e8b0f54e
[   23.748118][  T372] RDX: 0000000000000000 RSI: 00007fffc2e3c010 RDI: 0000000000000005
[   23.748119][  T372] RBP: 00007fffc2e3bf70 R08: 0000000000000000 R09: 0000000000000000
[   23.748120][  T372] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ea2
[   23.748121][  T372] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffc2e3c6e0
| [   24.787941][  T380] softirqs last disabled at (27212): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   24.787944][  T380] Preemption disabled at:
| [   24.787945][  T380] vprintk_emit (kernel/printk/printk.c:2471)
| [   24.787953][  T380] Tainted: [W]=WARN
[   24.787954][  T380] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.787956][  T380] Call Trace:
[   24.787958][  T380]  <TASK>
[   24.787960][  T380]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   24.787965][  T380]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   24.787966][  T380]  __might_resched.cold (kernel/sched/core.c:9234)
[   24.787971][  T380]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   24.787974][  T380]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   24.787979][  T380]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   24.787982][  T380]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.787988][  T380]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   24.787992][  T380]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.787995][  T380]  put_chars (drivers/char/virtio_console.c:1176)
[   24.787999][  T380]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   24.788003][  T380]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.788007][  T380]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.788012][  T380]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   24.788016][  T380]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.788017][  T380]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.788022][  T380]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   24.788026][  T380]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.788029][  T380]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.788033][  T380]  console_emit_next_record (kernel/printk/printk.c:3183)
[   24.788037][  T380]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   24.788038][  T380]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   24.788041][  T380]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.788043][  T380]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.788047][  T380]  console_flush_one_record (kernel/printk/printk.c:3268)
[   24.788051][  T380]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   24.788052][  T380]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.788058][  T380]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   24.788061][  T380]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   24.788062][  T380]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.788064][  T380]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   24.788068][  T380]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   24.788070][  T380]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   24.788073][  T380]  vprintk_emit (kernel/printk/printk.c:2479)
[   24.788076][  T380]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   24.788079][  T380]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.788081][  T380]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   24.788083][  T380]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   24.788087][  T380]  _printk (kernel/printk/printk.c:2504)
[   24.788090][  T380]  ? snapshot_read.cold (user.c:?)
[   24.788092][  T380]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.788095][  T380]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.788097][  T380]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.788099][  T380]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   24.788103][  T380]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   24.788105][  T380]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   24.788108][  T380]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   24.788110][  T380]  ? netdev_notice (net/core/dev.c:13194)
[   24.788113][  T380]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.788116][  T380]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.788119][  T380]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   24.788123][  T380]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   24.788125][  T380]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   24.788128][  T380]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   24.788134][  T380]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   24.788137][  T380]  ? __kernel_text_address (kernel/extable.c:79)
[   24.788140][  T380]  ? write_profile (profile.c:?)
[   24.788144][  T380]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   24.788149][  T380]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   24.788154][  T380]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   24.788156][  T380]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   24.788157][  T380]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.788160][  T380]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.788163][  T380]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.788165][  T380]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.788167][  T380]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.788170][  T380]  ? kasan_save_stack (mm/kasan/common.c:58)
[   24.788173][  T380]  ? kasan_save_stack (mm/kasan/common.c:57)
[   24.788175][  T380]  ? kasan_save_track (mm/kasan/common.c:78)
[   24.788178][  T380]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.788180][  T380]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   24.788183][  T380]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   24.788188][  T380]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.788190][  T380]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   24.788192][  T380]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.788195][  T380]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.788196][  T380]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.788198][  T380]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.788200][  T380]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   24.788203][  T380]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   24.788206][  T380]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   24.788209][  T380]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   24.788212][  T380]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   24.788214][  T380]  ? nla_get_range_signed (lib/nlattr.c:270)
[   24.788220][  T380]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   24.788225][  T380]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   24.788231][  T380]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   24.788233][  T380]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.788238][  T380]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.788240][  T380]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.788242][  T380]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   24.788244][  T380]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.788248][  T380]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   24.788250][  T380]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   24.788253][  T380]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.788255][  T380]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.788259][  T380]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.788262][  T380]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.788265][  T380]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   24.788267][  T380]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.788270][  T380]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.788277][  T380]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   24.788278][  T380]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   24.788282][  T380]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.788286][  T380]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.788289][  T380]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   24.788294][  T380]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   24.788298][  T380]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   24.788299][  T380]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.788302][  T380]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   24.788311][  T380]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   24.788316][  T380]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   24.788318][  T380]  ? copy_msghdr_from_user (net/socket.c:2650)
[   24.788320][  T380]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   24.788322][  T380]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   24.788330][  T380]  ___sys_sendmsg (net/socket.c:2767)
[   24.788332][  T380]  ? copy_msghdr_from_user (net/socket.c:2619)
[   24.788349][  T380]  __sys_sendmsg (net/socket.c:2799)
[   24.788352][  T380]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   24.788359][  T380]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.788362][  T380]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   24.788365][  T380]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   24.788368][  T380]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.788370][  T380] RIP: 0033:0x7f6628c2854e
[   24.788374][  T380] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   24.788377][  T380] RSP: 002b:00007ffca7371f30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.788379][  T380] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6628c2854e
[   24.788381][  T380] RDX: 0000000000000000 RSI: 00007ffca7371fe0 RDI: 0000000000000005
[   24.788382][  T380] RBP: 00007ffca7371f40 R08: 0000000000000000 R09: 0000000000000000
[   24.788382][  T380] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ea3
[   24.788383][  T380] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffca73726b0
| [   25.820209][  T390] softirqs last disabled at (21982): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   25.820212][  T390] Preemption disabled at:
| [   25.820212][  T390] vprintk_emit (kernel/printk/printk.c:2471)
| [   25.820222][  T390] Tainted: [W]=WARN
[   25.820223][  T390] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.820224][  T390] Call Trace:
[   25.820226][  T390]  <TASK>
[   25.820227][  T390]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   25.820233][  T390]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   25.820235][  T390]  __might_resched.cold (kernel/sched/core.c:9234)
[   25.820239][  T390]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   25.820242][  T390]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   25.820248][  T390]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   25.820250][  T390]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.820257][  T390]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.820259][  T390]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.820263][  T390]  put_chars (drivers/char/virtio_console.c:1176)
[   25.820266][  T390]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   25.820270][  T390]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.820273][  T390]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.820278][  T390]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   25.820282][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.820284][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.820289][  T390]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   25.820293][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.820295][  T390]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.820300][  T390]  console_emit_next_record (kernel/printk/printk.c:3183)
[   25.820303][  T390]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   25.820305][  T390]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   25.820307][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.820309][  T390]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.820319][  T390]  console_flush_one_record (kernel/printk/printk.c:3268)
[   25.820323][  T390]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   25.820325][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.820330][  T390]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   25.820333][  T390]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   25.820334][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.820336][  T390]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   25.820340][  T390]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   25.820342][  T390]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   25.820345][  T390]  vprintk_emit (kernel/printk/printk.c:2479)
[   25.820348][  T390]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   25.820350][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.820352][  T390]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   25.820354][  T390]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   25.820358][  T390]  _printk (kernel/printk/printk.c:2504)
[   25.820362][  T390]  ? snapshot_read.cold (user.c:?)
[   25.820364][  T390]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.820367][  T390]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.820369][  T390]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.820371][  T390]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   25.820375][  T390]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   25.820377][  T390]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   25.820379][  T390]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   25.820382][  T390]  ? netdev_notice (net/core/dev.c:13194)
[   25.820385][  T390]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.820388][  T390]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.820391][  T390]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   25.820394][  T390]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   25.820396][  T390]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   25.820399][  T390]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   25.820406][  T390]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   25.820408][  T390]  ? __kernel_text_address (kernel/extable.c:79)
[   25.820411][  T390]  ? write_profile (profile.c:?)
[   25.820415][  T390]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   25.820421][  T390]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   25.820425][  T390]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   25.820427][  T390]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   25.820429][  T390]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.820431][  T390]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.820435][  T390]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.820437][  T390]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.820439][  T390]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.820443][  T390]  ? kasan_save_stack (mm/kasan/common.c:58)
[   25.820446][  T390]  ? kasan_save_stack (mm/kasan/common.c:57)
[   25.820448][  T390]  ? kasan_save_track (mm/kasan/common.c:78)
[   25.820451][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.820453][  T390]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   25.820456][  T390]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   25.820461][  T390]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.820464][  T390]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   25.820466][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.820468][  T390]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.820470][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.820471][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.820473][  T390]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   25.820476][  T390]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   25.820479][  T390]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   25.820482][  T390]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   25.820485][  T390]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   25.820487][  T390]  ? nla_get_range_signed (lib/nlattr.c:270)
[   25.820493][  T390]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   25.820498][  T390]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   25.820504][  T390]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.820506][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.820510][  T390]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.820512][  T390]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.820515][  T390]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.820516][  T390]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.820520][  T390]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.820523][  T390]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   25.820526][  T390]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.820527][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.820532][  T390]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.820534][  T390]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.820538][  T390]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   25.820540][  T390]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.820542][  T390]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.820549][  T390]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   25.820550][  T390]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   25.820555][  T390]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.820558][  T390]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.820561][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   25.820566][  T390]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   25.820569][  T390]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   25.820571][  T390]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.820574][  T390]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   25.820578][  T390]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   25.820582][  T390]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   25.820584][  T390]  ? copy_msghdr_from_user (net/socket.c:2650)
[   25.820587][  T390]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   25.820588][  T390]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   25.820596][  T390]  ___sys_sendmsg (net/socket.c:2767)
[   25.820599][  T390]  ? copy_msghdr_from_user (net/socket.c:2619)
[   25.820615][  T390]  __sys_sendmsg (net/socket.c:2799)
[   25.820618][  T390]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   25.820625][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.820628][  T390]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   25.820631][  T390]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   25.820634][  T390]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.820637][  T390] RIP: 0033:0x7fdc3e4da54e
[   25.820641][  T390] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   25.820643][  T390] RSP: 002b:00007ffc26018d70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.820646][  T390] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdc3e4da54e
[   25.820647][  T390] RDX: 0000000000000000 RSI: 00007ffc26018e20 RDI: 0000000000000005
[   25.820648][  T390] RBP: 00007ffc26018d80 R08: 0000000000000000 R09: 0000000000000000
[   25.820649][  T390] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ea4
[   25.820650][  T390] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc260194f0
| [   26.952817][  T400] softirqs last disabled at (16166): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   26.952819][  T400] Preemption disabled at:
| [   26.952820][  T400] vprintk_emit (kernel/printk/printk.c:2471)
| [   26.952830][  T400] Tainted: [W]=WARN
[   26.952831][  T400] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.952833][  T400] Call Trace:
[   26.952835][  T400]  <TASK>
[   26.952837][  T400]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.952844][  T400]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   26.952846][  T400]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.952851][  T400]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.952854][  T400]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   26.952859][  T400]  __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))
[   26.952862][  T400]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.952868][  T400]  ? 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)
[   26.952871][  T400]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.952875][  T400]  put_chars (drivers/char/virtio_console.c:1176)
[   26.952878][  T400]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.952881][  T400]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.952885][  T400]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.952890][  T400]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.952893][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.952895][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.952900][  T400]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.952903][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.952906][  T400]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.952911][  T400]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.952914][  T400]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.952915][  T400]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   26.952918][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.952920][  T400]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.952924][  T400]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.952928][  T400]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.952930][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.952937][  T400]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.952939][  T400]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.952941][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.952943][  T400]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.952947][  T400]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.952949][  T400]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.952951][  T400]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.952955][  T400]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.952957][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.952959][  T400]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   26.952961][  T400]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   26.952965][  T400]  _printk (kernel/printk/printk.c:2504)
[   26.952969][  T400]  ? snapshot_read.cold (user.c:?)
[   26.952971][  T400]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.952974][  T400]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.952976][  T400]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.952978][  T400]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   26.952981][  T400]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   26.952984][  T400]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   26.952986][  T400]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   26.952989][  T400]  ? netdev_notice (net/core/dev.c:13194)
[   26.952992][  T400]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.952995][  T400]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.952998][  T400]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   26.953003][  T400]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   26.953005][  T400]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   26.953008][  T400]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   26.953015][  T400]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   26.953018][  T400]  ? __kernel_text_address (kernel/extable.c:79)
[   26.953021][  T400]  ? write_profile (profile.c:?)
[   26.953025][  T400]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   26.953030][  T400]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   26.953035][  T400]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   26.953037][  T400]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   26.953038][  T400]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.953040][  T400]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.953044][  T400]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.953046][  T400]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.953048][  T400]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.953051][  T400]  ? kasan_save_stack (mm/kasan/common.c:58)
[   26.953054][  T400]  ? kasan_save_stack (mm/kasan/common.c:57)
[   26.953056][  T400]  ? kasan_save_track (mm/kasan/common.c:78)
[   26.953059][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.953061][  T400]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   26.953064][  T400]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   26.953069][  T400]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.953071][  T400]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   26.953074][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.953076][  T400]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.953078][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.953079][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.953081][  T400]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   26.953083][  T400]  ? __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)
[   26.953087][  T400]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   26.953090][  T400]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   26.953093][  T400]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   26.953095][  T400]  ? nla_get_range_signed (lib/nlattr.c:270)
[   26.953101][  T400]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   26.953107][  T400]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   26.953112][  T400]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.953114][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.953119][  T400]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.953121][  T400]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.953123][  T400]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.953125][  T400]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.953130][  T400]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.953132][  T400]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   26.953135][  T400]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.953136][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.953141][  T400]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.953143][  T400]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.953147][  T400]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   26.953149][  T400]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.953152][  T400]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.953159][  T400]  ? 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))
[   26.953160][  T400]  ? 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))
[   26.953164][  T400]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.953168][  T400]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.953171][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   26.953176][  T400]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   26.953179][  T400]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   26.953181][  T400]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.953184][  T400]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   26.953188][  T400]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   26.953192][  T400]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   26.953195][  T400]  ? copy_msghdr_from_user (net/socket.c:2650)
[   26.953197][  T400]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   26.953199][  T400]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   26.953206][  T400]  ___sys_sendmsg (net/socket.c:2767)
[   26.953209][  T400]  ? copy_msghdr_from_user (net/socket.c:2619)
[   26.953226][  T400]  __sys_sendmsg (net/socket.c:2799)
[   26.953229][  T400]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   26.953236][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.953239][  T400]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   26.953242][  T400]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   26.953245][  T400]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.953247][  T400] RIP: 0033:0x7f6d4b44554e
[   26.953251][  T400] 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
[   26.953253][  T400] RSP: 002b:00007ffeda3d3140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.953256][  T400] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6d4b44554e
[   26.953258][  T400] RDX: 0000000000000000 RSI: 00007ffeda3d31f0 RDI: 0000000000000005
[   26.953259][  T400] RBP: 00007ffeda3d3150 R08: 0000000000000000 R09: 0000000000000000
[   26.953259][  T400] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ea5
[   26.953260][  T400] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeda3d38c0
| [   27.956401][  T409] softirqs last disabled at (18422): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   27.956404][  T409] Preemption disabled at:
| [   27.956405][  T409] vprintk_emit (kernel/printk/printk.c:2471)
| [   27.956414][  T409] Tainted: [W]=WARN
[   27.956415][  T409] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.956417][  T409] Call Trace:
[   27.956419][  T409]  <TASK>
[   27.956420][  T409]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.956426][  T409]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   27.956427][  T409]  __might_resched.cold (kernel/sched/core.c:9234)
[   27.956432][  T409]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   27.956436][  T409]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   27.956441][  T409]  __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))
[   27.956445][  T409]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.956452][  T409]  ? 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)
[   27.956455][  T409]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.956458][  T409]  put_chars (drivers/char/virtio_console.c:1176)
[   27.956461][  T409]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   27.956465][  T409]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.956469][  T409]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   27.956473][  T409]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   27.956477][  T409]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.956479][  T409]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.956484][  T409]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   27.956487][  T409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.956490][  T409]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.956494][  T409]  console_emit_next_record (kernel/printk/printk.c:3183)
[   27.956498][  T409]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   27.956499][  T409]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   27.956502][  T409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.956504][  T409]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.956508][  T409]  console_flush_one_record (kernel/printk/printk.c:3268)
[   27.956512][  T409]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   27.956513][  T409]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.956519][  T409]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   27.956521][  T409]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   27.956522][  T409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.956524][  T409]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   27.956528][  T409]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   27.956530][  T409]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   27.956533][  T409]  vprintk_emit (kernel/printk/printk.c:2479)
[   27.956536][  T409]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   27.956538][  T409]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.956540][  T409]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   27.956542][  T409]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   27.956547][  T409]  _printk (kernel/printk/printk.c:2504)
[   27.956550][  T409]  ? snapshot_read.cold (user.c:?)
[   27.956552][  T409]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.956555][  T409]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.956557][  T409]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   27.956559][  T409]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   27.956563][  T409]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   27.956565][  T409]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   27.956568][  T409]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   27.956570][  T409]  ? netdev_notice (net/core/dev.c:13194)
[   27.956573][  T409]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.956576][  T409]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.956579][  T409]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   27.956583][  T409]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   27.956585][  T409]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   27.956588][  T409]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   27.956594][  T409]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   27.956597][  T409]  ? __kernel_text_address (kernel/extable.c:79)
[   27.956600][  T409]  ? write_profile (profile.c:?)
[   27.956604][  T409]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   27.956610][  T409]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   27.956614][  T409]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   27.956617][  T409]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   27.956618][  T409]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   27.956620][  T409]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   27.956624][  T409]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.956626][  T409]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.956628][  T409]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   27.956631][  T409]  ? kasan_save_stack (mm/kasan/common.c:58)
[   27.956634][  T409]  ? kasan_save_stack (mm/kasan/common.c:57)
[   27.956636][  T409]  ? kasan_save_track (mm/kasan/common.c:78)
[   27.956639][  T409]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.956641][  T409]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   27.956644][  T409]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   27.956649][  T409]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.956651][  T409]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   27.956654][  T409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.956656][  T409]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.956657][  T409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.956659][  T409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.956661][  T409]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   27.956663][  T409]  ? __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)
[   27.956667][  T409]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   27.956669][  T409]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   27.956672][  T409]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   27.956675][  T409]  ? nla_get_range_signed (lib/nlattr.c:270)
[   27.956680][  T409]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   27.956686][  T409]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   27.956691][  T409]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   27.956693][  T409]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.956698][  T409]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.956700][  T409]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.956702][  T409]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   27.956704][  T409]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.956708][  T409]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   27.956710][  T409]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   27.956714][  T409]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.956715][  T409]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.956720][  T409]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.956722][  T409]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.956726][  T409]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   27.956727][  T409]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.956730][  T409]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.956737][  T409]  ? 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))
[   27.956738][  T409]  ? 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))
[   27.956742][  T409]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.956746][  T409]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.956749][  T409]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   27.956754][  T409]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   27.956758][  T409]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   27.956759][  T409]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.956762][  T409]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   27.956766][  T409]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   27.956770][  T409]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   27.956773][  T409]  ? copy_msghdr_from_user (net/socket.c:2650)
[   27.956775][  T409]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   27.956777][  T409]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   27.956784][  T409]  ___sys_sendmsg (net/socket.c:2767)
[   27.956787][  T409]  ? copy_msghdr_from_user (net/socket.c:2619)
[   27.956803][  T409]  __sys_sendmsg (net/socket.c:2799)
[   27.956807][  T409]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   27.956813][  T409]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.956817][  T409]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   27.956819][  T409]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   27.956823][  T409]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.956825][  T409] RIP: 0033:0x7f45fbf5f54e
[   27.956830][  T409] 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
[   27.956833][  T409] RSP: 002b:00007ffdda6481f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   27.956837][  T409] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f45fbf5f54e
[   27.956839][  T409] RDX: 0000000000000000 RSI: 00007ffdda6482a0 RDI: 0000000000000005
[   27.956840][  T409] RBP: 00007ffdda648200 R08: 0000000000000000 R09: 0000000000000000
[   27.956842][  T409] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ea6
[   27.956843][  T409] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdda648970
| [   29.041214][  T419] softirqs last disabled at (18752): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   29.041217][  T419] Preemption disabled at:
| [   29.041217][  T419] vprintk_emit (kernel/printk/printk.c:2471)
| [   29.041226][  T419] Tainted: [W]=WARN
[   29.041227][  T419] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.041229][  T419] Call Trace:
[   29.041230][  T419]  <TASK>
[   29.041232][  T419]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.041237][  T419]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   29.041239][  T419]  __might_resched.cold (kernel/sched/core.c:9234)
[   29.041243][  T419]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   29.041246][  T419]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   29.041252][  T419]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   29.041255][  T419]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.041261][  T419]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   29.041264][  T419]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.041268][  T419]  put_chars (drivers/char/virtio_console.c:1176)
[   29.041271][  T419]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   29.041274][  T419]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.041278][  T419]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   29.041283][  T419]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   29.041287][  T419]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.041289][  T419]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.041294][  T419]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   29.041297][  T419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.041300][  T419]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.041305][  T419]  console_emit_next_record (kernel/printk/printk.c:3183)
[   29.041308][  T419]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   29.041310][  T419]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   29.041312][  T419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.041314][  T419]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.041319][  T419]  console_flush_one_record (kernel/printk/printk.c:3268)
[   29.041323][  T419]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   29.041324][  T419]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.041337][  T419]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   29.041339][  T419]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   29.041341][  T419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.041343][  T419]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   29.041347][  T419]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   29.041349][  T419]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   29.041352][  T419]  vprintk_emit (kernel/printk/printk.c:2479)
[   29.041355][  T419]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   29.041357][  T419]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.041359][  T419]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   29.041361][  T419]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   29.041365][  T419]  _printk (kernel/printk/printk.c:2504)
[   29.041369][  T419]  ? snapshot_read.cold (user.c:?)
[   29.041371][  T419]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.041374][  T419]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.041376][  T419]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   29.041378][  T419]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   29.041381][  T419]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   29.041384][  T419]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   29.041387][  T419]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   29.041389][  T419]  ? netdev_notice (net/core/dev.c:13194)
[   29.041392][  T419]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.041395][  T419]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.041398][  T419]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   29.041402][  T419]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   29.041404][  T419]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   29.041407][  T419]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   29.041413][  T419]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   29.041416][  T419]  ? __kernel_text_address (kernel/extable.c:79)
[   29.041419][  T419]  ? write_profile (profile.c:?)
[   29.041423][  T419]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   29.041428][  T419]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   29.041433][  T419]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   29.041435][  T419]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   29.041436][  T419]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.041438][  T419]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.041444][  T419]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.041447][  T419]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.041449][  T419]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   29.041451][  T419]  ? kasan_save_stack (mm/kasan/common.c:58)
[   29.041454][  T419]  ? kasan_save_stack (mm/kasan/common.c:57)
[   29.041456][  T419]  ? kasan_save_track (mm/kasan/common.c:78)
[   29.041459][  T419]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.041461][  T419]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   29.041465][  T419]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   29.041469][  T419]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.041472][  T419]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   29.041474][  T419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.041476][  T419]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.041478][  T419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.041479][  T419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.041481][  T419]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   29.041484][  T419]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   29.041487][  T419]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   29.041490][  T419]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   29.041493][  T419]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   29.041495][  T419]  ? nla_get_range_signed (lib/nlattr.c:270)
[   29.041501][  T419]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   29.041506][  T419]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   29.041512][  T419]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.041514][  T419]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.041519][  T419]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.041521][  T419]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.041523][  T419]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.041525][  T419]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.041529][  T419]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.041531][  T419]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   29.041534][  T419]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.041535][  T419]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.041540][  T419]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.041542][  T419]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.041546][  T419]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   29.041548][  T419]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.041551][  T419]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.041557][  T419]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   29.041559][  T419]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   29.041563][  T419]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.041567][  T419]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.041569][  T419]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   29.041574][  T419]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   29.041577][  T419]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   29.041579][  T419]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.041582][  T419]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   29.041586][  T419]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   29.041590][  T419]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   29.041592][  T419]  ? copy_msghdr_from_user (net/socket.c:2650)
[   29.041594][  T419]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   29.041596][  T419]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   29.041603][  T419]  ___sys_sendmsg (net/socket.c:2767)
[   29.041606][  T419]  ? copy_msghdr_from_user (net/socket.c:2619)
[   29.041622][  T419]  __sys_sendmsg (net/socket.c:2799)
[   29.041626][  T419]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   29.041632][  T419]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.041635][  T419]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.041638][  T419]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   29.041641][  T419]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.041643][  T419] RIP: 0033:0x7f928d2f554e
[   29.041648][  T419] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   29.041650][  T419] RSP: 002b:00007ffe9408e740 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.041653][  T419] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f928d2f554e
[   29.041654][  T419] RDX: 0000000000000000 RSI: 00007ffe9408e7f0 RDI: 0000000000000005
[   29.041655][  T419] RBP: 00007ffe9408e750 R08: 0000000000000000 R09: 0000000000000000
[   29.041656][  T419] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ea7
[   29.041657][  T419] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe9408eec0
| [   30.178139][  T430] softirqs last disabled at (27820): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   30.178142][  T430] Preemption disabled at:
| [   30.178142][  T430] vprintk_emit (kernel/printk/printk.c:2471)
| [   30.178151][  T430] Tainted: [W]=WARN
[   30.178152][  T430] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.178154][  T430] Call Trace:
[   30.178155][  T430]  <TASK>
[   30.178157][  T430]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   30.178162][  T430]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   30.178164][  T430]  __might_resched.cold (kernel/sched/core.c:9234)
[   30.178169][  T430]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   30.178172][  T430]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   30.178177][  T430]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   30.178179][  T430]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.178186][  T430]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   30.178189][  T430]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.178192][  T430]  put_chars (drivers/char/virtio_console.c:1176)
[   30.178195][  T430]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   30.178199][  T430]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.178203][  T430]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.178208][  T430]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   30.178211][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.178213][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.178218][  T430]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   30.178222][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.178224][  T430]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.178229][  T430]  console_emit_next_record (kernel/printk/printk.c:3183)
[   30.178233][  T430]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   30.178234][  T430]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   30.178237][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.178239][  T430]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.178243][  T430]  console_flush_one_record (kernel/printk/printk.c:3268)
[   30.178247][  T430]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   30.178248][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.178254][  T430]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   30.178256][  T430]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   30.178257][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.178259][  T430]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   30.178263][  T430]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   30.178265][  T430]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   30.178268][  T430]  vprintk_emit (kernel/printk/printk.c:2479)
[   30.178272][  T430]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   30.178274][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.178276][  T430]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   30.178278][  T430]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   30.178282][  T430]  _printk (kernel/printk/printk.c:2504)
[   30.178285][  T430]  ? snapshot_read.cold (user.c:?)
[   30.178287][  T430]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.178290][  T430]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.178292][  T430]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.178294][  T430]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   30.178298][  T430]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   30.178301][  T430]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   30.178303][  T430]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   30.178306][  T430]  ? netdev_notice (net/core/dev.c:13194)
[   30.178308][  T430]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.178311][  T430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.178314][  T430]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   30.178318][  T430]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   30.178320][  T430]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   30.178323][  T430]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   30.178330][  T430]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   30.178332][  T430]  ? __kernel_text_address (kernel/extable.c:79)
[   30.178335][  T430]  ? write_profile (profile.c:?)
[   30.178345][  T430]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   30.178350][  T430]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   30.178354][  T430]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   30.178357][  T430]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   30.178358][  T430]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.178360][  T430]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.178364][  T430]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.178366][  T430]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.178368][  T430]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.178371][  T430]  ? kasan_save_stack (mm/kasan/common.c:58)
[   30.178373][  T430]  ? kasan_save_stack (mm/kasan/common.c:57)
[   30.178375][  T430]  ? kasan_save_track (mm/kasan/common.c:78)
[   30.178378][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.178380][  T430]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   30.178383][  T430]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   30.178388][  T430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.178390][  T430]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   30.178393][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.178395][  T430]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.178396][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.178398][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.178400][  T430]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   30.178402][  T430]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   30.178406][  T430]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   30.178408][  T430]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   30.178412][  T430]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   30.178414][  T430]  ? nla_get_range_signed (lib/nlattr.c:270)
[   30.178420][  T430]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   30.178425][  T430]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   30.178430][  T430]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.178432][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.178437][  T430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.178439][  T430]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.178441][  T430]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.178444][  T430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.178448][  T430]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.178450][  T430]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   30.178454][  T430]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.178455][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.178460][  T430]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.178462][  T430]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.178465][  T430]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   30.178467][  T430]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.178470][  T430]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.178476][  T430]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   30.178478][  T430]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   30.178482][  T430]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.178486][  T430]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.178489][  T430]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   30.178493][  T430]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   30.178496][  T430]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   30.178498][  T430]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.178501][  T430]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   30.178505][  T430]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   30.178509][  T430]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   30.178511][  T430]  ? copy_msghdr_from_user (net/socket.c:2650)
[   30.178513][  T430]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   30.178515][  T430]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   30.178522][  T430]  ___sys_sendmsg (net/socket.c:2767)
[   30.178525][  T430]  ? copy_msghdr_from_user (net/socket.c:2619)
[   30.178541][  T430]  __sys_sendmsg (net/socket.c:2799)
[   30.178544][  T430]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   30.178551][  T430]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.178554][  T430]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   30.178556][  T430]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   30.178560][  T430]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.178562][  T430] RIP: 0033:0x7f4dc4ce954e
[   30.178566][  T430] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   30.178568][  T430] RSP: 002b:00007ffce0816f90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.178571][  T430] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4dc4ce954e
[   30.178572][  T430] RDX: 0000000000000000 RSI: 00007ffce0817040 RDI: 0000000000000005
[   30.178573][  T430] RBP: 00007ffce0816fa0 R08: 0000000000000000 R09: 0000000000000000
[   30.178574][  T430] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ea8
[   30.178575][  T430] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffce0817710
| [   31.250826][  T440] softirqs last disabled at (18472): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   31.250828][  T440] Preemption disabled at:
| [   31.250829][  T440] vprintk_emit (kernel/printk/printk.c:2471)
| [   31.250841][  T440] Tainted: [W]=WARN
[   31.250843][  T440] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.250845][  T440] Call Trace:
[   31.250847][  T440]  <TASK>
[   31.250849][  T440]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   31.250854][  T440]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   31.250856][  T440]  __might_resched.cold (kernel/sched/core.c:9234)
[   31.250860][  T440]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   31.250863][  T440]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   31.250869][  T440]  __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))
[   31.250871][  T440]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.250877][  T440]  ? 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)
[   31.250880][  T440]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.250884][  T440]  put_chars (drivers/char/virtio_console.c:1176)
[   31.250887][  T440]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   31.250890][  T440]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.250894][  T440]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   31.250899][  T440]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   31.250902][  T440]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.250904][  T440]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.250909][  T440]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   31.250912][  T440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.250915][  T440]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.250919][  T440]  console_emit_next_record (kernel/printk/printk.c:3183)
[   31.250923][  T440]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   31.250924][  T440]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   31.250927][  T440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.250929][  T440]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.250935][  T440]  console_flush_one_record (kernel/printk/printk.c:3268)
[   31.250940][  T440]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   31.250941][  T440]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.250947][  T440]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   31.250949][  T440]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   31.250950][  T440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.250952][  T440]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   31.250956][  T440]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   31.250958][  T440]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   31.250961][  T440]  vprintk_emit (kernel/printk/printk.c:2479)
[   31.250964][  T440]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   31.250966][  T440]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.250969][  T440]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   31.250971][  T440]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   31.250975][  T440]  _printk (kernel/printk/printk.c:2504)
[   31.250978][  T440]  ? snapshot_read.cold (user.c:?)
[   31.250980][  T440]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   31.250983][  T440]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.250985][  T440]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   31.250987][  T440]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   31.250991][  T440]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   31.250993][  T440]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   31.250996][  T440]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   31.250999][  T440]  ? netdev_notice (net/core/dev.c:13194)
[   31.251003][  T440]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.251007][  T440]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.251010][  T440]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   31.251013][  T440]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   31.251016][  T440]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   31.251019][  T440]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   31.251025][  T440]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   31.251028][  T440]  ? __kernel_text_address (kernel/extable.c:79)
[   31.251030][  T440]  ? write_profile (profile.c:?)
[   31.251034][  T440]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   31.251040][  T440]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   31.251044][  T440]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   31.251046][  T440]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   31.251048][  T440]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.251050][  T440]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.251053][  T440]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   31.251055][  T440]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.251057][  T440]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   31.251060][  T440]  ? kasan_save_stack (mm/kasan/common.c:58)
[   31.251063][  T440]  ? kasan_save_stack (mm/kasan/common.c:57)
[   31.251065][  T440]  ? kasan_save_track (mm/kasan/common.c:78)
[   31.251068][  T440]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.251070][  T440]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   31.251073][  T440]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   31.251078][  T440]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.251080][  T440]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   31.251083][  T440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.251084][  T440]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.251086][  T440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.251088][  T440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.251090][  T440]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   31.251092][  T440]  ? __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)
[   31.251096][  T440]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   31.251098][  T440]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   31.251101][  T440]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   31.251103][  T440]  ? nla_get_range_signed (lib/nlattr.c:270)
[   31.251109][  T440]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   31.251114][  T440]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   31.251120][  T440]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   31.251122][  T440]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.251126][  T440]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.251128][  T440]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.251131][  T440]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   31.251132][  T440]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.251136][  T440]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   31.251139][  T440]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   31.251142][  T440]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.251143][  T440]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.251148][  T440]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.251150][  T440]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.251154][  T440]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   31.251155][  T440]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.251158][  T440]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.251165][  T440]  ? 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))
[   31.251166][  T440]  ? 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))
[   31.251170][  T440]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.251174][  T440]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.251177][  T440]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   31.251181][  T440]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   31.251185][  T440]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   31.251186][  T440]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.251190][  T440]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   31.251193][  T440]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   31.251197][  T440]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   31.251200][  T440]  ? copy_msghdr_from_user (net/socket.c:2650)
[   31.251202][  T440]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   31.251204][  T440]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   31.251211][  T440]  ___sys_sendmsg (net/socket.c:2767)
[   31.251214][  T440]  ? copy_msghdr_from_user (net/socket.c:2619)
[   31.251230][  T440]  __sys_sendmsg (net/socket.c:2799)
[   31.251233][  T440]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   31.251239][  T440]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.251242][  T440]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   31.251245][  T440]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   31.251248][  T440]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.251250][  T440] RIP: 0033:0x7f6b617ea54e
[   31.251254][  T440] 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
[   31.251257][  T440] RSP: 002b:00007ffee88c9660 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.251260][  T440] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6b617ea54e
[   31.251261][  T440] RDX: 0000000000000000 RSI: 00007ffee88c9710 RDI: 0000000000000005
[   31.251262][  T440] RBP: 00007ffee88c9670 R08: 0000000000000000 R09: 0000000000000000
[   31.251263][  T440] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ea9
[   31.251264][  T440] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffee88c9de0
| [   32.367840][  T451] softirqs last disabled at (21538): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   32.367844][  T451] Preemption disabled at:
| [   32.367845][  T451] vprintk_emit (kernel/printk/printk.c:2471)
| [   32.367857][  T451] Tainted: [W]=WARN
[   32.367858][  T451] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.367860][  T451] Call Trace:
[   32.367862][  T451]  <TASK>
[   32.367863][  T451]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   32.367869][  T451]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   32.367870][  T451]  __might_resched.cold (kernel/sched/core.c:9234)
[   32.367875][  T451]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   32.367878][  T451]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   32.367883][  T451]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   32.367886][  T451]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.367892][  T451]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   32.367895][  T451]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.367898][  T451]  put_chars (drivers/char/virtio_console.c:1176)
[   32.367901][  T451]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   32.367905][  T451]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.367908][  T451]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   32.367913][  T451]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   32.367917][  T451]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.367918][  T451]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.367923][  T451]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   32.367926][  T451]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.367930][  T451]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.367936][  T451]  console_emit_next_record (kernel/printk/printk.c:3183)
[   32.367940][  T451]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   32.367942][  T451]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   32.367944][  T451]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.367946][  T451]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.367950][  T451]  console_flush_one_record (kernel/printk/printk.c:3268)
[   32.367954][  T451]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   32.367955][  T451]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.367960][  T451]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   32.367963][  T451]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   32.367964][  T451]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.367966][  T451]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   32.367970][  T451]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   32.367972][  T451]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   32.367975][  T451]  vprintk_emit (kernel/printk/printk.c:2479)
[   32.367978][  T451]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   32.367980][  T451]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.367982][  T451]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   32.367984][  T451]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   32.367988][  T451]  _printk (kernel/printk/printk.c:2504)
[   32.367991][  T451]  ? snapshot_read.cold (user.c:?)
[   32.367993][  T451]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   32.367996][  T451]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.367999][  T451]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   32.368003][  T451]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   32.368007][  T451]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   32.368009][  T451]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   32.368012][  T451]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   32.368014][  T451]  ? netdev_notice (net/core/dev.c:13194)
[   32.368017][  T451]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.368020][  T451]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.368022][  T451]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   32.368026][  T451]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   32.368028][  T451]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   32.368031][  T451]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   32.368037][  T451]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   32.368040][  T451]  ? __kernel_text_address (kernel/extable.c:79)
[   32.368043][  T451]  ? write_profile (profile.c:?)
[   32.368047][  T451]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   32.368052][  T451]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   32.368056][  T451]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   32.368059][  T451]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   32.368060][  T451]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   32.368062][  T451]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.368066][  T451]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   32.368068][  T451]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.368070][  T451]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   32.368073][  T451]  ? kasan_save_stack (mm/kasan/common.c:58)
[   32.368075][  T451]  ? kasan_save_stack (mm/kasan/common.c:57)
[   32.368077][  T451]  ? kasan_save_track (mm/kasan/common.c:78)
[   32.368080][  T451]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.368082][  T451]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   32.368085][  T451]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   32.368090][  T451]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.368092][  T451]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   32.368094][  T451]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.368096][  T451]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.368098][  T451]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.368099][  T451]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.368101][  T451]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   32.368104][  T451]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   32.368108][  T451]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   32.368110][  T451]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   32.368113][  T451]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   32.368115][  T451]  ? nla_get_range_signed (lib/nlattr.c:270)
[   32.368121][  T451]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   32.368126][  T451]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   32.368131][  T451]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   32.368133][  T451]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.368138][  T451]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.368140][  T451]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.368142][  T451]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   32.368144][  T451]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.368148][  T451]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   32.368150][  T451]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   32.368153][  T451]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.368154][  T451]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.368159][  T451]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.368161][  T451]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.368164][  T451]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   32.368166][  T451]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.368169][  T451]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.368175][  T451]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   32.368176][  T451]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   32.368181][  T451]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.368184][  T451]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.368187][  T451]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   32.368191][  T451]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   32.368195][  T451]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   32.368196][  T451]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.368199][  T451]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   32.368203][  T451]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   32.368207][  T451]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   32.368210][  T451]  ? copy_msghdr_from_user (net/socket.c:2650)
[   32.368212][  T451]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   32.368213][  T451]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   32.368221][  T451]  ___sys_sendmsg (net/socket.c:2767)
[   32.368223][  T451]  ? copy_msghdr_from_user (net/socket.c:2619)
[   32.368239][  T451]  __sys_sendmsg (net/socket.c:2799)
[   32.368242][  T451]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   32.368249][  T451]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.368252][  T451]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   32.368254][  T451]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   32.368258][  T451]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.368260][  T451] RIP: 0033:0x7f6cc486c54e
[   32.368264][  T451] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   32.368266][  T451] RSP: 002b:00007ffddee0e350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.368269][  T451] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6cc486c54e
[   32.368270][  T451] RDX: 0000000000000000 RSI: 00007ffddee0e400 RDI: 0000000000000005
[   32.368271][  T451] RBP: 00007ffddee0e360 R08: 0000000000000000 R09: 0000000000000000
[   32.368272][  T451] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917eaa
[   32.368273][  T451] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffddee0ead0
| [   33.451320][  T461] softirqs last disabled at (20686): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   33.451323][  T461] Preemption disabled at:
| [   33.451324][  T461] vprintk_emit (kernel/printk/printk.c:2471)
| [   33.451333][  T461] Tainted: [W]=WARN
[   33.451333][  T461] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.451335][  T461] Call Trace:
[   33.451337][  T461]  <TASK>
[   33.451339][  T461]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   33.451344][  T461]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   33.451345][  T461]  __might_resched.cold (kernel/sched/core.c:9234)
[   33.451350][  T461]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   33.451353][  T461]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   33.451365][  T461]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   33.451368][  T461]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   33.451374][  T461]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   33.451376][  T461]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   33.451380][  T461]  put_chars (drivers/char/virtio_console.c:1176)
[   33.451383][  T461]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   33.451386][  T461]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.451390][  T461]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   33.451395][  T461]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   33.451398][  T461]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.451400][  T461]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.451405][  T461]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   33.451408][  T461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.451411][  T461]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.451415][  T461]  console_emit_next_record (kernel/printk/printk.c:3183)
[   33.451419][  T461]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   33.451420][  T461]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   33.451423][  T461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.451425][  T461]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.451429][  T461]  console_flush_one_record (kernel/printk/printk.c:3268)
[   33.451433][  T461]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   33.451434][  T461]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.451440][  T461]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   33.451444][  T461]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   33.451445][  T461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.451447][  T461]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   33.451451][  T461]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   33.451453][  T461]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   33.451456][  T461]  vprintk_emit (kernel/printk/printk.c:2479)
[   33.451459][  T461]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   33.451461][  T461]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.451463][  T461]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   33.451465][  T461]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   33.451469][  T461]  _printk (kernel/printk/printk.c:2504)
[   33.451473][  T461]  ? snapshot_read.cold (user.c:?)
[   33.451475][  T461]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   33.451478][  T461]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.451480][  T461]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   33.451482][  T461]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   33.451485][  T461]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   33.451488][  T461]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   33.451490][  T461]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   33.451493][  T461]  ? netdev_notice (net/core/dev.c:13194)
[   33.451496][  T461]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   33.451498][  T461]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   33.451501][  T461]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   33.451505][  T461]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   33.451507][  T461]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   33.451510][  T461]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   33.451516][  T461]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   33.451519][  T461]  ? __kernel_text_address (kernel/extable.c:79)
[   33.451522][  T461]  ? write_profile (profile.c:?)
[   33.451526][  T461]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   33.451531][  T461]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   33.451535][  T461]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   33.451537][  T461]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   33.451539][  T461]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   33.451541][  T461]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.451544][  T461]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   33.451546][  T461]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.451548][  T461]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   33.451551][  T461]  ? kasan_save_stack (mm/kasan/common.c:58)
[   33.451554][  T461]  ? kasan_save_stack (mm/kasan/common.c:57)
[   33.451556][  T461]  ? kasan_save_track (mm/kasan/common.c:78)
[   33.451559][  T461]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.451561][  T461]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   33.451563][  T461]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   33.451568][  T461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   33.451571][  T461]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   33.451573][  T461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.451575][  T461]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.451577][  T461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.451578][  T461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.451580][  T461]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   33.451583][  T461]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   33.451586][  T461]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   33.451588][  T461]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   33.451592][  T461]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   33.451594][  T461]  ? nla_get_range_signed (lib/nlattr.c:270)
[   33.451599][  T461]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   33.451605][  T461]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   33.451610][  T461]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.451612][  T461]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.451617][  T461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   33.451619][  T461]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   33.451621][  T461]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.451623][  T461]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   33.451627][  T461]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.451629][  T461]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   33.451632][  T461]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.451633][  T461]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.451638][  T461]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   33.451640][  T461]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   33.451644][  T461]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   33.451646][  T461]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.451649][  T461]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.451655][  T461]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   33.451656][  T461]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   33.451661][  T461]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.451664][  T461]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.451667][  T461]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   33.451671][  T461]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   33.451675][  T461]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   33.451677][  T461]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   33.451680][  T461]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   33.451684][  T461]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   33.451688][  T461]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   33.451690][  T461]  ? copy_msghdr_from_user (net/socket.c:2650)
[   33.451692][  T461]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   33.451694][  T461]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   33.451701][  T461]  ___sys_sendmsg (net/socket.c:2767)
[   33.451704][  T461]  ? copy_msghdr_from_user (net/socket.c:2619)
[   33.451720][  T461]  __sys_sendmsg (net/socket.c:2799)
[   33.451724][  T461]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   33.451730][  T461]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.451733][  T461]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   33.451736][  T461]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   33.451739][  T461]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.451741][  T461] RIP: 0033:0x7f1d31c9554e
[   33.451745][  T461] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   33.451747][  T461] RSP: 002b:00007ffcce347680 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.451750][  T461] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1d31c9554e
[   33.451751][  T461] RDX: 0000000000000000 RSI: 00007ffcce347730 RDI: 0000000000000005
[   33.451752][  T461] RBP: 00007ffcce347690 R08: 0000000000000000 R09: 0000000000000000
[   33.451753][  T461] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917eab
[   33.451754][  T461] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcce347e00
| [   34.533300][  T471] softirqs last disabled at (19912): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   34.533303][  T471] Preemption disabled at:
| [   34.533303][  T471] vprintk_emit (kernel/printk/printk.c:2471)
| [   34.533312][  T471] Tainted: [W]=WARN
[   34.533313][  T471] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.533315][  T471] Call Trace:
[   34.533316][  T471]  <TASK>
[   34.533318][  T471]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   34.533323][  T471]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   34.533325][  T471]  __might_resched.cold (kernel/sched/core.c:9234)
[   34.533329][  T471]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   34.533332][  T471]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   34.533338][  T471]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   34.533340][  T471]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.533346][  T471]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   34.533349][  T471]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.533353][  T471]  put_chars (drivers/char/virtio_console.c:1176)
[   34.533356][  T471]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   34.533359][  T471]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.533369][  T471]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.533374][  T471]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   34.533377][  T471]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.533379][  T471]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.533384][  T471]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   34.533387][  T471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.533390][  T471]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.533394][  T471]  console_emit_next_record (kernel/printk/printk.c:3183)
[   34.533398][  T471]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   34.533399][  T471]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   34.533402][  T471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.533404][  T471]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.533408][  T471]  console_flush_one_record (kernel/printk/printk.c:3268)
[   34.533412][  T471]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   34.533413][  T471]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.533418][  T471]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   34.533421][  T471]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   34.533422][  T471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.533424][  T471]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   34.533428][  T471]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   34.533430][  T471]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   34.533433][  T471]  vprintk_emit (kernel/printk/printk.c:2479)
[   34.533436][  T471]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   34.533438][  T471]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.533440][  T471]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   34.533444][  T471]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   34.533448][  T471]  _printk (kernel/printk/printk.c:2504)
[   34.533452][  T471]  ? snapshot_read.cold (user.c:?)
[   34.533453][  T471]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   34.533456][  T471]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.533458][  T471]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.533460][  T471]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   34.533464][  T471]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   34.533466][  T471]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   34.533468][  T471]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   34.533471][  T471]  ? netdev_notice (net/core/dev.c:13194)
[   34.533474][  T471]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.533476][  T471]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.533479][  T471]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   34.533483][  T471]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   34.533485][  T471]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   34.533488][  T471]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   34.533494][  T471]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   34.533496][  T471]  ? __kernel_text_address (kernel/extable.c:79)
[   34.533500][  T471]  ? write_profile (profile.c:?)
[   34.533503][  T471]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   34.533509][  T471]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   34.533513][  T471]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   34.533515][  T471]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   34.533517][  T471]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   34.533519][  T471]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.533522][  T471]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   34.533524][  T471]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.533526][  T471]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.533529][  T471]  ? kasan_save_stack (mm/kasan/common.c:58)
[   34.533532][  T471]  ? kasan_save_stack (mm/kasan/common.c:57)
[   34.533534][  T471]  ? kasan_save_track (mm/kasan/common.c:78)
[   34.533537][  T471]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.533539][  T471]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   34.533542][  T471]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   34.533546][  T471]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.533549][  T471]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   34.533551][  T471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.533553][  T471]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.533555][  T471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.533556][  T471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.533558][  T471]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   34.533561][  T471]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   34.533564][  T471]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   34.533567][  T471]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   34.533570][  T471]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   34.533572][  T471]  ? nla_get_range_signed (lib/nlattr.c:270)
[   34.533578][  T471]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   34.533583][  T471]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   34.533588][  T471]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   34.533590][  T471]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.533595][  T471]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.533597][  T471]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.533599][  T471]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   34.533601][  T471]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.533605][  T471]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   34.533607][  T471]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   34.533610][  T471]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.533612][  T471]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.533616][  T471]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.533618][  T471]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.533622][  T471]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   34.533624][  T471]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.533627][  T471]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.533633][  T471]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   34.533634][  T471]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   34.533639][  T471]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.533642][  T471]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.533645][  T471]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   34.533649][  T471]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   34.533653][  T471]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   34.533655][  T471]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.533658][  T471]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   34.533662][  T471]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   34.533666][  T471]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   34.533668][  T471]  ? copy_msghdr_from_user (net/socket.c:2650)
[   34.533670][  T471]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   34.533672][  T471]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   34.533679][  T471]  ___sys_sendmsg (net/socket.c:2767)
[   34.533682][  T471]  ? copy_msghdr_from_user (net/socket.c:2619)
[   34.533698][  T471]  __sys_sendmsg (net/socket.c:2799)
[   34.533701][  T471]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   34.533707][  T471]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.533711][  T471]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   34.533713][  T471]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   34.533717][  T471]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.533719][  T471] RIP: 0033:0x7fd7c775f54e
[   34.533723][  T471] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   34.533725][  T471] RSP: 002b:00007ffc2fae44f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.533727][  T471] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd7c775f54e
[   34.533729][  T471] RDX: 0000000000000000 RSI: 00007ffc2fae45a0 RDI: 0000000000000005
[   34.533730][  T471] RBP: 00007ffc2fae4500 R08: 0000000000000000 R09: 0000000000000000
[   34.533730][  T471] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917eac
[   34.533731][  T471] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc2fae4c70
| [   35.541250][  T480] softirqs last disabled at (28712): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   35.541252][  T480] Preemption disabled at:
| [   35.541253][  T480] vprintk_emit (kernel/printk/printk.c:2471)
| [   35.541262][  T480] Tainted: [W]=WARN
[   35.541263][  T480] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.541264][  T480] Call Trace:
[   35.541266][  T480]  <TASK>
[   35.541268][  T480]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   35.541273][  T480]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   35.541275][  T480]  __might_resched.cold (kernel/sched/core.c:9234)
[   35.541280][  T480]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   35.541283][  T480]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   35.541288][  T480]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   35.541291][  T480]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.541297][  T480]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   35.541300][  T480]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.541303][  T480]  put_chars (drivers/char/virtio_console.c:1176)
[   35.541307][  T480]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   35.541310][  T480]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.541314][  T480]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.541319][  T480]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   35.541322][  T480]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.541324][  T480]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.541329][  T480]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   35.541333][  T480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.541336][  T480]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.541340][  T480]  console_emit_next_record (kernel/printk/printk.c:3183)
[   35.541343][  T480]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   35.541345][  T480]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   35.541348][  T480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.541350][  T480]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.541354][  T480]  console_flush_one_record (kernel/printk/printk.c:3268)
[   35.541358][  T480]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   35.541359][  T480]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.541365][  T480]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   35.541373][  T480]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   35.541374][  T480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.541376][  T480]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   35.541380][  T480]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   35.541382][  T480]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   35.541385][  T480]  vprintk_emit (kernel/printk/printk.c:2479)
[   35.541389][  T480]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   35.541391][  T480]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.541393][  T480]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   35.541395][  T480]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   35.541399][  T480]  _printk (kernel/printk/printk.c:2504)
[   35.541402][  T480]  ? snapshot_read.cold (user.c:?)
[   35.541404][  T480]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.541407][  T480]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.541409][  T480]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.541412][  T480]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   35.541415][  T480]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   35.541418][  T480]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   35.541420][  T480]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   35.541423][  T480]  ? netdev_notice (net/core/dev.c:13194)
[   35.541425][  T480]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.541428][  T480]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.541431][  T480]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   35.541435][  T480]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   35.541437][  T480]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   35.541440][  T480]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   35.541449][  T480]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   35.541452][  T480]  ? __kernel_text_address (kernel/extable.c:79)
[   35.541454][  T480]  ? write_profile (profile.c:?)
[   35.541458][  T480]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   35.541463][  T480]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   35.541468][  T480]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   35.541470][  T480]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   35.541472][  T480]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   35.541474][  T480]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.541478][  T480]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.541480][  T480]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.541482][  T480]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.541485][  T480]  ? kasan_save_stack (mm/kasan/common.c:58)
[   35.541488][  T480]  ? kasan_save_stack (mm/kasan/common.c:57)
[   35.541490][  T480]  ? kasan_save_track (mm/kasan/common.c:78)
[   35.541493][  T480]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.541495][  T480]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   35.541498][  T480]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   35.541503][  T480]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.541505][  T480]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   35.541507][  T480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.541509][  T480]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.541511][  T480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.541512][  T480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.541514][  T480]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   35.541517][  T480]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   35.541520][  T480]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   35.541523][  T480]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   35.541526][  T480]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   35.541528][  T480]  ? nla_get_range_signed (lib/nlattr.c:270)
[   35.541534][  T480]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   35.541539][  T480]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   35.541545][  T480]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.541546][  T480]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.541551][  T480]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.541553][  T480]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.541555][  T480]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.541557][  T480]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.541561][  T480]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.541563][  T480]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   35.541566][  T480]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.541568][  T480]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.541572][  T480]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.541575][  T480]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.541578][  T480]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   35.541580][  T480]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.541583][  T480]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.541589][  T480]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   35.541591][  T480]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   35.541595][  T480]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.541599][  T480]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.541602][  T480]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   35.541606][  T480]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   35.541610][  T480]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   35.541611][  T480]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.541614][  T480]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   35.541618][  T480]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   35.541622][  T480]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   35.541624][  T480]  ? copy_msghdr_from_user (net/socket.c:2650)
[   35.541627][  T480]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   35.541628][  T480]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   35.541636][  T480]  ___sys_sendmsg (net/socket.c:2767)
[   35.541639][  T480]  ? copy_msghdr_from_user (net/socket.c:2619)
[   35.541654][  T480]  __sys_sendmsg (net/socket.c:2799)
[   35.541658][  T480]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   35.541664][  T480]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.541667][  T480]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   35.541670][  T480]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   35.541673][  T480]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.541676][  T480] RIP: 0033:0x7fa65781154e
[   35.541680][  T480] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   35.541682][  T480] RSP: 002b:00007ffd7774fbc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.541685][  T480] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa65781154e
[   35.541686][  T480] RDX: 0000000000000000 RSI: 00007ffd7774fc70 RDI: 0000000000000005
[   35.541687][  T480] RBP: 00007ffd7774fbd0 R08: 0000000000000000 R09: 0000000000000000
[   35.541688][  T480] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ead
[   35.541689][  T480] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd77750340
| [   36.610443][  T491] softirqs last disabled at (17512): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   36.610446][  T491] Preemption disabled at:
| [   36.610446][  T491] vprintk_emit (kernel/printk/printk.c:2471)
| [   36.610456][  T491] Tainted: [W]=WARN
[   36.610457][  T491] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.610458][  T491] Call Trace:
[   36.610460][  T491]  <TASK>
[   36.610462][  T491]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   36.610467][  T491]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   36.610468][  T491]  __might_resched.cold (kernel/sched/core.c:9234)
[   36.610473][  T491]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   36.610476][  T491]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   36.610482][  T491]  __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))
[   36.610484][  T491]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.610490][  T491]  ? 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)
[   36.610493][  T491]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.610496][  T491]  put_chars (drivers/char/virtio_console.c:1176)
[   36.610499][  T491]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   36.610503][  T491]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.610507][  T491]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   36.610511][  T491]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   36.610515][  T491]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.610517][  T491]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.610521][  T491]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   36.610525][  T491]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.610528][  T491]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.610532][  T491]  console_emit_next_record (kernel/printk/printk.c:3183)
[   36.610535][  T491]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   36.610537][  T491]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   36.610539][  T491]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.610541][  T491]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.610545][  T491]  console_flush_one_record (kernel/printk/printk.c:3268)
[   36.610549][  T491]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   36.610550][  T491]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.610556][  T491]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   36.610558][  T491]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   36.610560][  T491]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.610561][  T491]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   36.610565][  T491]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   36.610567][  T491]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   36.610570][  T491]  vprintk_emit (kernel/printk/printk.c:2479)
[   36.610573][  T491]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   36.610575][  T491]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.610577][  T491]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   36.610579][  T491]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   36.610583][  T491]  _printk (kernel/printk/printk.c:2504)
[   36.610587][  T491]  ? snapshot_read.cold (user.c:?)
[   36.610589][  T491]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   36.610591][  T491]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.610594][  T491]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   36.610596][  T491]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   36.610599][  T491]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   36.610602][  T491]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.610604][  T491]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   36.610606][  T491]  ? netdev_notice (net/core/dev.c:13194)
[   36.610609][  T491]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.610612][  T491]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.610615][  T491]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   36.610618][  T491]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.610621][  T491]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   36.610624][  T491]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   36.610630][  T491]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   36.610632][  T491]  ? __kernel_text_address (kernel/extable.c:79)
[   36.610635][  T491]  ? write_profile (profile.c:?)
[   36.610639][  T491]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   36.610644][  T491]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.610649][  T491]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   36.610651][  T491]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   36.610652][  T491]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   36.610654][  T491]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.610658][  T491]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   36.610660][  T491]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.610662][  T491]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   36.610665][  T491]  ? kasan_save_stack (mm/kasan/common.c:58)
[   36.610668][  T491]  ? kasan_save_stack (mm/kasan/common.c:57)
[   36.610670][  T491]  ? kasan_save_track (mm/kasan/common.c:78)
[   36.610672][  T491]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.610675][  T491]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   36.610677][  T491]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   36.610682][  T491]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.610684][  T491]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   36.610687][  T491]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.610689][  T491]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.610691][  T491]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.610692][  T491]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.610694][  T491]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   36.610696][  T491]  ? __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)
[   36.610699][  T491]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   36.610702][  T491]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   36.610705][  T491]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   36.610707][  T491]  ? nla_get_range_signed (lib/nlattr.c:270)
[   36.610713][  T491]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   36.610718][  T491]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   36.610724][  T491]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.610725][  T491]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.610730][  T491]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.610732][  T491]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.610734][  T491]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.610736][  T491]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.610740][  T491]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.610742][  T491]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   36.610745][  T491]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.610746][  T491]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.610751][  T491]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.610753][  T491]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.610757][  T491]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   36.610758][  T491]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.610761][  T491]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.610768][  T491]  ? 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))
[   36.610769][  T491]  ? 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))
[   36.610773][  T491]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.610777][  T491]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.610780][  T491]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   36.610784][  T491]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   36.610788][  T491]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   36.610789][  T491]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.610792][  T491]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   36.610796][  T491]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   36.610800][  T491]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   36.610802][  T491]  ? copy_msghdr_from_user (net/socket.c:2650)
[   36.610804][  T491]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   36.610806][  T491]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   36.610813][  T491]  ___sys_sendmsg (net/socket.c:2767)
[   36.610816][  T491]  ? copy_msghdr_from_user (net/socket.c:2619)
[   36.610837][  T491]  __sys_sendmsg (net/socket.c:2799)
[   36.610842][  T491]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   36.610849][  T491]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.610852][  T491]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   36.610855][  T491]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   36.610858][  T491]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.610860][  T491] RIP: 0033:0x7fb9d020654e
[   36.610864][  T491] 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
[   36.610866][  T491] RSP: 002b:00007fffa47005a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.610869][  T491] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb9d020654e
[   36.610870][  T491] RDX: 0000000000000000 RSI: 00007fffa4700650 RDI: 0000000000000005
[   36.610871][  T491] RBP: 00007fffa47005b0 R08: 0000000000000000 R09: 0000000000000000
[   36.610872][  T491] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917eaf
[   36.610873][  T491] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffa4700d20
| [   37.615636][  T502] softirqs last disabled at (22210): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   37.615638][  T502] Preemption disabled at:
| [   37.615639][  T502] vprintk_emit (kernel/printk/printk.c:2471)
| [   37.615648][  T502] Tainted: [W]=WARN
[   37.615648][  T502] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.615650][  T502] Call Trace:
[   37.615652][  T502]  <TASK>
[   37.615653][  T502]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   37.615658][  T502]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   37.615660][  T502]  __might_resched.cold (kernel/sched/core.c:9234)
[   37.615664][  T502]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   37.615668][  T502]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   37.615673][  T502]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   37.615675][  T502]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.615681][  T502]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   37.615684][  T502]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.615688][  T502]  put_chars (drivers/char/virtio_console.c:1176)
[   37.615691][  T502]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   37.615694][  T502]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.615698][  T502]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   37.615703][  T502]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   37.615706][  T502]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.615708][  T502]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.615713][  T502]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   37.615716][  T502]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.615719][  T502]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.615723][  T502]  console_emit_next_record (kernel/printk/printk.c:3183)
[   37.615727][  T502]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   37.615728][  T502]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   37.615731][  T502]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.615732][  T502]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.615737][  T502]  console_flush_one_record (kernel/printk/printk.c:3268)
[   37.615740][  T502]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   37.615742][  T502]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.615747][  T502]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   37.615750][  T502]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   37.615751][  T502]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.615753][  T502]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   37.615757][  T502]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   37.615758][  T502]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   37.615761][  T502]  vprintk_emit (kernel/printk/printk.c:2479)
[   37.615765][  T502]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   37.615767][  T502]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.615769][  T502]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   37.615771][  T502]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   37.615775][  T502]  _printk (kernel/printk/printk.c:2504)
[   37.615778][  T502]  ? snapshot_read.cold (user.c:?)
[   37.615780][  T502]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   37.615782][  T502]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.615784][  T502]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   37.615787][  T502]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   37.615790][  T502]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   37.615792][  T502]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   37.615795][  T502]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   37.615797][  T502]  ? netdev_notice (net/core/dev.c:13194)
[   37.615800][  T502]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.615803][  T502]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.615806][  T502]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   37.615809][  T502]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   37.615812][  T502]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   37.615815][  T502]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   37.615820][  T502]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   37.615823][  T502]  ? __kernel_text_address (kernel/extable.c:79)
[   37.615826][  T502]  ? write_profile (profile.c:?)
[   37.615832][  T502]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   37.615840][  T502]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   37.615845][  T502]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   37.615848][  T502]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   37.615849][  T502]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   37.615851][  T502]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.615855][  T502]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   37.615857][  T502]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.615859][  T502]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   37.615861][  T502]  ? kasan_save_stack (mm/kasan/common.c:58)
[   37.615864][  T502]  ? kasan_save_stack (mm/kasan/common.c:57)
[   37.615866][  T502]  ? kasan_save_track (mm/kasan/common.c:78)
[   37.615869][  T502]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.615871][  T502]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   37.615874][  T502]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   37.615879][  T502]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.615881][  T502]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   37.615883][  T502]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.615885][  T502]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.615887][  T502]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.615888][  T502]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.615890][  T502]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   37.615892][  T502]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   37.615896][  T502]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   37.615898][  T502]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   37.615901][  T502]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   37.615903][  T502]  ? nla_get_range_signed (lib/nlattr.c:270)
[   37.615909][  T502]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   37.615914][  T502]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   37.615919][  T502]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   37.615921][  T502]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.615926][  T502]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.615928][  T502]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.615931][  T502]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   37.615934][  T502]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.615939][  T502]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   37.615941][  T502]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   37.615944][  T502]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.615945][  T502]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.615950][  T502]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.615952][  T502]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.615955][  T502]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   37.615957][  T502]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.615960][  T502]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.615966][  T502]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   37.615967][  T502]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   37.615971][  T502]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.615975][  T502]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.615978][  T502]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   37.615982][  T502]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   37.615986][  T502]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   37.615987][  T502]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.615990][  T502]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   37.615994][  T502]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   37.615999][  T502]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   37.616002][  T502]  ? copy_msghdr_from_user (net/socket.c:2650)
[   37.616006][  T502]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   37.616008][  T502]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   37.616015][  T502]  ___sys_sendmsg (net/socket.c:2767)
[   37.616018][  T502]  ? copy_msghdr_from_user (net/socket.c:2619)
[   37.616033][  T502]  __sys_sendmsg (net/socket.c:2799)
[   37.616036][  T502]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   37.616043][  T502]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.616046][  T502]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   37.616048][  T502]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   37.616052][  T502]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.616054][  T502] RIP: 0033:0x7f4ca406954e
[   37.616058][  T502] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   37.616060][  T502] RSP: 002b:00007fff346e3e30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.616063][  T502] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4ca406954e
[   37.616064][  T502] RDX: 0000000000000000 RSI: 00007fff346e3ee0 RDI: 0000000000000005
[   37.616065][  T502] RBP: 00007fff346e3e40 R08: 0000000000000000 R09: 0000000000000000
[   37.616066][  T502] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917eb0
[   37.616067][  T502] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff346e45b0
| [   38.644444][  T513] softirqs last disabled at (21086): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   38.644446][  T513] Preemption disabled at:
| [   38.644447][  T513] vprintk_emit (kernel/printk/printk.c:2471)
| [   38.644456][  T513] Tainted: [W]=WARN
[   38.644457][  T513] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.644459][  T513] Call Trace:
[   38.644460][  T513]  <TASK>
[   38.644462][  T513]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   38.644466][  T513]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   38.644468][  T513]  __might_resched.cold (kernel/sched/core.c:9234)
[   38.644473][  T513]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   38.644476][  T513]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   38.644481][  T513]  __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))
[   38.644483][  T513]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.644489][  T513]  ? 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)
[   38.644492][  T513]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.644496][  T513]  put_chars (drivers/char/virtio_console.c:1176)
[   38.644498][  T513]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   38.644502][  T513]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.644506][  T513]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   38.644510][  T513]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   38.644514][  T513]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.644516][  T513]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.644520][  T513]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   38.644524][  T513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.644527][  T513]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.644531][  T513]  console_emit_next_record (kernel/printk/printk.c:3183)
[   38.644534][  T513]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   38.644535][  T513]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   38.644538][  T513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.644540][  T513]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.644544][  T513]  console_flush_one_record (kernel/printk/printk.c:3268)
[   38.644547][  T513]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   38.644549][  T513]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.644554][  T513]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   38.644556][  T513]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   38.644558][  T513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.644560][  T513]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   38.644563][  T513]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   38.644565][  T513]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   38.644568][  T513]  vprintk_emit (kernel/printk/printk.c:2479)
[   38.644571][  T513]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   38.644573][  T513]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.644575][  T513]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   38.644577][  T513]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   38.644581][  T513]  _printk (kernel/printk/printk.c:2504)
[   38.644585][  T513]  ? snapshot_read.cold (user.c:?)
[   38.644586][  T513]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   38.644589][  T513]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.644591][  T513]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   38.644594][  T513]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   38.644597][  T513]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   38.644599][  T513]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   38.644602][  T513]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   38.644604][  T513]  ? netdev_notice (net/core/dev.c:13194)
[   38.644607][  T513]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   38.644610][  T513]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   38.644612][  T513]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   38.644616][  T513]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   38.644618][  T513]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   38.644621][  T513]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   38.644627][  T513]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   38.644629][  T513]  ? __kernel_text_address (kernel/extable.c:79)
[   38.644633][  T513]  ? write_profile (profile.c:?)
[   38.644637][  T513]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   38.644642][  T513]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   38.644646][  T513]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   38.644648][  T513]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   38.644649][  T513]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   38.644652][  T513]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.644655][  T513]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   38.644657][  T513]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.644659][  T513]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   38.644662][  T513]  ? kasan_save_stack (mm/kasan/common.c:58)
[   38.644664][  T513]  ? kasan_save_stack (mm/kasan/common.c:57)
[   38.644666][  T513]  ? kasan_save_track (mm/kasan/common.c:78)
[   38.644669][  T513]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.644671][  T513]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   38.644674][  T513]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   38.644678][  T513]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   38.644680][  T513]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   38.644683][  T513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.644685][  T513]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.644687][  T513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.644688][  T513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.644690][  T513]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   38.644692][  T513]  ? __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)
[   38.644695][  T513]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   38.644698][  T513]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   38.644701][  T513]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   38.644703][  T513]  ? nla_get_range_signed (lib/nlattr.c:270)
[   38.644709][  T513]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   38.644714][  T513]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   38.644719][  T513]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.644721][  T513]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.644726][  T513]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   38.644728][  T513]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   38.644730][  T513]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.644732][  T513]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   38.644735][  T513]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.644737][  T513]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   38.644740][  T513]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.644742][  T513]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.644746][  T513]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   38.644748][  T513]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   38.644752][  T513]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   38.644754][  T513]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.644757][  T513]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.644763][  T513]  ? 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))
[   38.644764][  T513]  ? 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))
[   38.644769][  T513]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.644772][  T513]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.644775][  T513]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   38.644779][  T513]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   38.644783][  T513]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   38.644784][  T513]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   38.644788][  T513]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   38.644791][  T513]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   38.644795][  T513]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   38.644797][  T513]  ? copy_msghdr_from_user (net/socket.c:2650)
[   38.644800][  T513]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   38.644801][  T513]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   38.644808][  T513]  ___sys_sendmsg (net/socket.c:2767)
[   38.644811][  T513]  ? copy_msghdr_from_user (net/socket.c:2619)
[   38.644827][  T513]  __sys_sendmsg (net/socket.c:2799)
[   38.644831][  T513]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   38.644842][  T513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.644846][  T513]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   38.644849][  T513]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   38.644852][  T513]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.644854][  T513] RIP: 0033:0x7f89eb09e54e
[   38.644858][  T513] 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
[   38.644860][  T513] RSP: 002b:00007fff1c63c3c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.644863][  T513] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f89eb09e54e
[   38.644864][  T513] RDX: 0000000000000000 RSI: 00007fff1c63c470 RDI: 0000000000000005
[   38.644865][  T513] RBP: 00007fff1c63c3d0 R08: 0000000000000000 R09: 0000000000000000
[   38.644866][  T513] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917eb1
[   38.644867][  T513] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff1c63cb40
| [   39.726552][  T524] softirqs last disabled at (21264): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   39.726555][  T524] Preemption disabled at:
| [   39.726556][  T524] vprintk_emit (kernel/printk/printk.c:2471)
| [   39.726565][  T524] Tainted: [W]=WARN
[   39.726566][  T524] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.726568][  T524] Call Trace:
[   39.726570][  T524]  <TASK>
[   39.726571][  T524]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   39.726576][  T524]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   39.726578][  T524]  __might_resched.cold (kernel/sched/core.c:9234)
[   39.726582][  T524]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   39.726586][  T524]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   39.726591][  T524]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   39.726593][  T524]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.726600][  T524]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   39.726603][  T524]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.726607][  T524]  put_chars (drivers/char/virtio_console.c:1176)
[   39.726609][  T524]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   39.726613][  T524]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.726617][  T524]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.726621][  T524]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   39.726625][  T524]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.726627][  T524]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.726631][  T524]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   39.726635][  T524]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.726637][  T524]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.726642][  T524]  console_emit_next_record (kernel/printk/printk.c:3183)
[   39.726645][  T524]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   39.726646][  T524]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   39.726649][  T524]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.726651][  T524]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.726655][  T524]  console_flush_one_record (kernel/printk/printk.c:3268)
[   39.726659][  T524]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   39.726660][  T524]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.726666][  T524]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   39.726668][  T524]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   39.726669][  T524]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.726671][  T524]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   39.726675][  T524]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   39.726677][  T524]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   39.726680][  T524]  vprintk_emit (kernel/printk/printk.c:2479)
[   39.726683][  T524]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   39.726685][  T524]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.726687][  T524]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   39.726689][  T524]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   39.726693][  T524]  _printk (kernel/printk/printk.c:2504)
[   39.726697][  T524]  ? snapshot_read.cold (user.c:?)
[   39.726699][  T524]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   39.726701][  T524]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.726703][  T524]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.726706][  T524]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   39.726709][  T524]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   39.726711][  T524]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   39.726714][  T524]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   39.726716][  T524]  ? netdev_notice (net/core/dev.c:13194)
[   39.726719][  T524]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.726722][  T524]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.726724][  T524]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   39.726728][  T524]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   39.726730][  T524]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   39.726733][  T524]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   39.726740][  T524]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   39.726742][  T524]  ? __kernel_text_address (kernel/extable.c:79)
[   39.726745][  T524]  ? write_profile (profile.c:?)
[   39.726749][  T524]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   39.726754][  T524]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   39.726759][  T524]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   39.726761][  T524]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   39.726763][  T524]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   39.726765][  T524]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.726768][  T524]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   39.726771][  T524]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.726773][  T524]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.726776][  T524]  ? kasan_save_stack (mm/kasan/common.c:58)
[   39.726778][  T524]  ? kasan_save_stack (mm/kasan/common.c:57)
[   39.726780][  T524]  ? kasan_save_track (mm/kasan/common.c:78)
[   39.726783][  T524]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.726785][  T524]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   39.726788][  T524]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   39.726793][  T524]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.726795][  T524]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   39.726798][  T524]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.726799][  T524]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.726801][  T524]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.726803][  T524]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.726804][  T524]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   39.726807][  T524]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   39.726810][  T524]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   39.726813][  T524]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   39.726816][  T524]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   39.726818][  T524]  ? nla_get_range_signed (lib/nlattr.c:270)
[   39.726824][  T524]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   39.726830][  T524]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   39.726840][  T524]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   39.726843][  T524]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.726848][  T524]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.726850][  T524]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.726852][  T524]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   39.726854][  T524]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.726858][  T524]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   39.726860][  T524]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   39.726863][  T524]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.726864][  T524]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.726869][  T524]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.726871][  T524]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.726875][  T524]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   39.726877][  T524]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.726879][  T524]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.726886][  T524]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   39.726887][  T524]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   39.726891][  T524]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.726895][  T524]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.726898][  T524]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   39.726902][  T524]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   39.726905][  T524]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   39.726907][  T524]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.726910][  T524]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   39.726914][  T524]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   39.726918][  T524]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   39.726920][  T524]  ? copy_msghdr_from_user (net/socket.c:2650)
[   39.726922][  T524]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   39.726924][  T524]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   39.726934][  T524]  ___sys_sendmsg (net/socket.c:2767)
[   39.726938][  T524]  ? copy_msghdr_from_user (net/socket.c:2619)
[   39.726954][  T524]  __sys_sendmsg (net/socket.c:2799)
[   39.726957][  T524]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   39.726964][  T524]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.726967][  T524]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   39.726969][  T524]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   39.726973][  T524]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.726975][  T524] RIP: 0033:0x7f18b6f1a54e
[   39.726979][  T524] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   39.726981][  T524] RSP: 002b:00007ffe56ea4310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.726984][  T524] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f18b6f1a54e
[   39.726985][  T524] RDX: 0000000000000000 RSI: 00007ffe56ea43c0 RDI: 0000000000000005
[   39.726986][  T524] RBP: 00007ffe56ea4320 R08: 0000000000000000 R09: 0000000000000000
[   39.726987][  T524] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917eb2
[   39.726988][  T524] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe56ea4a90
| [   40.809202][  T534] softirqs last disabled at (27652): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   40.809205][  T534] Preemption disabled at:
| [   40.809206][  T534] vprintk_emit (kernel/printk/printk.c:2471)
| [   40.809215][  T534] Tainted: [W]=WARN
[   40.809216][  T534] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.809217][  T534] Call Trace:
[   40.809219][  T534]  <TASK>
[   40.809221][  T534]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   40.809226][  T534]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   40.809228][  T534]  __might_resched.cold (kernel/sched/core.c:9234)
[   40.809232][  T534]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   40.809236][  T534]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   40.809241][  T534]  __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))
[   40.809243][  T534]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.809250][  T534]  ? 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)
[   40.809253][  T534]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.809256][  T534]  put_chars (drivers/char/virtio_console.c:1176)
[   40.809259][  T534]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   40.809263][  T534]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.809266][  T534]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   40.809271][  T534]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   40.809275][  T534]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.809276][  T534]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.809281][  T534]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   40.809285][  T534]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809288][  T534]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.809292][  T534]  console_emit_next_record (kernel/printk/printk.c:3183)
[   40.809296][  T534]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   40.809297][  T534]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   40.809300][  T534]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809302][  T534]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.809306][  T534]  console_flush_one_record (kernel/printk/printk.c:3268)
[   40.809310][  T534]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   40.809311][  T534]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.809317][  T534]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   40.809319][  T534]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   40.809321][  T534]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809322][  T534]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   40.809326][  T534]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   40.809328][  T534]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   40.809331][  T534]  vprintk_emit (kernel/printk/printk.c:2479)
[   40.809335][  T534]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   40.809337][  T534]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.809339][  T534]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   40.809341][  T534]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   40.809345][  T534]  _printk (kernel/printk/printk.c:2504)
[   40.809349][  T534]  ? snapshot_read.cold (user.c:?)
[   40.809350][  T534]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   40.809353][  T534]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.809355][  T534]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   40.809357][  T534]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   40.809361][  T534]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   40.809364][  T534]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   40.809366][  T534]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   40.809369][  T534]  ? netdev_notice (net/core/dev.c:13194)
[   40.809371][  T534]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   40.809374][  T534]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   40.809377][  T534]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   40.809381][  T534]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   40.809383][  T534]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   40.809386][  T534]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   40.809392][  T534]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   40.809402][  T534]  ? __kernel_text_address (kernel/extable.c:79)
[   40.809406][  T534]  ? write_profile (profile.c:?)
[   40.809410][  T534]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   40.809415][  T534]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   40.809420][  T534]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   40.809422][  T534]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   40.809424][  T534]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   40.809426][  T534]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   40.809429][  T534]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   40.809431][  T534]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.809434][  T534]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   40.809436][  T534]  ? kasan_save_stack (mm/kasan/common.c:58)
[   40.809439][  T534]  ? kasan_save_stack (mm/kasan/common.c:57)
[   40.809441][  T534]  ? kasan_save_track (mm/kasan/common.c:78)
[   40.809446][  T534]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.809448][  T534]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   40.809451][  T534]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   40.809456][  T534]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   40.809458][  T534]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   40.809460][  T534]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809462][  T534]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.809464][  T534]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809465][  T534]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809467][  T534]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   40.809470][  T534]  ? __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)
[   40.809473][  T534]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   40.809476][  T534]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   40.809479][  T534]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   40.809481][  T534]  ? nla_get_range_signed (lib/nlattr.c:270)
[   40.809487][  T534]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   40.809492][  T534]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   40.809497][  T534]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   40.809499][  T534]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.809504][  T534]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   40.809506][  T534]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   40.809508][  T534]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   40.809510][  T534]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   40.809514][  T534]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   40.809516][  T534]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   40.809519][  T534]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.809521][  T534]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.809525][  T534]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   40.809528][  T534]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   40.809531][  T534]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   40.809533][  T534]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   40.809536][  T534]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.809543][  T534]  ? 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))
[   40.809544][  T534]  ? 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))
[   40.809548][  T534]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.809552][  T534]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.809555][  T534]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   40.809559][  T534]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   40.809563][  T534]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   40.809565][  T534]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   40.809568][  T534]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   40.809572][  T534]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   40.809576][  T534]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   40.809578][  T534]  ? copy_msghdr_from_user (net/socket.c:2650)
[   40.809580][  T534]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   40.809582][  T534]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   40.809590][  T534]  ___sys_sendmsg (net/socket.c:2767)
[   40.809592][  T534]  ? copy_msghdr_from_user (net/socket.c:2619)
[   40.809609][  T534]  __sys_sendmsg (net/socket.c:2799)
[   40.809612][  T534]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   40.809618][  T534]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.809621][  T534]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   40.809624][  T534]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   40.809627][  T534]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.809630][  T534] RIP: 0033:0x7fd37c39554e
[   40.809634][  T534] 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
[   40.809636][  T534] RSP: 002b:00007ffdbf3f1d30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   40.809639][  T534] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd37c39554e
[   40.809640][  T534] RDX: 0000000000000000 RSI: 00007ffdbf3f1de0 RDI: 0000000000000005
[   40.809641][  T534] RBP: 00007ffdbf3f1d40 R08: 0000000000000000 R09: 0000000000000000
[   40.809642][  T534] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917eb3
[   40.809643][  T534] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdbf3f24b0
| [   41.911302][  T545] softirqs last disabled at (26414): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   41.911304][  T545] Preemption disabled at:
| [   41.911305][  T545] vprintk_emit (kernel/printk/printk.c:2471)
| [   41.911313][  T545] Tainted: [W]=WARN
[   41.911314][  T545] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.911316][  T545] Call Trace:
[   41.911317][  T545]  <TASK>
[   41.911319][  T545]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   41.911324][  T545]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   41.911326][  T545]  __might_resched.cold (kernel/sched/core.c:9234)
[   41.911330][  T545]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   41.911333][  T545]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   41.911339][  T545]  __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))
[   41.911341][  T545]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   41.911347][  T545]  ? 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)
[   41.911350][  T545]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   41.911354][  T545]  put_chars (drivers/char/virtio_console.c:1176)
[   41.911357][  T545]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   41.911360][  T545]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.911364][  T545]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   41.911368][  T545]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   41.911372][  T545]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.911373][  T545]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.911378][  T545]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   41.911382][  T545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.911384][  T545]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.911388][  T545]  console_emit_next_record (kernel/printk/printk.c:3183)
[   41.911392][  T545]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   41.911393][  T545]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   41.911396][  T545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.911398][  T545]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.911408][  T545]  console_flush_one_record (kernel/printk/printk.c:3268)
[   41.911412][  T545]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   41.911414][  T545]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.911419][  T545]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   41.911421][  T545]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   41.911422][  T545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.911424][  T545]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   41.911428][  T545]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   41.911430][  T545]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   41.911433][  T545]  vprintk_emit (kernel/printk/printk.c:2479)
[   41.911436][  T545]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   41.911438][  T545]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.911440][  T545]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   41.911445][  T545]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   41.911449][  T545]  _printk (kernel/printk/printk.c:2504)
[   41.911452][  T545]  ? snapshot_read.cold (user.c:?)
[   41.911454][  T545]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   41.911456][  T545]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.911459][  T545]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   41.911461][  T545]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   41.911464][  T545]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   41.911467][  T545]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   41.911469][  T545]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   41.911472][  T545]  ? netdev_notice (net/core/dev.c:13194)
[   41.911474][  T545]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   41.911477][  T545]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   41.911480][  T545]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   41.911483][  T545]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   41.911485][  T545]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   41.911488][  T545]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   41.911494][  T545]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   41.911497][  T545]  ? __kernel_text_address (kernel/extable.c:79)
[   41.911499][  T545]  ? write_profile (profile.c:?)
[   41.911503][  T545]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   41.911508][  T545]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   41.911513][  T545]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   41.911515][  T545]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   41.911516][  T545]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   41.911518][  T545]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.911522][  T545]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   41.911524][  T545]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.911526][  T545]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   41.911529][  T545]  ? kasan_save_stack (mm/kasan/common.c:58)
[   41.911531][  T545]  ? kasan_save_stack (mm/kasan/common.c:57)
[   41.911533][  T545]  ? kasan_save_track (mm/kasan/common.c:78)
[   41.911536][  T545]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.911538][  T545]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   41.911541][  T545]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   41.911546][  T545]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   41.911548][  T545]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   41.911551][  T545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.911553][  T545]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.911554][  T545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.911556][  T545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.911558][  T545]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   41.911560][  T545]  ? __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)
[   41.911563][  T545]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   41.911566][  T545]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   41.911569][  T545]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   41.911571][  T545]  ? nla_get_range_signed (lib/nlattr.c:270)
[   41.911577][  T545]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   41.911582][  T545]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   41.911587][  T545]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.911589][  T545]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.911593][  T545]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   41.911595][  T545]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   41.911597][  T545]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.911599][  T545]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   41.911603][  T545]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.911605][  T545]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   41.911608][  T545]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.911609][  T545]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.911614][  T545]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   41.911616][  T545]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   41.911620][  T545]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   41.911621][  T545]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.911624][  T545]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.911630][  T545]  ? 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))
[   41.911632][  T545]  ? 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))
[   41.911636][  T545]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.911639][  T545]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.911642][  T545]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   41.911646][  T545]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   41.911650][  T545]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   41.911651][  T545]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   41.911654][  T545]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   41.911658][  T545]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   41.911662][  T545]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   41.911664][  T545]  ? copy_msghdr_from_user (net/socket.c:2650)
[   41.911666][  T545]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   41.911668][  T545]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   41.911675][  T545]  ___sys_sendmsg (net/socket.c:2767)
[   41.911678][  T545]  ? copy_msghdr_from_user (net/socket.c:2619)
[   41.911693][  T545]  __sys_sendmsg (net/socket.c:2799)
[   41.911696][  T545]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   41.911702][  T545]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.911706][  T545]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   41.911708][  T545]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   41.911711][  T545]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.911713][  T545] RIP: 0033:0x7f4c10cf854e
[   41.911717][  T545] 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
[   41.911719][  T545] RSP: 002b:00007ffe78a674b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.911722][  T545] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f4c10cf854e
[   41.911723][  T545] RDX: 0000000000000000 RSI: 00007ffe78a67560 RDI: 0000000000000005
[   41.911724][  T545] RBP: 00007ffe78a674c0 R08: 0000000000000000 R09: 0000000000000000
[   41.911725][  T545] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917eb4
[   41.911726][  T545] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe78a67c30
| [   43.035330][  T558] softirqs last disabled at (25768): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   43.035333][  T558] Preemption disabled at:
| [   43.035333][  T558] vprintk_emit (kernel/printk/printk.c:2471)
| [   43.035343][  T558] Tainted: [W]=WARN
[   43.035344][  T558] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.035346][  T558] Call Trace:
[   43.035348][  T558]  <TASK>
[   43.035349][  T558]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   43.035354][  T558]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   43.035356][  T558]  __might_resched.cold (kernel/sched/core.c:9234)
[   43.035360][  T558]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   43.035364][  T558]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   43.035369][  T558]  __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))
[   43.035372][  T558]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   43.035378][  T558]  ? 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)
[   43.035381][  T558]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   43.035384][  T558]  put_chars (drivers/char/virtio_console.c:1176)
[   43.035387][  T558]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   43.035391][  T558]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.035395][  T558]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   43.035399][  T558]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   43.035403][  T558]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.035405][  T558]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.035416][  T558]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   43.035419][  T558]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.035422][  T558]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.035427][  T558]  console_emit_next_record (kernel/printk/printk.c:3183)
[   43.035430][  T558]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   43.035431][  T558]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   43.035434][  T558]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.035436][  T558]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.035443][  T558]  console_flush_one_record (kernel/printk/printk.c:3268)
[   43.035447][  T558]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   43.035449][  T558]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.035454][  T558]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   43.035457][  T558]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   43.035458][  T558]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.035460][  T558]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   43.035464][  T558]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   43.035466][  T558]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   43.035469][  T558]  vprintk_emit (kernel/printk/printk.c:2479)
[   43.035472][  T558]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   43.035474][  T558]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.035476][  T558]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   43.035478][  T558]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   43.035482][  T558]  _printk (kernel/printk/printk.c:2504)
[   43.035486][  T558]  ? snapshot_read.cold (user.c:?)
[   43.035488][  T558]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   43.035490][  T558]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.035493][  T558]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   43.035495][  T558]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   43.035498][  T558]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   43.035501][  T558]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   43.035503][  T558]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   43.035506][  T558]  ? netdev_notice (net/core/dev.c:13194)
[   43.035509][  T558]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   43.035512][  T558]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   43.035514][  T558]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   43.035518][  T558]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   43.035520][  T558]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   43.035523][  T558]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   43.035529][  T558]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   43.035532][  T558]  ? __kernel_text_address (kernel/extable.c:79)
[   43.035535][  T558]  ? write_profile (profile.c:?)
[   43.035539][  T558]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   43.035544][  T558]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   43.035548][  T558]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   43.035550][  T558]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   43.035552][  T558]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   43.035554][  T558]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.035557][  T558]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   43.035560][  T558]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.035562][  T558]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   43.035564][  T558]  ? kasan_save_stack (mm/kasan/common.c:58)
[   43.035567][  T558]  ? kasan_save_stack (mm/kasan/common.c:57)
[   43.035569][  T558]  ? kasan_save_track (mm/kasan/common.c:78)
[   43.035572][  T558]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.035574][  T558]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   43.035577][  T558]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   43.035582][  T558]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   43.035584][  T558]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   43.035587][  T558]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.035589][  T558]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.035591][  T558]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.035592][  T558]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.035594][  T558]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   43.035597][  T558]  ? __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)
[   43.035600][  T558]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   43.035603][  T558]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   43.035606][  T558]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   43.035608][  T558]  ? nla_get_range_signed (lib/nlattr.c:270)
[   43.035614][  T558]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   43.035619][  T558]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   43.035625][  T558]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.035626][  T558]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.035631][  T558]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   43.035633][  T558]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   43.035635][  T558]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.035637][  T558]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   43.035641][  T558]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.035643][  T558]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   43.035647][  T558]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.035648][  T558]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.035653][  T558]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   43.035655][  T558]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   43.035659][  T558]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   43.035661][  T558]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.035663][  T558]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.035670][  T558]  ? 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))
[   43.035671][  T558]  ? 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))
[   43.035675][  T558]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.035679][  T558]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.035682][  T558]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   43.035686][  T558]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   43.035690][  T558]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   43.035691][  T558]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   43.035695][  T558]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   43.035698][  T558]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   43.035702][  T558]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   43.035705][  T558]  ? copy_msghdr_from_user (net/socket.c:2650)
[   43.035707][  T558]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   43.035709][  T558]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   43.035716][  T558]  ___sys_sendmsg (net/socket.c:2767)
[   43.035719][  T558]  ? copy_msghdr_from_user (net/socket.c:2619)
[   43.035735][  T558]  __sys_sendmsg (net/socket.c:2799)
[   43.035738][  T558]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   43.035745][  T558]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.035748][  T558]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   43.035751][  T558]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   43.035754][  T558]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.035756][  T558] RIP: 0033:0x7fa684d3854e
[   43.035760][  T558] 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
[   43.035762][  T558] RSP: 002b:00007ffcec776190 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.035765][  T558] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa684d3854e
[   43.035766][  T558] RDX: 0000000000000000 RSI: 00007ffcec776240 RDI: 0000000000000005
[   43.035767][  T558] RBP: 00007ffcec7761a0 R08: 0000000000000000 R09: 0000000000000000
[   43.035768][  T558] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917eb5
[   43.035769][  T558] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcec776910
| [   44.080555][  T569] softirqs last disabled at (23134): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   44.080558][  T569] Preemption disabled at:
| [   44.080558][  T569] vprintk_emit (kernel/printk/printk.c:2471)
| [   44.080567][  T569] Tainted: [W]=WARN
[   44.080568][  T569] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.080570][  T569] Call Trace:
[   44.080572][  T569]  <TASK>
[   44.080573][  T569]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   44.080578][  T569]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   44.080580][  T569]  __might_resched.cold (kernel/sched/core.c:9234)
[   44.080585][  T569]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   44.080588][  T569]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   44.080593][  T569]  __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))
[   44.080595][  T569]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.080602][  T569]  ? 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)
[   44.080605][  T569]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.080608][  T569]  put_chars (drivers/char/virtio_console.c:1176)
[   44.080611][  T569]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   44.080615][  T569]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.080619][  T569]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   44.080623][  T569]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   44.080627][  T569]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.080629][  T569]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.080633][  T569]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   44.080637][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.080640][  T569]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.080644][  T569]  console_emit_next_record (kernel/printk/printk.c:3183)
[   44.080647][  T569]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   44.080649][  T569]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   44.080651][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.080653][  T569]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.080657][  T569]  console_flush_one_record (kernel/printk/printk.c:3268)
[   44.080661][  T569]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   44.080663][  T569]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.080668][  T569]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   44.080671][  T569]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   44.080672][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.080674][  T569]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   44.080678][  T569]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   44.080680][  T569]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   44.080682][  T569]  vprintk_emit (kernel/printk/printk.c:2479)
[   44.080686][  T569]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   44.080688][  T569]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.080690][  T569]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   44.080692][  T569]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   44.080696][  T569]  _printk (kernel/printk/printk.c:2504)
[   44.080699][  T569]  ? snapshot_read.cold (user.c:?)
[   44.080701][  T569]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   44.080704][  T569]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.080706][  T569]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   44.080708][  T569]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   44.080712][  T569]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   44.080714][  T569]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   44.080717][  T569]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   44.080720][  T569]  ? netdev_notice (net/core/dev.c:13194)
[   44.080722][  T569]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   44.080725][  T569]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   44.080728][  T569]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   44.080732][  T569]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   44.080734][  T569]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   44.080737][  T569]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   44.080743][  T569]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   44.080745][  T569]  ? __kernel_text_address (kernel/extable.c:79)
[   44.080748][  T569]  ? write_profile (profile.c:?)
[   44.080752][  T569]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   44.080757][  T569]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   44.080762][  T569]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   44.080764][  T569]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   44.080765][  T569]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   44.080767][  T569]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.080771][  T569]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   44.080773][  T569]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.080775][  T569]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   44.080778][  T569]  ? kasan_save_stack (mm/kasan/common.c:58)
[   44.080781][  T569]  ? kasan_save_stack (mm/kasan/common.c:57)
[   44.080783][  T569]  ? kasan_save_track (mm/kasan/common.c:78)
[   44.080785][  T569]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.080788][  T569]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   44.080790][  T569]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   44.080795][  T569]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   44.080798][  T569]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   44.080800][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.080802][  T569]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.080804][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.080805][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.080807][  T569]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   44.080810][  T569]  ? __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)
[   44.080813][  T569]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   44.080816][  T569]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   44.080819][  T569]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   44.080821][  T569]  ? nla_get_range_signed (lib/nlattr.c:270)
[   44.080827][  T569]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   44.080836][  T569]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   44.080845][  T569]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.080847][  T569]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.080851][  T569]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   44.080854][  T569]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   44.080856][  T569]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.080858][  T569]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   44.080862][  T569]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.080864][  T569]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.080867][  T569]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.080868][  T569]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.080873][  T569]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   44.080875][  T569]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   44.080879][  T569]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   44.080880][  T569]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.080883][  T569]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.080890][  T569]  ? 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))
[   44.080891][  T569]  ? 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))
[   44.080895][  T569]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.080899][  T569]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.080902][  T569]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   44.080906][  T569]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.080910][  T569]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   44.080911][  T569]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   44.080915][  T569]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   44.080918][  T569]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   44.080922][  T569]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.080925][  T569]  ? copy_msghdr_from_user (net/socket.c:2650)
[   44.080927][  T569]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   44.080929][  T569]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   44.080940][  T569]  ___sys_sendmsg (net/socket.c:2767)
[   44.080943][  T569]  ? copy_msghdr_from_user (net/socket.c:2619)
[   44.080959][  T569]  __sys_sendmsg (net/socket.c:2799)
[   44.080962][  T569]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   44.080969][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.080972][  T569]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.080974][  T569]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   44.080978][  T569]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.080980][  T569] RIP: 0033:0x7efed3a7e54e
[   44.080984][  T569] 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
[   44.080986][  T569] RSP: 002b:00007ffd17fff2a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.080989][  T569] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efed3a7e54e
[   44.080990][  T569] RDX: 0000000000000000 RSI: 00007ffd17fff350 RDI: 0000000000000005
[   44.080991][  T569] RBP: 00007ffd17fff2b0 R08: 0000000000000000 R09: 0000000000000000
[   44.080992][  T569] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917eb6
[   44.080993][  T569] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd17fffa20
| [   45.111314][  T579] softirqs last disabled at (15912): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   45.111317][  T579] Preemption disabled at:
| [   45.111317][  T579] vprintk_emit (kernel/printk/printk.c:2471)
| [   45.111326][  T579] Tainted: [W]=WARN
[   45.111327][  T579] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.111329][  T579] Call Trace:
[   45.111331][  T579]  <TASK>
[   45.111332][  T579]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   45.111337][  T579]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   45.111339][  T579]  __might_resched.cold (kernel/sched/core.c:9234)
[   45.111344][  T579]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   45.111347][  T579]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   45.111353][  T579]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   45.111355][  T579]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.111361][  T579]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   45.111364][  T579]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.111368][  T579]  put_chars (drivers/char/virtio_console.c:1176)
[   45.111371][  T579]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   45.111375][  T579]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.111379][  T579]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.111383][  T579]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   45.111387][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.111389][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.111394][  T579]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   45.111398][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.111401][  T579]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.111405][  T579]  console_emit_next_record (kernel/printk/printk.c:3183)
[   45.111409][  T579]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   45.111410][  T579]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   45.111413][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.111415][  T579]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.111431][  T579]  console_flush_one_record (kernel/printk/printk.c:3268)
[   45.111435][  T579]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   45.111436][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.111445][  T579]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   45.111447][  T579]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   45.111448][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.111450][  T579]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   45.111454][  T579]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   45.111456][  T579]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   45.111459][  T579]  vprintk_emit (kernel/printk/printk.c:2479)
[   45.111463][  T579]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   45.111465][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.111467][  T579]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   45.111469][  T579]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   45.111473][  T579]  _printk (kernel/printk/printk.c:2504)
[   45.111477][  T579]  ? snapshot_read.cold (user.c:?)
[   45.111479][  T579]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   45.111482][  T579]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.111484][  T579]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.111486][  T579]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   45.111490][  T579]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   45.111492][  T579]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   45.111495][  T579]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   45.111497][  T579]  ? netdev_notice (net/core/dev.c:13194)
[   45.111500][  T579]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.111503][  T579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.111506][  T579]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   45.111510][  T579]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   45.111512][  T579]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   45.111515][  T579]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   45.111522][  T579]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   45.111524][  T579]  ? __kernel_text_address (kernel/extable.c:79)
[   45.111527][  T579]  ? write_profile (profile.c:?)
[   45.111531][  T579]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   45.111536][  T579]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   45.111541][  T579]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   45.111544][  T579]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   45.111545][  T579]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.111547][  T579]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.111551][  T579]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   45.111553][  T579]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.111555][  T579]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.111558][  T579]  ? kasan_save_stack (mm/kasan/common.c:58)
[   45.111561][  T579]  ? kasan_save_stack (mm/kasan/common.c:57)
[   45.111563][  T579]  ? kasan_save_track (mm/kasan/common.c:78)
[   45.111566][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.111568][  T579]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   45.111571][  T579]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   45.111576][  T579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.111578][  T579]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   45.111581][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.111583][  T579]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.111585][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.111586][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.111588][  T579]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   45.111591][  T579]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   45.111594][  T579]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   45.111597][  T579]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   45.111600][  T579]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   45.111602][  T579]  ? nla_get_range_signed (lib/nlattr.c:270)
[   45.111608][  T579]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   45.111613][  T579]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   45.111619][  T579]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.111621][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.111626][  T579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.111628][  T579]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.111630][  T579]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.111632][  T579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.111636][  T579]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.111638][  T579]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.111641][  T579]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.111643][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.111648][  T579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.111650][  T579]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.111654][  T579]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.111656][  T579]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.111659][  T579]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.111665][  T579]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   45.111667][  T579]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   45.111671][  T579]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.111675][  T579]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.111678][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   45.111682][  T579]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.111686][  T579]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   45.111687][  T579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.111691][  T579]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   45.111695][  T579]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   45.111699][  T579]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   45.111701][  T579]  ? copy_msghdr_from_user (net/socket.c:2650)
[   45.111703][  T579]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   45.111705][  T579]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   45.111712][  T579]  ___sys_sendmsg (net/socket.c:2767)
[   45.111715][  T579]  ? copy_msghdr_from_user (net/socket.c:2619)
[   45.111732][  T579]  __sys_sendmsg (net/socket.c:2799)
[   45.111735][  T579]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   45.111742][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.111745][  T579]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.111748][  T579]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   45.111751][  T579]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.111753][  T579] RIP: 0033:0x7fbe1658954e
[   45.111757][  T579] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   45.111759][  T579] RSP: 002b:00007ffc5c841370 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.111762][  T579] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbe1658954e
[   45.111764][  T579] RDX: 0000000000000000 RSI: 00007ffc5c841420 RDI: 0000000000000005
[   45.111764][  T579] RBP: 00007ffc5c841380 R08: 0000000000000000 R09: 0000000000000000
[   45.111765][  T579] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917eb7
[   45.111766][  T579] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc5c841af0
| [   46.223685][  T592] softirqs last disabled at (18596): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   46.223688][  T592] Preemption disabled at:
| [   46.223688][  T592] vprintk_emit (kernel/printk/printk.c:2471)
| [   46.223697][  T592] Tainted: [W]=WARN
[   46.223698][  T592] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.223700][  T592] Call Trace:
[   46.223702][  T592]  <TASK>
[   46.223703][  T592]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   46.223708][  T592]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   46.223710][  T592]  __might_resched.cold (kernel/sched/core.c:9234)
[   46.223714][  T592]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   46.223718][  T592]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   46.223723][  T592]  __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))
[   46.223725][  T592]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.223731][  T592]  ? 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)
[   46.223734][  T592]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.223738][  T592]  put_chars (drivers/char/virtio_console.c:1176)
[   46.223741][  T592]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   46.223744][  T592]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.223748][  T592]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   46.223753][  T592]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   46.223756][  T592]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.223758][  T592]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.223763][  T592]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   46.223766][  T592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.223769][  T592]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.223773][  T592]  console_emit_next_record (kernel/printk/printk.c:3183)
[   46.223777][  T592]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   46.223778][  T592]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   46.223781][  T592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.223783][  T592]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.223787][  T592]  console_flush_one_record (kernel/printk/printk.c:3268)
[   46.223791][  T592]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   46.223792][  T592]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.223798][  T592]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   46.223800][  T592]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   46.223801][  T592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.223803][  T592]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   46.223807][  T592]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   46.223809][  T592]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   46.223812][  T592]  vprintk_emit (kernel/printk/printk.c:2479)
[   46.223815][  T592]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   46.223818][  T592]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.223820][  T592]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   46.223822][  T592]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   46.223826][  T592]  _printk (kernel/printk/printk.c:2504)
[   46.223830][  T592]  ? snapshot_read.cold (user.c:?)
[   46.223833][  T592]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   46.223838][  T592]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.223841][  T592]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   46.223844][  T592]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   46.223848][  T592]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   46.223851][  T592]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   46.223853][  T592]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   46.223855][  T592]  ? netdev_notice (net/core/dev.c:13194)
[   46.223858][  T592]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   46.223861][  T592]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   46.223863][  T592]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   46.223867][  T592]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   46.223869][  T592]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   46.223872][  T592]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   46.223878][  T592]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   46.223881][  T592]  ? __kernel_text_address (kernel/extable.c:79)
[   46.223884][  T592]  ? write_profile (profile.c:?)
[   46.223888][  T592]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   46.223893][  T592]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   46.223897][  T592]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   46.223900][  T592]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   46.223901][  T592]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.223903][  T592]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.223907][  T592]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   46.223909][  T592]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.223911][  T592]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   46.223914][  T592]  ? kasan_save_stack (mm/kasan/common.c:58)
[   46.223916][  T592]  ? kasan_save_stack (mm/kasan/common.c:57)
[   46.223918][  T592]  ? kasan_save_track (mm/kasan/common.c:78)
[   46.223921][  T592]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.223923][  T592]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   46.223926][  T592]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   46.223933][  T592]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   46.223936][  T592]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   46.223939][  T592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.223941][  T592]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.223943][  T592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.223944][  T592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.223946][  T592]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   46.223949][  T592]  ? __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)
[   46.223952][  T592]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   46.223955][  T592]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   46.223958][  T592]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   46.223960][  T592]  ? nla_get_range_signed (lib/nlattr.c:270)
[   46.223965][  T592]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   46.223971][  T592]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   46.223976][  T592]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.223978][  T592]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.223982][  T592]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   46.223985][  T592]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   46.223987][  T592]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.223989][  T592]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   46.223992][  T592]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.223994][  T592]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   46.223998][  T592]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.224000][  T592]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.224007][  T592]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   46.224009][  T592]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   46.224013][  T592]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   46.224015][  T592]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.224018][  T592]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.224024][  T592]  ? 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))
[   46.224025][  T592]  ? 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))
[   46.224029][  T592]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.224033][  T592]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.224036][  T592]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   46.224040][  T592]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   46.224044][  T592]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   46.224045][  T592]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   46.224048][  T592]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   46.224052][  T592]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   46.224056][  T592]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   46.224059][  T592]  ? copy_msghdr_from_user (net/socket.c:2650)
[   46.224061][  T592]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   46.224062][  T592]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   46.224070][  T592]  ___sys_sendmsg (net/socket.c:2767)
[   46.224072][  T592]  ? copy_msghdr_from_user (net/socket.c:2619)
[   46.224088][  T592]  __sys_sendmsg (net/socket.c:2799)
[   46.224091][  T592]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   46.224097][  T592]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.224100][  T592]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   46.224103][  T592]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   46.224106][  T592]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.224108][  T592] RIP: 0033:0x7fe7b9df854e
[   46.224112][  T592] 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
[   46.224115][  T592] RSP: 002b:00007ffed77c3220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.224118][  T592] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe7b9df854e
[   46.224119][  T592] RDX: 0000000000000000 RSI: 00007ffed77c32d0 RDI: 0000000000000005
[   46.224120][  T592] RBP: 00007ffed77c3230 R08: 0000000000000000 R09: 0000000000000000
[   46.224121][  T592] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917eb8
[   46.224122][  T592] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffed77c39a0
| [   47.294039][  T603] softirqs last disabled at (18238): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   47.294042][  T603] Preemption disabled at:
| [   47.294043][  T603] vprintk_emit (kernel/printk/printk.c:2471)
| [   47.294052][  T603] Tainted: [W]=WARN
[   47.294053][  T603] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.294054][  T603] Call Trace:
[   47.294056][  T603]  <TASK>
[   47.294058][  T603]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   47.294063][  T603]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   47.294065][  T603]  __might_resched.cold (kernel/sched/core.c:9234)
[   47.294070][  T603]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   47.294073][  T603]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   47.294078][  T603]  __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))
[   47.294081][  T603]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.294087][  T603]  ? 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)
[   47.294091][  T603]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.294094][  T603]  put_chars (drivers/char/virtio_console.c:1176)
[   47.294097][  T603]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   47.294101][  T603]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.294105][  T603]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   47.294110][  T603]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   47.294113][  T603]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.294115][  T603]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.294120][  T603]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   47.294124][  T603]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.294127][  T603]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.294131][  T603]  console_emit_next_record (kernel/printk/printk.c:3183)
[   47.294134][  T603]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   47.294136][  T603]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   47.294139][  T603]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.294141][  T603]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.294145][  T603]  console_flush_one_record (kernel/printk/printk.c:3268)
[   47.294149][  T603]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   47.294150][  T603]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.294156][  T603]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   47.294158][  T603]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   47.294160][  T603]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.294162][  T603]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   47.294166][  T603]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   47.294168][  T603]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   47.294171][  T603]  vprintk_emit (kernel/printk/printk.c:2479)
[   47.294174][  T603]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   47.294176][  T603]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.294178][  T603]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   47.294180][  T603]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   47.294184][  T603]  _printk (kernel/printk/printk.c:2504)
[   47.294188][  T603]  ? snapshot_read.cold (user.c:?)
[   47.294190][  T603]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   47.294193][  T603]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.294195][  T603]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   47.294197][  T603]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   47.294201][  T603]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   47.294203][  T603]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   47.294206][  T603]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   47.294208][  T603]  ? netdev_notice (net/core/dev.c:13194)
[   47.294211][  T603]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   47.294214][  T603]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   47.294217][  T603]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   47.294221][  T603]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   47.294223][  T603]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   47.294226][  T603]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   47.294233][  T603]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   47.294235][  T603]  ? __kernel_text_address (kernel/extable.c:79)
[   47.294238][  T603]  ? write_profile (profile.c:?)
[   47.294242][  T603]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   47.294248][  T603]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   47.294252][  T603]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   47.294255][  T603]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   47.294256][  T603]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   47.294258][  T603]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.294262][  T603]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   47.294264][  T603]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.294266][  T603]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   47.294269][  T603]  ? kasan_save_stack (mm/kasan/common.c:58)
[   47.294272][  T603]  ? kasan_save_stack (mm/kasan/common.c:57)
[   47.294274][  T603]  ? kasan_save_track (mm/kasan/common.c:78)
[   47.294277][  T603]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.294279][  T603]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   47.294282][  T603]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   47.294287][  T603]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   47.294289][  T603]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   47.294292][  T603]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.294294][  T603]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.294296][  T603]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.294297][  T603]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.294299][  T603]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   47.294301][  T603]  ? __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)
[   47.294305][  T603]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   47.294307][  T603]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   47.294311][  T603]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   47.294313][  T603]  ? nla_get_range_signed (lib/nlattr.c:270)
[   47.294319][  T603]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   47.294324][  T603]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   47.294330][  T603]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.294332][  T603]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.294337][  T603]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   47.294339][  T603]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   47.294341][  T603]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.294343][  T603]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   47.294347][  T603]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.294349][  T603]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.294353][  T603]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.294354][  T603]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.294359][  T603]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   47.294361][  T603]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   47.294365][  T603]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   47.294367][  T603]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.294370][  T603]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.294376][  T603]  ? 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))
[   47.294378][  T603]  ? 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))
[   47.294382][  T603]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.294386][  T603]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.294389][  T603]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   47.294394][  T603]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.294397][  T603]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   47.294399][  T603]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   47.294402][  T603]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   47.294406][  T603]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   47.294410][  T603]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.294413][  T603]  ? copy_msghdr_from_user (net/socket.c:2650)
[   47.294415][  T603]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   47.294417][  T603]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   47.294425][  T603]  ___sys_sendmsg (net/socket.c:2767)
[   47.294428][  T603]  ? copy_msghdr_from_user (net/socket.c:2619)
[   47.294453][  T603]  __sys_sendmsg (net/socket.c:2799)
[   47.294456][  T603]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   47.294462][  T603]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.294466][  T603]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.294468][  T603]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   47.294472][  T603]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.294474][  T603] RIP: 0033:0x7fef648b154e
[   47.294478][  T603] 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
[   47.294481][  T603] RSP: 002b:00007fffe0002eb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.294484][  T603] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fef648b154e
[   47.294486][  T603] RDX: 0000000000000000 RSI: 00007fffe0002f60 RDI: 0000000000000005
[   47.294487][  T603] RBP: 00007fffe0002ec0 R08: 0000000000000000 R09: 0000000000000000
[   47.294487][  T603] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917eb9
[   47.294488][  T603] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffe0003630
| [   48.323775][  T614] softirqs last disabled at (21962): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   48.323778][  T614] Preemption disabled at:
| [   48.323778][  T614] vprintk_emit (kernel/printk/printk.c:2471)
| [   48.323788][  T614] Tainted: [W]=WARN
[   48.323789][  T614] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.323790][  T614] Call Trace:
[   48.323792][  T614]  <TASK>
[   48.323793][  T614]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   48.323798][  T614]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   48.323800][  T614]  __might_resched.cold (kernel/sched/core.c:9234)
[   48.323804][  T614]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   48.323807][  T614]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   48.323813][  T614]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   48.323815][  T614]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.323821][  T614]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   48.323824][  T614]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.323828][  T614]  put_chars (drivers/char/virtio_console.c:1176)
[   48.323832][  T614]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   48.323838][  T614]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.323843][  T614]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   48.323849][  T614]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   48.323852][  T614]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.323854][  T614]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.323859][  T614]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   48.323862][  T614]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.323865][  T614]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.323869][  T614]  console_emit_next_record (kernel/printk/printk.c:3183)
[   48.323873][  T614]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   48.323874][  T614]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   48.323876][  T614]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.323878][  T614]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.323882][  T614]  console_flush_one_record (kernel/printk/printk.c:3268)
[   48.323886][  T614]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   48.323887][  T614]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.323893][  T614]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   48.323895][  T614]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   48.323896][  T614]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.323898][  T614]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   48.323902][  T614]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   48.323903][  T614]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   48.323906][  T614]  vprintk_emit (kernel/printk/printk.c:2479)
[   48.323909][  T614]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   48.323911][  T614]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.323913][  T614]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   48.323915][  T614]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   48.323919][  T614]  _printk (kernel/printk/printk.c:2504)
[   48.323923][  T614]  ? snapshot_read.cold (user.c:?)
[   48.323925][  T614]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   48.323927][  T614]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.323930][  T614]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   48.323933][  T614]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   48.323938][  T614]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   48.323940][  T614]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   48.323942][  T614]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   48.323945][  T614]  ? netdev_notice (net/core/dev.c:13194)
[   48.323947][  T614]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   48.323950][  T614]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   48.323953][  T614]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   48.323956][  T614]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   48.323958][  T614]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   48.323961][  T614]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   48.323968][  T614]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   48.323970][  T614]  ? __kernel_text_address (kernel/extable.c:79)
[   48.323973][  T614]  ? write_profile (profile.c:?)
[   48.323977][  T614]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   48.323982][  T614]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   48.323986][  T614]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   48.323989][  T614]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   48.323990][  T614]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.323992][  T614]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.323996][  T614]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   48.323998][  T614]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.324002][  T614]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   48.324006][  T614]  ? kasan_save_stack (mm/kasan/common.c:58)
[   48.324009][  T614]  ? kasan_save_stack (mm/kasan/common.c:57)
[   48.324011][  T614]  ? kasan_save_track (mm/kasan/common.c:78)
[   48.324013][  T614]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.324015][  T614]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   48.324018][  T614]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   48.324023][  T614]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   48.324025][  T614]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   48.324028][  T614]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.324029][  T614]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.324031][  T614]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.324032][  T614]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.324034][  T614]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   48.324037][  T614]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   48.324040][  T614]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   48.324043][  T614]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   48.324046][  T614]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   48.324048][  T614]  ? nla_get_range_signed (lib/nlattr.c:270)
[   48.324054][  T614]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   48.324059][  T614]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   48.324064][  T614]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.324066][  T614]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.324070][  T614]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   48.324072][  T614]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   48.324074][  T614]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.324076][  T614]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   48.324080][  T614]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.324082][  T614]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   48.324085][  T614]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.324086][  T614]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.324091][  T614]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   48.324093][  T614]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   48.324097][  T614]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   48.324099][  T614]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.324101][  T614]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.324107][  T614]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   48.324109][  T614]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   48.324113][  T614]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.324117][  T614]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.324119][  T614]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   48.324123][  T614]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   48.324127][  T614]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   48.324129][  T614]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   48.324132][  T614]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   48.324135][  T614]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   48.324139][  T614]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   48.324142][  T614]  ? copy_msghdr_from_user (net/socket.c:2650)
[   48.324144][  T614]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   48.324145][  T614]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   48.324153][  T614]  ___sys_sendmsg (net/socket.c:2767)
[   48.324155][  T614]  ? copy_msghdr_from_user (net/socket.c:2619)
[   48.324171][  T614]  __sys_sendmsg (net/socket.c:2799)
[   48.324174][  T614]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   48.324180][  T614]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.324183][  T614]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   48.324186][  T614]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   48.324189][  T614]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.324191][  T614] RIP: 0033:0x7fcced6f454e
[   48.324195][  T614] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   48.324198][  T614] RSP: 002b:00007ffd81565ac0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.324201][  T614] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcced6f454e
[   48.324202][  T614] RDX: 0000000000000000 RSI: 00007ffd81565b70 RDI: 0000000000000005
[   48.324203][  T614] RBP: 00007ffd81565ad0 R08: 0000000000000000 R09: 0000000000000000
[   48.324204][  T614] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917eba
[   48.324205][  T614] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd81566240
| [   49.341300][  T624] softirqs last disabled at (23006): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   49.341302][  T624] Preemption disabled at:
| [   49.341303][  T624] vprintk_emit (kernel/printk/printk.c:2471)
| [   49.341312][  T624] Tainted: [W]=WARN
[   49.341313][  T624] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.341315][  T624] Call Trace:
[   49.341317][  T624]  <TASK>
[   49.341318][  T624]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   49.341323][  T624]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   49.341325][  T624]  __might_resched.cold (kernel/sched/core.c:9234)
[   49.341330][  T624]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   49.341333][  T624]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   49.341338][  T624]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   49.341340][  T624]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.341347][  T624]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   49.341350][  T624]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.341353][  T624]  put_chars (drivers/char/virtio_console.c:1176)
[   49.341356][  T624]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   49.341360][  T624]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.341364][  T624]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   49.341368][  T624]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   49.341372][  T624]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.341374][  T624]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.341379][  T624]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   49.341382][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.341385][  T624]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.341389][  T624]  console_emit_next_record (kernel/printk/printk.c:3183)
[   49.341393][  T624]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   49.341394][  T624]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   49.341397][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.341399][  T624]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.341403][  T624]  console_flush_one_record (kernel/printk/printk.c:3268)
[   49.341407][  T624]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   49.341408][  T624]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.341414][  T624]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   49.341416][  T624]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   49.341417][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.341419][  T624]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   49.341423][  T624]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   49.341425][  T624]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   49.341428][  T624]  vprintk_emit (kernel/printk/printk.c:2479)
[   49.341431][  T624]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   49.341433][  T624]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.341435][  T624]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   49.341437][  T624]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   49.341443][  T624]  _printk (kernel/printk/printk.c:2504)
[   49.341453][  T624]  ? snapshot_read.cold (user.c:?)
[   49.341455][  T624]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   49.341458][  T624]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.341460][  T624]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   49.341462][  T624]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   49.341465][  T624]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   49.341468][  T624]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   49.341470][  T624]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   49.341473][  T624]  ? netdev_notice (net/core/dev.c:13194)
[   49.341475][  T624]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   49.341478][  T624]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   49.341481][  T624]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   49.341485][  T624]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   49.341487][  T624]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   49.341490][  T624]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   49.341496][  T624]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   49.341498][  T624]  ? __kernel_text_address (kernel/extable.c:79)
[   49.341501][  T624]  ? write_profile (profile.c:?)
[   49.341505][  T624]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   49.341510][  T624]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   49.341515][  T624]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   49.341517][  T624]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   49.341519][  T624]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.341520][  T624]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.341524][  T624]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   49.341526][  T624]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.341528][  T624]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   49.341531][  T624]  ? kasan_save_stack (mm/kasan/common.c:58)
[   49.341534][  T624]  ? kasan_save_stack (mm/kasan/common.c:57)
[   49.341535][  T624]  ? kasan_save_track (mm/kasan/common.c:78)
[   49.341538][  T624]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.341540][  T624]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   49.341543][  T624]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   49.341548][  T624]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   49.341550][  T624]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   49.341552][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.341554][  T624]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.341556][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.341557][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.341559][  T624]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   49.341562][  T624]  ? __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)
[   49.341565][  T624]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   49.341567][  T624]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   49.341570][  T624]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   49.341572][  T624]  ? nla_get_range_signed (lib/nlattr.c:270)
[   49.341578][  T624]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   49.341583][  T624]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   49.341588][  T624]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.341590][  T624]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.341595][  T624]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   49.341597][  T624]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   49.341599][  T624]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.341601][  T624]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   49.341604][  T624]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.341606][  T624]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   49.341609][  T624]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.341611][  T624]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.341615][  T624]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   49.341617][  T624]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   49.341621][  T624]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   49.341623][  T624]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.341625][  T624]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.341631][  T624]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   49.341633][  T624]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   49.341637][  T624]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.341640][  T624]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.341643][  T624]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   49.341647][  T624]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   49.341651][  T624]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   49.341652][  T624]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   49.341655][  T624]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   49.341659][  T624]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   49.341663][  T624]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   49.341665][  T624]  ? copy_msghdr_from_user (net/socket.c:2650)
[   49.341668][  T624]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   49.341669][  T624]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   49.341676][  T624]  ___sys_sendmsg (net/socket.c:2767)
[   49.341679][  T624]  ? copy_msghdr_from_user (net/socket.c:2619)
[   49.341694][  T624]  __sys_sendmsg (net/socket.c:2799)
[   49.341698][  T624]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   49.341704][  T624]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.341707][  T624]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   49.341709][  T624]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   49.341713][  T624]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.341715][  T624] RIP: 0033:0x7ffaf6a7354e
[   49.341719][  T624] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   49.341721][  T624] RSP: 002b:00007ffeed42d310 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.341723][  T624] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ffaf6a7354e
[   49.341725][  T624] RDX: 0000000000000000 RSI: 00007ffeed42d3c0 RDI: 0000000000000005
[   49.341726][  T624] RBP: 00007ffeed42d320 R08: 0000000000000000 R09: 0000000000000000
[   49.341727][  T624] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ebb
[   49.341728][  T624] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeed42da90
| [   50.427324][  T636] softirqs last disabled at (24262): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   50.427327][  T636] Preemption disabled at:
| [   50.427328][  T636] vprintk_emit (kernel/printk/printk.c:2471)
| [   50.427337][  T636] Tainted: [W]=WARN
[   50.427338][  T636] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   50.427340][  T636] Call Trace:
[   50.427342][  T636]  <TASK>
[   50.427344][  T636]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   50.427349][  T636]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   50.427351][  T636]  __might_resched.cold (kernel/sched/core.c:9234)
[   50.427355][  T636]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   50.427359][  T636]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   50.427364][  T636]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   50.427367][  T636]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.427373][  T636]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   50.427376][  T636]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   50.427380][  T636]  put_chars (drivers/char/virtio_console.c:1176)
[   50.427383][  T636]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   50.427386][  T636]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.427391][  T636]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   50.427396][  T636]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   50.427399][  T636]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.427401][  T636]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.427406][  T636]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   50.427410][  T636]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.427413][  T636]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.427417][  T636]  console_emit_next_record (kernel/printk/printk.c:3183)
[   50.427421][  T636]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   50.427422][  T636]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   50.427425][  T636]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.427427][  T636]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.427431][  T636]  console_flush_one_record (kernel/printk/printk.c:3268)
[   50.427435][  T636]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   50.427437][  T636]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.427445][  T636]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   50.427448][  T636]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   50.427454][  T636]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.427457][  T636]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   50.427461][  T636]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   50.427463][  T636]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   50.427466][  T636]  vprintk_emit (kernel/printk/printk.c:2479)
[   50.427469][  T636]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   50.427471][  T636]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.427473][  T636]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   50.427476][  T636]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   50.427480][  T636]  _printk (kernel/printk/printk.c:2504)
[   50.427484][  T636]  ? snapshot_read.cold (user.c:?)
[   50.427485][  T636]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   50.427488][  T636]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.427490][  T636]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   50.427493][  T636]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   50.427496][  T636]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   50.427499][  T636]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   50.427501][  T636]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   50.427504][  T636]  ? netdev_notice (net/core/dev.c:13194)
[   50.427506][  T636]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.427509][  T636]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   50.427512][  T636]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   50.427516][  T636]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   50.427518][  T636]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   50.427521][  T636]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   50.427528][  T636]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   50.427531][  T636]  ? __kernel_text_address (kernel/extable.c:79)
[   50.427534][  T636]  ? write_profile (profile.c:?)
[   50.427538][  T636]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   50.427543][  T636]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   50.427548][  T636]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   50.427551][  T636]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   50.427552][  T636]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   50.427554][  T636]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   50.427558][  T636]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   50.427560][  T636]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   50.427562][  T636]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   50.427565][  T636]  ? kasan_save_stack (mm/kasan/common.c:58)
[   50.427568][  T636]  ? kasan_save_stack (mm/kasan/common.c:57)
[   50.427570][  T636]  ? kasan_save_track (mm/kasan/common.c:78)
[   50.427573][  T636]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.427575][  T636]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   50.427578][  T636]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   50.427583][  T636]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   50.427585][  T636]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   50.427588][  T636]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.427590][  T636]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   50.427592][  T636]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.427593][  T636]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.427595][  T636]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   50.427598][  T636]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   50.427601][  T636]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   50.427604][  T636]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   50.427607][  T636]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   50.427610][  T636]  ? nla_get_range_signed (lib/nlattr.c:270)
[   50.427616][  T636]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   50.427621][  T636]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   50.427627][  T636]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.427629][  T636]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.427633][  T636]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   50.427636][  T636]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.427638][  T636]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.427640][  T636]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   50.427644][  T636]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   50.427646][  T636]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   50.427649][  T636]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.427650][  T636]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   50.427655][  T636]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   50.427657][  T636]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   50.427661][  T636]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   50.427663][  T636]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   50.427666][  T636]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   50.427673][  T636]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   50.427674][  T636]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   50.427679][  T636]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   50.427682][  T636]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   50.427685][  T636]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   50.427690][  T636]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   50.427694][  T636]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   50.427695][  T636]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   50.427698][  T636]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   50.427702][  T636]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   50.427706][  T636]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   50.427709][  T636]  ? copy_msghdr_from_user (net/socket.c:2650)
[   50.427711][  T636]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   50.427713][  T636]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   50.427721][  T636]  ___sys_sendmsg (net/socket.c:2767)
[   50.427723][  T636]  ? copy_msghdr_from_user (net/socket.c:2619)
[   50.427740][  T636]  __sys_sendmsg (net/socket.c:2799)
[   50.427743][  T636]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   50.427750][  T636]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   50.427753][  T636]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   50.427756][  T636]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   50.427759][  T636]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   50.427762][  T636] RIP: 0033:0x7f37e6a5354e
[   50.427766][  T636] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   50.427768][  T636] RSP: 002b:00007ffd25d60990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   50.427771][  T636] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f37e6a5354e
[   50.427772][  T636] RDX: 0000000000000000 RSI: 00007ffd25d60a40 RDI: 0000000000000005
[   50.427773][  T636] RBP: 00007ffd25d609a0 R08: 0000000000000000 R09: 0000000000000000
[   50.427774][  T636] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ebc
[   50.427775][  T636] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd25d61110
| [   51.529586][  T647] softirqs last disabled at (32456): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   51.529588][  T647] Preemption disabled at:
| [   51.529589][  T647] vprintk_emit (kernel/printk/printk.c:2471)
| [   51.529598][  T647] Tainted: [W]=WARN
[   51.529599][  T647] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.529601][  T647] Call Trace:
[   51.529603][  T647]  <TASK>
[   51.529605][  T647]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   51.529610][  T647]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   51.529611][  T647]  __might_resched.cold (kernel/sched/core.c:9234)
[   51.529616][  T647]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   51.529619][  T647]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   51.529625][  T647]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   51.529627][  T647]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.529634][  T647]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   51.529637][  T647]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.529640][  T647]  put_chars (drivers/char/virtio_console.c:1176)
[   51.529643][  T647]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   51.529647][  T647]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.529651][  T647]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   51.529656][  T647]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   51.529660][  T647]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.529662][  T647]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.529667][  T647]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   51.529670][  T647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.529673][  T647]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.529678][  T647]  console_emit_next_record (kernel/printk/printk.c:3183)
[   51.529681][  T647]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   51.529682][  T647]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   51.529685][  T647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.529687][  T647]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.529692][  T647]  console_flush_one_record (kernel/printk/printk.c:3268)
[   51.529695][  T647]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   51.529697][  T647]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.529702][  T647]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   51.529705][  T647]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   51.529706][  T647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.529708][  T647]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   51.529712][  T647]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   51.529714][  T647]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   51.529717][  T647]  vprintk_emit (kernel/printk/printk.c:2479)
[   51.529720][  T647]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   51.529722][  T647]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.529725][  T647]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   51.529727][  T647]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   51.529731][  T647]  _printk (kernel/printk/printk.c:2504)
[   51.529734][  T647]  ? snapshot_read.cold (user.c:?)
[   51.529736][  T647]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   51.529739][  T647]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.529741][  T647]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   51.529743][  T647]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   51.529747][  T647]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   51.529749][  T647]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   51.529752][  T647]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   51.529754][  T647]  ? netdev_notice (net/core/dev.c:13194)
[   51.529757][  T647]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.529760][  T647]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   51.529763][  T647]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   51.529766][  T647]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   51.529769][  T647]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   51.529772][  T647]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   51.529778][  T647]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   51.529781][  T647]  ? __kernel_text_address (kernel/extable.c:79)
[   51.529784][  T647]  ? write_profile (profile.c:?)
[   51.529787][  T647]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   51.529793][  T647]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   51.529798][  T647]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   51.529800][  T647]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   51.529801][  T647]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.529804][  T647]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.529807][  T647]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   51.529809][  T647]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.529811][  T647]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   51.529814][  T647]  ? kasan_save_stack (mm/kasan/common.c:58)
[   51.529817][  T647]  ? kasan_save_stack (mm/kasan/common.c:57)
[   51.529819][  T647]  ? kasan_save_track (mm/kasan/common.c:78)
[   51.529822][  T647]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.529824][  T647]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   51.529827][  T647]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   51.529834][  T647]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   51.529837][  T647]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   51.529842][  T647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.529845][  T647]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.529848][  T647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.529849][  T647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.529851][  T647]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   51.529854][  T647]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   51.529857][  T647]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   51.529860][  T647]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   51.529863][  T647]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   51.529865][  T647]  ? nla_get_range_signed (lib/nlattr.c:270)
[   51.529871][  T647]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   51.529876][  T647]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   51.529882][  T647]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   51.529884][  T647]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.529889][  T647]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   51.529891][  T647]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.529893][  T647]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   51.529895][  T647]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   51.529899][  T647]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   51.529901][  T647]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   51.529904][  T647]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.529905][  T647]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.529910][  T647]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   51.529912][  T647]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.529916][  T647]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   51.529918][  T647]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.529921][  T647]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.529927][  T647]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   51.529929][  T647]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   51.529935][  T647]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.529939][  T647]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.529942][  T647]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   51.529946][  T647]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   51.529950][  T647]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   51.529952][  T647]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   51.529955][  T647]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   51.529959][  T647]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   51.529964][  T647]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   51.529966][  T647]  ? copy_msghdr_from_user (net/socket.c:2650)
[   51.529968][  T647]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   51.529970][  T647]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   51.529978][  T647]  ___sys_sendmsg (net/socket.c:2767)
[   51.529980][  T647]  ? copy_msghdr_from_user (net/socket.c:2619)
[   51.529997][  T647]  __sys_sendmsg (net/socket.c:2799)
[   51.530001][  T647]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   51.530009][  T647]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.530013][  T647]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   51.530015][  T647]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   51.530019][  T647]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.530021][  T647] RIP: 0033:0x7f325e6ce54e
[   51.530025][  T647] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   51.530028][  T647] RSP: 002b:00007ffe2918d140 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.530030][  T647] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f325e6ce54e
[   51.530032][  T647] RDX: 0000000000000000 RSI: 00007ffe2918d1f0 RDI: 0000000000000005
[   51.530033][  T647] RBP: 00007ffe2918d150 R08: 0000000000000000 R09: 0000000000000000
[   51.530034][  T647] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ebd
[   51.530035][  T647] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe2918d8c0
| [   52.599864][  T658] softirqs last disabled at (37022): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   52.599866][  T658] Preemption disabled at:
| [   52.599867][  T658] vprintk_emit (kernel/printk/printk.c:2471)
| [   52.599876][  T658] Tainted: [W]=WARN
[   52.599877][  T658] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.599879][  T658] Call Trace:
[   52.599881][  T658]  <TASK>
[   52.599882][  T658]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   52.599887][  T658]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   52.599889][  T658]  __might_resched.cold (kernel/sched/core.c:9234)
[   52.599894][  T658]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   52.599897][  T658]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   52.599903][  T658]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   52.599905][  T658]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.599911][  T658]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   52.599915][  T658]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.599918][  T658]  put_chars (drivers/char/virtio_console.c:1176)
[   52.599921][  T658]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   52.599925][  T658]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.599929][  T658]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   52.599934][  T658]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   52.599938][  T658]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.599940][  T658]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.599945][  T658]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   52.599948][  T658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.599951][  T658]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.599955][  T658]  console_emit_next_record (kernel/printk/printk.c:3183)
[   52.599959][  T658]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   52.599960][  T658]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   52.599963][  T658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.599965][  T658]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.599969][  T658]  console_flush_one_record (kernel/printk/printk.c:3268)
[   52.599973][  T658]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   52.599974][  T658]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.599980][  T658]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   52.599982][  T658]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   52.599984][  T658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.599985][  T658]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   52.599989][  T658]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   52.599991][  T658]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   52.599994][  T658]  vprintk_emit (kernel/printk/printk.c:2479)
[   52.599998][  T658]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   52.600000][  T658]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.600003][  T658]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   52.600005][  T658]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   52.600009][  T658]  _printk (kernel/printk/printk.c:2504)
[   52.600013][  T658]  ? snapshot_read.cold (user.c:?)
[   52.600014][  T658]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   52.600017][  T658]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.600019][  T658]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   52.600022][  T658]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   52.600025][  T658]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   52.600028][  T658]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   52.600030][  T658]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   52.600033][  T658]  ? netdev_notice (net/core/dev.c:13194)
[   52.600036][  T658]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   52.600039][  T658]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.600041][  T658]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   52.600045][  T658]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   52.600047][  T658]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   52.600050][  T658]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   52.600056][  T658]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   52.600059][  T658]  ? __kernel_text_address (kernel/extable.c:79)
[   52.600062][  T658]  ? write_profile (profile.c:?)
[   52.600066][  T658]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   52.600072][  T658]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   52.600076][  T658]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   52.600079][  T658]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   52.600080][  T658]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.600082][  T658]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.600086][  T658]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   52.600088][  T658]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.600090][  T658]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   52.600093][  T658]  ? kasan_save_stack (mm/kasan/common.c:58)
[   52.600096][  T658]  ? kasan_save_stack (mm/kasan/common.c:57)
[   52.600097][  T658]  ? kasan_save_track (mm/kasan/common.c:78)
[   52.600100][  T658]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.600102][  T658]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   52.600105][  T658]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   52.600110][  T658]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   52.600113][  T658]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   52.600115][  T658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.600117][  T658]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.600119][  T658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.600120][  T658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.600122][  T658]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   52.600125][  T658]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   52.600128][  T658]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   52.600131][  T658]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   52.600134][  T658]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   52.600136][  T658]  ? nla_get_range_signed (lib/nlattr.c:270)
[   52.600143][  T658]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   52.600148][  T658]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   52.600153][  T658]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   52.600155][  T658]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.600160][  T658]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   52.600162][  T658]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   52.600165][  T658]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   52.600166][  T658]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.600171][  T658]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   52.600173][  T658]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   52.600176][  T658]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.600177][  T658]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.600182][  T658]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   52.600184][  T658]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   52.600188][  T658]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   52.600190][  T658]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.600193][  T658]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.600200][  T658]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   52.600201][  T658]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   52.600205][  T658]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.600209][  T658]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.600212][  T658]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   52.600217][  T658]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   52.600220][  T658]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   52.600222][  T658]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.600225][  T658]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   52.600229][  T658]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   52.600234][  T658]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   52.600236][  T658]  ? copy_msghdr_from_user (net/socket.c:2650)
[   52.600238][  T658]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   52.600240][  T658]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   52.600248][  T658]  ___sys_sendmsg (net/socket.c:2767)
[   52.600250][  T658]  ? copy_msghdr_from_user (net/socket.c:2619)
[   52.600267][  T658]  __sys_sendmsg (net/socket.c:2799)
[   52.600270][  T658]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   52.600276][  T658]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.600280][  T658]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   52.600282][  T658]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   52.600286][  T658]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.600288][  T658] RIP: 0033:0x7fbde0ac154e
[   52.600292][  T658] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   52.600294][  T658] RSP: 002b:00007ffcf3b8b600 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.600297][  T658] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbde0ac154e
[   52.600299][  T658] RDX: 0000000000000000 RSI: 00007ffcf3b8b6b0 RDI: 0000000000000005
[   52.600300][  T658] RBP: 00007ffcf3b8b610 R08: 0000000000000000 R09: 0000000000000000
[   52.600300][  T658] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ebf
[   52.600301][  T658] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcf3b8bd80
| [   53.639528][  T669] softirqs last disabled at (23058): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   53.639531][  T669] Preemption disabled at:
| [   53.639531][  T669] vprintk_emit (kernel/printk/printk.c:2471)
| [   53.639541][  T669] Tainted: [W]=WARN
[   53.639542][  T669] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.639544][  T669] Call Trace:
[   53.639546][  T669]  <TASK>
[   53.639547][  T669]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   53.639552][  T669]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   53.639554][  T669]  __might_resched.cold (kernel/sched/core.c:9234)
[   53.639559][  T669]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   53.639563][  T669]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   53.639568][  T669]  __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))
[   53.639571][  T669]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.639577][  T669]  ? 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)
[   53.639581][  T669]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.639584][  T669]  put_chars (drivers/char/virtio_console.c:1176)
[   53.639587][  T669]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   53.639591][  T669]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   53.639595][  T669]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   53.639600][  T669]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   53.639603][  T669]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.639605][  T669]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.639610][  T669]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   53.639614][  T669]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.639617][  T669]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.639621][  T669]  console_emit_next_record (kernel/printk/printk.c:3183)
[   53.639625][  T669]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   53.639626][  T669]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   53.639629][  T669]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.639631][  T669]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.639635][  T669]  console_flush_one_record (kernel/printk/printk.c:3268)
[   53.639639][  T669]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   53.639641][  T669]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.639646][  T669]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   53.639649][  T669]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   53.639650][  T669]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.639652][  T669]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   53.639656][  T669]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   53.639658][  T669]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   53.639661][  T669]  vprintk_emit (kernel/printk/printk.c:2479)
[   53.639664][  T669]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   53.639667][  T669]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   53.639672][  T669]  _printk (kernel/printk/printk.c:2504)
[   53.639675][  T669]  ? snapshot_read.cold (user.c:?)
[   53.639680][  T669]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   53.639683][  T669]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   53.639686][  T669]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   53.639688][  T669]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   53.639691][  T669]  ? netdev_notice (net/core/dev.c:13194)
[   53.639694][  T669]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   53.639697][  T669]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   53.639700][  T669]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   53.639704][  T669]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   53.639706][  T669]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   53.639709][  T669]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   53.639716][  T669]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   53.639718][  T669]  ? __kernel_text_address (kernel/extable.c:79)
[   53.639722][  T669]  ? write_profile (profile.c:?)
[   53.639726][  T669]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   53.639731][  T669]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   53.639736][  T669]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   53.639738][  T669]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   53.639740][  T669]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   53.639742][  T669]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   53.639746][  T669]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   53.639748][  T669]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   53.639750][  T669]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   53.639753][  T669]  ? kasan_save_stack (mm/kasan/common.c:58)
[   53.639756][  T669]  ? kasan_save_stack (mm/kasan/common.c:57)
[   53.639758][  T669]  ? kasan_save_track (mm/kasan/common.c:78)
[   53.639761][  T669]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.639763][  T669]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   53.639766][  T669]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   53.639771][  T669]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   53.639774][  T669]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   53.639777][  T669]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.639779][  T669]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.639781][  T669]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.639782][  T669]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.639784][  T669]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   53.639787][  T669]  ? __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)
[   53.639790][  T669]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   53.639793][  T669]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   53.639796][  T669]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   53.639798][  T669]  ? nla_get_range_signed (lib/nlattr.c:270)
[   53.639804][  T669]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   53.639810][  T669]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   53.639815][  T669]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.639817][  T669]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.639822][  T669]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   53.639825][  T669]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   53.639827][  T669]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.639830][  T669]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   53.639837][  T669]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.639840][  T669]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   53.639846][  T669]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.639848][  T669]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.639857][  T669]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   53.639860][  T669]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   53.639864][  T669]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   53.639866][  T669]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.639869][  T669]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.639875][  T669]  ? 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))
[   53.639877][  T669]  ? 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))
[   53.639881][  T669]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.639885][  T669]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.639888][  T669]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   53.639892][  T669]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   53.639896][  T669]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   53.639898][  T669]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   53.639901][  T669]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   53.639905][  T669]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   53.639909][  T669]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   53.639912][  T669]  ? copy_msghdr_from_user (net/socket.c:2650)
[   53.639914][  T669]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   53.639916][  T669]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   53.639923][  T669]  ___sys_sendmsg (net/socket.c:2767)
[   53.639926][  T669]  ? copy_msghdr_from_user (net/socket.c:2619)
[   53.639945][  T669]  __sys_sendmsg (net/socket.c:2799)
[   53.639949][  T669]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   53.639957][  T669]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.639961][  T669]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   53.639964][  T669]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   53.639968][  T669]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.639971][  T669] RIP: 0033:0x7fc11242954e
[   53.639975][  T669] 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
[   53.639978][  T669] RSP: 002b:00007ffd3df1d270 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.639981][  T669] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc11242954e
[   53.639983][  T669] RDX: 0000000000000000 RSI: 00007ffd3df1d320 RDI: 0000000000000005
[   53.639984][  T669] RBP: 00007ffd3df1d280 R08: 0000000000000000 R09: 0000000000000000
[   53.639985][  T669] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ec0
[   53.639986][  T669] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd3df1d9f0
| [   54.730237][  T678] softirqs last disabled at (34962): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   54.730240][  T678] Preemption disabled at:
| [   54.730241][  T678] vprintk_emit (kernel/printk/printk.c:2471)
| [   54.730250][  T678] Tainted: [W]=WARN
[   54.730251][  T678] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.730253][  T678] Call Trace:
[   54.730254][  T678]  <TASK>
[   54.730256][  T678]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   54.730261][  T678]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   54.730263][  T678]  __might_resched.cold (kernel/sched/core.c:9234)
[   54.730268][  T678]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   54.730271][  T678]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   54.730276][  T678]  __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))
[   54.730279][  T678]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   54.730285][  T678]  ? 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)
[   54.730289][  T678]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   54.730292][  T678]  put_chars (drivers/char/virtio_console.c:1176)
[   54.730295][  T678]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   54.730299][  T678]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.730303][  T678]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   54.730307][  T678]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   54.730311][  T678]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.730313][  T678]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.730318][  T678]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   54.730321][  T678]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.730324][  T678]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.730329][  T678]  console_emit_next_record (kernel/printk/printk.c:3183)
[   54.730332][  T678]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   54.730333][  T678]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   54.730336][  T678]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.730338][  T678]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.730343][  T678]  console_flush_one_record (kernel/printk/printk.c:3268)
[   54.730347][  T678]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   54.730348][  T678]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.730354][  T678]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   54.730356][  T678]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   54.730357][  T678]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.730359][  T678]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   54.730363][  T678]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   54.730365][  T678]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   54.730368][  T678]  vprintk_emit (kernel/printk/printk.c:2479)
[   54.730372][  T678]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   54.730374][  T678]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.730376][  T678]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   54.730378][  T678]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   54.730382][  T678]  _printk (kernel/printk/printk.c:2504)
[   54.730386][  T678]  ? snapshot_read.cold (user.c:?)
[   54.730388][  T678]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   54.730390][  T678]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.730393][  T678]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   54.730395][  T678]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   54.730398][  T678]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   54.730401][  T678]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   54.730403][  T678]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   54.730406][  T678]  ? netdev_notice (net/core/dev.c:13194)
[   54.730409][  T678]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   54.730412][  T678]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   54.730415][  T678]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   54.730419][  T678]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   54.730421][  T678]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   54.730424][  T678]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   54.730430][  T678]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   54.730433][  T678]  ? __kernel_text_address (kernel/extable.c:79)
[   54.730436][  T678]  ? write_profile (profile.c:?)
[   54.730440][  T678]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   54.730448][  T678]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   54.730452][  T678]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   54.730455][  T678]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   54.730456][  T678]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   54.730458][  T678]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.730462][  T678]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   54.730464][  T678]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.730466][  T678]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   54.730469][  T678]  ? kasan_save_stack (mm/kasan/common.c:58)
[   54.730472][  T678]  ? kasan_save_stack (mm/kasan/common.c:57)
[   54.730480][  T678]  ? kasan_save_track (mm/kasan/common.c:78)
[   54.730483][  T678]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.730485][  T678]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   54.730488][  T678]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   54.730493][  T678]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   54.730495][  T678]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   54.730498][  T678]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.730500][  T678]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.730502][  T678]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.730503][  T678]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.730505][  T678]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   54.730508][  T678]  ? __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)
[   54.730512][  T678]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   54.730514][  T678]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   54.730517][  T678]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   54.730519][  T678]  ? nla_get_range_signed (lib/nlattr.c:270)
[   54.730525][  T678]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   54.730530][  T678]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   54.730536][  T678]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   54.730538][  T678]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.730542][  T678]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   54.730545][  T678]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   54.730547][  T678]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   54.730549][  T678]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   54.730553][  T678]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   54.730555][  T678]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   54.730558][  T678]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.730559][  T678]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.730564][  T678]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   54.730566][  T678]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   54.730570][  T678]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   54.730572][  T678]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.730575][  T678]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.730581][  T678]  ? 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))
[   54.730582][  T678]  ? 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))
[   54.730587][  T678]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.730591][  T678]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.730594][  T678]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   54.730598][  T678]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   54.730601][  T678]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   54.730603][  T678]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   54.730606][  T678]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   54.730610][  T678]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   54.730614][  T678]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   54.730616][  T678]  ? copy_msghdr_from_user (net/socket.c:2650)
[   54.730619][  T678]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   54.730620][  T678]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   54.730628][  T678]  ___sys_sendmsg (net/socket.c:2767)
[   54.730631][  T678]  ? copy_msghdr_from_user (net/socket.c:2619)
[   54.730646][  T678]  __sys_sendmsg (net/socket.c:2799)
[   54.730650][  T678]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   54.730656][  T678]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.730659][  T678]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   54.730662][  T678]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   54.730665][  T678]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.730668][  T678] RIP: 0033:0x7f0c43bb254e
[   54.730672][  T678] 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
[   54.730674][  T678] RSP: 002b:00007ffde538f1d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.730677][  T678] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0c43bb254e
[   54.730679][  T678] RDX: 0000000000000000 RSI: 00007ffde538f280 RDI: 0000000000000005
[   54.730679][  T678] RBP: 00007ffde538f1e0 R08: 0000000000000000 R09: 0000000000000000
[   54.730680][  T678] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ec1
[   54.730681][  T678] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffde538f950
| [   55.734745][  T688] softirqs last disabled at (34754): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   55.734748][  T688] Preemption disabled at:
| [   55.734749][  T688] vprintk_emit (kernel/printk/printk.c:2471)
| [   55.734757][  T688] Tainted: [W]=WARN
[   55.734758][  T688] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.734760][  T688] Call Trace:
[   55.734762][  T688]  <TASK>
[   55.734763][  T688]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   55.734768][  T688]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   55.734770][  T688]  __might_resched.cold (kernel/sched/core.c:9234)
[   55.734774][  T688]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   55.734778][  T688]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   55.734783][  T688]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   55.734785][  T688]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   55.734791][  T688]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   55.734794][  T688]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   55.734798][  T688]  put_chars (drivers/char/virtio_console.c:1176)
[   55.734801][  T688]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   55.734804][  T688]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.734808][  T688]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   55.734813][  T688]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   55.734817][  T688]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.734818][  T688]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.734823][  T688]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   55.734827][  T688]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.734830][  T688]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.734837][  T688]  console_emit_next_record (kernel/printk/printk.c:3183)
[   55.734843][  T688]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   55.734845][  T688]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   55.734848][  T688]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.734850][  T688]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.734854][  T688]  console_flush_one_record (kernel/printk/printk.c:3268)
[   55.734858][  T688]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   55.734859][  T688]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.734864][  T688]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   55.734867][  T688]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   55.734868][  T688]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.734870][  T688]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   55.734874][  T688]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   55.734876][  T688]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   55.734879][  T688]  vprintk_emit (kernel/printk/printk.c:2479)
[   55.734882][  T688]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   55.734884][  T688]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.734886][  T688]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   55.734888][  T688]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   55.734892][  T688]  _printk (kernel/printk/printk.c:2504)
[   55.734896][  T688]  ? snapshot_read.cold (user.c:?)
[   55.734897][  T688]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   55.734900][  T688]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.734902][  T688]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   55.734904][  T688]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   55.734908][  T688]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   55.734910][  T688]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   55.734912][  T688]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   55.734915][  T688]  ? netdev_notice (net/core/dev.c:13194)
[   55.734917][  T688]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.734920][  T688]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   55.734923][  T688]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   55.734927][  T688]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   55.734929][  T688]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   55.734933][  T688]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   55.734940][  T688]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   55.734943][  T688]  ? __kernel_text_address (kernel/extable.c:79)
[   55.734946][  T688]  ? write_profile (profile.c:?)
[   55.734950][  T688]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   55.734955][  T688]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   55.734959][  T688]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   55.734961][  T688]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   55.734962][  T688]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   55.734964][  T688]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.734968][  T688]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   55.734970][  T688]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.734972][  T688]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   55.734975][  T688]  ? kasan_save_stack (mm/kasan/common.c:58)
[   55.734977][  T688]  ? kasan_save_stack (mm/kasan/common.c:57)
[   55.734979][  T688]  ? kasan_save_track (mm/kasan/common.c:78)
[   55.734982][  T688]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.734984][  T688]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   55.734987][  T688]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   55.734992][  T688]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   55.734994][  T688]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   55.734996][  T688]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.734999][  T688]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.735002][  T688]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.735004][  T688]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.735007][  T688]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   55.735009][  T688]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   55.735012][  T688]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   55.735015][  T688]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   55.735018][  T688]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   55.735020][  T688]  ? nla_get_range_signed (lib/nlattr.c:270)
[   55.735026][  T688]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   55.735031][  T688]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   55.735036][  T688]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   55.735038][  T688]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.735043][  T688]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   55.735045][  T688]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.735047][  T688]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   55.735049][  T688]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   55.735052][  T688]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   55.735054][  T688]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   55.735057][  T688]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.735059][  T688]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.735063][  T688]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   55.735065][  T688]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.735069][  T688]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   55.735071][  T688]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.735074][  T688]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.735080][  T688]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   55.735081][  T688]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   55.735085][  T688]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.735089][  T688]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.735092][  T688]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   55.735096][  T688]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   55.735100][  T688]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   55.735101][  T688]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   55.735104][  T688]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   55.735108][  T688]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   55.735112][  T688]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   55.735114][  T688]  ? copy_msghdr_from_user (net/socket.c:2650)
[   55.735116][  T688]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   55.735118][  T688]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   55.735125][  T688]  ___sys_sendmsg (net/socket.c:2767)
[   55.735128][  T688]  ? copy_msghdr_from_user (net/socket.c:2619)
[   55.735143][  T688]  __sys_sendmsg (net/socket.c:2799)
[   55.735147][  T688]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   55.735153][  T688]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.735156][  T688]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   55.735159][  T688]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   55.735162][  T688]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.735164][  T688] RIP: 0033:0x7f5ed1e9f54e
[   55.735168][  T688] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   55.735170][  T688] RSP: 002b:00007ffd49083d80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.735173][  T688] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5ed1e9f54e
[   55.735174][  T688] RDX: 0000000000000000 RSI: 00007ffd49083e30 RDI: 0000000000000005
[   55.735175][  T688] RBP: 00007ffd49083d90 R08: 0000000000000000 R09: 0000000000000000
[   55.735176][  T688] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ec2
[   55.735177][  T688] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd49084500
| [   56.776647][  T699] softirqs last disabled at (21138): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   56.776650][  T699] Preemption disabled at:
| [   56.776651][  T699] vprintk_emit (kernel/printk/printk.c:2471)
| [   56.776660][  T699] Tainted: [W]=WARN
[   56.776661][  T699] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.776663][  T699] Call Trace:
[   56.776664][  T699]  <TASK>
[   56.776666][  T699]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   56.776671][  T699]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   56.776673][  T699]  __might_resched.cold (kernel/sched/core.c:9234)
[   56.776678][  T699]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   56.776681][  T699]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   56.776686][  T699]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   56.776688][  T699]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.776695][  T699]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   56.776698][  T699]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.776701][  T699]  put_chars (drivers/char/virtio_console.c:1176)
[   56.776704][  T699]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   56.776708][  T699]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.776712][  T699]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   56.776717][  T699]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   56.776720][  T699]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.776722][  T699]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.776727][  T699]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   56.776731][  T699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.776734][  T699]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.776738][  T699]  console_emit_next_record (kernel/printk/printk.c:3183)
[   56.776741][  T699]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   56.776743][  T699]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   56.776746][  T699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.776747][  T699]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.776752][  T699]  console_flush_one_record (kernel/printk/printk.c:3268)
[   56.776756][  T699]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   56.776757][  T699]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.776763][  T699]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   56.776765][  T699]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   56.776767][  T699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.776768][  T699]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   56.776772][  T699]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   56.776775][  T699]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   56.776778][  T699]  vprintk_emit (kernel/printk/printk.c:2479)
[   56.776781][  T699]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   56.776783][  T699]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.776785][  T699]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   56.776787][  T699]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   56.776791][  T699]  _printk (kernel/printk/printk.c:2504)
[   56.776795][  T699]  ? snapshot_read.cold (user.c:?)
[   56.776796][  T699]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   56.776799][  T699]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.776801][  T699]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   56.776804][  T699]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   56.776807][  T699]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   56.776810][  T699]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   56.776812][  T699]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   56.776815][  T699]  ? netdev_notice (net/core/dev.c:13194)
[   56.776817][  T699]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   56.776820][  T699]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   56.776823][  T699]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   56.776827][  T699]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   56.776831][  T699]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   56.776835][  T699]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   56.776844][  T699]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   56.776847][  T699]  ? __kernel_text_address (kernel/extable.c:79)
[   56.776850][  T699]  ? write_profile (profile.c:?)
[   56.776854][  T699]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   56.776860][  T699]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   56.776864][  T699]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   56.776867][  T699]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   56.776868][  T699]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.776870][  T699]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.776874][  T699]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   56.776876][  T699]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.776878][  T699]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   56.776881][  T699]  ? kasan_save_stack (mm/kasan/common.c:58)
[   56.776883][  T699]  ? kasan_save_stack (mm/kasan/common.c:57)
[   56.776885][  T699]  ? kasan_save_track (mm/kasan/common.c:78)
[   56.776888][  T699]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.776890][  T699]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   56.776893][  T699]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   56.776898][  T699]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   56.776900][  T699]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   56.776903][  T699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.776905][  T699]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.776906][  T699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.776908][  T699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.776910][  T699]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   56.776912][  T699]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   56.776916][  T699]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   56.776918][  T699]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   56.776922][  T699]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   56.776923][  T699]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.776930][  T699]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   56.776939][  T699]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   56.776944][  T699]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   56.776946][  T699]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.776951][  T699]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   56.776953][  T699]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   56.776955][  T699]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   56.776957][  T699]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   56.776961][  T699]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   56.776963][  T699]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   56.776966][  T699]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.776967][  T699]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.776972][  T699]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   56.776974][  T699]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   56.776978][  T699]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   56.776980][  T699]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.776983][  T699]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.776989][  T699]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   56.776990][  T699]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   56.776995][  T699]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.777000][  T699]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.777005][  T699]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   56.777009][  T699]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   56.777013][  T699]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   56.777014][  T699]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   56.777018][  T699]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   56.777021][  T699]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   56.777026][  T699]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   56.777028][  T699]  ? copy_msghdr_from_user (net/socket.c:2650)
[   56.777030][  T699]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   56.777032][  T699]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   56.777039][  T699]  ___sys_sendmsg (net/socket.c:2767)
[   56.777042][  T699]  ? copy_msghdr_from_user (net/socket.c:2619)
[   56.777058][  T699]  __sys_sendmsg (net/socket.c:2799)
[   56.777061][  T699]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   56.777067][  T699]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.777071][  T699]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   56.777073][  T699]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   56.777076][  T699]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.777079][  T699] RIP: 0033:0x7f666b94354e
[   56.777083][  T699] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   56.777085][  T699] RSP: 002b:00007ffcfda9edb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.777088][  T699] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f666b94354e
[   56.777090][  T699] RDX: 0000000000000000 RSI: 00007ffcfda9ee60 RDI: 0000000000000005
[   56.777090][  T699] RBP: 00007ffcfda9edc0 R08: 0000000000000000 R09: 0000000000000000
[   56.777091][  T699] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ec3
[   56.777092][  T699] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcfda9f530
| [   57.790508][  T709] softirqs last disabled at (19403): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   57.790511][  T709] Preemption disabled at:
| [   57.790511][  T709] vprintk_emit (kernel/printk/printk.c:2471)
| [   57.790521][  T709] Tainted: [W]=WARN
[   57.790522][  T709] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.790524][  T709] Call Trace:
[   57.790525][  T709]  <TASK>
[   57.790527][  T709]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   57.790532][  T709]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   57.790534][  T709]  __might_resched.cold (kernel/sched/core.c:9234)
[   57.790538][  T709]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   57.790541][  T709]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   57.790546][  T709]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   57.790549][  T709]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   57.790555][  T709]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   57.790558][  T709]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   57.790561][  T709]  put_chars (drivers/char/virtio_console.c:1176)
[   57.790564][  T709]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   57.790568][  T709]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   57.790571][  T709]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   57.790576][  T709]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   57.790580][  T709]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.790582][  T709]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.790587][  T709]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   57.790590][  T709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.790593][  T709]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.790597][  T709]  console_emit_next_record (kernel/printk/printk.c:3183)
[   57.790600][  T709]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   57.790602][  T709]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   57.790604][  T709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.790606][  T709]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.790611][  T709]  console_flush_one_record (kernel/printk/printk.c:3268)
[   57.790614][  T709]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   57.790616][  T709]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.790621][  T709]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   57.790623][  T709]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   57.790625][  T709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.790627][  T709]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   57.790630][  T709]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   57.790633][  T709]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   57.790636][  T709]  vprintk_emit (kernel/printk/printk.c:2479)
[   57.790639][  T709]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   57.790641][  T709]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.790643][  T709]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   57.790645][  T709]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   57.790649][  T709]  _printk (kernel/printk/printk.c:2504)
[   57.790652][  T709]  ? snapshot_read.cold (user.c:?)
[   57.790654][  T709]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   57.790657][  T709]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   57.790659][  T709]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   57.790661][  T709]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   57.790665][  T709]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   57.790667][  T709]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   57.790670][  T709]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   57.790673][  T709]  ? netdev_notice (net/core/dev.c:13194)
[   57.790675][  T709]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.790678][  T709]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   57.790681][  T709]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   57.790685][  T709]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   57.790687][  T709]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   57.790690][  T709]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   57.790696][  T709]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   57.790699][  T709]  ? __kernel_text_address (kernel/extable.c:79)
[   57.790702][  T709]  ? write_profile (profile.c:?)
[   57.790706][  T709]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   57.790711][  T709]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   57.790716][  T709]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   57.790718][  T709]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   57.790719][  T709]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   57.790721][  T709]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   57.790725][  T709]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   57.790727][  T709]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   57.790729][  T709]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   57.790732][  T709]  ? kasan_save_stack (mm/kasan/common.c:58)
[   57.790735][  T709]  ? kasan_save_stack (mm/kasan/common.c:57)
[   57.790736][  T709]  ? kasan_save_track (mm/kasan/common.c:78)
[   57.790739][  T709]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.790741][  T709]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   57.790744][  T709]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   57.790749][  T709]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   57.790751][  T709]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   57.790754][  T709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.790756][  T709]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.790757][  T709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.790759][  T709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.790761][  T709]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   57.790763][  T709]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   57.790765][  T709]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   57.790768][  T709]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   57.790771][  T709]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   57.790773][  T709]  ? nla_get_range_signed (lib/nlattr.c:270)
[   57.790779][  T709]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   57.790784][  T709]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   57.790790][  T709]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   57.790792][  T709]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.790797][  T709]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   57.790799][  T709]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.790801][  T709]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   57.790803][  T709]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   57.790807][  T709]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   57.790809][  T709]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   57.790812][  T709]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.790813][  T709]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.790818][  T709]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   57.790820][  T709]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.790824][  T709]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   57.790825][  T709]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.790828][  T709]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   57.790835][  T709]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   57.790836][  T709]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   57.790840][  T709]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.790844][  T709]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.790847][  T709]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   57.790851][  T709]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   57.790855][  T709]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   57.790856][  T709]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   57.790860][  T709]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   57.790863][  T709]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   57.790867][  T709]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   57.790870][  T709]  ? copy_msghdr_from_user (net/socket.c:2650)
[   57.790872][  T709]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   57.790874][  T709]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   57.790881][  T709]  ___sys_sendmsg (net/socket.c:2767)
[   57.790884][  T709]  ? copy_msghdr_from_user (net/socket.c:2619)
[   57.790900][  T709]  __sys_sendmsg (net/socket.c:2799)
[   57.790903][  T709]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   57.790910][  T709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.790913][  T709]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   57.790915][  T709]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   57.790918][  T709]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.790920][  T709] RIP: 0033:0x7effdf38654e
[   57.790924][  T709] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   57.790926][  T709] RSP: 002b:00007ffdec257480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.790929][  T709] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007effdf38654e
[   57.790931][  T709] RDX: 0000000000000000 RSI: 00007ffdec257530 RDI: 0000000000000005
[   57.790933][  T709] RBP: 00007ffdec257490 R08: 0000000000000000 R09: 0000000000000000
[   57.790935][  T709] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ec4
[   57.790936][  T709] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdec257c00
| [   58.896792][  T722] softirqs last disabled at (24308): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   58.896795][  T722] Preemption disabled at:
| [   58.896795][  T722] vprintk_emit (kernel/printk/printk.c:2471)
| [   58.896804][  T722] Tainted: [W]=WARN
[   58.896805][  T722] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.896807][  T722] Call Trace:
[   58.896808][  T722]  <TASK>
[   58.896810][  T722]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   58.896815][  T722]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   58.896816][  T722]  __might_resched.cold (kernel/sched/core.c:9234)
[   58.896821][  T722]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   58.896824][  T722]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   58.896829][  T722]  __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))
[   58.896832][  T722]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.896838][  T722]  ? 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)
[   58.896841][  T722]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.896845][  T722]  put_chars (drivers/char/virtio_console.c:1176)
[   58.896848][  T722]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   58.896851][  T722]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   58.896855][  T722]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   58.896860][  T722]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   58.896863][  T722]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.896865][  T722]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.896870][  T722]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   58.896873][  T722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.896876][  T722]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.896880][  T722]  console_emit_next_record (kernel/printk/printk.c:3183)
[   58.896884][  T722]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   58.896885][  T722]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   58.896888][  T722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.896890][  T722]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.896894][  T722]  console_flush_one_record (kernel/printk/printk.c:3268)
[   58.896898][  T722]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   58.896899][  T722]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.896905][  T722]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   58.896907][  T722]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   58.896909][  T722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.896910][  T722]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   58.896914][  T722]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   58.896916][  T722]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   58.896919][  T722]  vprintk_emit (kernel/printk/printk.c:2479)
[   58.896922][  T722]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   58.896924][  T722]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.896927][  T722]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   58.896929][  T722]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   58.896935][  T722]  _printk (kernel/printk/printk.c:2504)
[   58.896940][  T722]  ? snapshot_read.cold (user.c:?)
[   58.896942][  T722]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   58.896944][  T722]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   58.896947][  T722]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   58.896949][  T722]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   58.896952][  T722]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   58.896955][  T722]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   58.896957][  T722]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   58.896960][  T722]  ? netdev_notice (net/core/dev.c:13194)
[   58.896962][  T722]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   58.896965][  T722]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   58.896968][  T722]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   58.896972][  T722]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   58.896974][  T722]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   58.896977][  T722]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   58.896983][  T722]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   58.896985][  T722]  ? __kernel_text_address (kernel/extable.c:79)
[   58.896989][  T722]  ? write_profile (profile.c:?)
[   58.896993][  T722]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   58.896999][  T722]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   58.897006][  T722]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   58.897008][  T722]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   58.897009][  T722]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   58.897011][  T722]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   58.897015][  T722]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   58.897017][  T722]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   58.897019][  T722]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   58.897022][  T722]  ? kasan_save_stack (mm/kasan/common.c:58)
[   58.897024][  T722]  ? kasan_save_stack (mm/kasan/common.c:57)
[   58.897026][  T722]  ? kasan_save_track (mm/kasan/common.c:78)
[   58.897029][  T722]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.897031][  T722]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   58.897034][  T722]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   58.897039][  T722]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   58.897041][  T722]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   58.897044][  T722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.897046][  T722]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.897047][  T722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.897049][  T722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.897051][  T722]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   58.897053][  T722]  ? __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)
[   58.897057][  T722]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   58.897059][  T722]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   58.897062][  T722]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   58.897064][  T722]  ? nla_get_range_signed (lib/nlattr.c:270)
[   58.897070][  T722]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   58.897076][  T722]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   58.897081][  T722]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.897083][  T722]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.897088][  T722]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   58.897090][  T722]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   58.897092][  T722]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.897094][  T722]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   58.897098][  T722]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.897100][  T722]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   58.897103][  T722]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.897105][  T722]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.897109][  T722]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   58.897111][  T722]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   58.897115][  T722]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   58.897117][  T722]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.897120][  T722]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   58.897126][  T722]  ? 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))
[   58.897128][  T722]  ? 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))
[   58.897132][  T722]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   58.897136][  T722]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   58.897139][  T722]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   58.897143][  T722]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   58.897147][  T722]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   58.897148][  T722]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   58.897152][  T722]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   58.897155][  T722]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   58.897159][  T722]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   58.897162][  T722]  ? copy_msghdr_from_user (net/socket.c:2650)
[   58.897164][  T722]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   58.897166][  T722]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   58.897173][  T722]  ___sys_sendmsg (net/socket.c:2767)
[   58.897176][  T722]  ? copy_msghdr_from_user (net/socket.c:2619)
[   58.897192][  T722]  __sys_sendmsg (net/socket.c:2799)
[   58.897196][  T722]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   58.897202][  T722]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.897205][  T722]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   58.897208][  T722]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   58.897211][  T722]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.897213][  T722] RIP: 0033:0x7f7de445554e
[   58.897217][  T722] 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
[   58.897220][  T722] RSP: 002b:00007ffd9dacf080 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.897222][  T722] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7de445554e
[   58.897224][  T722] RDX: 0000000000000000 RSI: 00007ffd9dacf130 RDI: 0000000000000005
[   58.897225][  T722] RBP: 00007ffd9dacf090 R08: 0000000000000000 R09: 0000000000000000
[   58.897225][  T722] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ec5
[   58.897226][  T722] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd9dacf800
| [   59.919469][  T734] softirqs last disabled at (24532): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   59.919472][  T734] Preemption disabled at:
| [   59.919473][  T734] vprintk_emit (kernel/printk/printk.c:2471)
| [   59.919482][  T734] Tainted: [W]=WARN
[   59.919483][  T734] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.919485][  T734] Call Trace:
[   59.919487][  T734]  <TASK>
[   59.919488][  T734]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   59.919493][  T734]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   59.919495][  T734]  __might_resched.cold (kernel/sched/core.c:9234)
[   59.919500][  T734]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   59.919508][  T734]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   59.919514][  T734]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   59.919516][  T734]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.919523][  T734]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   59.919526][  T734]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.919529][  T734]  put_chars (drivers/char/virtio_console.c:1176)
[   59.919533][  T734]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   59.919536][  T734]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.919540][  T734]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.919545][  T734]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   59.919548][  T734]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.919550][  T734]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.919555][  T734]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   59.919559][  T734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.919562][  T734]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.919566][  T734]  console_emit_next_record (kernel/printk/printk.c:3183)
[   59.919570][  T734]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   59.919571][  T734]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   59.919574][  T734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.919576][  T734]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.919580][  T734]  console_flush_one_record (kernel/printk/printk.c:3268)
[   59.919584][  T734]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   59.919586][  T734]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.919592][  T734]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   59.919594][  T734]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   59.919595][  T734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.919597][  T734]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   59.919601][  T734]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   59.919603][  T734]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   59.919606][  T734]  vprintk_emit (kernel/printk/printk.c:2479)
[   59.919610][  T734]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   59.919612][  T734]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.919614][  T734]  ? save_trace (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:577 (discriminator 6))
[   59.919616][  T734]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   59.919620][  T734]  _printk (kernel/printk/printk.c:2504)
[   59.919624][  T734]  ? snapshot_read.cold (user.c:?)
[   59.919626][  T734]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.919628][  T734]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.919631][  T734]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.919633][  T734]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   59.919636][  T734]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   59.919639][  T734]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.919642][  T734]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   59.919644][  T734]  ? netdev_notice (net/core/dev.c:13194)
[   59.919647][  T734]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.919650][  T734]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.919653][  T734]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   59.919657][  T734]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.919659][  T734]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   59.919662][  T734]  ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2))
[   59.919668][  T734]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   59.919671][  T734]  ? __kernel_text_address (kernel/extable.c:79)
[   59.919674][  T734]  ? write_profile (profile.c:?)
[   59.919678][  T734]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   59.919683][  T734]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.919688][  T734]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   59.919690][  T734]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   59.919691][  T734]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   59.919694][  T734]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.919697][  T734]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.919700][  T734]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.919702][  T734]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.919705][  T734]  ? kasan_save_stack (mm/kasan/common.c:58)
[   59.919708][  T734]  ? kasan_save_stack (mm/kasan/common.c:57)
[   59.919710][  T734]  ? kasan_save_track (mm/kasan/common.c:78)
[   59.919712][  T734]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.919715][  T734]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   59.919718][  T734]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   59.919722][  T734]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.919725][  T734]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   59.919727][  T734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.919729][  T734]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.919731][  T734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.919733][  T734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.919735][  T734]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   59.919737][  T734]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   59.919741][  T734]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   59.919744][  T734]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   59.919747][  T734]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   59.919749][  T734]  ? nla_get_range_signed (lib/nlattr.c:270)
[   59.919755][  T734]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   59.919760][  T734]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   59.919766][  T734]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.919768][  T734]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.919773][  T734]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.919775][  T734]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.919777][  T734]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.919779][  T734]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.919783][  T734]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.919785][  T734]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   59.919788][  T734]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.919790][  T734]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.919794][  T734]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.919797][  T734]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.919800][  T734]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   59.919802][  T734]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.919805][  T734]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.919811][  T734]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   59.919813][  T734]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   59.919817][  T734]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.919821][  T734]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.919824][  T734]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   59.919829][  T734]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   59.919832][  T734]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   59.919834][  T734]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.919837][  T734]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   59.919841][  T734]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   59.919845][  T734]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   59.919847][  T734]  ? copy_msghdr_from_user (net/socket.c:2650)
[   59.919850][  T734]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   59.919852][  T734]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   59.919859][  T734]  ___sys_sendmsg (net/socket.c:2767)
[   59.919862][  T734]  ? copy_msghdr_from_user (net/socket.c:2619)
[   59.919878][  T734]  __sys_sendmsg (net/socket.c:2799)
[   59.919882][  T734]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   59.919888][  T734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.919891][  T734]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   59.919894][  T734]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   59.919897][  T734]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.919899][  T734] RIP: 0033:0x7f1f897a954e
[   59.919903][  T734] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   59.919906][  T734] RSP: 002b:00007ffc53890410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.919908][  T734] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1f897a954e
[   59.919910][  T734] RDX: 0000000000000000 RSI: 00007ffc538904c0 RDI: 0000000000000005
[   59.919911][  T734] RBP: 00007ffc53890420 R08: 0000000000000000 R09: 0000000000000000
[   59.919912][  T734] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917ec6


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