======================================
| [   12.773989][  T242] softirqs last disabled at (36270): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   12.773992][  T242] Preemption disabled at:
| [   12.773993][  T242] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.774002][  T242] Tainted: [W]=WARN
[   12.774003][  T242] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.774005][  T242] Call Trace:
[   12.774006][  T242]  <TASK>
[   12.774008][  T242]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.774013][  T242]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.774014][  T242]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.774019][  T242]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.774023][  T242]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.774028][  T242]  __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))
[   12.774030][  T242]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.774036][  T242]  ? 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)
[   12.774039][  T242]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.774043][  T242]  put_chars (drivers/char/virtio_console.c:1176)
[   12.774045][  T242]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.774049][  T242]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.774054][  T242]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.774058][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.774060][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.774064][  T242]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.774068][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.774071][  T242]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.774075][  T242]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.774079][  T242]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.774080][  T242]  ? 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))
[   12.774083][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.774085][  T242]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.774089][  T242]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.774093][  T242]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.774094][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.774099][  T242]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.774102][  T242]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.774103][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.774105][  T242]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.774109][  T242]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.774111][  T242]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.774114][  T242]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.774117][  T242]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.774123][  T242]  ? save_trace (kernel/locking/lockdep.c:589)
[   12.774127][  T242]  _printk (kernel/printk/printk.c:2504)
[   12.774131][  T242]  ? snapshot_read.cold (user.c:?)
[   12.774135][  T242]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.774137][  T242]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   12.774140][  T242]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   12.774143][  T242]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   12.774145][  T242]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   12.774148][  T242]  ? netdev_notice (net/core/dev.c:13194)
[   12.774151][  T242]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.774154][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.774156][  T242]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.774160][  T242]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   12.774162][  T242]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   12.774165][  T242]  ? 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))
[   12.774171][  T242]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   12.774174][  T242]  ? __kernel_text_address (kernel/extable.c:79)
[   12.774177][  T242]  ? write_profile (profile.c:?)
[   12.774181][  T242]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   12.774186][  T242]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   12.774191][  T242]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.774193][  T242]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.774194][  T242]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.774197][  T242]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.774201][  T242]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.774203][  T242]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.774205][  T242]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.774208][  T242]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.774211][  T242]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.774213][  T242]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.774216][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.774218][  T242]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   12.774221][  T242]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   12.774226][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.774228][  T242]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.774231][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.774233][  T242]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.774235][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.774236][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.774238][  T242]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.774241][  T242]  ? __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)
[   12.774244][  T242]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.774247][  T242]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.774250][  T242]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.774252][  T242]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.774258][  T242]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.774263][  T242]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.774269][  T242]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.774271][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.774275][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.774278][  T242]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.774280][  T242]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.774282][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.774286][  T242]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.774288][  T242]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.774291][  T242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.774292][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.774297][  T242]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.774299][  T242]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.774303][  T242]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.774305][  T242]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.774308][  T242]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.774314][  T242]  ? 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))
[   12.774315][  T242]  ? 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))
[   12.774320][  T242]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.774323][  T242]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.774326][  T242]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   12.774330][  T242]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.774334][  T242]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.774336][  T242]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.774339][  T242]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.774343][  T242]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.774347][  T242]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   12.774349][  T242]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.774352][  T242]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   12.774353][  T242]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   12.774361][  T242]  ___sys_sendmsg (net/socket.c:2767)
[   12.774363][  T242]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.774380][  T242]  __sys_sendmsg (net/socket.c:2799)
[   12.774383][  T242]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.774389][  T242]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.774393][  T242]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.774395][  T242]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.774399][  T242]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.774401][  T242] RIP: 0033:0x7feffe80c54e
[   12.774404][  T242] 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
[   12.774406][  T242] RSP: 002b:00007ffc0ff74a30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.774409][  T242] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007feffe80c54e
[   12.774410][  T242] RDX: 0000000000000000 RSI: 00007ffc0ff74ae0 RDI: 0000000000000005
[   12.774411][  T242] RBP: 00007ffc0ff74a40 R08: 0000000000000000 R09: 0000000000000000
[   12.774412][  T242] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91534a
[   12.774413][  T242] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc0ff751b0
| [   13.775182][  T280] softirqs last disabled at (18223): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   13.775185][  T280] Preemption disabled at:
| [   13.775185][  T280] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.775195][  T280] Tainted: [W]=WARN
[   13.775196][  T280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.775197][  T280] Call Trace:
[   13.775199][  T280]  <TASK>
[   13.775201][  T280]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.775205][  T280]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.775207][  T280]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.775212][  T280]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.775215][  T280]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.775220][  T280]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   13.775223][  T280]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.775229][  T280]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.775232][  T280]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.775235][  T280]  put_chars (drivers/char/virtio_console.c:1176)
[   13.775238][  T280]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.775242][  T280]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.775246][  T280]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.775250][  T280]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.775254][  T280]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.775256][  T280]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.775260][  T280]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.775264][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.775266][  T280]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.775271][  T280]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.775274][  T280]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.775276][  T280]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   13.775278][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.775280][  T280]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.775285][  T280]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.775289][  T280]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.775290][  T280]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.775295][  T280]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.775298][  T280]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.775299][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.775301][  T280]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.775305][  T280]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.775307][  T280]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.775310][  T280]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.775314][  T280]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.775316][  T280]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.775318][  T280]  ? 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))
[   13.775320][  T280]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   13.775324][  T280]  _printk (kernel/printk/printk.c:2504)
[   13.775328][  T280]  ? snapshot_read.cold (user.c:?)
[   13.775329][  T280]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.775332][  T280]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.775334][  T280]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.775337][  T280]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   13.775340][  T280]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   13.775343][  T280]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   13.775345][  T280]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   13.775348][  T280]  ? netdev_notice (net/core/dev.c:13194)
[   13.775350][  T280]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.775353][  T280]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.775356][  T280]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.775360][  T280]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   13.775362][  T280]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   13.775365][  T280]  ? 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))
[   13.775371][  T280]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   13.775375][  T280]  ? __kernel_text_address (kernel/extable.c:79)
[   13.775378][  T280]  ? write_profile (profile.c:?)
[   13.775382][  T280]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   13.775387][  T280]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   13.775392][  T280]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.775394][  T280]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.775395][  T280]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.775397][  T280]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.775401][  T280]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.775403][  T280]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.775405][  T280]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.775408][  T280]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.775411][  T280]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.775412][  T280]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.775415][  T280]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.775417][  T280]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   13.775420][  T280]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   13.775425][  T280]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.775428][  T280]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.775430][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.775432][  T280]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.775434][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.775436][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.775438][  T280]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.775440][  T280]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   13.775443][  T280]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.775445][  T280]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.775449][  T280]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.775450][  T280]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.775456][  T280]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.775461][  T280]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.775467][  T280]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.775469][  T280]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.775474][  T280]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.775476][  T280]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.775478][  T280]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.775480][  T280]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.775484][  T280]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.775486][  T280]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.775489][  T280]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.775490][  T280]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.775495][  T280]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.775497][  T280]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.775501][  T280]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.775503][  T280]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.775506][  T280]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.775512][  T280]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.775514][  T280]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.775518][  T280]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.775522][  T280]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.775525][  T280]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   13.775529][  T280]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.775533][  T280]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.775534][  T280]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.775538][  T280]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.775541][  T280]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.775546][  T280]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   13.775548][  T280]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.775550][  T280]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   13.775552][  T280]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   13.775560][  T280]  ___sys_sendmsg (net/socket.c:2767)
[   13.775562][  T280]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.775579][  T280]  __sys_sendmsg (net/socket.c:2799)
[   13.775582][  T280]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.775589][  T280]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.775592][  T280]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.775594][  T280]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.775597][  T280]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.775600][  T280] RIP: 0033:0x7f9515a9a54e
[   13.775604][  T280] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.775605][  T280] RSP: 002b:00007ffde2ebeab0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.775608][  T280] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9515a9a54e
[   13.775609][  T280] RDX: 0000000000000000 RSI: 00007ffde2ebeb60 RDI: 0000000000000005
[   13.775610][  T280] RBP: 00007ffde2ebeac0 R08: 0000000000000000 R09: 0000000000000000
[   13.775611][  T280] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91534b
[   13.775612][  T280] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffde2ebf230
| [   14.776637][  T289] softirqs last disabled at (18296): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   14.776639][  T289] Preemption disabled at:
| [   14.776640][  T289] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.776649][  T289] Tainted: [W]=WARN
[   14.776650][  T289] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.776651][  T289] Call Trace:
[   14.776653][  T289]  <TASK>
[   14.776654][  T289]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.776659][  T289]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.776661][  T289]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.776666][  T289]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.776669][  T289]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.776674][  T289]  __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))
[   14.776677][  T289]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.776683][  T289]  ? 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)
[   14.776686][  T289]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.776690][  T289]  put_chars (drivers/char/virtio_console.c:1176)
[   14.776693][  T289]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.776696][  T289]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.776700][  T289]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.776711][  T289]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.776714][  T289]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.776716][  T289]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.776721][  T289]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.776724][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.776727][  T289]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.776731][  T289]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.776735][  T289]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.776736][  T289]  ? 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))
[   14.776739][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.776741][  T289]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.776745][  T289]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.776749][  T289]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.776750][  T289]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.776756][  T289]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.776758][  T289]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.776760][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.776762][  T289]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.776766][  T289]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.776767][  T289]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.776770][  T289]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.776774][  T289]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.776776][  T289]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.776778][  T289]  ? 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))
[   14.776780][  T289]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   14.776784][  T289]  _printk (kernel/printk/printk.c:2504)
[   14.776788][  T289]  ? snapshot_read.cold (user.c:?)
[   14.776790][  T289]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.776792][  T289]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.776795][  T289]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.776797][  T289]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   14.776800][  T289]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   14.776803][  T289]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.776805][  T289]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   14.776808][  T289]  ? netdev_notice (net/core/dev.c:13194)
[   14.776810][  T289]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.776813][  T289]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.776816][  T289]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.776820][  T289]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.776822][  T289]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   14.776825][  T289]  ? 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))
[   14.776831][  T289]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   14.776834][  T289]  ? __kernel_text_address (kernel/extable.c:79)
[   14.776837][  T289]  ? write_profile (profile.c:?)
[   14.776841][  T289]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   14.776846][  T289]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.776852][  T289]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   14.776854][  T289]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.776855][  T289]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.776857][  T289]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.776861][  T289]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.776863][  T289]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.776865][  T289]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.776868][  T289]  ? kasan_save_stack (mm/kasan/common.c:58)
[   14.776871][  T289]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.776873][  T289]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.776876][  T289]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.776878][  T289]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   14.776881][  T289]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   14.776886][  T289]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.776888][  T289]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.776891][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.776893][  T289]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.776895][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.776896][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.776898][  T289]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.776901][  T289]  ? __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)
[   14.776904][  T289]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.776907][  T289]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.776910][  T289]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.776912][  T289]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.776918][  T289]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   14.776923][  T289]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.776929][  T289]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.776931][  T289]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.776936][  T289]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.776938][  T289]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.776940][  T289]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.776942][  T289]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.776946][  T289]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.776948][  T289]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.776951][  T289]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.776953][  T289]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.776958][  T289]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.776960][  T289]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.776964][  T289]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.776965][  T289]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.776968][  T289]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.776975][  T289]  ? 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))
[   14.776976][  T289]  ? 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))
[   14.776981][  T289]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.776984][  T289]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.776987][  T289]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   14.776992][  T289]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.776995][  T289]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.776997][  T289]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.777000][  T289]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.777004][  T289]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.777008][  T289]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   14.777011][  T289]  ? copy_msghdr_from_user (net/socket.c:2650)
[   14.777013][  T289]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   14.777015][  T289]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   14.777022][  T289]  ___sys_sendmsg (net/socket.c:2767)
[   14.777025][  T289]  ? copy_msghdr_from_user (net/socket.c:2619)
[   14.777041][  T289]  __sys_sendmsg (net/socket.c:2799)
[   14.777045][  T289]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   14.777051][  T289]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.777054][  T289]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.777057][  T289]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.777061][  T289]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.777063][  T289] RIP: 0033:0x7f51aeae054e
[   14.777067][  T289] 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
[   14.777069][  T289] RSP: 002b:00007fffdf4828b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.777071][  T289] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f51aeae054e
[   14.777073][  T289] RDX: 0000000000000000 RSI: 00007fffdf482960 RDI: 0000000000000005
[   14.777074][  T289] RBP: 00007fffdf4828c0 R08: 0000000000000000 R09: 0000000000000000
[   14.777075][  T289] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91534c
[   14.777075][  T289] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffdf483030
| [   15.887638][  T297] softirqs last disabled at (28690): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   15.887640][  T297] Preemption disabled at:
| [   15.887641][  T297] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.887651][  T297] Tainted: [W]=WARN
[   15.887652][  T297] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.887654][  T297] Call Trace:
[   15.887655][  T297]  <TASK>
[   15.887657][  T297]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.887662][  T297]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.887664][  T297]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.887669][  T297]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.887672][  T297]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.887677][  T297]  __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))
[   15.887680][  T297]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.887686][  T297]  ? 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)
[   15.887689][  T297]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.887693][  T297]  put_chars (drivers/char/virtio_console.c:1176)
[   15.887696][  T297]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.887699][  T297]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.887703][  T297]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.887708][  T297]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.887712][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.887719][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.887724][  T297]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.887727][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.887729][  T297]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.887734][  T297]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.887737][  T297]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.887739][  T297]  ? 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))
[   15.887742][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.887743][  T297]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.887748][  T297]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.887751][  T297]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.887753][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.887758][  T297]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.887761][  T297]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.887762][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.887764][  T297]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.887768][  T297]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.887770][  T297]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.887773][  T297]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.887776][  T297]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.887778][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.887780][  T297]  ? 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))
[   15.887782][  T297]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   15.887786][  T297]  _printk (kernel/printk/printk.c:2504)
[   15.887790][  T297]  ? snapshot_read.cold (user.c:?)
[   15.887791][  T297]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.887794][  T297]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.887797][  T297]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.887799][  T297]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   15.887802][  T297]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   15.887805][  T297]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   15.887807][  T297]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   15.887810][  T297]  ? netdev_notice (net/core/dev.c:13194)
[   15.887812][  T297]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.887815][  T297]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.887818][  T297]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   15.887822][  T297]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   15.887824][  T297]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   15.887827][  T297]  ? 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))
[   15.887833][  T297]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   15.887836][  T297]  ? __kernel_text_address (kernel/extable.c:79)
[   15.887839][  T297]  ? write_profile (profile.c:?)
[   15.887843][  T297]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   15.887848][  T297]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   15.887853][  T297]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   15.887855][  T297]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   15.887856][  T297]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.887859][  T297]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.887862][  T297]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.887864][  T297]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.887866][  T297]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.887869][  T297]  ? kasan_save_stack (mm/kasan/common.c:58)
[   15.887872][  T297]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.887874][  T297]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.887877][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.887879][  T297]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   15.887882][  T297]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   15.887887][  T297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.887889][  T297]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.887892][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.887894][  T297]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.887895][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.887897][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.887899][  T297]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   15.887901][  T297]  ? __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)
[   15.887905][  T297]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   15.887907][  T297]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.887911][  T297]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   15.887913][  T297]  ? nla_get_range_signed (lib/nlattr.c:270)
[   15.887919][  T297]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   15.887924][  T297]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.887929][  T297]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.887931][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.887936][  T297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.887938][  T297]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.887940][  T297]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.887942][  T297]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.887946][  T297]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.887948][  T297]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.887951][  T297]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.887953][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.887957][  T297]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.887959][  T297]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.887963][  T297]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.887965][  T297]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.887968][  T297]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.887974][  T297]  ? 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))
[   15.887976][  T297]  ? 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))
[   15.887980][  T297]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.887984][  T297]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.887987][  T297]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   15.887991][  T297]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.887995][  T297]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   15.887996][  T297]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.887999][  T297]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.888003][  T297]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.888007][  T297]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   15.888010][  T297]  ? copy_msghdr_from_user (net/socket.c:2650)
[   15.888012][  T297]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   15.888013][  T297]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   15.888021][  T297]  ___sys_sendmsg (net/socket.c:2767)
[   15.888024][  T297]  ? copy_msghdr_from_user (net/socket.c:2619)
[   15.888040][  T297]  __sys_sendmsg (net/socket.c:2799)
[   15.888043][  T297]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   15.888050][  T297]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.888053][  T297]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.888056][  T297]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.888059][  T297]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.888062][  T297] RIP: 0033:0x7fbf07da154e
[   15.888066][  T297] 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
[   15.888068][  T297] RSP: 002b:00007ffdeb1a0200 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.888070][  T297] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbf07da154e
[   15.888072][  T297] RDX: 0000000000000000 RSI: 00007ffdeb1a02b0 RDI: 0000000000000005
[   15.888073][  T297] RBP: 00007ffdeb1a0210 R08: 0000000000000000 R09: 0000000000000000
[   15.888074][  T297] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91534d
[   15.888074][  T297] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdeb1a0980
| [   17.161540][  T306] softirqs last disabled at (32614): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   17.161542][  T306] Preemption disabled at:
| [   17.161543][  T306] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.161552][  T306] Tainted: [W]=WARN
[   17.161553][  T306] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.161555][  T306] Call Trace:
[   17.161556][  T306]  <TASK>
[   17.161558][  T306]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.161563][  T306]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.161564][  T306]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.161569][  T306]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.161572][  T306]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.161577][  T306]  __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))
[   17.161580][  T306]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.161586][  T306]  ? 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)
[   17.161589][  T306]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.161593][  T306]  put_chars (drivers/char/virtio_console.c:1176)
[   17.161595][  T306]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.161599][  T306]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.161603][  T306]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.161608][  T306]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.161611][  T306]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.161613][  T306]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.161618][  T306]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.161621][  T306]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.161624][  T306]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.161628][  T306]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.161632][  T306]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.161633][  T306]  ? 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))
[   17.161636][  T306]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.161638][  T306]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.161642][  T306]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.161646][  T306]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.161648][  T306]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.161653][  T306]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.161656][  T306]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.161657][  T306]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.161659][  T306]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.161663][  T306]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.161665][  T306]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.161668][  T306]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.161672][  T306]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.161674][  T306]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.161676][  T306]  ? 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))
[   17.161678][  T306]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   17.161682][  T306]  _printk (kernel/printk/printk.c:2504)
[   17.161685][  T306]  ? snapshot_read.cold (user.c:?)
[   17.161687][  T306]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.161690][  T306]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.161692][  T306]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.161695][  T306]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   17.161698][  T306]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   17.161700][  T306]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   17.161703][  T306]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   17.161706][  T306]  ? netdev_notice (net/core/dev.c:13194)
[   17.161708][  T306]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.161711][  T306]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.161714][  T306]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   17.161718][  T306]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   17.161720][  T306]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   17.161728][  T306]  ? 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))
[   17.161735][  T306]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   17.161737][  T306]  ? __kernel_text_address (kernel/extable.c:79)
[   17.161740][  T306]  ? write_profile (profile.c:?)
[   17.161744][  T306]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   17.161750][  T306]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   17.161755][  T306]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   17.161757][  T306]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   17.161759][  T306]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   17.161761][  T306]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   17.161764][  T306]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.161766][  T306]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.161768][  T306]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.161771][  T306]  ? kasan_save_stack (mm/kasan/common.c:58)
[   17.161774][  T306]  ? kasan_save_stack (mm/kasan/common.c:57)
[   17.161776][  T306]  ? kasan_save_track (mm/kasan/common.c:78)
[   17.161779][  T306]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.161781][  T306]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   17.161784][  T306]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   17.161789][  T306]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.161791][  T306]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.161794][  T306]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.161796][  T306]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.161797][  T306]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.161799][  T306]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.161801][  T306]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   17.161803][  T306]  ? __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)
[   17.161807][  T306]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   17.161809][  T306]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   17.161812][  T306]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   17.161814][  T306]  ? nla_get_range_signed (lib/nlattr.c:270)
[   17.161820][  T306]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   17.161825][  T306]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   17.161831][  T306]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.161833][  T306]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.161837][  T306]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.161840][  T306]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.161842][  T306]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.161844][  T306]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.161848][  T306]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   17.161850][  T306]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   17.161853][  T306]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.161854][  T306]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.161859][  T306]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.161861][  T306]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.161865][  T306]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   17.161867][  T306]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.161870][  T306]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.161876][  T306]  ? 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))
[   17.161878][  T306]  ? 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))
[   17.161882][  T306]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.161886][  T306]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.161889][  T306]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   17.161893][  T306]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   17.161897][  T306]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   17.161898][  T306]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.161901][  T306]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.161905][  T306]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.161909][  T306]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   17.161911][  T306]  ? copy_msghdr_from_user (net/socket.c:2650)
[   17.161914][  T306]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   17.161915][  T306]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   17.161923][  T306]  ___sys_sendmsg (net/socket.c:2767)
[   17.161925][  T306]  ? copy_msghdr_from_user (net/socket.c:2619)
[   17.161942][  T306]  __sys_sendmsg (net/socket.c:2799)
[   17.161945][  T306]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   17.161951][  T306]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.161955][  T306]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.161957][  T306]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.161960][  T306]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.161963][  T306] RIP: 0033:0x7f2993b1354e
[   17.161967][  T306] 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
[   17.161969][  T306] RSP: 002b:00007fff8d80b570 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   17.161971][  T306] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2993b1354e
[   17.161973][  T306] RDX: 0000000000000000 RSI: 00007fff8d80b620 RDI: 0000000000000005
[   17.161974][  T306] RBP: 00007fff8d80b580 R08: 0000000000000000 R09: 0000000000000000
[   17.161975][  T306] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91534e
[   17.161975][  T306] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff8d80bcf0
| [   18.175370][  T314] softirqs last disabled at (23122): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   18.175372][  T314] Preemption disabled at:
| [   18.175373][  T314] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.175381][  T314] Tainted: [W]=WARN
[   18.175382][  T314] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.175384][  T314] Call Trace:
[   18.175386][  T314]  <TASK>
[   18.175387][  T314]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.175392][  T314]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.175394][  T314]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.175399][  T314]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.175402][  T314]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.175408][  T314]  __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))
[   18.175410][  T314]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.175416][  T314]  ? 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)
[   18.175419][  T314]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.175423][  T314]  put_chars (drivers/char/virtio_console.c:1176)
[   18.175426][  T314]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.175429][  T314]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.175433][  T314]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.175438][  T314]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.175442][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.175444][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.175449][  T314]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.175452][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.175455][  T314]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.175460][  T314]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.175464][  T314]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.175465][  T314]  ? 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))
[   18.175468][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.175470][  T314]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.175474][  T314]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.175478][  T314]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.175479][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.175485][  T314]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.175488][  T314]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.175489][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.175491][  T314]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.175495][  T314]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.175497][  T314]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.175500][  T314]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.175504][  T314]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.175506][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.175508][  T314]  ? 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))
[   18.175510][  T314]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   18.175514][  T314]  _printk (kernel/printk/printk.c:2504)
[   18.175518][  T314]  ? snapshot_read.cold (user.c:?)
[   18.175519][  T314]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.175522][  T314]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.175524][  T314]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.175527][  T314]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   18.175530][  T314]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   18.175533][  T314]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   18.175535][  T314]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   18.175538][  T314]  ? netdev_notice (net/core/dev.c:13194)
[   18.175541][  T314]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.175544][  T314]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.175547][  T314]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   18.175550][  T314]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   18.175553][  T314]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   18.175556][  T314]  ? 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))
[   18.175562][  T314]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   18.175565][  T314]  ? __kernel_text_address (kernel/extable.c:79)
[   18.175568][  T314]  ? write_profile (profile.c:?)
[   18.175572][  T314]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   18.175577][  T314]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   18.175582][  T314]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   18.175585][  T314]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   18.175586][  T314]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   18.175588][  T314]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   18.175592][  T314]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.175594][  T314]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.175596][  T314]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.175599][  T314]  ? kasan_save_stack (mm/kasan/common.c:58)
[   18.175602][  T314]  ? kasan_save_stack (mm/kasan/common.c:57)
[   18.175604][  T314]  ? kasan_save_track (mm/kasan/common.c:78)
[   18.175607][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.175609][  T314]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   18.175612][  T314]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   18.175617][  T314]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.175619][  T314]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.175622][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.175624][  T314]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.175626][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.175627][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.175629][  T314]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   18.175632][  T314]  ? __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)
[   18.175635][  T314]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   18.175638][  T314]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   18.175641][  T314]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   18.175643][  T314]  ? nla_get_range_signed (lib/nlattr.c:270)
[   18.175650][  T314]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   18.175655][  T314]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   18.175661][  T314]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.175663][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.175668][  T314]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.175670][  T314]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.175672][  T314]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.175674][  T314]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.175678][  T314]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   18.175680][  T314]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   18.175684][  T314]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.175685][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.175690][  T314]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.175692][  T314]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.175696][  T314]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   18.175698][  T314]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.175701][  T314]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.175708][  T314]  ? 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))
[   18.175709][  T314]  ? 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))
[   18.175714][  T314]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.175718][  T314]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.175721][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   18.175725][  T314]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   18.175729][  T314]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   18.175731][  T314]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.175740][  T314]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.175744][  T314]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.175748][  T314]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   18.175751][  T314]  ? copy_msghdr_from_user (net/socket.c:2650)
[   18.175753][  T314]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   18.175755][  T314]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   18.175762][  T314]  ___sys_sendmsg (net/socket.c:2767)
[   18.175765][  T314]  ? copy_msghdr_from_user (net/socket.c:2619)
[   18.175781][  T314]  __sys_sendmsg (net/socket.c:2799)
[   18.175785][  T314]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   18.175791][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.175794][  T314]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.175797][  T314]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.175801][  T314]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.175803][  T314] RIP: 0033:0x7f6eb51e654e
[   18.175807][  T314] 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
[   18.175809][  T314] RSP: 002b:00007ffc9631ea90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   18.175812][  T314] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6eb51e654e
[   18.175813][  T314] RDX: 0000000000000000 RSI: 00007ffc9631eb40 RDI: 0000000000000005
[   18.175814][  T314] RBP: 00007ffc9631eaa0 R08: 0000000000000000 R09: 0000000000000000
[   18.175815][  T314] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91534f
[   18.175816][  T314] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc9631f210
| [   19.283014][  T322] softirqs last disabled at (15500): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   19.283017][  T322] Preemption disabled at:
| [   19.283017][  T322] vprintk_emit (kernel/printk/printk.c:2471)
| [   19.283026][  T322] Tainted: [W]=WARN
[   19.283027][  T322] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.283029][  T322] Call Trace:
[   19.283031][  T322]  <TASK>
[   19.283032][  T322]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.283037][  T322]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   19.283039][  T322]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.283044][  T322]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.283047][  T322]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   19.283052][  T322]  __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))
[   19.283055][  T322]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.283061][  T322]  ? 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)
[   19.283064][  T322]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.283067][  T322]  put_chars (drivers/char/virtio_console.c:1176)
[   19.283070][  T322]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.283074][  T322]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.283078][  T322]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.283083][  T322]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.283086][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.283088][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.283093][  T322]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.283097][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.283099][  T322]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.283104][  T322]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.283107][  T322]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.283109][  T322]  ? 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))
[   19.283111][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.283113][  T322]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.283118][  T322]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.283124][  T322]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.283125][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.283131][  T322]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.283133][  T322]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.283134][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.283136][  T322]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   19.283140][  T322]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.283142][  T322]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.283145][  T322]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.283149][  T322]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.283151][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.283153][  T322]  ? 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))
[   19.283155][  T322]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   19.283159][  T322]  _printk (kernel/printk/printk.c:2504)
[   19.283163][  T322]  ? snapshot_read.cold (user.c:?)
[   19.283165][  T322]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.283168][  T322]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.283170][  T322]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.283172][  T322]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   19.283175][  T322]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   19.283178][  T322]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   19.283180][  T322]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   19.283183][  T322]  ? netdev_notice (net/core/dev.c:13194)
[   19.283186][  T322]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.283189][  T322]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.283191][  T322]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   19.283195][  T322]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   19.283198][  T322]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   19.283201][  T322]  ? 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))
[   19.283207][  T322]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   19.283210][  T322]  ? __kernel_text_address (kernel/extable.c:79)
[   19.283213][  T322]  ? write_profile (profile.c:?)
[   19.283217][  T322]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   19.283222][  T322]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   19.283228][  T322]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   19.283230][  T322]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   19.283232][  T322]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   19.283234][  T322]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   19.283237][  T322]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   19.283239][  T322]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.283241][  T322]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.283244][  T322]  ? kasan_save_stack (mm/kasan/common.c:58)
[   19.283247][  T322]  ? kasan_save_stack (mm/kasan/common.c:57)
[   19.283249][  T322]  ? kasan_save_track (mm/kasan/common.c:78)
[   19.283252][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.283254][  T322]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   19.283257][  T322]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   19.283263][  T322]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.283265][  T322]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.283268][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.283270][  T322]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.283271][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.283273][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.283275][  T322]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   19.283277][  T322]  ? __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)
[   19.283280][  T322]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   19.283283][  T322]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   19.283286][  T322]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   19.283288][  T322]  ? nla_get_range_signed (lib/nlattr.c:270)
[   19.283295][  T322]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   19.283300][  T322]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   19.283306][  T322]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.283308][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.283313][  T322]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.283315][  T322]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.283317][  T322]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.283319][  T322]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.283323][  T322]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   19.283325][  T322]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   19.283329][  T322]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.283330][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.283335][  T322]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   19.283337][  T322]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   19.283341][  T322]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   19.283343][  T322]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   19.283346][  T322]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.283352][  T322]  ? 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))
[   19.283354][  T322]  ? 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))
[   19.283358][  T322]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.283362][  T322]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.283365][  T322]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   19.283370][  T322]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   19.283373][  T322]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   19.283375][  T322]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.283378][  T322]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   19.283382][  T322]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   19.283386][  T322]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   19.283388][  T322]  ? copy_msghdr_from_user (net/socket.c:2650)
[   19.283391][  T322]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   19.283393][  T322]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   19.283400][  T322]  ___sys_sendmsg (net/socket.c:2767)
[   19.283403][  T322]  ? copy_msghdr_from_user (net/socket.c:2619)
[   19.283420][  T322]  __sys_sendmsg (net/socket.c:2799)
[   19.283423][  T322]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   19.283430][  T322]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.283433][  T322]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.283436][  T322]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   19.283440][  T322]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.283442][  T322] RIP: 0033:0x7f0e7f69854e
[   19.283446][  T322] 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
[   19.283448][  T322] RSP: 002b:00007fffce7fe2a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   19.283450][  T322] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0e7f69854e
[   19.283452][  T322] RDX: 0000000000000000 RSI: 00007fffce7fe350 RDI: 0000000000000005
[   19.283453][  T322] RBP: 00007fffce7fe2b0 R08: 0000000000000000 R09: 0000000000000000
[   19.283454][  T322] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915350
[   19.283455][  T322] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffce7fea20
| [   20.381980][  T331] softirqs last disabled at (22500): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   20.381983][  T331] Preemption disabled at:
| [   20.381984][  T331] vprintk_emit (kernel/printk/printk.c:2471)
| [   20.381993][  T331] Tainted: [W]=WARN
[   20.381994][  T331] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.381996][  T331] Call Trace:
[   20.381997][  T331]  <TASK>
[   20.381999][  T331]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   20.382004][  T331]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   20.382006][  T331]  __might_resched.cold (kernel/sched/core.c:9234)
[   20.382010][  T331]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   20.382014][  T331]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   20.382019][  T331]  __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))
[   20.382021][  T331]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.382028][  T331]  ? 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)
[   20.382031][  T331]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.382034][  T331]  put_chars (drivers/char/virtio_console.c:1176)
[   20.382037][  T331]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   20.382041][  T331]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.382044][  T331]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.382049][  T331]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   20.382053][  T331]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.382055][  T331]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.382060][  T331]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   20.382063][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.382066][  T331]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.382070][  T331]  console_emit_next_record (kernel/printk/printk.c:3183)
[   20.382074][  T331]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   20.382075][  T331]  ? 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))
[   20.382078][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.382080][  T331]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.382084][  T331]  console_flush_one_record (kernel/printk/printk.c:3268)
[   20.382088][  T331]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   20.382090][  T331]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.382095][  T331]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   20.382098][  T331]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   20.382099][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.382101][  T331]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   20.382105][  T331]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   20.382107][  T331]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   20.382111][  T331]  vprintk_emit (kernel/printk/printk.c:2479)
[   20.382114][  T331]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   20.382116][  T331]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.382118][  T331]  ? 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))
[   20.382122][  T331]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   20.382126][  T331]  _printk (kernel/printk/printk.c:2504)
[   20.382130][  T331]  ? snapshot_read.cold (user.c:?)
[   20.382132][  T331]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.382134][  T331]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.382137][  T331]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.382139][  T331]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   20.382142][  T331]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   20.382145][  T331]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   20.382147][  T331]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   20.382150][  T331]  ? netdev_notice (net/core/dev.c:13194)
[   20.382152][  T331]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.382155][  T331]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.382158][  T331]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   20.382162][  T331]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   20.382164][  T331]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   20.382167][  T331]  ? 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))
[   20.382173][  T331]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   20.382176][  T331]  ? __kernel_text_address (kernel/extable.c:79)
[   20.382179][  T331]  ? write_profile (profile.c:?)
[   20.382183][  T331]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   20.382188][  T331]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   20.382192][  T331]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   20.382195][  T331]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   20.382196][  T331]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   20.382198][  T331]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   20.382202][  T331]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.382204][  T331]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.382206][  T331]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.382209][  T331]  ? kasan_save_stack (mm/kasan/common.c:58)
[   20.382212][  T331]  ? kasan_save_stack (mm/kasan/common.c:57)
[   20.382213][  T331]  ? kasan_save_track (mm/kasan/common.c:78)
[   20.382216][  T331]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.382218][  T331]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   20.382221][  T331]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   20.382226][  T331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.382228][  T331]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   20.382231][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.382233][  T331]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.382235][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.382236][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.382238][  T331]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   20.382241][  T331]  ? __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)
[   20.382244][  T331]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   20.382246][  T331]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   20.382250][  T331]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   20.382252][  T331]  ? nla_get_range_signed (lib/nlattr.c:270)
[   20.382258][  T331]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   20.382263][  T331]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   20.382268][  T331]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   20.382270][  T331]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.382275][  T331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.382277][  T331]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.382279][  T331]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   20.382281][  T331]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.382285][  T331]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   20.382287][  T331]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   20.382290][  T331]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.382291][  T331]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.382296][  T331]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.382298][  T331]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.382302][  T331]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   20.382304][  T331]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.382307][  T331]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.382313][  T331]  ? 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))
[   20.382315][  T331]  ? 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))
[   20.382319][  T331]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.382323][  T331]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.382325][  T331]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   20.382330][  T331]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   20.382333][  T331]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   20.382335][  T331]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.382338][  T331]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   20.382342][  T331]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   20.382346][  T331]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   20.382348][  T331]  ? copy_msghdr_from_user (net/socket.c:2650)
[   20.382351][  T331]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   20.382352][  T331]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   20.382360][  T331]  ___sys_sendmsg (net/socket.c:2767)
[   20.382363][  T331]  ? copy_msghdr_from_user (net/socket.c:2619)
[   20.382379][  T331]  __sys_sendmsg (net/socket.c:2799)
[   20.382382][  T331]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   20.382389][  T331]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.382392][  T331]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   20.382394][  T331]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   20.382398][  T331]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.382400][  T331] RIP: 0033:0x7f8f741af54e
[   20.382404][  T331] 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
[   20.382406][  T331] RSP: 002b:00007ffede418220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   20.382409][  T331] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8f741af54e
[   20.382410][  T331] RDX: 0000000000000000 RSI: 00007ffede4182d0 RDI: 0000000000000005
[   20.382411][  T331] RBP: 00007ffede418230 R08: 0000000000000000 R09: 0000000000000000
[   20.382412][  T331] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915351
[   20.382413][  T331] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffede4189a0
| [   21.408884][  T339] softirqs last disabled at (30682): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   21.408887][  T339] Preemption disabled at:
| [   21.408887][  T339] vprintk_emit (kernel/printk/printk.c:2471)
| [   21.408896][  T339] Tainted: [W]=WARN
[   21.408897][  T339] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.408899][  T339] Call Trace:
[   21.408900][  T339]  <TASK>
[   21.408902][  T339]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   21.408907][  T339]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   21.408908][  T339]  __might_resched.cold (kernel/sched/core.c:9234)
[   21.408913][  T339]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   21.408916][  T339]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   21.408922][  T339]  __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))
[   21.408924][  T339]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.408931][  T339]  ? 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)
[   21.408934][  T339]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.408937][  T339]  put_chars (drivers/char/virtio_console.c:1176)
[   21.408940][  T339]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   21.408944][  T339]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.408948][  T339]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.408952][  T339]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   21.408956][  T339]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.408958][  T339]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.408963][  T339]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   21.408966][  T339]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.408969][  T339]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.408973][  T339]  console_emit_next_record (kernel/printk/printk.c:3183)
[   21.408977][  T339]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   21.408978][  T339]  ? 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))
[   21.408981][  T339]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.408983][  T339]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.408987][  T339]  console_flush_one_record (kernel/printk/printk.c:3268)
[   21.408991][  T339]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   21.408993][  T339]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.408998][  T339]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   21.409001][  T339]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   21.409002][  T339]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.409004][  T339]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   21.409008][  T339]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   21.409010][  T339]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   21.409013][  T339]  vprintk_emit (kernel/printk/printk.c:2479)
[   21.409016][  T339]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   21.409019][  T339]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.409021][  T339]  ? 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))
[   21.409023][  T339]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   21.409027][  T339]  _printk (kernel/printk/printk.c:2504)
[   21.409030][  T339]  ? snapshot_read.cold (user.c:?)
[   21.409032][  T339]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.409035][  T339]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.409037][  T339]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.409039][  T339]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   21.409043][  T339]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   21.409046][  T339]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   21.409048][  T339]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   21.409051][  T339]  ? netdev_notice (net/core/dev.c:13194)
[   21.409053][  T339]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.409056][  T339]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.409059][  T339]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   21.409063][  T339]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   21.409065][  T339]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   21.409069][  T339]  ? 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))
[   21.409075][  T339]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   21.409078][  T339]  ? __kernel_text_address (kernel/extable.c:79)
[   21.409081][  T339]  ? write_profile (profile.c:?)
[   21.409085][  T339]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   21.409090][  T339]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   21.409095][  T339]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   21.409097][  T339]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   21.409099][  T339]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   21.409101][  T339]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   21.409104][  T339]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.409106][  T339]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.409108][  T339]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.409111][  T339]  ? kasan_save_stack (mm/kasan/common.c:58)
[   21.409114][  T339]  ? kasan_save_stack (mm/kasan/common.c:57)
[   21.409116][  T339]  ? kasan_save_track (mm/kasan/common.c:78)
[   21.409121][  T339]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.409123][  T339]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   21.409126][  T339]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   21.409131][  T339]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.409133][  T339]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   21.409136][  T339]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.409138][  T339]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.409140][  T339]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.409141][  T339]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.409143][  T339]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   21.409145][  T339]  ? __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)
[   21.409149][  T339]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   21.409151][  T339]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   21.409155][  T339]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   21.409157][  T339]  ? nla_get_range_signed (lib/nlattr.c:270)
[   21.409163][  T339]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   21.409168][  T339]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   21.409174][  T339]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.409176][  T339]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.409180][  T339]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.409182][  T339]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.409185][  T339]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.409186][  T339]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.409191][  T339]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   21.409193][  T339]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   21.409196][  T339]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.409197][  T339]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.409202][  T339]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.409204][  T339]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.409208][  T339]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   21.409210][  T339]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.409213][  T339]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.409219][  T339]  ? 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))
[   21.409220][  T339]  ? 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))
[   21.409225][  T339]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.409229][  T339]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.409232][  T339]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   21.409236][  T339]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   21.409240][  T339]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   21.409241][  T339]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.409244][  T339]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   21.409248][  T339]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   21.409252][  T339]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   21.409255][  T339]  ? copy_msghdr_from_user (net/socket.c:2650)
[   21.409257][  T339]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   21.409259][  T339]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   21.409266][  T339]  ___sys_sendmsg (net/socket.c:2767)
[   21.409269][  T339]  ? copy_msghdr_from_user (net/socket.c:2619)
[   21.409285][  T339]  __sys_sendmsg (net/socket.c:2799)
[   21.409288][  T339]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   21.409295][  T339]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.409298][  T339]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   21.409301][  T339]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   21.409304][  T339]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.409307][  T339] RIP: 0033:0x7f38e65d254e
[   21.409311][  T339] 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
[   21.409312][  T339] RSP: 002b:00007ffde6c911f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   21.409315][  T339] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f38e65d254e
[   21.409316][  T339] RDX: 0000000000000000 RSI: 00007ffde6c912a0 RDI: 0000000000000005
[   21.409317][  T339] RBP: 00007ffde6c91200 R08: 0000000000000000 R09: 0000000000000000
[   21.409318][  T339] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915352
[   21.409319][  T339] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffde6c91970
| [   22.477598][  T347] softirqs last disabled at (23324): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   22.477601][  T347] Preemption disabled at:
| [   22.477602][  T347] vprintk_emit (kernel/printk/printk.c:2471)
| [   22.477611][  T347] Tainted: [W]=WARN
[   22.477612][  T347] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   22.477613][  T347] Call Trace:
[   22.477615][  T347]  <TASK>
[   22.477617][  T347]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   22.477622][  T347]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   22.477624][  T347]  __might_resched.cold (kernel/sched/core.c:9234)
[   22.477628][  T347]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   22.477632][  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)
[   22.477637][  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))
[   22.477640][  T347]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.477646][  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)
[   22.477649][  T347]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   22.477653][  T347]  put_chars (drivers/char/virtio_console.c:1176)
[   22.477656][  T347]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   22.477660][  T347]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.477664][  T347]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.477669][  T347]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   22.477672][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.477674][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.477679][  T347]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   22.477683][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.477685][  T347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.477690][  T347]  console_emit_next_record (kernel/printk/printk.c:3183)
[   22.477694][  T347]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   22.477695][  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))
[   22.477698][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.477700][  T347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.477705][  T347]  console_flush_one_record (kernel/printk/printk.c:3268)
[   22.477709][  T347]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   22.477710][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.477716][  T347]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   22.477719][  T347]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   22.477720][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.477722][  T347]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   22.477726][  T347]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   22.477728][  T347]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   22.477731][  T347]  vprintk_emit (kernel/printk/printk.c:2479)
[   22.477735][  T347]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   22.477737][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.477739][  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))
[   22.477741][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   22.477745][  T347]  _printk (kernel/printk/printk.c:2504)
[   22.477749][  T347]  ? snapshot_read.cold (user.c:?)
[   22.477751][  T347]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.477754][  T347]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.477756][  T347]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.477758][  T347]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   22.477762][  T347]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   22.477770][  T347]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   22.477772][  T347]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   22.477775][  T347]  ? netdev_notice (net/core/dev.c:13194)
[   22.477778][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.477781][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.477784][  T347]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   22.477788][  T347]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   22.477790][  T347]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   22.477794][  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))
[   22.477801][  T347]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   22.477803][  T347]  ? __kernel_text_address (kernel/extable.c:79)
[   22.477806][  T347]  ? write_profile (profile.c:?)
[   22.477811][  T347]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   22.477816][  T347]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   22.477821][  T347]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   22.477823][  T347]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   22.477825][  T347]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   22.477827][  T347]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   22.477831][  T347]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   22.477833][  T347]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   22.477835][  T347]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   22.477838][  T347]  ? kasan_save_stack (mm/kasan/common.c:58)
[   22.477841][  T347]  ? kasan_save_stack (mm/kasan/common.c:57)
[   22.477842][  T347]  ? kasan_save_track (mm/kasan/common.c:78)
[   22.477845][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.477848][  T347]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   22.477851][  T347]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   22.477856][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.477858][  T347]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   22.477861][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.477863][  T347]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   22.477865][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.477866][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.477868][  T347]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   22.477871][  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)
[   22.477874][  T347]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   22.477877][  T347]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   22.477881][  T347]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   22.477883][  T347]  ? nla_get_range_signed (lib/nlattr.c:270)
[   22.477889][  T347]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   22.477895][  T347]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   22.477900][  T347]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   22.477902][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.477907][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.477910][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.477912][  T347]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   22.477914][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.477918][  T347]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   22.477920][  T347]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   22.477924][  T347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.477925][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   22.477930][  T347]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   22.477932][  T347]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   22.477936][  T347]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   22.477938][  T347]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   22.477941][  T347]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   22.477948][  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))
[   22.477949][  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))
[   22.477954][  T347]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   22.477958][  T347]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   22.477961][  T347]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   22.477965][  T347]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   22.477969][  T347]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   22.477971][  T347]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   22.477974][  T347]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   22.477978][  T347]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   22.477982][  T347]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   22.477984][  T347]  ? copy_msghdr_from_user (net/socket.c:2650)
[   22.477987][  T347]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   22.477988][  T347]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   22.477996][  T347]  ___sys_sendmsg (net/socket.c:2767)
[   22.477999][  T347]  ? copy_msghdr_from_user (net/socket.c:2619)
[   22.478017][  T347]  __sys_sendmsg (net/socket.c:2799)
[   22.478021][  T347]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   22.478028][  T347]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   22.478031][  T347]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   22.478034][  T347]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   22.478038][  T347]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   22.478040][  T347] RIP: 0033:0x7f8cdbd0154e
[   22.478044][  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
[   22.478046][  T347] RSP: 002b:00007ffcbcb39b60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   22.478048][  T347] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8cdbd0154e
[   22.478050][  T347] RDX: 0000000000000000 RSI: 00007ffcbcb39c10 RDI: 0000000000000005
[   22.478051][  T347] RBP: 00007ffcbcb39b70 R08: 0000000000000000 R09: 0000000000000000
[   22.478052][  T347] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915353
[   22.478052][  T347] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcbcb3a2e0
| [   23.662262][  T356] softirqs last disabled at (40642): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   23.662265][  T356] Preemption disabled at:
| [   23.662265][  T356] vprintk_emit (kernel/printk/printk.c:2471)
| [   23.662274][  T356] Tainted: [W]=WARN
[   23.662275][  T356] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.662277][  T356] Call Trace:
[   23.662279][  T356]  <TASK>
[   23.662280][  T356]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   23.662285][  T356]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   23.662287][  T356]  __might_resched.cold (kernel/sched/core.c:9234)
[   23.662292][  T356]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   23.662295][  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)
[   23.662301][  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))
[   23.662303][  T356]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.662310][  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)
[   23.662313][  T356]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.662316][  T356]  put_chars (drivers/char/virtio_console.c:1176)
[   23.662319][  T356]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   23.662323][  T356]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.662327][  T356]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.662332][  T356]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   23.662336][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.662338][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.662343][  T356]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   23.662346][  T356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.662349][  T356]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.662354][  T356]  console_emit_next_record (kernel/printk/printk.c:3183)
[   23.662358][  T356]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   23.662359][  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))
[   23.662362][  T356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.662364][  T356]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.662368][  T356]  console_flush_one_record (kernel/printk/printk.c:3268)
[   23.662373][  T356]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   23.662374][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.662380][  T356]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   23.662383][  T356]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   23.662384][  T356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.662386][  T356]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   23.662390][  T356]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   23.662392][  T356]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   23.662396][  T356]  vprintk_emit (kernel/printk/printk.c:2479)
[   23.662399][  T356]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   23.662401][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.662404][  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))
[   23.662406][  T356]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   23.662410][  T356]  _printk (kernel/printk/printk.c:2504)
[   23.662413][  T356]  ? snapshot_read.cold (user.c:?)
[   23.662415][  T356]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.662418][  T356]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.662421][  T356]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.662423][  T356]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   23.662426][  T356]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   23.662429][  T356]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   23.662432][  T356]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   23.662434][  T356]  ? netdev_notice (net/core/dev.c:13194)
[   23.662437][  T356]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.662440][  T356]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.662443][  T356]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   23.662447][  T356]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   23.662450][  T356]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   23.662453][  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))
[   23.662460][  T356]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   23.662462][  T356]  ? __kernel_text_address (kernel/extable.c:79)
[   23.662465][  T356]  ? write_profile (profile.c:?)
[   23.662469][  T356]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   23.662475][  T356]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   23.662480][  T356]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   23.662482][  T356]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   23.662484][  T356]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   23.662486][  T356]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   23.662490][  T356]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.662492][  T356]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.662494][  T356]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.662497][  T356]  ? kasan_save_stack (mm/kasan/common.c:58)
[   23.662500][  T356]  ? kasan_save_stack (mm/kasan/common.c:57)
[   23.662502][  T356]  ? kasan_save_track (mm/kasan/common.c:78)
[   23.662505][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.662508][  T356]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   23.662511][  T356]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   23.662516][  T356]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.662518][  T356]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   23.662521][  T356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.662523][  T356]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.662525][  T356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.662526][  T356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.662528][  T356]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   23.662531][  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)
[   23.662534][  T356]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   23.662537][  T356]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   23.662540][  T356]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   23.662542][  T356]  ? nla_get_range_signed (lib/nlattr.c:270)
[   23.662549][  T356]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   23.662554][  T356]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   23.662560][  T356]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   23.662562][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.662567][  T356]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.662569][  T356]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.662572][  T356]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   23.662573][  T356]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.662578][  T356]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   23.662580][  T356]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   23.662583][  T356]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.662585][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.662590][  T356]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.662592][  T356]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.662596][  T356]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   23.662598][  T356]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.662601][  T356]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.662607][  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))
[   23.662609][  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))
[   23.662613][  T356]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.662617][  T356]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.662621][  T356]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   23.662625][  T356]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   23.662629][  T356]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   23.662631][  T356]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.662634][  T356]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   23.662638][  T356]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   23.662642][  T356]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   23.662645][  T356]  ? copy_msghdr_from_user (net/socket.c:2650)
[   23.662647][  T356]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   23.662649][  T356]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   23.662657][  T356]  ___sys_sendmsg (net/socket.c:2767)
[   23.662660][  T356]  ? copy_msghdr_from_user (net/socket.c:2619)
[   23.662677][  T356]  __sys_sendmsg (net/socket.c:2799)
[   23.662680][  T356]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   23.662687][  T356]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.662691][  T356]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   23.662693][  T356]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   23.662697][  T356]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.662699][  T356] RIP: 0033:0x7fddb4da454e
[   23.662703][  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
[   23.662705][  T356] RSP: 002b:00007ffe0d1467f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   23.662708][  T356] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fddb4da454e
[   23.662709][  T356] RDX: 0000000000000000 RSI: 00007ffe0d1468a0 RDI: 0000000000000005
[   23.662710][  T356] RBP: 00007ffe0d146800 R08: 0000000000000000 R09: 0000000000000000
[   23.662711][  T356] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915355
[   23.662712][  T356] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe0d146f70
| [   24.798526][  T365] softirqs last disabled at (30362): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   24.798529][  T365] Preemption disabled at:
| [   24.798529][  T365] vprintk_emit (kernel/printk/printk.c:2471)
| [   24.798539][  T365] Tainted: [W]=WARN
[   24.798540][  T365] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.798542][  T365] Call Trace:
[   24.798544][  T365]  <TASK>
[   24.798546][  T365]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   24.798551][  T365]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   24.798553][  T365]  __might_resched.cold (kernel/sched/core.c:9234)
[   24.798557][  T365]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   24.798561][  T365]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   24.798566][  T365]  __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))
[   24.798568][  T365]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.798575][  T365]  ? 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)
[   24.798578][  T365]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.798581][  T365]  put_chars (drivers/char/virtio_console.c:1176)
[   24.798584][  T365]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   24.798588][  T365]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.798592][  T365]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.798597][  T365]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   24.798600][  T365]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.798602][  T365]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.798607][  T365]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   24.798611][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.798614][  T365]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.798618][  T365]  console_emit_next_record (kernel/printk/printk.c:3183)
[   24.798622][  T365]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   24.798623][  T365]  ? 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))
[   24.798626][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.798628][  T365]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.798632][  T365]  console_flush_one_record (kernel/printk/printk.c:3268)
[   24.798636][  T365]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   24.798638][  T365]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.798643][  T365]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   24.798646][  T365]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   24.798647][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.798649][  T365]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   24.798653][  T365]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   24.798655][  T365]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   24.798658][  T365]  vprintk_emit (kernel/printk/printk.c:2479)
[   24.798662][  T365]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   24.798664][  T365]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.798666][  T365]  ? 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))
[   24.798668][  T365]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   24.798672][  T365]  _printk (kernel/printk/printk.c:2504)
[   24.798676][  T365]  ? snapshot_read.cold (user.c:?)
[   24.798677][  T365]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.798680][  T365]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.798683][  T365]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.798685][  T365]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   24.798688][  T365]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   24.798691][  T365]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   24.798694][  T365]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   24.798696][  T365]  ? netdev_notice (net/core/dev.c:13194)
[   24.798699][  T365]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.798702][  T365]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.798705][  T365]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   24.798709][  T365]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   24.798711][  T365]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   24.798714][  T365]  ? 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))
[   24.798721][  T365]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   24.798723][  T365]  ? __kernel_text_address (kernel/extable.c:79)
[   24.798727][  T365]  ? write_profile (profile.c:?)
[   24.798731][  T365]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   24.798736][  T365]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   24.798741][  T365]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   24.798743][  T365]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   24.798745][  T365]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   24.798747][  T365]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   24.798751][  T365]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.798753][  T365]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.798755][  T365]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.798758][  T365]  ? kasan_save_stack (mm/kasan/common.c:58)
[   24.798761][  T365]  ? kasan_save_stack (mm/kasan/common.c:57)
[   24.798762][  T365]  ? kasan_save_track (mm/kasan/common.c:78)
[   24.798765][  T365]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.798768][  T365]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   24.798770][  T365]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   24.798776][  T365]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.798778][  T365]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   24.798781][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.798788][  T365]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.798790][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.798792][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.798794][  T365]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   24.798796][  T365]  ? __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)
[   24.798800][  T365]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   24.798802][  T365]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   24.798806][  T365]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   24.798808][  T365]  ? nla_get_range_signed (lib/nlattr.c:270)
[   24.798814][  T365]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   24.798819][  T365]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   24.798825][  T365]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   24.798827][  T365]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.798832][  T365]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.798834][  T365]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.798836][  T365]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   24.798838][  T365]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.798842][  T365]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   24.798844][  T365]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   24.798847][  T365]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.798849][  T365]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.798853][  T365]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.798855][  T365]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.798859][  T365]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   24.798861][  T365]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.798864][  T365]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.798870][  T365]  ? 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))
[   24.798872][  T365]  ? 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))
[   24.798876][  T365]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.798880][  T365]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.798883][  T365]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   24.798887][  T365]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   24.798891][  T365]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   24.798893][  T365]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.798896][  T365]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   24.798899][  T365]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   24.798903][  T365]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   24.798906][  T365]  ? copy_msghdr_from_user (net/socket.c:2650)
[   24.798908][  T365]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   24.798910][  T365]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   24.798917][  T365]  ___sys_sendmsg (net/socket.c:2767)
[   24.798920][  T365]  ? copy_msghdr_from_user (net/socket.c:2619)
[   24.798937][  T365]  __sys_sendmsg (net/socket.c:2799)
[   24.798940][  T365]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   24.798946][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.798950][  T365]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   24.798952][  T365]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   24.798956][  T365]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.798958][  T365] RIP: 0033:0x7fbb8937c54e
[   24.798962][  T365] 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
[   24.798964][  T365] RSP: 002b:00007ffced46ebd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   24.798966][  T365] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbb8937c54e
[   24.798968][  T365] RDX: 0000000000000000 RSI: 00007ffced46ec80 RDI: 0000000000000005
[   24.798969][  T365] RBP: 00007ffced46ebe0 R08: 0000000000000000 R09: 0000000000000000
[   24.798970][  T365] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915356
[   24.798971][  T365] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffced46f350
| [   25.814203][  T373] softirqs last disabled at (28703): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   25.814205][  T373] Preemption disabled at:
| [   25.814206][  T373] vprintk_emit (kernel/printk/printk.c:2471)
| [   25.814215][  T373] Tainted: [W]=WARN
[   25.814216][  T373] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.814218][  T373] Call Trace:
[   25.814220][  T373]  <TASK>
[   25.814221][  T373]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   25.814226][  T373]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   25.814228][  T373]  __might_resched.cold (kernel/sched/core.c:9234)
[   25.814233][  T373]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   25.814236][  T373]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   25.814241][  T373]  __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))
[   25.814244][  T373]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.814250][  T373]  ? 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)
[   25.814253][  T373]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.814257][  T373]  put_chars (drivers/char/virtio_console.c:1176)
[   25.814260][  T373]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   25.814264][  T373]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.814268][  T373]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.814272][  T373]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   25.814276][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.814278][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.814283][  T373]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   25.814287][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.814289][  T373]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.814294][  T373]  console_emit_next_record (kernel/printk/printk.c:3183)
[   25.814298][  T373]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   25.814299][  T373]  ? 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))
[   25.814302][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.814304][  T373]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.814308][  T373]  console_flush_one_record (kernel/printk/printk.c:3268)
[   25.814312][  T373]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   25.814314][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.814320][  T373]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   25.814322][  T373]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   25.814324][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.814326][  T373]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   25.814330][  T373]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   25.814332][  T373]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   25.814335][  T373]  vprintk_emit (kernel/printk/printk.c:2479)
[   25.814338][  T373]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   25.814340][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.814342][  T373]  ? 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))
[   25.814344][  T373]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   25.814348][  T373]  _printk (kernel/printk/printk.c:2504)
[   25.814352][  T373]  ? snapshot_read.cold (user.c:?)
[   25.814354][  T373]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.814357][  T373]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.814359][  T373]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.814362][  T373]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   25.814365][  T373]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   25.814368][  T373]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   25.814370][  T373]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   25.814373][  T373]  ? netdev_notice (net/core/dev.c:13194)
[   25.814376][  T373]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.814379][  T373]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.814382][  T373]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   25.814385][  T373]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   25.814388][  T373]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   25.814391][  T373]  ? 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))
[   25.814397][  T373]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   25.814401][  T373]  ? __kernel_text_address (kernel/extable.c:79)
[   25.814403][  T373]  ? write_profile (profile.c:?)
[   25.814407][  T373]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   25.814412][  T373]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   25.814417][  T373]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   25.814420][  T373]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   25.814421][  T373]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.814423][  T373]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.814427][  T373]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.814429][  T373]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.814431][  T373]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.814434][  T373]  ? kasan_save_stack (mm/kasan/common.c:58)
[   25.814437][  T373]  ? kasan_save_stack (mm/kasan/common.c:57)
[   25.814439][  T373]  ? kasan_save_track (mm/kasan/common.c:78)
[   25.814442][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.814444][  T373]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   25.814447][  T373]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   25.814453][  T373]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.814455][  T373]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   25.814458][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.814460][  T373]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.814461][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.814463][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.814465][  T373]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   25.814468][  T373]  ? __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)
[   25.814472][  T373]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   25.814476][  T373]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   25.814481][  T373]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   25.814484][  T373]  ? nla_get_range_signed (lib/nlattr.c:270)
[   25.814493][  T373]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   25.814501][  T373]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   25.814510][  T373]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.814513][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.814520][  T373]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.814523][  T373]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.814525][  T373]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.814527][  T373]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.814531][  T373]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.814533][  T373]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   25.814536][  T373]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.814538][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.814542][  T373]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.814545][  T373]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.814548][  T373]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   25.814550][  T373]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.814553][  T373]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.814559][  T373]  ? 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))
[   25.814561][  T373]  ? 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))
[   25.814565][  T373]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.814569][  T373]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.814572][  T373]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   25.814576][  T373]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   25.814580][  T373]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   25.814582][  T373]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.814585][  T373]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   25.814589][  T373]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   25.814593][  T373]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   25.814595][  T373]  ? copy_msghdr_from_user (net/socket.c:2650)
[   25.814598][  T373]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   25.814599][  T373]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   25.814607][  T373]  ___sys_sendmsg (net/socket.c:2767)
[   25.814610][  T373]  ? copy_msghdr_from_user (net/socket.c:2619)
[   25.814626][  T373]  __sys_sendmsg (net/socket.c:2799)
[   25.814629][  T373]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   25.814636][  T373]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.814639][  T373]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   25.814642][  T373]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   25.814645][  T373]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.814648][  T373] RIP: 0033:0x7ff3cd13254e
[   25.814652][  T373] 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
[   25.814653][  T373] RSP: 002b:00007ffeaa21efc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.814656][  T373] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff3cd13254e
[   25.814657][  T373] RDX: 0000000000000000 RSI: 00007ffeaa21f070 RDI: 0000000000000005
[   25.814658][  T373] RBP: 00007ffeaa21efd0 R08: 0000000000000000 R09: 0000000000000000
[   25.814659][  T373] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915357
[   25.814660][  T373] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeaa21f740
| [   26.919933][  T382] softirqs last disabled at (27542): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   26.919935][  T382] Preemption disabled at:
| [   26.919936][  T382] vprintk_emit (kernel/printk/printk.c:2471)
| [   26.919945][  T382] Tainted: [W]=WARN
[   26.919946][  T382] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.919948][  T382] Call Trace:
[   26.919949][  T382]  <TASK>
[   26.919951][  T382]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.919956][  T382]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   26.919957][  T382]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.919963][  T382]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.919966][  T382]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   26.919971][  T382]  __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))
[   26.919974][  T382]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.919980][  T382]  ? 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)
[   26.919983][  T382]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.919986][  T382]  put_chars (drivers/char/virtio_console.c:1176)
[   26.919989][  T382]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.919993][  T382]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.919997][  T382]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.920002][  T382]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.920005][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.920007][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.920012][  T382]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.920016][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.920018][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.920023][  T382]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.920026][  T382]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.920028][  T382]  ? 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))
[   26.920030][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.920032][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.920037][  T382]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.920041][  T382]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.920042][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.920048][  T382]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.920050][  T382]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.920052][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.920054][  T382]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.920058][  T382]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.920060][  T382]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.920063][  T382]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.920066][  T382]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.920068][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.920071][  T382]  ? 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))
[   26.920073][  T382]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   26.920077][  T382]  _printk (kernel/printk/printk.c:2504)
[   26.920080][  T382]  ? snapshot_read.cold (user.c:?)
[   26.920082][  T382]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.920085][  T382]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.920087][  T382]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.920090][  T382]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   26.920093][  T382]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   26.920096][  T382]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   26.920098][  T382]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   26.920101][  T382]  ? netdev_notice (net/core/dev.c:13194)
[   26.920103][  T382]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.920107][  T382]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.920109][  T382]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   26.920113][  T382]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   26.920115][  T382]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   26.920119][  T382]  ? 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))
[   26.920127][  T382]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   26.920129][  T382]  ? __kernel_text_address (kernel/extable.c:79)
[   26.920133][  T382]  ? write_profile (profile.c:?)
[   26.920137][  T382]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   26.920142][  T382]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   26.920147][  T382]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   26.920150][  T382]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   26.920151][  T382]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.920153][  T382]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.920157][  T382]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.920159][  T382]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.920161][  T382]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.920164][  T382]  ? kasan_save_stack (mm/kasan/common.c:58)
[   26.920167][  T382]  ? kasan_save_stack (mm/kasan/common.c:57)
[   26.920169][  T382]  ? kasan_save_track (mm/kasan/common.c:78)
[   26.920172][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.920174][  T382]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   26.920177][  T382]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   26.920182][  T382]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.920184][  T382]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   26.920187][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.920189][  T382]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.920191][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.920192][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.920194][  T382]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   26.920196][  T382]  ? __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)
[   26.920200][  T382]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   26.920202][  T382]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   26.920206][  T382]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   26.920208][  T382]  ? nla_get_range_signed (lib/nlattr.c:270)
[   26.920213][  T382]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   26.920219][  T382]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   26.920224][  T382]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.920226][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.920231][  T382]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.920233][  T382]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.920235][  T382]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.920237][  T382]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.920241][  T382]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.920243][  T382]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   26.920246][  T382]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.920248][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.920252][  T382]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.920254][  T382]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.920258][  T382]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   26.920260][  T382]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.920263][  T382]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.920269][  T382]  ? 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))
[   26.920271][  T382]  ? 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))
[   26.920275][  T382]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.920279][  T382]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.920282][  T382]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   26.920286][  T382]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   26.920290][  T382]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   26.920291][  T382]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.920295][  T382]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   26.920298][  T382]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   26.920302][  T382]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   26.920305][  T382]  ? copy_msghdr_from_user (net/socket.c:2650)
[   26.920307][  T382]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   26.920309][  T382]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   26.920316][  T382]  ___sys_sendmsg (net/socket.c:2767)
[   26.920319][  T382]  ? copy_msghdr_from_user (net/socket.c:2619)
[   26.920335][  T382]  __sys_sendmsg (net/socket.c:2799)
[   26.920339][  T382]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   26.920345][  T382]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.920348][  T382]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   26.920351][  T382]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   26.920355][  T382]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.920357][  T382] RIP: 0033:0x7fbdf31e654e
[   26.920361][  T382] 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
[   26.920363][  T382] RSP: 002b:00007ffcc6d55c80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.920366][  T382] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fbdf31e654e
[   26.920367][  T382] RDX: 0000000000000000 RSI: 00007ffcc6d55d30 RDI: 0000000000000005
[   26.920368][  T382] RBP: 00007ffcc6d55c90 R08: 0000000000000000 R09: 0000000000000000
[   26.920369][  T382] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915358
[   26.920370][  T382] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcc6d56400
| [   28.032730][  T390] softirqs last disabled at (24234): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   28.032732][  T390] Preemption disabled at:
| [   28.032733][  T390] vprintk_emit (kernel/printk/printk.c:2471)
| [   28.032743][  T390] Tainted: [W]=WARN
[   28.032744][  T390] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.032745][  T390] Call Trace:
[   28.032747][  T390]  <TASK>
[   28.032748][  T390]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.032753][  T390]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   28.032755][  T390]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.032760][  T390]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.032763][  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)
[   28.032768][  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))
[   28.032771][  T390]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.032777][  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)
[   28.032780][  T390]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.032783][  T390]  put_chars (drivers/char/virtio_console.c:1176)
[   28.032786][  T390]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.032790][  T390]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.032794][  T390]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.032799][  T390]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.032802][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.032804][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.032815][  T390]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.032818][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.032821][  T390]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.032825][  T390]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.032829][  T390]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.032830][  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))
[   28.032833][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.032835][  T390]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.032839][  T390]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.032843][  T390]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.032844][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.032850][  T390]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.032852][  T390]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.032854][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.032856][  T390]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   28.032860][  T390]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.032862][  T390]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.032865][  T390]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.032868][  T390]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.032870][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.032872][  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))
[   28.032874][  T390]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   28.032878][  T390]  _printk (kernel/printk/printk.c:2504)
[   28.032882][  T390]  ? snapshot_read.cold (user.c:?)
[   28.032884][  T390]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.032887][  T390]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.032889][  T390]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.032891][  T390]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   28.032895][  T390]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   28.032897][  T390]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   28.032900][  T390]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   28.032902][  T390]  ? netdev_notice (net/core/dev.c:13194)
[   28.032905][  T390]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.032908][  T390]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.032911][  T390]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   28.032915][  T390]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   28.032917][  T390]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   28.032920][  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))
[   28.032926][  T390]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   28.032929][  T390]  ? __kernel_text_address (kernel/extable.c:79)
[   28.032932][  T390]  ? write_profile (profile.c:?)
[   28.032936][  T390]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   28.032941][  T390]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   28.032946][  T390]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   28.032948][  T390]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   28.032950][  T390]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   28.032952][  T390]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   28.032955][  T390]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.032957][  T390]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.032959][  T390]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.032962][  T390]  ? kasan_save_stack (mm/kasan/common.c:58)
[   28.032965][  T390]  ? kasan_save_stack (mm/kasan/common.c:57)
[   28.032967][  T390]  ? kasan_save_track (mm/kasan/common.c:78)
[   28.032970][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.032972][  T390]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   28.032975][  T390]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   28.032980][  T390]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.032983][  T390]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   28.032985][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.032987][  T390]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.032989][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.032990][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.032992][  T390]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   28.032995][  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)
[   28.032998][  T390]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   28.033001][  T390]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   28.033004][  T390]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   28.033006][  T390]  ? nla_get_range_signed (lib/nlattr.c:270)
[   28.033012][  T390]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   28.033018][  T390]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   28.033023][  T390]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.033025][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.033030][  T390]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.033032][  T390]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.033034][  T390]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.033036][  T390]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.033040][  T390]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.033043][  T390]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   28.033046][  T390]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.033047][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.033052][  T390]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.033054][  T390]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.033058][  T390]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   28.033060][  T390]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.033063][  T390]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.033069][  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))
[   28.033071][  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))
[   28.033075][  T390]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.033079][  T390]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.033082][  T390]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   28.033086][  T390]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   28.033090][  T390]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   28.033092][  T390]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.033095][  T390]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   28.033099][  T390]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   28.033103][  T390]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   28.033105][  T390]  ? copy_msghdr_from_user (net/socket.c:2650)
[   28.033108][  T390]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   28.033109][  T390]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   28.033117][  T390]  ___sys_sendmsg (net/socket.c:2767)
[   28.033122][  T390]  ? copy_msghdr_from_user (net/socket.c:2619)
[   28.033139][  T390]  __sys_sendmsg (net/socket.c:2799)
[   28.033142][  T390]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   28.033148][  T390]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.033152][  T390]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.033155][  T390]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   28.033158][  T390]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.033161][  T390] RIP: 0033:0x7f3dbb2f254e
[   28.033165][  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
[   28.033166][  T390] RSP: 002b:00007ffdebced1c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.033169][  T390] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3dbb2f254e
[   28.033170][  T390] RDX: 0000000000000000 RSI: 00007ffdebced270 RDI: 0000000000000005
[   28.033171][  T390] RBP: 00007ffdebced1d0 R08: 0000000000000000 R09: 0000000000000000
[   28.033172][  T390] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915359
[   28.033173][  T390] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdebced940
| [   29.137341][  T400] softirqs last disabled at (15298): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   29.137344][  T400] Preemption disabled at:
| [   29.137344][  T400] vprintk_emit (kernel/printk/printk.c:2471)
| [   29.137353][  T400] Tainted: [W]=WARN
[   29.137354][  T400] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   29.137356][  T400] Call Trace:
[   29.137358][  T400]  <TASK>
[   29.137360][  T400]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   29.137365][  T400]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   29.137366][  T400]  __might_resched.cold (kernel/sched/core.c:9234)
[   29.137371][  T400]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   29.137375][  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)
[   29.137380][  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))
[   29.137382][  T400]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.137389][  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)
[   29.137392][  T400]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   29.137395][  T400]  put_chars (drivers/char/virtio_console.c:1176)
[   29.137398][  T400]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   29.137402][  T400]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.137406][  T400]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   29.137411][  T400]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   29.137414][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.137416][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.137421][  T400]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   29.137425][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.137428][  T400]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.137432][  T400]  console_emit_next_record (kernel/printk/printk.c:3183)
[   29.137436][  T400]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   29.137437][  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))
[   29.137440][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.137442][  T400]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.137447][  T400]  console_flush_one_record (kernel/printk/printk.c:3268)
[   29.137451][  T400]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   29.137452][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.137458][  T400]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   29.137460][  T400]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   29.137462][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.137464][  T400]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   29.137468][  T400]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   29.137470][  T400]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   29.137473][  T400]  vprintk_emit (kernel/printk/printk.c:2479)
[   29.137477][  T400]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   29.137479][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.137482][  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))
[   29.137485][  T400]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   29.137491][  T400]  _printk (kernel/printk/printk.c:2504)
[   29.137496][  T400]  ? snapshot_read.cold (user.c:?)
[   29.137498][  T400]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.137503][  T400]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.137506][  T400]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   29.137509][  T400]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   29.137513][  T400]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   29.137518][  T400]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   29.137521][  T400]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   29.137525][  T400]  ? netdev_notice (net/core/dev.c:13194)
[   29.137529][  T400]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.137534][  T400]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.137537][  T400]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   29.137541][  T400]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   29.137543][  T400]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   29.137547][  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))
[   29.137553][  T400]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   29.137556][  T400]  ? __kernel_text_address (kernel/extable.c:79)
[   29.137559][  T400]  ? write_profile (profile.c:?)
[   29.137563][  T400]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   29.137569][  T400]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   29.137574][  T400]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   29.137576][  T400]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   29.137578][  T400]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   29.137580][  T400]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   29.137584][  T400]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   29.137586][  T400]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   29.137588][  T400]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   29.137591][  T400]  ? kasan_save_stack (mm/kasan/common.c:58)
[   29.137594][  T400]  ? kasan_save_stack (mm/kasan/common.c:57)
[   29.137596][  T400]  ? kasan_save_track (mm/kasan/common.c:78)
[   29.137599][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.137601][  T400]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   29.137604][  T400]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   29.137609][  T400]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.137611][  T400]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   29.137614][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.137616][  T400]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   29.137618][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.137619][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.137621][  T400]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   29.137624][  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)
[   29.137628][  T400]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   29.137630][  T400]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   29.137634][  T400]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   29.137636][  T400]  ? nla_get_range_signed (lib/nlattr.c:270)
[   29.137642][  T400]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   29.137647][  T400]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   29.137652][  T400]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.137654][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.137659][  T400]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.137661][  T400]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.137663][  T400]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.137665][  T400]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.137669][  T400]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   29.137672][  T400]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   29.137675][  T400]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.137676][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   29.137681][  T400]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   29.137683][  T400]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   29.137687][  T400]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   29.137689][  T400]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   29.137692][  T400]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   29.137698][  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))
[   29.137700][  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))
[   29.137704][  T400]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   29.137708][  T400]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   29.137711][  T400]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   29.137716][  T400]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   29.137719][  T400]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   29.137721][  T400]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   29.137724][  T400]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   29.137728][  T400]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   29.137732][  T400]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   29.137735][  T400]  ? copy_msghdr_from_user (net/socket.c:2650)
[   29.137737][  T400]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   29.137739][  T400]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   29.137746][  T400]  ___sys_sendmsg (net/socket.c:2767)
[   29.137749][  T400]  ? copy_msghdr_from_user (net/socket.c:2619)
[   29.137766][  T400]  __sys_sendmsg (net/socket.c:2799)
[   29.137769][  T400]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   29.137776][  T400]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   29.137779][  T400]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   29.137782][  T400]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   29.137785][  T400]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   29.137787][  T400] RIP: 0033:0x7f8d8e8e154e
[   29.137792][  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
[   29.137793][  T400] RSP: 002b:00007ffec9310e90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   29.137796][  T400] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8d8e8e154e
[   29.137798][  T400] RDX: 0000000000000000 RSI: 00007ffec9310f40 RDI: 0000000000000005
[   29.137798][  T400] RBP: 00007ffec9310ea0 R08: 0000000000000000 R09: 0000000000000000
[   29.137799][  T400] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91535a
[   29.137800][  T400] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffec9311610
| [   30.141407][  T408] softirqs last disabled at (34220): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   30.141409][  T408] Preemption disabled at:
| [   30.141410][  T408] vprintk_emit (kernel/printk/printk.c:2471)
| [   30.141418][  T408] Tainted: [W]=WARN
[   30.141419][  T408] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.141421][  T408] Call Trace:
[   30.141422][  T408]  <TASK>
[   30.141424][  T408]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   30.141429][  T408]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   30.141431][  T408]  __might_resched.cold (kernel/sched/core.c:9234)
[   30.141435][  T408]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   30.141439][  T408]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   30.141444][  T408]  __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))
[   30.141446][  T408]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.141453][  T408]  ? 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)
[   30.141456][  T408]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.141460][  T408]  put_chars (drivers/char/virtio_console.c:1176)
[   30.141463][  T408]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   30.141466][  T408]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.141470][  T408]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.141475][  T408]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   30.141478][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.141480][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.141485][  T408]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   30.141489][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.141491][  T408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.141496][  T408]  console_emit_next_record (kernel/printk/printk.c:3183)
[   30.141500][  T408]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   30.141501][  T408]  ? 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))
[   30.141504][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.141506][  T408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.141510][  T408]  console_flush_one_record (kernel/printk/printk.c:3268)
[   30.141514][  T408]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   30.141515][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.141521][  T408]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   30.141524][  T408]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   30.141525][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.141527][  T408]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   30.141531][  T408]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   30.141533][  T408]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   30.141536][  T408]  vprintk_emit (kernel/printk/printk.c:2479)
[   30.141539][  T408]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   30.141541][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.141544][  T408]  ? 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))
[   30.141546][  T408]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   30.141550][  T408]  _printk (kernel/printk/printk.c:2504)
[   30.141553][  T408]  ? snapshot_read.cold (user.c:?)
[   30.141555][  T408]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.141558][  T408]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.141560][  T408]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.141563][  T408]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   30.141566][  T408]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   30.141569][  T408]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   30.141571][  T408]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   30.141574][  T408]  ? netdev_notice (net/core/dev.c:13194)
[   30.141577][  T408]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.141580][  T408]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.141582][  T408]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   30.141586][  T408]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   30.141588][  T408]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   30.141592][  T408]  ? 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))
[   30.141598][  T408]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   30.141601][  T408]  ? __kernel_text_address (kernel/extable.c:79)
[   30.141604][  T408]  ? write_profile (profile.c:?)
[   30.141608][  T408]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   30.141613][  T408]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   30.141618][  T408]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   30.141621][  T408]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   30.141622][  T408]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   30.141624][  T408]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   30.141628][  T408]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.141630][  T408]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.141632][  T408]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.141635][  T408]  ? kasan_save_stack (mm/kasan/common.c:58)
[   30.141638][  T408]  ? kasan_save_stack (mm/kasan/common.c:57)
[   30.141640][  T408]  ? kasan_save_track (mm/kasan/common.c:78)
[   30.141643][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.141645][  T408]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   30.141648][  T408]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   30.141653][  T408]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.141655][  T408]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   30.141658][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.141660][  T408]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.141662][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.141663][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.141665][  T408]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   30.141668][  T408]  ? __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)
[   30.141671][  T408]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   30.141674][  T408]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   30.141677][  T408]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   30.141679][  T408]  ? nla_get_range_signed (lib/nlattr.c:270)
[   30.141685][  T408]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   30.141690][  T408]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   30.141696][  T408]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.141698][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.141703][  T408]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.141705][  T408]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.141707][  T408]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.141709][  T408]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.141713][  T408]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   30.141715][  T408]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   30.141719][  T408]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.141720][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.141725][  T408]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.141727][  T408]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.141731][  T408]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   30.141733][  T408]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.141736][  T408]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.141742][  T408]  ? 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))
[   30.141743][  T408]  ? 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))
[   30.141748][  T408]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.141752][  T408]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.141755][  T408]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   30.141759][  T408]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   30.141763][  T408]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   30.141764][  T408]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.141768][  T408]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   30.141771][  T408]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   30.141775][  T408]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   30.141778][  T408]  ? copy_msghdr_from_user (net/socket.c:2650)
[   30.141780][  T408]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   30.141782][  T408]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   30.141789][  T408]  ___sys_sendmsg (net/socket.c:2767)
[   30.141792][  T408]  ? copy_msghdr_from_user (net/socket.c:2619)
[   30.141809][  T408]  __sys_sendmsg (net/socket.c:2799)
[   30.141812][  T408]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   30.141819][  T408]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.141822][  T408]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   30.141829][  T408]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   30.141832][  T408]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.141835][  T408] RIP: 0033:0x7f58d253b54e
[   30.141839][  T408] 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
[   30.141841][  T408] RSP: 002b:00007ffeda10a0e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.141843][  T408] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f58d253b54e
[   30.141845][  T408] RDX: 0000000000000000 RSI: 00007ffeda10a190 RDI: 0000000000000005
[   30.141846][  T408] RBP: 00007ffeda10a0f0 R08: 0000000000000000 R09: 0000000000000000
[   30.141847][  T408] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91535b
[   30.141847][  T408] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeda10a860
| [   31.286410][  T418] softirqs last disabled at (16854): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   31.286412][  T418] Preemption disabled at:
| [   31.286413][  T418] vprintk_emit (kernel/printk/printk.c:2471)
| [   31.286422][  T418] Tainted: [W]=WARN
[   31.286423][  T418] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.286424][  T418] Call Trace:
[   31.286426][  T418]  <TASK>
[   31.286427][  T418]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   31.286432][  T418]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   31.286434][  T418]  __might_resched.cold (kernel/sched/core.c:9234)
[   31.286439][  T418]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   31.286442][  T418]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   31.286447][  T418]  __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))
[   31.286450][  T418]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.286456][  T418]  ? 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)
[   31.286459][  T418]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.286463][  T418]  put_chars (drivers/char/virtio_console.c:1176)
[   31.286466][  T418]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   31.286469][  T418]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.286473][  T418]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   31.286478][  T418]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   31.286482][  T418]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.286484][  T418]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.286489][  T418]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   31.286492][  T418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.286495][  T418]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.286499][  T418]  console_emit_next_record (kernel/printk/printk.c:3183)
[   31.286503][  T418]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   31.286505][  T418]  ? 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))
[   31.286507][  T418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.286510][  T418]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.286514][  T418]  console_flush_one_record (kernel/printk/printk.c:3268)
[   31.286518][  T418]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   31.286519][  T418]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.286525][  T418]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   31.286528][  T418]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   31.286529][  T418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.286531][  T418]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   31.286535][  T418]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   31.286537][  T418]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   31.286540][  T418]  vprintk_emit (kernel/printk/printk.c:2479)
[   31.286544][  T418]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   31.286546][  T418]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.286548][  T418]  ? 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))
[   31.286550][  T418]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   31.286555][  T418]  _printk (kernel/printk/printk.c:2504)
[   31.286558][  T418]  ? snapshot_read.cold (user.c:?)
[   31.286560][  T418]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   31.286563][  T418]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.286565][  T418]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   31.286567][  T418]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   31.286571][  T418]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   31.286574][  T418]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   31.286576][  T418]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   31.286579][  T418]  ? netdev_notice (net/core/dev.c:13194)
[   31.286581][  T418]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.286584][  T418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.286587][  T418]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   31.286591][  T418]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   31.286593][  T418]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   31.286597][  T418]  ? 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))
[   31.286603][  T418]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   31.286606][  T418]  ? __kernel_text_address (kernel/extable.c:79)
[   31.286609][  T418]  ? write_profile (profile.c:?)
[   31.286613][  T418]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   31.286618][  T418]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   31.286623][  T418]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   31.286625][  T418]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   31.286627][  T418]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.286629][  T418]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.286633][  T418]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   31.286635][  T418]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.286637][  T418]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   31.286640][  T418]  ? kasan_save_stack (mm/kasan/common.c:58)
[   31.286643][  T418]  ? kasan_save_stack (mm/kasan/common.c:57)
[   31.286645][  T418]  ? kasan_save_track (mm/kasan/common.c:78)
[   31.286648][  T418]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.286650][  T418]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   31.286653][  T418]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   31.286658][  T418]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.286660][  T418]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   31.286663][  T418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.286665][  T418]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.286667][  T418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.286668][  T418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.286670][  T418]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   31.286672][  T418]  ? __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)
[   31.286676][  T418]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   31.286678][  T418]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   31.286682][  T418]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   31.286684][  T418]  ? nla_get_range_signed (lib/nlattr.c:270)
[   31.286690][  T418]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   31.286696][  T418]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   31.286701][  T418]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   31.286703][  T418]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.286708][  T418]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.286710][  T418]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.286713][  T418]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   31.286715][  T418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.286719][  T418]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   31.286721][  T418]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   31.286724][  T418]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.286726][  T418]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.286731][  T418]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.286733][  T418]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.286737][  T418]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   31.286738][  T418]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.286742][  T418]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.286748][  T418]  ? 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))
[   31.286750][  T418]  ? 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))
[   31.286754][  T418]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.286758][  T418]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.286761][  T418]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   31.286766][  T418]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   31.286770][  T418]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   31.286771][  T418]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.286775][  T418]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   31.286778][  T418]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   31.286782][  T418]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   31.286785][  T418]  ? copy_msghdr_from_user (net/socket.c:2650)
[   31.286787][  T418]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   31.286789][  T418]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   31.286797][  T418]  ___sys_sendmsg (net/socket.c:2767)
[   31.286800][  T418]  ? copy_msghdr_from_user (net/socket.c:2619)
[   31.286817][  T418]  __sys_sendmsg (net/socket.c:2799)
[   31.286820][  T418]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   31.286827][  T418]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.286830][  T418]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   31.286836][  T418]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   31.286840][  T418]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.286842][  T418] RIP: 0033:0x7f962e79854e
[   31.286846][  T418] 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
[   31.286847][  T418] RSP: 002b:00007fffe0dbb720 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.286850][  T418] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f962e79854e
[   31.286852][  T418] RDX: 0000000000000000 RSI: 00007fffe0dbb7d0 RDI: 0000000000000005
[   31.286853][  T418] RBP: 00007fffe0dbb730 R08: 0000000000000000 R09: 0000000000000000
[   31.286853][  T418] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91535c
[   31.286854][  T418] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffe0dbbea0
| [   32.377101][  T428] softirqs last disabled at (25690): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   32.377103][  T428] Preemption disabled at:
| [   32.377104][  T428] vprintk_emit (kernel/printk/printk.c:2471)
| [   32.377113][  T428] Tainted: [W]=WARN
[   32.377114][  T428] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.377116][  T428] Call Trace:
[   32.377117][  T428]  <TASK>
[   32.377119][  T428]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   32.377126][  T428]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   32.377128][  T428]  __might_resched.cold (kernel/sched/core.c:9234)
[   32.377132][  T428]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   32.377136][  T428]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   32.377141][  T428]  __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))
[   32.377144][  T428]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.377150][  T428]  ? 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)
[   32.377153][  T428]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.377157][  T428]  put_chars (drivers/char/virtio_console.c:1176)
[   32.377160][  T428]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   32.377163][  T428]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.377167][  T428]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   32.377172][  T428]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   32.377175][  T428]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.377177][  T428]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.377182][  T428]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   32.377186][  T428]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.377188][  T428]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.377193][  T428]  console_emit_next_record (kernel/printk/printk.c:3183)
[   32.377197][  T428]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   32.377198][  T428]  ? 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))
[   32.377201][  T428]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.377203][  T428]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.377207][  T428]  console_flush_one_record (kernel/printk/printk.c:3268)
[   32.377211][  T428]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   32.377213][  T428]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.377218][  T428]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   32.377221][  T428]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   32.377222][  T428]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.377224][  T428]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   32.377228][  T428]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   32.377230][  T428]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   32.377233][  T428]  vprintk_emit (kernel/printk/printk.c:2479)
[   32.377237][  T428]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   32.377239][  T428]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.377241][  T428]  ? 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))
[   32.377243][  T428]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   32.377247][  T428]  _printk (kernel/printk/printk.c:2504)
[   32.377251][  T428]  ? snapshot_read.cold (user.c:?)
[   32.377253][  T428]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   32.377256][  T428]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.377258][  T428]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   32.377261][  T428]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   32.377264][  T428]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   32.377267][  T428]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   32.377269][  T428]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   32.377272][  T428]  ? netdev_notice (net/core/dev.c:13194)
[   32.377274][  T428]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.377278][  T428]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.377280][  T428]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   32.377284][  T428]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   32.377286][  T428]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   32.377290][  T428]  ? 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))
[   32.377296][  T428]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   32.377298][  T428]  ? __kernel_text_address (kernel/extable.c:79)
[   32.377301][  T428]  ? write_profile (profile.c:?)
[   32.377305][  T428]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   32.377310][  T428]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   32.377316][  T428]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   32.377318][  T428]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   32.377319][  T428]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   32.377322][  T428]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   32.377325][  T428]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   32.377327][  T428]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.377330][  T428]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   32.377333][  T428]  ? kasan_save_stack (mm/kasan/common.c:58)
[   32.377335][  T428]  ? kasan_save_stack (mm/kasan/common.c:57)
[   32.377337][  T428]  ? kasan_save_track (mm/kasan/common.c:78)
[   32.377340][  T428]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.377342][  T428]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   32.377345][  T428]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   32.377350][  T428]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.377353][  T428]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   32.377355][  T428]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.377357][  T428]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.377359][  T428]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.377361][  T428]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.377362][  T428]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   32.377365][  T428]  ? __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)
[   32.377368][  T428]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   32.377371][  T428]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   32.377375][  T428]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   32.377377][  T428]  ? nla_get_range_signed (lib/nlattr.c:270)
[   32.377383][  T428]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   32.377388][  T428]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   32.377394][  T428]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   32.377395][  T428]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.377400][  T428]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.377403][  T428]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.377405][  T428]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   32.377407][  T428]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.377411][  T428]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   32.377413][  T428]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   32.377416][  T428]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.377418][  T428]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.377423][  T428]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.377425][  T428]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.377429][  T428]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   32.377431][  T428]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.377434][  T428]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.377440][  T428]  ? 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))
[   32.377442][  T428]  ? 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))
[   32.377446][  T428]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.377450][  T428]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.377453][  T428]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   32.377457][  T428]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   32.377461][  T428]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   32.377463][  T428]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.377466][  T428]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   32.377470][  T428]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   32.377474][  T428]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   32.377476][  T428]  ? copy_msghdr_from_user (net/socket.c:2650)
[   32.377479][  T428]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   32.377480][  T428]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   32.377488][  T428]  ___sys_sendmsg (net/socket.c:2767)
[   32.377491][  T428]  ? copy_msghdr_from_user (net/socket.c:2619)
[   32.377508][  T428]  __sys_sendmsg (net/socket.c:2799)
[   32.377511][  T428]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   32.377518][  T428]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.377521][  T428]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   32.377524][  T428]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   32.377527][  T428]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.377529][  T428] RIP: 0033:0x7f1c7fe4854e
[   32.377533][  T428] 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
[   32.377535][  T428] RSP: 002b:00007ffde42f0510 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.377538][  T428] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1c7fe4854e
[   32.377539][  T428] RDX: 0000000000000000 RSI: 00007ffde42f05c0 RDI: 0000000000000005
[   32.377540][  T428] RBP: 00007ffde42f0520 R08: 0000000000000000 R09: 0000000000000000
[   32.377541][  T428] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91535d
[   32.377542][  T428] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffde42f0c90
| [   33.400503][  T437] softirqs last disabled at (29436): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   33.400506][  T437] Preemption disabled at:
| [   33.400507][  T437] vprintk_emit (kernel/printk/printk.c:2471)
| [   33.400516][  T437] Tainted: [W]=WARN
[   33.400517][  T437] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.400518][  T437] Call Trace:
[   33.400520][  T437]  <TASK>
[   33.400521][  T437]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   33.400527][  T437]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   33.400528][  T437]  __might_resched.cold (kernel/sched/core.c:9234)
[   33.400533][  T437]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   33.400536][  T437]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   33.400542][  T437]  __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))
[   33.400544][  T437]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   33.400550][  T437]  ? 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)
[   33.400554][  T437]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   33.400557][  T437]  put_chars (drivers/char/virtio_console.c:1176)
[   33.400560][  T437]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   33.400564][  T437]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.400568][  T437]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   33.400573][  T437]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   33.400576][  T437]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.400578][  T437]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.400583][  T437]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   33.400587][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.400590][  T437]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.400594][  T437]  console_emit_next_record (kernel/printk/printk.c:3183)
[   33.400598][  T437]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   33.400599][  T437]  ? 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))
[   33.400602][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.400604][  T437]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.400608][  T437]  console_flush_one_record (kernel/printk/printk.c:3268)
[   33.400612][  T437]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   33.400614][  T437]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.400620][  T437]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   33.400622][  T437]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   33.400624][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.400626][  T437]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   33.400630][  T437]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   33.400632][  T437]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   33.400635][  T437]  vprintk_emit (kernel/printk/printk.c:2479)
[   33.400639][  T437]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   33.400641][  T437]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.400643][  T437]  ? 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))
[   33.400645][  T437]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   33.400649][  T437]  _printk (kernel/printk/printk.c:2504)
[   33.400653][  T437]  ? snapshot_read.cold (user.c:?)
[   33.400655][  T437]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   33.400658][  T437]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.400660][  T437]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   33.400662][  T437]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   33.400666][  T437]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   33.400668][  T437]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   33.400671][  T437]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   33.400674][  T437]  ? netdev_notice (net/core/dev.c:13194)
[   33.400676][  T437]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   33.400679][  T437]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   33.400682][  T437]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   33.400686][  T437]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   33.400688][  T437]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   33.400691][  T437]  ? 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))
[   33.400698][  T437]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   33.400700][  T437]  ? __kernel_text_address (kernel/extable.c:79)
[   33.400703][  T437]  ? write_profile (profile.c:?)
[   33.400708][  T437]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   33.400713][  T437]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   33.400718][  T437]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   33.400720][  T437]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   33.400721][  T437]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   33.400723][  T437]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.400727][  T437]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   33.400729][  T437]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.400731][  T437]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   33.400734][  T437]  ? kasan_save_stack (mm/kasan/common.c:58)
[   33.400737][  T437]  ? kasan_save_stack (mm/kasan/common.c:57)
[   33.400739][  T437]  ? kasan_save_track (mm/kasan/common.c:78)
[   33.400742][  T437]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.400744][  T437]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   33.400747][  T437]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   33.400752][  T437]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   33.400755][  T437]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   33.400757][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.400759][  T437]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.400761][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.400763][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.400765][  T437]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   33.400767][  T437]  ? __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)
[   33.400771][  T437]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   33.400773][  T437]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   33.400777][  T437]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   33.400779][  T437]  ? nla_get_range_signed (lib/nlattr.c:270)
[   33.400785][  T437]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   33.400791][  T437]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   33.400797][  T437]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.400799][  T437]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.400804][  T437]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   33.400806][  T437]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   33.400808][  T437]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.400810][  T437]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   33.400814][  T437]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.400816][  T437]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   33.400819][  T437]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.400821][  T437]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.400826][  T437]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   33.400828][  T437]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   33.400832][  T437]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   33.400834][  T437]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.400837][  T437]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.400844][  T437]  ? 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))
[   33.400845][  T437]  ? 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))
[   33.400854][  T437]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.400859][  T437]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.400861][  T437]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   33.400866][  T437]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   33.400870][  T437]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   33.400871][  T437]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   33.400875][  T437]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   33.400878][  T437]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   33.400882][  T437]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   33.400885][  T437]  ? copy_msghdr_from_user (net/socket.c:2650)
[   33.400887][  T437]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   33.400889][  T437]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   33.400897][  T437]  ___sys_sendmsg (net/socket.c:2767)
[   33.400900][  T437]  ? copy_msghdr_from_user (net/socket.c:2619)
[   33.400917][  T437]  __sys_sendmsg (net/socket.c:2799)
[   33.400920][  T437]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   33.400927][  T437]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.400930][  T437]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   33.400933][  T437]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   33.400936][  T437]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.400939][  T437] RIP: 0033:0x7f38cef9254e
[   33.400943][  T437] 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
[   33.400945][  T437] RSP: 002b:00007ffdc8da60c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.400947][  T437] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f38cef9254e
[   33.400949][  T437] RDX: 0000000000000000 RSI: 00007ffdc8da6170 RDI: 0000000000000005
[   33.400950][  T437] RBP: 00007ffdc8da60d0 R08: 0000000000000000 R09: 0000000000000000
[   33.400950][  T437] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91535e
[   33.400951][  T437] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdc8da6840
| [   34.559463][  T446] softirqs last disabled at (16492): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   34.559466][  T446] Preemption disabled at:
| [   34.559467][  T446] vprintk_emit (kernel/printk/printk.c:2471)
| [   34.559476][  T446] Tainted: [W]=WARN
[   34.559477][  T446] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.559478][  T446] Call Trace:
[   34.559480][  T446]  <TASK>
[   34.559482][  T446]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   34.559487][  T446]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   34.559489][  T446]  __might_resched.cold (kernel/sched/core.c:9234)
[   34.559493][  T446]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   34.559496][  T446]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   34.559501][  T446]  __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))
[   34.559504][  T446]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.559510][  T446]  ? 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)
[   34.559513][  T446]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.559517][  T446]  put_chars (drivers/char/virtio_console.c:1176)
[   34.559520][  T446]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   34.559524][  T446]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.559527][  T446]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.559532][  T446]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   34.559536][  T446]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.559537][  T446]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.559542][  T446]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   34.559546][  T446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.559549][  T446]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.559553][  T446]  console_emit_next_record (kernel/printk/printk.c:3183)
[   34.559557][  T446]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   34.559558][  T446]  ? 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))
[   34.559561][  T446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.559563][  T446]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.559567][  T446]  console_flush_one_record (kernel/printk/printk.c:3268)
[   34.559571][  T446]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   34.559573][  T446]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.559578][  T446]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   34.559581][  T446]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   34.559582][  T446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.559584][  T446]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   34.559588][  T446]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   34.559590][  T446]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   34.559593][  T446]  vprintk_emit (kernel/printk/printk.c:2479)
[   34.559597][  T446]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   34.559599][  T446]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.559601][  T446]  ? 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))
[   34.559603][  T446]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   34.559607][  T446]  _printk (kernel/printk/printk.c:2504)
[   34.559610][  T446]  ? snapshot_read.cold (user.c:?)
[   34.559612][  T446]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   34.559615][  T446]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.559617][  T446]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.559619][  T446]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   34.559623][  T446]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   34.559626][  T446]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   34.559628][  T446]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   34.559630][  T446]  ? netdev_notice (net/core/dev.c:13194)
[   34.559633][  T446]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.559636][  T446]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.559639][  T446]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   34.559643][  T446]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   34.559645][  T446]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   34.559648][  T446]  ? 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))
[   34.559655][  T446]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   34.559657][  T446]  ? __kernel_text_address (kernel/extable.c:79)
[   34.559660][  T446]  ? write_profile (profile.c:?)
[   34.559664][  T446]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   34.559670][  T446]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   34.559675][  T446]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   34.559677][  T446]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   34.559678][  T446]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   34.559680][  T446]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   34.559684][  T446]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   34.559686][  T446]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.559688][  T446]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.559691][  T446]  ? kasan_save_stack (mm/kasan/common.c:58)
[   34.559694][  T446]  ? kasan_save_stack (mm/kasan/common.c:57)
[   34.559696][  T446]  ? kasan_save_track (mm/kasan/common.c:78)
[   34.559699][  T446]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.559701][  T446]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   34.559704][  T446]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   34.559709][  T446]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.559711][  T446]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   34.559714][  T446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.559716][  T446]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.559718][  T446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.559719][  T446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.559721][  T446]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   34.559724][  T446]  ? __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)
[   34.559727][  T446]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   34.559730][  T446]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   34.559733][  T446]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   34.559735][  T446]  ? nla_get_range_signed (lib/nlattr.c:270)
[   34.559741][  T446]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   34.559747][  T446]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   34.559752][  T446]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   34.559754][  T446]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.559759][  T446]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.559762][  T446]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.559766][  T446]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   34.559769][  T446]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.559775][  T446]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   34.559778][  T446]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   34.559783][  T446]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.559785][  T446]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.559792][  T446]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.559795][  T446]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.559802][  T446]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   34.559804][  T446]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.559809][  T446]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.559817][  T446]  ? 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))
[   34.559819][  T446]  ? 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))
[   34.559823][  T446]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.559827][  T446]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.559830][  T446]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   34.559835][  T446]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   34.559838][  T446]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   34.559840][  T446]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.559843][  T446]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   34.559847][  T446]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   34.559851][  T446]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   34.559853][  T446]  ? copy_msghdr_from_user (net/socket.c:2650)
[   34.559856][  T446]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   34.559863][  T446]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   34.559870][  T446]  ___sys_sendmsg (net/socket.c:2767)
[   34.559873][  T446]  ? copy_msghdr_from_user (net/socket.c:2619)
[   34.559890][  T446]  __sys_sendmsg (net/socket.c:2799)
[   34.559894][  T446]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   34.559900][  T446]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.559904][  T446]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   34.559906][  T446]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   34.559910][  T446]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.559912][  T446] RIP: 0033:0x7fa7f332154e
[   34.559916][  T446] 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
[   34.559918][  T446] RSP: 002b:00007ffdf3101420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   34.559921][  T446] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa7f332154e
[   34.559922][  T446] RDX: 0000000000000000 RSI: 00007ffdf31014d0 RDI: 0000000000000005
[   34.559923][  T446] RBP: 00007ffdf3101430 R08: 0000000000000000 R09: 0000000000000000
[   34.559924][  T446] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915360
[   34.559925][  T446] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdf3101ba0
| [   35.672763][  T456] softirqs last disabled at (33774): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   35.672765][  T456] Preemption disabled at:
| [   35.672766][  T456] vprintk_emit (kernel/printk/printk.c:2471)
| [   35.672775][  T456] Tainted: [W]=WARN
[   35.672776][  T456] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.672778][  T456] Call Trace:
[   35.672780][  T456]  <TASK>
[   35.672781][  T456]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   35.672786][  T456]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   35.672788][  T456]  __might_resched.cold (kernel/sched/core.c:9234)
[   35.672792][  T456]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   35.672796][  T456]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   35.672801][  T456]  __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))
[   35.672804][  T456]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.672809][  T456]  ? 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)
[   35.672813][  T456]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.672816][  T456]  put_chars (drivers/char/virtio_console.c:1176)
[   35.672819][  T456]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   35.672822][  T456]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.672826][  T456]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.672831][  T456]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   35.672834][  T456]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.672836][  T456]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.672841][  T456]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   35.672844][  T456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.672847][  T456]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.672851][  T456]  console_emit_next_record (kernel/printk/printk.c:3183)
[   35.672855][  T456]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   35.672856][  T456]  ? 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))
[   35.672859][  T456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.672861][  T456]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.672865][  T456]  console_flush_one_record (kernel/printk/printk.c:3268)
[   35.672874][  T456]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   35.672875][  T456]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.672880][  T456]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   35.672883][  T456]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   35.672884][  T456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.672886][  T456]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   35.672890][  T456]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   35.672892][  T456]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   35.672895][  T456]  vprintk_emit (kernel/printk/printk.c:2479)
[   35.672898][  T456]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   35.672900][  T456]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.672902][  T456]  ? 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))
[   35.672904][  T456]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   35.672908][  T456]  _printk (kernel/printk/printk.c:2504)
[   35.672912][  T456]  ? snapshot_read.cold (user.c:?)
[   35.672913][  T456]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.672917][  T456]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.672919][  T456]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.672921][  T456]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   35.672924][  T456]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   35.672927][  T456]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   35.672929][  T456]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   35.672932][  T456]  ? netdev_notice (net/core/dev.c:13194)
[   35.672934][  T456]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.672937][  T456]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.672940][  T456]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   35.672944][  T456]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   35.672946][  T456]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   35.672949][  T456]  ? 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))
[   35.672955][  T456]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   35.672958][  T456]  ? __kernel_text_address (kernel/extable.c:79)
[   35.672961][  T456]  ? write_profile (profile.c:?)
[   35.672965][  T456]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   35.672970][  T456]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   35.672975][  T456]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   35.672977][  T456]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   35.672978][  T456]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   35.672980][  T456]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   35.672984][  T456]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.672986][  T456]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.672988][  T456]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.672991][  T456]  ? kasan_save_stack (mm/kasan/common.c:58)
[   35.672994][  T456]  ? kasan_save_stack (mm/kasan/common.c:57)
[   35.672996][  T456]  ? kasan_save_track (mm/kasan/common.c:78)
[   35.672999][  T456]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.673001][  T456]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   35.673004][  T456]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   35.673008][  T456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.673011][  T456]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   35.673013][  T456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.673015][  T456]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.673017][  T456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.673018][  T456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.673020][  T456]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   35.673023][  T456]  ? __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)
[   35.673026][  T456]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   35.673029][  T456]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   35.673032][  T456]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   35.673034][  T456]  ? nla_get_range_signed (lib/nlattr.c:270)
[   35.673040][  T456]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   35.673045][  T456]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   35.673051][  T456]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.673053][  T456]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.673058][  T456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.673060][  T456]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.673062][  T456]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.673064][  T456]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.673068][  T456]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   35.673070][  T456]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   35.673073][  T456]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.673075][  T456]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.673079][  T456]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.673081][  T456]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.673085][  T456]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   35.673087][  T456]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.673090][  T456]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.673096][  T456]  ? 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))
[   35.673097][  T456]  ? 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))
[   35.673102][  T456]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.673106][  T456]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.673108][  T456]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   35.673113][  T456]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   35.673116][  T456]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   35.673118][  T456]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.673123][  T456]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   35.673126][  T456]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   35.673130][  T456]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   35.673133][  T456]  ? copy_msghdr_from_user (net/socket.c:2650)
[   35.673135][  T456]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   35.673137][  T456]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   35.673144][  T456]  ___sys_sendmsg (net/socket.c:2767)
[   35.673147][  T456]  ? copy_msghdr_from_user (net/socket.c:2619)
[   35.673163][  T456]  __sys_sendmsg (net/socket.c:2799)
[   35.673167][  T456]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   35.673173][  T456]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.673176][  T456]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   35.673179][  T456]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   35.673183][  T456]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.673185][  T456] RIP: 0033:0x7fca4b29e54e
[   35.673189][  T456] 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
[   35.673191][  T456] RSP: 002b:00007ffeea64a980 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   35.673193][  T456] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fca4b29e54e
[   35.673195][  T456] RDX: 0000000000000000 RSI: 00007ffeea64aa30 RDI: 0000000000000005
[   35.673195][  T456] RBP: 00007ffeea64a990 R08: 0000000000000000 R09: 0000000000000000
[   35.673196][  T456] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915361
[   35.673197][  T456] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeea64b100
| [   36.771692][  T466] softirqs last disabled at (17072): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   36.771695][  T466] Preemption disabled at:
| [   36.771695][  T466] vprintk_emit (kernel/printk/printk.c:2471)
| [   36.771704][  T466] Tainted: [W]=WARN
[   36.771705][  T466] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.771707][  T466] Call Trace:
[   36.771708][  T466]  <TASK>
[   36.771710][  T466]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   36.771715][  T466]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   36.771717][  T466]  __might_resched.cold (kernel/sched/core.c:9234)
[   36.771721][  T466]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   36.771725][  T466]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   36.771730][  T466]  __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))
[   36.771732][  T466]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.771739][  T466]  ? 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)
[   36.771742][  T466]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.771745][  T466]  put_chars (drivers/char/virtio_console.c:1176)
[   36.771748][  T466]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   36.771752][  T466]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.771756][  T466]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   36.771761][  T466]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   36.771764][  T466]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.771766][  T466]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.771771][  T466]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   36.771775][  T466]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.771778][  T466]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.771782][  T466]  console_emit_next_record (kernel/printk/printk.c:3183)
[   36.771786][  T466]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   36.771787][  T466]  ? 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))
[   36.771790][  T466]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.771792][  T466]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.771796][  T466]  console_flush_one_record (kernel/printk/printk.c:3268)
[   36.771800][  T466]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   36.771802][  T466]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.771807][  T466]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   36.771810][  T466]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   36.771811][  T466]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.771813][  T466]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   36.771817][  T466]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   36.771820][  T466]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   36.771823][  T466]  vprintk_emit (kernel/printk/printk.c:2479)
[   36.771826][  T466]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   36.771828][  T466]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.771830][  T466]  ? 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))
[   36.771832][  T466]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   36.771837][  T466]  _printk (kernel/printk/printk.c:2504)
[   36.771840][  T466]  ? snapshot_read.cold (user.c:?)
[   36.771842][  T466]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   36.771845][  T466]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.771847][  T466]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   36.771850][  T466]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   36.771853][  T466]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   36.771856][  T466]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.771858][  T466]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   36.771861][  T466]  ? netdev_notice (net/core/dev.c:13194)
[   36.771863][  T466]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.771866][  T466]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.771869][  T466]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   36.771873][  T466]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.771880][  T466]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   36.771883][  T466]  ? 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))
[   36.771889][  T466]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   36.771892][  T466]  ? __kernel_text_address (kernel/extable.c:79)
[   36.771895][  T466]  ? write_profile (profile.c:?)
[   36.771899][  T466]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   36.771904][  T466]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.771910][  T466]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   36.771912][  T466]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   36.771913][  T466]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   36.771915][  T466]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   36.771919][  T466]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   36.771921][  T466]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.771923][  T466]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   36.771926][  T466]  ? kasan_save_stack (mm/kasan/common.c:58)
[   36.771929][  T466]  ? kasan_save_stack (mm/kasan/common.c:57)
[   36.771931][  T466]  ? kasan_save_track (mm/kasan/common.c:78)
[   36.771934][  T466]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.771936][  T466]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   36.771939][  T466]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   36.771945][  T466]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.771947][  T466]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   36.771950][  T466]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.771952][  T466]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.771953][  T466]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.771955][  T466]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.771957][  T466]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   36.771959][  T466]  ? __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)
[   36.771963][  T466]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   36.771965][  T466]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   36.771969][  T466]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   36.771971][  T466]  ? nla_get_range_signed (lib/nlattr.c:270)
[   36.771977][  T466]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   36.771982][  T466]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   36.771988][  T466]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.771990][  T466]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.771994][  T466]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.771997][  T466]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.771999][  T466]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.772001][  T466]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.772005][  T466]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   36.772007][  T466]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   36.772010][  T466]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.772011][  T466]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.772016][  T466]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.772018][  T466]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.772022][  T466]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   36.772024][  T466]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.772027][  T466]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.772033][  T466]  ? 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))
[   36.772035][  T466]  ? 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))
[   36.772039][  T466]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.772043][  T466]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.772046][  T466]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   36.772051][  T466]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   36.772055][  T466]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   36.772056][  T466]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.772060][  T466]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   36.772064][  T466]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   36.772068][  T466]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   36.772071][  T466]  ? copy_msghdr_from_user (net/socket.c:2650)
[   36.772073][  T466]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   36.772075][  T466]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   36.772082][  T466]  ___sys_sendmsg (net/socket.c:2767)
[   36.772085][  T466]  ? copy_msghdr_from_user (net/socket.c:2619)
[   36.772102][  T466]  __sys_sendmsg (net/socket.c:2799)
[   36.772105][  T466]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   36.772112][  T466]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.772115][  T466]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   36.772118][  T466]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   36.772124][  T466]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.772126][  T466] RIP: 0033:0x7fb0a92a254e
[   36.772130][  T466] 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
[   36.772132][  T466] RSP: 002b:00007ffeec9d2900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   36.772134][  T466] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb0a92a254e
[   36.772136][  T466] RDX: 0000000000000000 RSI: 00007ffeec9d29b0 RDI: 0000000000000005
[   36.772136][  T466] RBP: 00007ffeec9d2910 R08: 0000000000000000 R09: 0000000000000000
[   36.772137][  T466] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915362
[   36.772138][  T466] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffeec9d3080
| [   37.913035][  T475] softirqs last disabled at (22464): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   37.913038][  T475] Preemption disabled at:
| [   37.913038][  T475] vprintk_emit (kernel/printk/printk.c:2471)
| [   37.913048][  T475] Tainted: [W]=WARN
[   37.913049][  T475] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   37.913051][  T475] Call Trace:
[   37.913052][  T475]  <TASK>
[   37.913054][  T475]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   37.913059][  T475]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   37.913061][  T475]  __might_resched.cold (kernel/sched/core.c:9234)
[   37.913065][  T475]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   37.913068][  T475]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   37.913073][  T475]  __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))
[   37.913076][  T475]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.913082][  T475]  ? 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)
[   37.913085][  T475]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   37.913089][  T475]  put_chars (drivers/char/virtio_console.c:1176)
[   37.913092][  T475]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   37.913095][  T475]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.913099][  T475]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   37.913104][  T475]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   37.913107][  T475]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.913109][  T475]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.913114][  T475]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   37.913118][  T475]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.913122][  T475]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.913127][  T475]  console_emit_next_record (kernel/printk/printk.c:3183)
[   37.913130][  T475]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   37.913131][  T475]  ? 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))
[   37.913134][  T475]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.913136][  T475]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.913141][  T475]  console_flush_one_record (kernel/printk/printk.c:3268)
[   37.913144][  T475]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   37.913146][  T475]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.913151][  T475]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   37.913154][  T475]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   37.913155][  T475]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.913157][  T475]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   37.913161][  T475]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   37.913163][  T475]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   37.913166][  T475]  vprintk_emit (kernel/printk/printk.c:2479)
[   37.913170][  T475]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   37.913172][  T475]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.913174][  T475]  ? 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))
[   37.913176][  T475]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   37.913180][  T475]  _printk (kernel/printk/printk.c:2504)
[   37.913184][  T475]  ? snapshot_read.cold (user.c:?)
[   37.913185][  T475]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   37.913189][  T475]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.913191][  T475]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   37.913193][  T475]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   37.913197][  T475]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   37.913199][  T475]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   37.913202][  T475]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   37.913204][  T475]  ? netdev_notice (net/core/dev.c:13194)
[   37.913207][  T475]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.913210][  T475]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.913213][  T475]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   37.913217][  T475]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   37.913219][  T475]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   37.913222][  T475]  ? 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))
[   37.913228][  T475]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   37.913231][  T475]  ? __kernel_text_address (kernel/extable.c:79)
[   37.913234][  T475]  ? write_profile (profile.c:?)
[   37.913238][  T475]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   37.913243][  T475]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   37.913249][  T475]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   37.913251][  T475]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   37.913252][  T475]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   37.913254][  T475]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   37.913258][  T475]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   37.913260][  T475]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   37.913262][  T475]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   37.913265][  T475]  ? kasan_save_stack (mm/kasan/common.c:58)
[   37.913268][  T475]  ? kasan_save_stack (mm/kasan/common.c:57)
[   37.913270][  T475]  ? kasan_save_track (mm/kasan/common.c:78)
[   37.913273][  T475]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.913275][  T475]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   37.913278][  T475]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   37.913283][  T475]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.913285][  T475]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   37.913288][  T475]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.913290][  T475]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   37.913291][  T475]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.913293][  T475]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.913295][  T475]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   37.913297][  T475]  ? __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)
[   37.913301][  T475]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   37.913303][  T475]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   37.913307][  T475]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   37.913309][  T475]  ? nla_get_range_signed (lib/nlattr.c:270)
[   37.913315][  T475]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   37.913320][  T475]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   37.913326][  T475]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   37.913328][  T475]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.913333][  T475]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.913335][  T475]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.913337][  T475]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   37.913339][  T475]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.913343][  T475]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   37.913345][  T475]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   37.913348][  T475]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.913350][  T475]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   37.913355][  T475]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   37.913357][  T475]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   37.913361][  T475]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   37.913362][  T475]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   37.913365][  T475]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   37.913372][  T475]  ? 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))
[   37.913373][  T475]  ? 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))
[   37.913378][  T475]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   37.913382][  T475]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   37.913385][  T475]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   37.913389][  T475]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   37.913393][  T475]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   37.913394][  T475]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   37.913398][  T475]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   37.913401][  T475]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   37.913406][  T475]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   37.913408][  T475]  ? copy_msghdr_from_user (net/socket.c:2650)
[   37.913410][  T475]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   37.913412][  T475]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   37.913420][  T475]  ___sys_sendmsg (net/socket.c:2767)
[   37.913422][  T475]  ? copy_msghdr_from_user (net/socket.c:2619)
[   37.913439][  T475]  __sys_sendmsg (net/socket.c:2799)
[   37.913443][  T475]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   37.913449][  T475]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   37.913453][  T475]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   37.913455][  T475]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   37.913459][  T475]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   37.913461][  T475] RIP: 0033:0x7f423439754e
[   37.913465][  T475] 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
[   37.913467][  T475] RSP: 002b:00007fffbc335a80 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   37.913470][  T475] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f423439754e
[   37.913471][  T475] RDX: 0000000000000000 RSI: 00007fffbc335b30 RDI: 0000000000000005
[   37.913472][  T475] RBP: 00007fffbc335a90 R08: 0000000000000000 R09: 0000000000000000
[   37.913473][  T475] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915363
[   37.913474][  T475] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffbc336200
| [   38.942946][  T484] softirqs last disabled at (16782): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   38.942948][  T484] Preemption disabled at:
| [   38.942949][  T484] vprintk_emit (kernel/printk/printk.c:2471)
| [   38.942958][  T484] Tainted: [W]=WARN
[   38.942960][  T484] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.942961][  T484] Call Trace:
[   38.942963][  T484]  <TASK>
[   38.942964][  T484]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   38.942969][  T484]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   38.942971][  T484]  __might_resched.cold (kernel/sched/core.c:9234)
[   38.942976][  T484]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   38.942979][  T484]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   38.942984][  T484]  __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))
[   38.942987][  T484]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.942993][  T484]  ? 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)
[   38.942996][  T484]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.942999][  T484]  put_chars (drivers/char/virtio_console.c:1176)
[   38.943002][  T484]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   38.943006][  T484]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.943010][  T484]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   38.943014][  T484]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   38.943018][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.943020][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.943025][  T484]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   38.943028][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.943031][  T484]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.943035][  T484]  console_emit_next_record (kernel/printk/printk.c:3183)
[   38.943039][  T484]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   38.943041][  T484]  ? 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))
[   38.943043][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.943045][  T484]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.943050][  T484]  console_flush_one_record (kernel/printk/printk.c:3268)
[   38.943054][  T484]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   38.943055][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.943062][  T484]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   38.943065][  T484]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   38.943066][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.943068][  T484]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   38.943072][  T484]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   38.943074][  T484]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   38.943077][  T484]  vprintk_emit (kernel/printk/printk.c:2479)
[   38.943081][  T484]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   38.943083][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.943085][  T484]  ? 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))
[   38.943087][  T484]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   38.943091][  T484]  _printk (kernel/printk/printk.c:2504)
[   38.943095][  T484]  ? snapshot_read.cold (user.c:?)
[   38.943097][  T484]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   38.943100][  T484]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.943102][  T484]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   38.943104][  T484]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   38.943107][  T484]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   38.943110][  T484]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   38.943112][  T484]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   38.943115][  T484]  ? netdev_notice (net/core/dev.c:13194)
[   38.943118][  T484]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   38.943123][  T484]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   38.943126][  T484]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   38.943130][  T484]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   38.943132][  T484]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   38.943135][  T484]  ? 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))
[   38.943141][  T484]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   38.943144][  T484]  ? __kernel_text_address (kernel/extable.c:79)
[   38.943147][  T484]  ? write_profile (profile.c:?)
[   38.943151][  T484]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   38.943156][  T484]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   38.943162][  T484]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   38.943164][  T484]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   38.943165][  T484]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   38.943167][  T484]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.943171][  T484]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   38.943173][  T484]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.943175][  T484]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   38.943178][  T484]  ? kasan_save_stack (mm/kasan/common.c:58)
[   38.943181][  T484]  ? kasan_save_stack (mm/kasan/common.c:57)
[   38.943183][  T484]  ? kasan_save_track (mm/kasan/common.c:78)
[   38.943186][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.943188][  T484]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   38.943191][  T484]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   38.943196][  T484]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   38.943198][  T484]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   38.943201][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.943203][  T484]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.943205][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.943206][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.943208][  T484]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   38.943211][  T484]  ? __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)
[   38.943214][  T484]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   38.943217][  T484]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   38.943220][  T484]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   38.943222][  T484]  ? nla_get_range_signed (lib/nlattr.c:270)
[   38.943228][  T484]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   38.943233][  T484]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   38.943239][  T484]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.943241][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.943246][  T484]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   38.943248][  T484]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   38.943250][  T484]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.943252][  T484]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   38.943256][  T484]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.943258][  T484]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   38.943261][  T484]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.943263][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.943268][  T484]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   38.943270][  T484]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   38.943274][  T484]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   38.943275][  T484]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.943278][  T484]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.943285][  T484]  ? 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))
[   38.943286][  T484]  ? 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))
[   38.943291][  T484]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.943294][  T484]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.943297][  T484]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   38.943302][  T484]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   38.943306][  T484]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   38.943307][  T484]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   38.943310][  T484]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   38.943314][  T484]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   38.943318][  T484]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   38.943321][  T484]  ? copy_msghdr_from_user (net/socket.c:2650)
[   38.943323][  T484]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   38.943325][  T484]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   38.943333][  T484]  ___sys_sendmsg (net/socket.c:2767)
[   38.943336][  T484]  ? copy_msghdr_from_user (net/socket.c:2619)
[   38.943353][  T484]  __sys_sendmsg (net/socket.c:2799)
[   38.943356][  T484]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   38.943363][  T484]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.943366][  T484]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   38.943369][  T484]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   38.943373][  T484]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.943375][  T484] RIP: 0033:0x7f9e00a0854e
[   38.943379][  T484] 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
[   38.943381][  T484] RSP: 002b:00007ffcdec01680 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.943383][  T484] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9e00a0854e
[   38.943385][  T484] RDX: 0000000000000000 RSI: 00007ffcdec01730 RDI: 0000000000000005
[   38.943386][  T484] RBP: 00007ffcdec01690 R08: 0000000000000000 R09: 0000000000000000
[   38.943387][  T484] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915364
[   38.943388][  T484] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcdec01e00
| [   39.979694][  T493] softirqs last disabled at (23108): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   39.979697][  T493] Preemption disabled at:
| [   39.979697][  T493] vprintk_emit (kernel/printk/printk.c:2471)
| [   39.979706][  T493] Tainted: [W]=WARN
[   39.979707][  T493] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.979709][  T493] Call Trace:
[   39.979711][  T493]  <TASK>
[   39.979712][  T493]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   39.979718][  T493]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   39.979719][  T493]  __might_resched.cold (kernel/sched/core.c:9234)
[   39.979724][  T493]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   39.979727][  T493]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   39.979732][  T493]  __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))
[   39.979735][  T493]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.979741][  T493]  ? 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)
[   39.979744][  T493]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.979748][  T493]  put_chars (drivers/char/virtio_console.c:1176)
[   39.979751][  T493]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   39.979755][  T493]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.979758][  T493]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.979763][  T493]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   39.979766][  T493]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.979768][  T493]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.979773][  T493]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   39.979777][  T493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.979779][  T493]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.979784][  T493]  console_emit_next_record (kernel/printk/printk.c:3183)
[   39.979787][  T493]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   39.979789][  T493]  ? 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))
[   39.979792][  T493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.979794][  T493]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.979798][  T493]  console_flush_one_record (kernel/printk/printk.c:3268)
[   39.979802][  T493]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   39.979803][  T493]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.979809][  T493]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   39.979811][  T493]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   39.979813][  T493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.979815][  T493]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   39.979819][  T493]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   39.979821][  T493]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   39.979824][  T493]  vprintk_emit (kernel/printk/printk.c:2479)
[   39.979827][  T493]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   39.979829][  T493]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.979831][  T493]  ? 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))
[   39.979833][  T493]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   39.979837][  T493]  _printk (kernel/printk/printk.c:2504)
[   39.979841][  T493]  ? snapshot_read.cold (user.c:?)
[   39.979843][  T493]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   39.979846][  T493]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.979848][  T493]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.979850][  T493]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   39.979854][  T493]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   39.979856][  T493]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   39.979859][  T493]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   39.979861][  T493]  ? netdev_notice (net/core/dev.c:13194)
[   39.979864][  T493]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.979867][  T493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.979870][  T493]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   39.979874][  T493]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   39.979876][  T493]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   39.979879][  T493]  ? 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))
[   39.979886][  T493]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   39.979888][  T493]  ? __kernel_text_address (kernel/extable.c:79)
[   39.979891][  T493]  ? write_profile (profile.c:?)
[   39.979895][  T493]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   39.979906][  T493]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   39.979911][  T493]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   39.979914][  T493]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   39.979915][  T493]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   39.979917][  T493]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   39.979921][  T493]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   39.979923][  T493]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.979925][  T493]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.979928][  T493]  ? kasan_save_stack (mm/kasan/common.c:58)
[   39.979931][  T493]  ? kasan_save_stack (mm/kasan/common.c:57)
[   39.979933][  T493]  ? kasan_save_track (mm/kasan/common.c:78)
[   39.979936][  T493]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.979938][  T493]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   39.979941][  T493]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   39.979947][  T493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.979949][  T493]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   39.979951][  T493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.979953][  T493]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.979955][  T493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.979957][  T493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.979958][  T493]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   39.979961][  T493]  ? __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)
[   39.979964][  T493]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   39.979967][  T493]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   39.979970][  T493]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   39.979972][  T493]  ? nla_get_range_signed (lib/nlattr.c:270)
[   39.979978][  T493]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   39.979984][  T493]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   39.979989][  T493]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   39.979991][  T493]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.979996][  T493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.979998][  T493]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.980001][  T493]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   39.980002][  T493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.980007][  T493]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   39.980009][  T493]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   39.980012][  T493]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.980013][  T493]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.980018][  T493]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.980021][  T493]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.980024][  T493]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   39.980026][  T493]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.980029][  T493]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.980036][  T493]  ? 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))
[   39.980037][  T493]  ? 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))
[   39.980042][  T493]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.980046][  T493]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.980048][  T493]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   39.980053][  T493]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   39.980057][  T493]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   39.980059][  T493]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.980062][  T493]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   39.980066][  T493]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   39.980071][  T493]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   39.980073][  T493]  ? copy_msghdr_from_user (net/socket.c:2650)
[   39.980076][  T493]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   39.980077][  T493]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   39.980085][  T493]  ___sys_sendmsg (net/socket.c:2767)
[   39.980088][  T493]  ? copy_msghdr_from_user (net/socket.c:2619)
[   39.980105][  T493]  __sys_sendmsg (net/socket.c:2799)
[   39.980108][  T493]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   39.980114][  T493]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.980118][  T493]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   39.980122][  T493]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   39.980126][  T493]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.980128][  T493] RIP: 0033:0x7f5864e6a54e
[   39.980132][  T493] 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
[   39.980134][  T493] RSP: 002b:00007ffe923b4890 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   39.980137][  T493] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5864e6a54e
[   39.980138][  T493] RDX: 0000000000000000 RSI: 00007ffe923b4940 RDI: 0000000000000005
[   39.980139][  T493] RBP: 00007ffe923b48a0 R08: 0000000000000000 R09: 0000000000000000
[   39.980140][  T493] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915365
[   39.980141][  T493] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe923b5010
| [   41.014123][  T501] softirqs last disabled at (28400): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   41.014126][  T501] Preemption disabled at:
| [   41.014127][  T501] vprintk_emit (kernel/printk/printk.c:2471)
| [   41.014136][  T501] Tainted: [W]=WARN
[   41.014137][  T501] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.014139][  T501] Call Trace:
[   41.014141][  T501]  <TASK>
[   41.014142][  T501]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   41.014147][  T501]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   41.014149][  T501]  __might_resched.cold (kernel/sched/core.c:9234)
[   41.014154][  T501]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   41.014158][  T501]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   41.014163][  T501]  __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))
[   41.014165][  T501]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   41.014172][  T501]  ? 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)
[   41.014175][  T501]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   41.014179][  T501]  put_chars (drivers/char/virtio_console.c:1176)
[   41.014182][  T501]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   41.014185][  T501]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.014189][  T501]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   41.014194][  T501]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   41.014198][  T501]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.014200][  T501]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.014205][  T501]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   41.014208][  T501]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.014211][  T501]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.014215][  T501]  console_emit_next_record (kernel/printk/printk.c:3183)
[   41.014219][  T501]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   41.014220][  T501]  ? 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))
[   41.014223][  T501]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.014225][  T501]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.014229][  T501]  console_flush_one_record (kernel/printk/printk.c:3268)
[   41.014233][  T501]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   41.014235][  T501]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.014240][  T501]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   41.014243][  T501]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   41.014244][  T501]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.014246][  T501]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   41.014250][  T501]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   41.014252][  T501]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   41.014255][  T501]  vprintk_emit (kernel/printk/printk.c:2479)
[   41.014259][  T501]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   41.014261][  T501]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.014263][  T501]  ? 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))
[   41.014265][  T501]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   41.014269][  T501]  _printk (kernel/printk/printk.c:2504)
[   41.014273][  T501]  ? snapshot_read.cold (user.c:?)
[   41.014274][  T501]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   41.014278][  T501]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.014280][  T501]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   41.014282][  T501]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   41.014285][  T501]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   41.014288][  T501]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   41.014290][  T501]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   41.014293][  T501]  ? netdev_notice (net/core/dev.c:13194)
[   41.014296][  T501]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   41.014299][  T501]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   41.014302][  T501]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   41.014305][  T501]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   41.014307][  T501]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   41.014311][  T501]  ? 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))
[   41.014317][  T501]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   41.014320][  T501]  ? __kernel_text_address (kernel/extable.c:79)
[   41.014323][  T501]  ? write_profile (profile.c:?)
[   41.014327][  T501]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   41.014332][  T501]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   41.014337][  T501]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   41.014339][  T501]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   41.014341][  T501]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   41.014343][  T501]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   41.014347][  T501]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   41.014349][  T501]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   41.014351][  T501]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   41.014354][  T501]  ? kasan_save_stack (mm/kasan/common.c:58)
[   41.014357][  T501]  ? kasan_save_stack (mm/kasan/common.c:57)
[   41.014359][  T501]  ? kasan_save_track (mm/kasan/common.c:78)
[   41.014362][  T501]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.014364][  T501]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   41.014367][  T501]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   41.014372][  T501]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   41.014374][  T501]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   41.014377][  T501]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.014379][  T501]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.014381][  T501]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.014382][  T501]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.014384][  T501]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   41.014387][  T501]  ? __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)
[   41.014390][  T501]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   41.014393][  T501]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   41.014396][  T501]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   41.014398][  T501]  ? nla_get_range_signed (lib/nlattr.c:270)
[   41.014404][  T501]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   41.014410][  T501]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   41.014415][  T501]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.014417][  T501]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.014422][  T501]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   41.014424][  T501]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   41.014426][  T501]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.014428][  T501]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   41.014432][  T501]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   41.014434][  T501]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   41.014438][  T501]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.014439][  T501]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   41.014444][  T501]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   41.014446][  T501]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   41.014450][  T501]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   41.014451][  T501]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.014455][  T501]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.014461][  T501]  ? 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))
[   41.014462][  T501]  ? 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))
[   41.014467][  T501]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.014471][  T501]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.014474][  T501]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   41.014478][  T501]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   41.014482][  T501]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   41.014483][  T501]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   41.014487][  T501]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   41.014490][  T501]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   41.014494][  T501]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   41.014497][  T501]  ? copy_msghdr_from_user (net/socket.c:2650)
[   41.014499][  T501]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   41.014501][  T501]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   41.014508][  T501]  ___sys_sendmsg (net/socket.c:2767)
[   41.014511][  T501]  ? copy_msghdr_from_user (net/socket.c:2619)
[   41.014528][  T501]  __sys_sendmsg (net/socket.c:2799)
[   41.014531][  T501]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   41.014538][  T501]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.014541][  T501]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   41.014544][  T501]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   41.014547][  T501]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.014550][  T501] RIP: 0033:0x7ff02b31f54e
[   41.014554][  T501] 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
[   41.014556][  T501] RSP: 002b:00007ffdd23a6820 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.014558][  T501] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff02b31f54e
[   41.014560][  T501] RDX: 0000000000000000 RSI: 00007ffdd23a68d0 RDI: 0000000000000005
[   41.014560][  T501] RBP: 00007ffdd23a6830 R08: 0000000000000000 R09: 0000000000000000
[   41.014561][  T501] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915366
[   41.014562][  T501] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdd23a6fa0
| [   42.206654][  T511] softirqs last disabled at (28008): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   42.206657][  T511] Preemption disabled at:
| [   42.206657][  T511] vprintk_emit (kernel/printk/printk.c:2471)
| [   42.206667][  T511] Tainted: [W]=WARN
[   42.206668][  T511] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.206669][  T511] Call Trace:
[   42.206671][  T511]  <TASK>
[   42.206672][  T511]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   42.206677][  T511]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   42.206679][  T511]  __might_resched.cold (kernel/sched/core.c:9234)
[   42.206684][  T511]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   42.206687][  T511]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   42.206692][  T511]  __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))
[   42.206695][  T511]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   42.206701][  T511]  ? 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)
[   42.206704][  T511]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   42.206707][  T511]  put_chars (drivers/char/virtio_console.c:1176)
[   42.206710][  T511]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   42.206714][  T511]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.206718][  T511]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   42.206722][  T511]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   42.206726][  T511]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.206728][  T511]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.206733][  T511]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   42.206736][  T511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.206739][  T511]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.206743][  T511]  console_emit_next_record (kernel/printk/printk.c:3183)
[   42.206747][  T511]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   42.206748][  T511]  ? 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))
[   42.206751][  T511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.206753][  T511]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.206757][  T511]  console_flush_one_record (kernel/printk/printk.c:3268)
[   42.206761][  T511]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   42.206763][  T511]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.206768][  T511]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   42.206771][  T511]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   42.206772][  T511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.206774][  T511]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   42.206778][  T511]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   42.206780][  T511]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   42.206783][  T511]  vprintk_emit (kernel/printk/printk.c:2479)
[   42.206787][  T511]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   42.206789][  T511]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.206791][  T511]  ? 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))
[   42.206793][  T511]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   42.206798][  T511]  _printk (kernel/printk/printk.c:2504)
[   42.206801][  T511]  ? snapshot_read.cold (user.c:?)
[   42.206803][  T511]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   42.206806][  T511]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.206808][  T511]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   42.206810][  T511]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   42.206814][  T511]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   42.206816][  T511]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   42.206819][  T511]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   42.206821][  T511]  ? netdev_notice (net/core/dev.c:13194)
[   42.206824][  T511]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   42.206827][  T511]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   42.206830][  T511]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   42.206834][  T511]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   42.206836][  T511]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   42.206839][  T511]  ? 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))
[   42.206845][  T511]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   42.206848][  T511]  ? __kernel_text_address (kernel/extable.c:79)
[   42.206851][  T511]  ? write_profile (profile.c:?)
[   42.206855][  T511]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   42.206860][  T511]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   42.206865][  T511]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   42.206867][  T511]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   42.206869][  T511]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   42.206871][  T511]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   42.206874][  T511]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   42.206876][  T511]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   42.206878][  T511]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   42.206881][  T511]  ? kasan_save_stack (mm/kasan/common.c:58)
[   42.206885][  T511]  ? kasan_save_stack (mm/kasan/common.c:57)
[   42.206886][  T511]  ? kasan_save_track (mm/kasan/common.c:78)
[   42.206889][  T511]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.206891][  T511]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   42.206894][  T511]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   42.206900][  T511]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   42.206902][  T511]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   42.206905][  T511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.206907][  T511]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.206908][  T511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.206910][  T511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.206912][  T511]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   42.206915][  T511]  ? __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)
[   42.206924][  T511]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   42.206926][  T511]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   42.206930][  T511]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   42.206932][  T511]  ? nla_get_range_signed (lib/nlattr.c:270)
[   42.206938][  T511]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   42.206943][  T511]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   42.206949][  T511]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   42.206951][  T511]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.206956][  T511]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   42.206958][  T511]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   42.206960][  T511]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   42.206962][  T511]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   42.206966][  T511]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   42.206969][  T511]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   42.206972][  T511]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.206973][  T511]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   42.206978][  T511]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   42.206980][  T511]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   42.206984][  T511]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   42.206986][  T511]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.206988][  T511]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.206995][  T511]  ? 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))
[   42.206997][  T511]  ? 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))
[   42.207001][  T511]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.207005][  T511]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.207008][  T511]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   42.207012][  T511]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   42.207016][  T511]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   42.207017][  T511]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   42.207021][  T511]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   42.207024][  T511]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   42.207029][  T511]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   42.207031][  T511]  ? copy_msghdr_from_user (net/socket.c:2650)
[   42.207033][  T511]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   42.207035][  T511]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   42.207043][  T511]  ___sys_sendmsg (net/socket.c:2767)
[   42.207046][  T511]  ? copy_msghdr_from_user (net/socket.c:2619)
[   42.207062][  T511]  __sys_sendmsg (net/socket.c:2799)
[   42.207065][  T511]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   42.207072][  T511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.207075][  T511]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   42.207078][  T511]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   42.207081][  T511]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.207084][  T511] RIP: 0033:0x7f764599754e
[   42.207088][  T511] 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
[   42.207090][  T511] RSP: 002b:00007fff847f3fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.207092][  T511] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f764599754e
[   42.207094][  T511] RDX: 0000000000000000 RSI: 00007fff847f4080 RDI: 0000000000000005
[   42.207095][  T511] RBP: 00007fff847f3fe0 R08: 0000000000000000 R09: 0000000000000000
[   42.207096][  T511] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915367
[   42.207096][  T511] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff847f4750
| [   43.254047][  T520] softirqs last disabled at (19200): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   43.254050][  T520] Preemption disabled at:
| [   43.254051][  T520] vprintk_emit (kernel/printk/printk.c:2471)
| [   43.254061][  T520] Tainted: [W]=WARN
[   43.254062][  T520] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   43.254064][  T520] Call Trace:
[   43.254066][  T520]  <TASK>
[   43.254068][  T520]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   43.254073][  T520]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   43.254075][  T520]  __might_resched.cold (kernel/sched/core.c:9234)
[   43.254079][  T520]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   43.254083][  T520]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   43.254088][  T520]  __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))
[   43.254091][  T520]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   43.254097][  T520]  ? 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)
[   43.254100][  T520]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   43.254103][  T520]  put_chars (drivers/char/virtio_console.c:1176)
[   43.254107][  T520]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   43.254110][  T520]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.254114][  T520]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   43.254121][  T520]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   43.254125][  T520]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.254127][  T520]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.254132][  T520]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   43.254136][  T520]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.254138][  T520]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.254143][  T520]  console_emit_next_record (kernel/printk/printk.c:3183)
[   43.254147][  T520]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   43.254148][  T520]  ? 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))
[   43.254151][  T520]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.254153][  T520]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.254157][  T520]  console_flush_one_record (kernel/printk/printk.c:3268)
[   43.254161][  T520]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   43.254163][  T520]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.254168][  T520]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   43.254171][  T520]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   43.254172][  T520]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.254174][  T520]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   43.254178][  T520]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   43.254180][  T520]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   43.254183][  T520]  vprintk_emit (kernel/printk/printk.c:2479)
[   43.254187][  T520]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   43.254189][  T520]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.254191][  T520]  ? 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))
[   43.254193][  T520]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   43.254197][  T520]  _printk (kernel/printk/printk.c:2504)
[   43.254201][  T520]  ? snapshot_read.cold (user.c:?)
[   43.254202][  T520]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   43.254205][  T520]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.254208][  T520]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   43.254210][  T520]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   43.254213][  T520]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   43.254216][  T520]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   43.254219][  T520]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   43.254221][  T520]  ? netdev_notice (net/core/dev.c:13194)
[   43.254224][  T520]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   43.254227][  T520]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   43.254230][  T520]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   43.254234][  T520]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   43.254236][  T520]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   43.254239][  T520]  ? 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))
[   43.254245][  T520]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   43.254248][  T520]  ? __kernel_text_address (kernel/extable.c:79)
[   43.254251][  T520]  ? write_profile (profile.c:?)
[   43.254255][  T520]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   43.254261][  T520]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   43.254266][  T520]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   43.254269][  T520]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   43.254270][  T520]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   43.254272][  T520]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   43.254276][  T520]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   43.254278][  T520]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   43.254280][  T520]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   43.254283][  T520]  ? kasan_save_stack (mm/kasan/common.c:58)
[   43.254286][  T520]  ? kasan_save_stack (mm/kasan/common.c:57)
[   43.254288][  T520]  ? kasan_save_track (mm/kasan/common.c:78)
[   43.254291][  T520]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.254293][  T520]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   43.254296][  T520]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   43.254302][  T520]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   43.254304][  T520]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   43.254308][  T520]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.254310][  T520]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   43.254311][  T520]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.254313][  T520]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.254315][  T520]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   43.254317][  T520]  ? __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)
[   43.254321][  T520]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   43.254323][  T520]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   43.254327][  T520]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   43.254329][  T520]  ? nla_get_range_signed (lib/nlattr.c:270)
[   43.254335][  T520]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   43.254341][  T520]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   43.254346][  T520]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.254348][  T520]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.254353][  T520]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   43.254355][  T520]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   43.254357][  T520]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.254359][  T520]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   43.254364][  T520]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   43.254366][  T520]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   43.254369][  T520]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.254370][  T520]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   43.254375][  T520]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   43.254377][  T520]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   43.254381][  T520]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   43.254383][  T520]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   43.254386][  T520]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   43.254393][  T520]  ? 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))
[   43.254394][  T520]  ? 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))
[   43.254399][  T520]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   43.254403][  T520]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   43.254406][  T520]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   43.254410][  T520]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   43.254414][  T520]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   43.254416][  T520]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   43.254419][  T520]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   43.254423][  T520]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   43.254427][  T520]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   43.254430][  T520]  ? copy_msghdr_from_user (net/socket.c:2650)
[   43.254432][  T520]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   43.254434][  T520]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   43.254442][  T520]  ___sys_sendmsg (net/socket.c:2767)
[   43.254445][  T520]  ? copy_msghdr_from_user (net/socket.c:2619)
[   43.254462][  T520]  __sys_sendmsg (net/socket.c:2799)
[   43.254466][  T520]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   43.254473][  T520]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   43.254476][  T520]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   43.254479][  T520]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   43.254482][  T520]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   43.254485][  T520] RIP: 0033:0x7f8c6ff5054e
[   43.254489][  T520] 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
[   43.254491][  T520] RSP: 002b:00007ffd1226b470 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   43.254494][  T520] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f8c6ff5054e
[   43.254495][  T520] RDX: 0000000000000000 RSI: 00007ffd1226b520 RDI: 0000000000000005
[   43.254496][  T520] RBP: 00007ffd1226b480 R08: 0000000000000000 R09: 0000000000000000
[   43.254497][  T520] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915368
[   43.254498][  T520] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd1226bbf0
| [   44.297704][  T527] softirqs last disabled at (23304): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   44.297707][  T527] Preemption disabled at:
| [   44.297707][  T527] vprintk_emit (kernel/printk/printk.c:2471)
| [   44.297717][  T527] Tainted: [W]=WARN
[   44.297718][  T527] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.297720][  T527] Call Trace:
[   44.297721][  T527]  <TASK>
[   44.297723][  T527]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   44.297728][  T527]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   44.297730][  T527]  __might_resched.cold (kernel/sched/core.c:9234)
[   44.297734][  T527]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   44.297738][  T527]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   44.297743][  T527]  __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))
[   44.297745][  T527]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.297752][  T527]  ? 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)
[   44.297755][  T527]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.297758][  T527]  put_chars (drivers/char/virtio_console.c:1176)
[   44.297761][  T527]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   44.297765][  T527]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.297769][  T527]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   44.297774][  T527]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   44.297778][  T527]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.297779][  T527]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.297784][  T527]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   44.297788][  T527]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.297791][  T527]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.297795][  T527]  console_emit_next_record (kernel/printk/printk.c:3183)
[   44.297799][  T527]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   44.297800][  T527]  ? 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))
[   44.297803][  T527]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.297805][  T527]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.297810][  T527]  console_flush_one_record (kernel/printk/printk.c:3268)
[   44.297813][  T527]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   44.297815][  T527]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.297821][  T527]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   44.297823][  T527]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   44.297825][  T527]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.297827][  T527]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   44.297831][  T527]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   44.297833][  T527]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   44.297836][  T527]  vprintk_emit (kernel/printk/printk.c:2479)
[   44.297839][  T527]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   44.297841][  T527]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.297843][  T527]  ? 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))
[   44.297845][  T527]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   44.297849][  T527]  _printk (kernel/printk/printk.c:2504)
[   44.297853][  T527]  ? snapshot_read.cold (user.c:?)
[   44.297855][  T527]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   44.297858][  T527]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.297860][  T527]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   44.297862][  T527]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   44.297866][  T527]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   44.297868][  T527]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   44.297871][  T527]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   44.297873][  T527]  ? netdev_notice (net/core/dev.c:13194)
[   44.297876][  T527]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   44.297879][  T527]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   44.297882][  T527]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   44.297886][  T527]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   44.297888][  T527]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   44.297891][  T527]  ? 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))
[   44.297897][  T527]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   44.297900][  T527]  ? __kernel_text_address (kernel/extable.c:79)
[   44.297903][  T527]  ? write_profile (profile.c:?)
[   44.297907][  T527]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   44.297913][  T527]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   44.297917][  T527]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   44.297920][  T527]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   44.297921][  T527]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   44.297923][  T527]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   44.297927][  T527]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   44.297929][  T527]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   44.297936][  T527]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   44.297940][  T527]  ? kasan_save_stack (mm/kasan/common.c:58)
[   44.297942][  T527]  ? kasan_save_stack (mm/kasan/common.c:57)
[   44.297944][  T527]  ? kasan_save_track (mm/kasan/common.c:78)
[   44.297947][  T527]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.297949][  T527]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   44.297952][  T527]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   44.297957][  T527]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   44.297960][  T527]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   44.297962][  T527]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.297964][  T527]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.297966][  T527]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.297967][  T527]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.297970][  T527]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   44.297972][  T527]  ? __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)
[   44.297976][  T527]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   44.297978][  T527]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   44.297982][  T527]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   44.297984][  T527]  ? nla_get_range_signed (lib/nlattr.c:270)
[   44.297990][  T527]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   44.297995][  T527]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   44.298001][  T527]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.298003][  T527]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.298008][  T527]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   44.298010][  T527]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   44.298012][  T527]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.298014][  T527]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   44.298018][  T527]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.298020][  T527]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.298024][  T527]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.298025][  T527]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   44.298030][  T527]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   44.298032][  T527]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   44.298036][  T527]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   44.298038][  T527]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.298041][  T527]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.298047][  T527]  ? 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))
[   44.298049][  T527]  ? 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))
[   44.298053][  T527]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.298057][  T527]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.298060][  T527]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   44.298065][  T527]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.298069][  T527]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   44.298070][  T527]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   44.298074][  T527]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   44.298077][  T527]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   44.298081][  T527]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.298084][  T527]  ? copy_msghdr_from_user (net/socket.c:2650)
[   44.298086][  T527]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   44.298088][  T527]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   44.298096][  T527]  ___sys_sendmsg (net/socket.c:2767)
[   44.298098][  T527]  ? copy_msghdr_from_user (net/socket.c:2619)
[   44.298115][  T527]  __sys_sendmsg (net/socket.c:2799)
[   44.298121][  T527]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   44.298127][  T527]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.298131][  T527]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.298133][  T527]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   44.298137][  T527]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.298139][  T527] RIP: 0033:0x7f5cbd22e54e
[   44.298143][  T527] 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
[   44.298145][  T527] RSP: 002b:00007ffe7c353c90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.298148][  T527] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5cbd22e54e
[   44.298149][  T527] RDX: 0000000000000000 RSI: 00007ffe7c353d40 RDI: 0000000000000005
[   44.298150][  T527] RBP: 00007ffe7c353ca0 R08: 0000000000000000 R09: 0000000000000000
[   44.298151][  T527] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915369
[   44.298152][  T527] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe7c354410
| [   45.395299][  T535] softirqs last disabled at (20714): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   45.395302][  T535] Preemption disabled at:
| [   45.395303][  T535] vprintk_emit (kernel/printk/printk.c:2471)
| [   45.395312][  T535] Tainted: [W]=WARN
[   45.395313][  T535] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.395314][  T535] Call Trace:
[   45.395316][  T535]  <TASK>
[   45.395317][  T535]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   45.395322][  T535]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   45.395324][  T535]  __might_resched.cold (kernel/sched/core.c:9234)
[   45.395329][  T535]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   45.395332][  T535]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   45.395337][  T535]  __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))
[   45.395340][  T535]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.395346][  T535]  ? 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)
[   45.395349][  T535]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.395353][  T535]  put_chars (drivers/char/virtio_console.c:1176)
[   45.395356][  T535]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   45.395360][  T535]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.395364][  T535]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.395369][  T535]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   45.395372][  T535]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.395374][  T535]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.395379][  T535]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   45.395382][  T535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.395385][  T535]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.395390][  T535]  console_emit_next_record (kernel/printk/printk.c:3183)
[   45.395393][  T535]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   45.395395][  T535]  ? 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))
[   45.395398][  T535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.395399][  T535]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.395404][  T535]  console_flush_one_record (kernel/printk/printk.c:3268)
[   45.395408][  T535]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   45.395409][  T535]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.395415][  T535]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   45.395418][  T535]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   45.395419][  T535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.395421][  T535]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   45.395425][  T535]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   45.395427][  T535]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   45.395430][  T535]  vprintk_emit (kernel/printk/printk.c:2479)
[   45.395434][  T535]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   45.395436][  T535]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.395438][  T535]  ? 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))
[   45.395440][  T535]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   45.395444][  T535]  _printk (kernel/printk/printk.c:2504)
[   45.395448][  T535]  ? snapshot_read.cold (user.c:?)
[   45.395450][  T535]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   45.395453][  T535]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.395455][  T535]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.395458][  T535]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   45.395461][  T535]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   45.395464][  T535]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   45.395466][  T535]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   45.395469][  T535]  ? netdev_notice (net/core/dev.c:13194)
[   45.395472][  T535]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.395475][  T535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.395478][  T535]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   45.395482][  T535]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   45.395484][  T535]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   45.395487][  T535]  ? 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))
[   45.395493][  T535]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   45.395496][  T535]  ? __kernel_text_address (kernel/extable.c:79)
[   45.395499][  T535]  ? write_profile (profile.c:?)
[   45.395503][  T535]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   45.395509][  T535]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   45.395514][  T535]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   45.395516][  T535]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   45.395517][  T535]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   45.395520][  T535]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   45.395524][  T535]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   45.395527][  T535]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   45.395530][  T535]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   45.395535][  T535]  ? kasan_save_stack (mm/kasan/common.c:58)
[   45.395538][  T535]  ? kasan_save_stack (mm/kasan/common.c:57)
[   45.395540][  T535]  ? kasan_save_track (mm/kasan/common.c:78)
[   45.395545][  T535]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.395548][  T535]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   45.395551][  T535]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   45.395558][  T535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.395561][  T535]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   45.395566][  T535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.395569][  T535]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.395571][  T535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.395574][  T535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.395577][  T535]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   45.395580][  T535]  ? __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)
[   45.395583][  T535]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   45.395586][  T535]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   45.395590][  T535]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   45.395592][  T535]  ? nla_get_range_signed (lib/nlattr.c:270)
[   45.395598][  T535]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   45.395603][  T535]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   45.395608][  T535]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.395610][  T535]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.395615][  T535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.395618][  T535]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.395620][  T535]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.395622][  T535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.395626][  T535]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.395628][  T535]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.395631][  T535]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.395632][  T535]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   45.395637][  T535]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   45.395639][  T535]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   45.395643][  T535]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.395645][  T535]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.395648][  T535]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.395654][  T535]  ? 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))
[   45.395656][  T535]  ? 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))
[   45.395660][  T535]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.395664][  T535]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.395667][  T535]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   45.395671][  T535]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.395675][  T535]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   45.395676][  T535]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   45.395679][  T535]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   45.395683][  T535]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   45.395688][  T535]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   45.395690][  T535]  ? copy_msghdr_from_user (net/socket.c:2650)
[   45.395692][  T535]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   45.395694][  T535]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   45.395701][  T535]  ___sys_sendmsg (net/socket.c:2767)
[   45.395704][  T535]  ? copy_msghdr_from_user (net/socket.c:2619)
[   45.395720][  T535]  __sys_sendmsg (net/socket.c:2799)
[   45.395724][  T535]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   45.395730][  T535]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.395733][  T535]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.395736][  T535]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   45.395739][  T535]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.395742][  T535] RIP: 0033:0x7fcfa0c4954e
[   45.395746][  T535] 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
[   45.395747][  T535] RSP: 002b:00007ffdaa8dff50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.395750][  T535] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fcfa0c4954e
[   45.395752][  T535] RDX: 0000000000000000 RSI: 00007ffdaa8e0000 RDI: 0000000000000005
[   45.395753][  T535] RBP: 00007ffdaa8dff60 R08: 0000000000000000 R09: 0000000000000000
[   45.395753][  T535] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91536a
[   45.395754][  T535] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdaa8e06d0
| [   46.463946][  T543] softirqs last disabled at (31390): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   46.463954][  T543] Preemption disabled at:
| [   46.463954][  T543] vprintk_emit (kernel/printk/printk.c:2471)
| [   46.463963][  T543] Tainted: [W]=WARN
[   46.463965][  T543] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   46.463967][  T543] Call Trace:
[   46.463969][  T543]  <TASK>
[   46.463971][  T543]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   46.463977][  T543]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   46.463979][  T543]  __might_resched.cold (kernel/sched/core.c:9234)
[   46.463984][  T543]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   46.463987][  T543]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   46.463993][  T543]  __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))
[   46.463995][  T543]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.464002][  T543]  ? 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)
[   46.464005][  T543]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   46.464009][  T543]  put_chars (drivers/char/virtio_console.c:1176)
[   46.464011][  T543]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   46.464015][  T543]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.464019][  T543]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   46.464024][  T543]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   46.464027][  T543]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.464029][  T543]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.464034][  T543]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   46.464037][  T543]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.464040][  T543]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.464045][  T543]  console_emit_next_record (kernel/printk/printk.c:3183)
[   46.464048][  T543]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   46.464050][  T543]  ? 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))
[   46.464052][  T543]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.464054][  T543]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.464058][  T543]  console_flush_one_record (kernel/printk/printk.c:3268)
[   46.464062][  T543]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   46.464064][  T543]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.464069][  T543]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   46.464072][  T543]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   46.464073][  T543]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.464075][  T543]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   46.464079][  T543]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   46.464081][  T543]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   46.464084][  T543]  vprintk_emit (kernel/printk/printk.c:2479)
[   46.464087][  T543]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   46.464089][  T543]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.464091][  T543]  ? 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))
[   46.464093][  T543]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   46.464097][  T543]  _printk (kernel/printk/printk.c:2504)
[   46.464101][  T543]  ? snapshot_read.cold (user.c:?)
[   46.464103][  T543]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   46.464106][  T543]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.464108][  T543]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   46.464110][  T543]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   46.464114][  T543]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   46.464116][  T543]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   46.464121][  T543]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   46.464124][  T543]  ? netdev_notice (net/core/dev.c:13194)
[   46.464127][  T543]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   46.464130][  T543]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   46.464133][  T543]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   46.464136][  T543]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   46.464139][  T543]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   46.464142][  T543]  ? 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))
[   46.464148][  T543]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   46.464151][  T543]  ? __kernel_text_address (kernel/extable.c:79)
[   46.464154][  T543]  ? write_profile (profile.c:?)
[   46.464158][  T543]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   46.464163][  T543]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   46.464167][  T543]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   46.464169][  T543]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   46.464171][  T543]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   46.464173][  T543]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   46.464177][  T543]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   46.464179][  T543]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   46.464181][  T543]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   46.464184][  T543]  ? kasan_save_stack (mm/kasan/common.c:58)
[   46.464187][  T543]  ? kasan_save_stack (mm/kasan/common.c:57)
[   46.464188][  T543]  ? kasan_save_track (mm/kasan/common.c:78)
[   46.464191][  T543]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.464194][  T543]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   46.464197][  T543]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   46.464202][  T543]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   46.464204][  T543]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   46.464207][  T543]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.464208][  T543]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   46.464210][  T543]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.464211][  T543]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.464213][  T543]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   46.464216][  T543]  ? __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)
[   46.464220][  T543]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   46.464222][  T543]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   46.464225][  T543]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   46.464228][  T543]  ? nla_get_range_signed (lib/nlattr.c:270)
[   46.464234][  T543]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   46.464239][  T543]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   46.464245][  T543]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.464247][  T543]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.464251][  T543]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   46.464253][  T543]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   46.464256][  T543]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.464257][  T543]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   46.464261][  T543]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   46.464264][  T543]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   46.464267][  T543]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.464268][  T543]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   46.464273][  T543]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   46.464276][  T543]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   46.464279][  T543]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   46.464281][  T543]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   46.464284][  T543]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   46.464290][  T543]  ? 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))
[   46.464292][  T543]  ? 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))
[   46.464296][  T543]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   46.464300][  T543]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   46.464303][  T543]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   46.464307][  T543]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   46.464311][  T543]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   46.464312][  T543]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   46.464315][  T543]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   46.464319][  T543]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   46.464323][  T543]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   46.464326][  T543]  ? copy_msghdr_from_user (net/socket.c:2650)
[   46.464328][  T543]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   46.464330][  T543]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   46.464337][  T543]  ___sys_sendmsg (net/socket.c:2767)
[   46.464340][  T543]  ? copy_msghdr_from_user (net/socket.c:2619)
[   46.464356][  T543]  __sys_sendmsg (net/socket.c:2799)
[   46.464360][  T543]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   46.464366][  T543]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   46.464369][  T543]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   46.464372][  T543]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   46.464375][  T543]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   46.464378][  T543] RIP: 0033:0x7fab7dd8b54e
[   46.464381][  T543] 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
[   46.464383][  T543] RSP: 002b:00007ffd8390c900 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   46.464386][  T543] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fab7dd8b54e
[   46.464388][  T543] RDX: 0000000000000000 RSI: 00007ffd8390c9b0 RDI: 0000000000000005
[   46.464389][  T543] RBP: 00007ffd8390c910 R08: 0000000000000000 R09: 0000000000000000
[   46.464390][  T543] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91536b
[   46.464391][  T543] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd8390d080
| [   47.630133][  T552] softirqs last disabled at (39030): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   47.630135][  T552] Preemption disabled at:
| [   47.630136][  T552] vprintk_emit (kernel/printk/printk.c:2471)
| [   47.630145][  T552] Tainted: [W]=WARN
[   47.630146][  T552] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   47.630148][  T552] Call Trace:
[   47.630149][  T552]  <TASK>
[   47.630151][  T552]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   47.630156][  T552]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   47.630158][  T552]  __might_resched.cold (kernel/sched/core.c:9234)
[   47.630162][  T552]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   47.630165][  T552]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   47.630171][  T552]  __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))
[   47.630174][  T552]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.630180][  T552]  ? 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)
[   47.630183][  T552]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   47.630186][  T552]  put_chars (drivers/char/virtio_console.c:1176)
[   47.630189][  T552]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   47.630193][  T552]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.630197][  T552]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   47.630202][  T552]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   47.630205][  T552]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.630207][  T552]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.630212][  T552]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   47.630216][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.630219][  T552]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.630223][  T552]  console_emit_next_record (kernel/printk/printk.c:3183)
[   47.630227][  T552]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   47.630229][  T552]  ? 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))
[   47.630231][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.630233][  T552]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.630238][  T552]  console_flush_one_record (kernel/printk/printk.c:3268)
[   47.630242][  T552]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   47.630243][  T552]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.630249][  T552]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   47.630251][  T552]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   47.630253][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.630255][  T552]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   47.630259][  T552]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   47.630261][  T552]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   47.630264][  T552]  vprintk_emit (kernel/printk/printk.c:2479)
[   47.630267][  T552]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   47.630269][  T552]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.630271][  T552]  ? 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))
[   47.630273][  T552]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   47.630278][  T552]  _printk (kernel/printk/printk.c:2504)
[   47.630281][  T552]  ? snapshot_read.cold (user.c:?)
[   47.630283][  T552]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   47.630286][  T552]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.630288][  T552]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   47.630291][  T552]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   47.630294][  T552]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   47.630297][  T552]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   47.630299][  T552]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   47.630302][  T552]  ? netdev_notice (net/core/dev.c:13194)
[   47.630304][  T552]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   47.630308][  T552]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   47.630310][  T552]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   47.630314][  T552]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   47.630317][  T552]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   47.630320][  T552]  ? 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))
[   47.630326][  T552]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   47.630329][  T552]  ? __kernel_text_address (kernel/extable.c:79)
[   47.630332][  T552]  ? write_profile (profile.c:?)
[   47.630337][  T552]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   47.630342][  T552]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   47.630347][  T552]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   47.630349][  T552]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   47.630351][  T552]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   47.630353][  T552]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   47.630356][  T552]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   47.630359][  T552]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   47.630361][  T552]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   47.630364][  T552]  ? kasan_save_stack (mm/kasan/common.c:58)
[   47.630367][  T552]  ? kasan_save_stack (mm/kasan/common.c:57)
[   47.630368][  T552]  ? kasan_save_track (mm/kasan/common.c:78)
[   47.630371][  T552]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.630374][  T552]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   47.630377][  T552]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   47.630382][  T552]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   47.630384][  T552]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   47.630387][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.630389][  T552]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   47.630391][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.630392][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.630394][  T552]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   47.630396][  T552]  ? __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)
[   47.630400][  T552]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   47.630402][  T552]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   47.630406][  T552]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   47.630408][  T552]  ? nla_get_range_signed (lib/nlattr.c:270)
[   47.630414][  T552]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   47.630419][  T552]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   47.630425][  T552]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.630427][  T552]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.630432][  T552]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   47.630434][  T552]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   47.630436][  T552]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.630438][  T552]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   47.630442][  T552]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   47.630444][  T552]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   47.630448][  T552]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.630449][  T552]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   47.630454][  T552]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   47.630456][  T552]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   47.630460][  T552]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   47.630462][  T552]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   47.630465][  T552]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   47.630471][  T552]  ? 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))
[   47.630473][  T552]  ? 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))
[   47.630477][  T552]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   47.630481][  T552]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   47.630484][  T552]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   47.630488][  T552]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   47.630492][  T552]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   47.630494][  T552]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   47.630497][  T552]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   47.630501][  T552]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   47.630505][  T552]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   47.630508][  T552]  ? copy_msghdr_from_user (net/socket.c:2650)
[   47.630510][  T552]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   47.630512][  T552]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   47.630519][  T552]  ___sys_sendmsg (net/socket.c:2767)
[   47.630522][  T552]  ? copy_msghdr_from_user (net/socket.c:2619)
[   47.630539][  T552]  __sys_sendmsg (net/socket.c:2799)
[   47.630542][  T552]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   47.630549][  T552]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   47.630552][  T552]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   47.630555][  T552]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   47.630558][  T552]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   47.630561][  T552] RIP: 0033:0x7efcd55f354e
[   47.630565][  T552] 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
[   47.630567][  T552] RSP: 002b:00007fff625faf50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   47.630569][  T552] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efcd55f354e
[   47.630571][  T552] RDX: 0000000000000000 RSI: 00007fff625fb000 RDI: 0000000000000005
[   47.630572][  T552] RBP: 00007fff625faf60 R08: 0000000000000000 R09: 0000000000000000
[   47.630573][  T552] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91536d
[   47.630574][  T552] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff625fb6d0
| [   48.755965][  T560] softirqs last disabled at (24832): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   48.755974][  T560] Preemption disabled at:
| [   48.755975][  T560] vprintk_emit (kernel/printk/printk.c:2471)
| [   48.755985][  T560] Tainted: [W]=WARN
[   48.755986][  T560] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   48.755988][  T560] Call Trace:
[   48.755989][  T560]  <TASK>
[   48.755991][  T560]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   48.755996][  T560]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   48.755997][  T560]  __might_resched.cold (kernel/sched/core.c:9234)
[   48.756003][  T560]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   48.756006][  T560]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   48.756011][  T560]  __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))
[   48.756014][  T560]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.756020][  T560]  ? 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)
[   48.756023][  T560]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   48.756027][  T560]  put_chars (drivers/char/virtio_console.c:1176)
[   48.756030][  T560]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   48.756033][  T560]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.756037][  T560]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   48.756041][  T560]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   48.756045][  T560]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.756047][  T560]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.756052][  T560]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   48.756055][  T560]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.756058][  T560]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.756063][  T560]  console_emit_next_record (kernel/printk/printk.c:3183)
[   48.756066][  T560]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   48.756068][  T560]  ? 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))
[   48.756070][  T560]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.756072][  T560]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.756077][  T560]  console_flush_one_record (kernel/printk/printk.c:3268)
[   48.756080][  T560]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   48.756082][  T560]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.756087][  T560]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   48.756090][  T560]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   48.756091][  T560]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.756093][  T560]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   48.756097][  T560]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   48.756099][  T560]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   48.756102][  T560]  vprintk_emit (kernel/printk/printk.c:2479)
[   48.756105][  T560]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   48.756107][  T560]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.756110][  T560]  ? 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))
[   48.756112][  T560]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   48.756116][  T560]  _printk (kernel/printk/printk.c:2504)
[   48.756121][  T560]  ? snapshot_read.cold (user.c:?)
[   48.756123][  T560]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   48.756126][  T560]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.756128][  T560]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   48.756131][  T560]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   48.756134][  T560]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   48.756137][  T560]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   48.756139][  T560]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   48.756142][  T560]  ? netdev_notice (net/core/dev.c:13194)
[   48.756145][  T560]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   48.756148][  T560]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   48.756151][  T560]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   48.756154][  T560]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   48.756156][  T560]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   48.756160][  T560]  ? 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))
[   48.756166][  T560]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   48.756168][  T560]  ? __kernel_text_address (kernel/extable.c:79)
[   48.756172][  T560]  ? write_profile (profile.c:?)
[   48.756176][  T560]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   48.756181][  T560]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   48.756186][  T560]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   48.756188][  T560]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   48.756190][  T560]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   48.756192][  T560]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   48.756196][  T560]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   48.756198][  T560]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   48.756200][  T560]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   48.756203][  T560]  ? kasan_save_stack (mm/kasan/common.c:58)
[   48.756206][  T560]  ? kasan_save_stack (mm/kasan/common.c:57)
[   48.756208][  T560]  ? kasan_save_track (mm/kasan/common.c:78)
[   48.756211][  T560]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.756213][  T560]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   48.756216][  T560]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   48.756221][  T560]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   48.756223][  T560]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   48.756226][  T560]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.756228][  T560]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   48.756230][  T560]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.756231][  T560]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.756233][  T560]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   48.756236][  T560]  ? __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)
[   48.756239][  T560]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   48.756242][  T560]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   48.756245][  T560]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   48.756247][  T560]  ? nla_get_range_signed (lib/nlattr.c:270)
[   48.756253][  T560]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   48.756258][  T560]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   48.756264][  T560]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.756266][  T560]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.756271][  T560]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   48.756273][  T560]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   48.756275][  T560]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.756277][  T560]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   48.756281][  T560]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   48.756283][  T560]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   48.756286][  T560]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.756288][  T560]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   48.756293][  T560]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   48.756295][  T560]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   48.756299][  T560]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   48.756301][  T560]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   48.756304][  T560]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   48.756310][  T560]  ? 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))
[   48.756311][  T560]  ? 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))
[   48.756316][  T560]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   48.756320][  T560]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   48.756323][  T560]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   48.756327][  T560]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   48.756331][  T560]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   48.756332][  T560]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   48.756335][  T560]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   48.756339][  T560]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   48.756343][  T560]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   48.756346][  T560]  ? copy_msghdr_from_user (net/socket.c:2650)
[   48.756348][  T560]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   48.756350][  T560]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   48.756358][  T560]  ___sys_sendmsg (net/socket.c:2767)
[   48.756360][  T560]  ? copy_msghdr_from_user (net/socket.c:2619)
[   48.756376][  T560]  __sys_sendmsg (net/socket.c:2799)
[   48.756380][  T560]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   48.756386][  T560]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   48.756390][  T560]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   48.756392][  T560]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   48.756396][  T560]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   48.756398][  T560] RIP: 0033:0x7f1e1489354e
[   48.756402][  T560] 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
[   48.756405][  T560] RSP: 002b:00007ffd975ee940 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   48.756407][  T560] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1e1489354e
[   48.756409][  T560] RDX: 0000000000000000 RSI: 00007ffd975ee9f0 RDI: 0000000000000005
[   48.756410][  T560] RBP: 00007ffd975ee950 R08: 0000000000000000 R09: 0000000000000000
[   48.756411][  T560] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91536e
[   48.756412][  T560] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd975ef0c0
| [   49.908785][  T570] softirqs last disabled at (30130): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   49.908788][  T570] Preemption disabled at:
| [   49.908788][  T570] vprintk_emit (kernel/printk/printk.c:2471)
| [   49.908797][  T570] Tainted: [W]=WARN
[   49.908798][  T570] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   49.908800][  T570] Call Trace:
[   49.908802][  T570]  <TASK>
[   49.908803][  T570]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   49.908808][  T570]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   49.908810][  T570]  __might_resched.cold (kernel/sched/core.c:9234)
[   49.908815][  T570]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   49.908818][  T570]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   49.908823][  T570]  __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))
[   49.908826][  T570]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.908832][  T570]  ? 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)
[   49.908835][  T570]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   49.908839][  T570]  put_chars (drivers/char/virtio_console.c:1176)
[   49.908842][  T570]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   49.908846][  T570]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.908850][  T570]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   49.908855][  T570]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   49.908858][  T570]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.908860][  T570]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.908865][  T570]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   49.908869][  T570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.908872][  T570]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.908877][  T570]  console_emit_next_record (kernel/printk/printk.c:3183)
[   49.908880][  T570]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   49.908882][  T570]  ? 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))
[   49.908885][  T570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.908887][  T570]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.908891][  T570]  console_flush_one_record (kernel/printk/printk.c:3268)
[   49.908895][  T570]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   49.908896][  T570]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.908902][  T570]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   49.908905][  T570]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   49.908906][  T570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.908908][  T570]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   49.908912][  T570]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   49.908914][  T570]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   49.908917][  T570]  vprintk_emit (kernel/printk/printk.c:2479)
[   49.908921][  T570]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   49.908923][  T570]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.908925][  T570]  ? 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))
[   49.908927][  T570]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   49.908931][  T570]  _printk (kernel/printk/printk.c:2504)
[   49.908935][  T570]  ? snapshot_read.cold (user.c:?)
[   49.908937][  T570]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   49.908940][  T570]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.908942][  T570]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   49.908944][  T570]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   49.908948][  T570]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   49.908950][  T570]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   49.908953][  T570]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   49.908955][  T570]  ? netdev_notice (net/core/dev.c:13194)
[   49.908958][  T570]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   49.908962][  T570]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   49.908964][  T570]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   49.908968][  T570]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   49.908971][  T570]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   49.908974][  T570]  ? 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))
[   49.908987][  T570]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   49.908989][  T570]  ? __kernel_text_address (kernel/extable.c:79)
[   49.908992][  T570]  ? write_profile (profile.c:?)
[   49.908997][  T570]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   49.909002][  T570]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   49.909007][  T570]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   49.909010][  T570]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   49.909011][  T570]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   49.909013][  T570]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   49.909017][  T570]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   49.909019][  T570]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   49.909022][  T570]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   49.909025][  T570]  ? kasan_save_stack (mm/kasan/common.c:58)
[   49.909027][  T570]  ? kasan_save_stack (mm/kasan/common.c:57)
[   49.909029][  T570]  ? kasan_save_track (mm/kasan/common.c:78)
[   49.909032][  T570]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.909035][  T570]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   49.909038][  T570]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   49.909043][  T570]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   49.909045][  T570]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   49.909048][  T570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.909050][  T570]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   49.909052][  T570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.909054][  T570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.909055][  T570]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   49.909058][  T570]  ? __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)
[   49.909061][  T570]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   49.909064][  T570]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   49.909068][  T570]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   49.909070][  T570]  ? nla_get_range_signed (lib/nlattr.c:270)
[   49.909076][  T570]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   49.909081][  T570]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   49.909087][  T570]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.909089][  T570]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.909094][  T570]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   49.909096][  T570]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   49.909098][  T570]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.909100][  T570]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   49.909104][  T570]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   49.909106][  T570]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   49.909110][  T570]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.909111][  T570]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   49.909116][  T570]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   49.909119][  T570]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   49.909125][  T570]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   49.909127][  T570]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   49.909130][  T570]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   49.909136][  T570]  ? 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))
[   49.909138][  T570]  ? 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))
[   49.909142][  T570]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   49.909146][  T570]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   49.909149][  T570]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   49.909154][  T570]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   49.909157][  T570]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   49.909159][  T570]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   49.909162][  T570]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   49.909166][  T570]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   49.909170][  T570]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   49.909173][  T570]  ? copy_msghdr_from_user (net/socket.c:2650)
[   49.909175][  T570]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   49.909177][  T570]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   49.909185][  T570]  ___sys_sendmsg (net/socket.c:2767)
[   49.909188][  T570]  ? copy_msghdr_from_user (net/socket.c:2619)
[   49.909204][  T570]  __sys_sendmsg (net/socket.c:2799)
[   49.909208][  T570]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   49.909214][  T570]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   49.909218][  T570]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   49.909220][  T570]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   49.909224][  T570]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   49.909226][  T570] RIP: 0033:0x7f10fa97b54e
[   49.909230][  T570] 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
[   49.909232][  T570] RSP: 002b:00007ffd0c107c50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   49.909235][  T570] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f10fa97b54e
[   49.909236][  T570] RDX: 0000000000000000 RSI: 00007ffd0c107d00 RDI: 0000000000000005
[   49.909237][  T570] RBP: 00007ffd0c107c60 R08: 0000000000000000 R09: 0000000000000000
[   49.909238][  T570] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91536f
[   49.909239][  T570] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd0c1083d0
| [   51.017027][  T579] softirqs last disabled at (23636): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   51.017029][  T579] Preemption disabled at:
| [   51.017030][  T579] vprintk_emit (kernel/printk/printk.c:2471)
| [   51.017039][  T579] Tainted: [W]=WARN
[   51.017040][  T579] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   51.017042][  T579] Call Trace:
[   51.017043][  T579]  <TASK>
[   51.017045][  T579]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   51.017050][  T579]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   51.017052][  T579]  __might_resched.cold (kernel/sched/core.c:9234)
[   51.017057][  T579]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   51.017060][  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)
[   51.017065][  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))
[   51.017068][  T579]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.017074][  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)
[   51.017077][  T579]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   51.017080][  T579]  put_chars (drivers/char/virtio_console.c:1176)
[   51.017084][  T579]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   51.017087][  T579]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.017091][  T579]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   51.017096][  T579]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   51.017099][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.017101][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.017106][  T579]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   51.017109][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.017112][  T579]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.017117][  T579]  console_emit_next_record (kernel/printk/printk.c:3183)
[   51.017122][  T579]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   51.017124][  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))
[   51.017127][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.017129][  T579]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.017133][  T579]  console_flush_one_record (kernel/printk/printk.c:3268)
[   51.017137][  T579]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   51.017138][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.017144][  T579]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   51.017147][  T579]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   51.017148][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.017150][  T579]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   51.017154][  T579]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   51.017156][  T579]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   51.017159][  T579]  vprintk_emit (kernel/printk/printk.c:2479)
[   51.017163][  T579]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   51.017165][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.017167][  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))
[   51.017169][  T579]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   51.017173][  T579]  _printk (kernel/printk/printk.c:2504)
[   51.017177][  T579]  ? snapshot_read.cold (user.c:?)
[   51.017178][  T579]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   51.017181][  T579]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.017184][  T579]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   51.017186][  T579]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   51.017189][  T579]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   51.017192][  T579]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   51.017194][  T579]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   51.017197][  T579]  ? netdev_notice (net/core/dev.c:13194)
[   51.017200][  T579]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.017203][  T579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   51.017206][  T579]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   51.017209][  T579]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   51.017212][  T579]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   51.017215][  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))
[   51.017221][  T579]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   51.017224][  T579]  ? __kernel_text_address (kernel/extable.c:79)
[   51.017227][  T579]  ? write_profile (profile.c:?)
[   51.017231][  T579]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   51.017236][  T579]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   51.017241][  T579]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   51.017243][  T579]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   51.017245][  T579]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   51.017247][  T579]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   51.017250][  T579]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   51.017253][  T579]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   51.017255][  T579]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   51.017258][  T579]  ? kasan_save_stack (mm/kasan/common.c:58)
[   51.017261][  T579]  ? kasan_save_stack (mm/kasan/common.c:57)
[   51.017262][  T579]  ? kasan_save_track (mm/kasan/common.c:78)
[   51.017265][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.017268][  T579]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   51.017270][  T579]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   51.017275][  T579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   51.017278][  T579]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   51.017280][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.017282][  T579]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   51.017284][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.017286][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.017287][  T579]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   51.017290][  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)
[   51.017293][  T579]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   51.017296][  T579]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   51.017299][  T579]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   51.017301][  T579]  ? nla_get_range_signed (lib/nlattr.c:270)
[   51.017308][  T579]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   51.017313][  T579]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   51.017319][  T579]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   51.017321][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.017326][  T579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   51.017328][  T579]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.017330][  T579]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   51.017332][  T579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   51.017336][  T579]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   51.017338][  T579]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   51.017342][  T579]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.017343][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   51.017348][  T579]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   51.017350][  T579]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   51.017354][  T579]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   51.017356][  T579]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   51.017359][  T579]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   51.017365][  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))
[   51.017366][  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))
[   51.017371][  T579]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   51.017375][  T579]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   51.017378][  T579]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   51.017382][  T579]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   51.017386][  T579]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   51.017387][  T579]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   51.017391][  T579]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   51.017394][  T579]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   51.017399][  T579]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   51.017401][  T579]  ? copy_msghdr_from_user (net/socket.c:2650)
[   51.017403][  T579]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   51.017405][  T579]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   51.017413][  T579]  ___sys_sendmsg (net/socket.c:2767)
[   51.017416][  T579]  ? copy_msghdr_from_user (net/socket.c:2619)
[   51.017433][  T579]  __sys_sendmsg (net/socket.c:2799)
[   51.017436][  T579]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   51.017443][  T579]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   51.017446][  T579]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   51.017449][  T579]  ? irq_exit_rcu (kernel/softirq.c:786)
[   51.017452][  T579]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   51.017455][  T579] RIP: 0033:0x7fda7c56354e
[   51.017459][  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
[   51.017461][  T579] RSP: 002b:00007ffcafcede30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   51.017464][  T579] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fda7c56354e
[   51.017465][  T579] RDX: 0000000000000000 RSI: 00007ffcafcedee0 RDI: 0000000000000005
[   51.017466][  T579] RBP: 00007ffcafcede40 R08: 0000000000000000 R09: 0000000000000000
[   51.017467][  T579] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915370
[   51.017468][  T579] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcafcee5b0
| [   52.102913][  T588] softirqs last disabled at (28996): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   52.102916][  T588] Preemption disabled at:
| [   52.102916][  T588] vprintk_emit (kernel/printk/printk.c:2471)
| [   52.102925][  T588] Tainted: [W]=WARN
[   52.102926][  T588] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.102929][  T588] Call Trace:
[   52.102930][  T588]  <TASK>
[   52.102932][  T588]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   52.102937][  T588]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   52.102939][  T588]  __might_resched.cold (kernel/sched/core.c:9234)
[   52.102943][  T588]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   52.102947][  T588]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   52.102952][  T588]  __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))
[   52.102955][  T588]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.102961][  T588]  ? 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)
[   52.102965][  T588]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.102970][  T588]  put_chars (drivers/char/virtio_console.c:1176)
[   52.102975][  T588]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   52.102980][  T588]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.102984][  T588]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   52.102989][  T588]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   52.103001][  T588]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.103003][  T588]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.103007][  T588]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   52.103011][  T588]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.103014][  T588]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.103018][  T588]  console_emit_next_record (kernel/printk/printk.c:3183)
[   52.103022][  T588]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   52.103023][  T588]  ? 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))
[   52.103026][  T588]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.103028][  T588]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.103032][  T588]  console_flush_one_record (kernel/printk/printk.c:3268)
[   52.103036][  T588]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   52.103037][  T588]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.103043][  T588]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   52.103045][  T588]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   52.103046][  T588]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.103048][  T588]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   52.103052][  T588]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   52.103054][  T588]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   52.103057][  T588]  vprintk_emit (kernel/printk/printk.c:2479)
[   52.103061][  T588]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   52.103063][  T588]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.103065][  T588]  ? 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))
[   52.103067][  T588]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   52.103071][  T588]  _printk (kernel/printk/printk.c:2504)
[   52.103074][  T588]  ? snapshot_read.cold (user.c:?)
[   52.103076][  T588]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   52.103080][  T588]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.103082][  T588]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   52.103084][  T588]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   52.103087][  T588]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   52.103090][  T588]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   52.103092][  T588]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   52.103095][  T588]  ? netdev_notice (net/core/dev.c:13194)
[   52.103098][  T588]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   52.103101][  T588]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.103103][  T588]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   52.103107][  T588]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   52.103109][  T588]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   52.103112][  T588]  ? 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))
[   52.103121][  T588]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   52.103123][  T588]  ? __kernel_text_address (kernel/extable.c:79)
[   52.103127][  T588]  ? write_profile (profile.c:?)
[   52.103131][  T588]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   52.103136][  T588]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   52.103141][  T588]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   52.103144][  T588]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   52.103145][  T588]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   52.103147][  T588]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   52.103151][  T588]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   52.103153][  T588]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.103155][  T588]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   52.103158][  T588]  ? kasan_save_stack (mm/kasan/common.c:58)
[   52.103161][  T588]  ? kasan_save_stack (mm/kasan/common.c:57)
[   52.103163][  T588]  ? kasan_save_track (mm/kasan/common.c:78)
[   52.103165][  T588]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.103168][  T588]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   52.103170][  T588]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   52.103176][  T588]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   52.103178][  T588]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   52.103181][  T588]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.103182][  T588]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.103184][  T588]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.103185][  T588]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.103187][  T588]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   52.103190][  T588]  ? __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)
[   52.103194][  T588]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   52.103196][  T588]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   52.103199][  T588]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   52.103201][  T588]  ? nla_get_range_signed (lib/nlattr.c:270)
[   52.103207][  T588]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   52.103213][  T588]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   52.103218][  T588]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   52.103220][  T588]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.103225][  T588]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   52.103227][  T588]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   52.103229][  T588]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   52.103231][  T588]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.103235][  T588]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   52.103237][  T588]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   52.103240][  T588]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.103241][  T588]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.103246][  T588]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   52.103248][  T588]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   52.103252][  T588]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   52.103254][  T588]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.103257][  T588]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.103263][  T588]  ? 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))
[   52.103265][  T588]  ? 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))
[   52.103269][  T588]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.103273][  T588]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.103276][  T588]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   52.103280][  T588]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   52.103284][  T588]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   52.103285][  T588]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.103289][  T588]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   52.103292][  T588]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   52.103296][  T588]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   52.103299][  T588]  ? copy_msghdr_from_user (net/socket.c:2650)
[   52.103301][  T588]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   52.103303][  T588]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   52.103310][  T588]  ___sys_sendmsg (net/socket.c:2767)
[   52.103313][  T588]  ? copy_msghdr_from_user (net/socket.c:2619)
[   52.103329][  T588]  __sys_sendmsg (net/socket.c:2799)
[   52.103333][  T588]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   52.103339][  T588]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.103342][  T588]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   52.103345][  T588]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   52.103348][  T588]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.103351][  T588] RIP: 0033:0x7facc032d54e
[   52.103355][  T588] 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
[   52.103357][  T588] RSP: 002b:00007fff0a051bd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.103360][  T588] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007facc032d54e
[   52.103361][  T588] RDX: 0000000000000000 RSI: 00007fff0a051c80 RDI: 0000000000000005
[   52.103362][  T588] RBP: 00007fff0a051be0 R08: 0000000000000000 R09: 0000000000000000
[   52.103363][  T588] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915371
[   52.103364][  T588] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff0a052350
| [   53.259839][  T597] softirqs last disabled at (22110): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   53.259842][  T597] Preemption disabled at:
| [   53.259842][  T597] vprintk_emit (kernel/printk/printk.c:2471)
| [   53.259852][  T597] Tainted: [W]=WARN
[   53.259853][  T597] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.259855][  T597] Call Trace:
[   53.259856][  T597]  <TASK>
[   53.259858][  T597]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   53.259863][  T597]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   53.259865][  T597]  __might_resched.cold (kernel/sched/core.c:9234)
[   53.259869][  T597]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   53.259873][  T597]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   53.259878][  T597]  __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))
[   53.259880][  T597]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.259887][  T597]  ? 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)
[   53.259890][  T597]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.259893][  T597]  put_chars (drivers/char/virtio_console.c:1176)
[   53.259896][  T597]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   53.259900][  T597]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   53.259904][  T597]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   53.259909][  T597]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   53.259912][  T597]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.259914][  T597]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.259919][  T597]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   53.259923][  T597]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.259925][  T597]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.259930][  T597]  console_emit_next_record (kernel/printk/printk.c:3183)
[   53.259933][  T597]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   53.259935][  T597]  ? 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))
[   53.259938][  T597]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.259939][  T597]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.259944][  T597]  console_flush_one_record (kernel/printk/printk.c:3268)
[   53.259948][  T597]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   53.259949][  T597]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.259955][  T597]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   53.259957][  T597]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   53.259959][  T597]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.259961][  T597]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   53.259966][  T597]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   53.259969][  T597]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   53.259974][  T597]  vprintk_emit (kernel/printk/printk.c:2479)
[   53.259980][  T597]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   53.259983][  T597]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.259985][  T597]  ? 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))
[   53.259987][  T597]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   53.259991][  T597]  _printk (kernel/printk/printk.c:2504)
[   53.259996][  T597]  ? snapshot_read.cold (user.c:?)
[   53.259997][  T597]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   53.260006][  T597]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   53.260008][  T597]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   53.260010][  T597]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   53.260014][  T597]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   53.260017][  T597]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   53.260019][  T597]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   53.260022][  T597]  ? netdev_notice (net/core/dev.c:13194)
[   53.260024][  T597]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   53.260028][  T597]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   53.260030][  T597]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   53.260034][  T597]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   53.260036][  T597]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   53.260040][  T597]  ? 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))
[   53.260046][  T597]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   53.260049][  T597]  ? __kernel_text_address (kernel/extable.c:79)
[   53.260051][  T597]  ? write_profile (profile.c:?)
[   53.260055][  T597]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   53.260060][  T597]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   53.260065][  T597]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   53.260067][  T597]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   53.260068][  T597]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   53.260071][  T597]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   53.260075][  T597]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   53.260077][  T597]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   53.260079][  T597]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   53.260082][  T597]  ? kasan_save_stack (mm/kasan/common.c:58)
[   53.260084][  T597]  ? kasan_save_stack (mm/kasan/common.c:57)
[   53.260086][  T597]  ? kasan_save_track (mm/kasan/common.c:78)
[   53.260089][  T597]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.260091][  T597]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   53.260094][  T597]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   53.260099][  T597]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   53.260101][  T597]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   53.260104][  T597]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.260106][  T597]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.260108][  T597]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.260109][  T597]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.260111][  T597]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   53.260114][  T597]  ? __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)
[   53.260118][  T597]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   53.260122][  T597]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   53.260125][  T597]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   53.260127][  T597]  ? nla_get_range_signed (lib/nlattr.c:270)
[   53.260133][  T597]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   53.260139][  T597]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   53.260144][  T597]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.260146][  T597]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.260151][  T597]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   53.260153][  T597]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   53.260155][  T597]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.260157][  T597]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   53.260161][  T597]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   53.260164][  T597]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   53.260167][  T597]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.260168][  T597]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.260173][  T597]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   53.260175][  T597]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   53.260179][  T597]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   53.260180][  T597]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   53.260183][  T597]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.260190][  T597]  ? 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))
[   53.260191][  T597]  ? 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))
[   53.260195][  T597]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.260199][  T597]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.260202][  T597]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   53.260206][  T597]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   53.260210][  T597]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   53.260212][  T597]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   53.260215][  T597]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   53.260219][  T597]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   53.260223][  T597]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   53.260225][  T597]  ? copy_msghdr_from_user (net/socket.c:2650)
[   53.260227][  T597]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   53.260229][  T597]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   53.260237][  T597]  ___sys_sendmsg (net/socket.c:2767)
[   53.260240][  T597]  ? copy_msghdr_from_user (net/socket.c:2619)
[   53.260256][  T597]  __sys_sendmsg (net/socket.c:2799)
[   53.260259][  T597]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   53.260266][  T597]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.260269][  T597]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   53.260271][  T597]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   53.260275][  T597]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.260277][  T597] RIP: 0033:0x7f6d14caf54e
[   53.260281][  T597] 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
[   53.260283][  T597] RSP: 002b:00007ffe6d3aca70 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   53.260286][  T597] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6d14caf54e
[   53.260287][  T597] RDX: 0000000000000000 RSI: 00007ffe6d3acb20 RDI: 0000000000000005
[   53.260288][  T597] RBP: 00007ffe6d3aca80 R08: 0000000000000000 R09: 0000000000000000
[   53.260289][  T597] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915372
[   53.260290][  T597] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe6d3ad1f0
| [   54.384503][  T606] softirqs last disabled at (29292): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   54.384506][  T606] Preemption disabled at:
| [   54.384506][  T606] vprintk_emit (kernel/printk/printk.c:2471)
| [   54.384516][  T606] Tainted: [W]=WARN
[   54.384516][  T606] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   54.384518][  T606] Call Trace:
[   54.384520][  T606]  <TASK>
[   54.384521][  T606]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   54.384527][  T606]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   54.384528][  T606]  __might_resched.cold (kernel/sched/core.c:9234)
[   54.384533][  T606]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   54.384537][  T606]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   54.384542][  T606]  __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))
[   54.384544][  T606]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   54.384551][  T606]  ? 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)
[   54.384554][  T606]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   54.384558][  T606]  put_chars (drivers/char/virtio_console.c:1176)
[   54.384561][  T606]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   54.384564][  T606]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.384568][  T606]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   54.384573][  T606]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   54.384577][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.384579][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.384584][  T606]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   54.384587][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.384590][  T606]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.384595][  T606]  console_emit_next_record (kernel/printk/printk.c:3183)
[   54.384598][  T606]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   54.384600][  T606]  ? 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))
[   54.384603][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.384604][  T606]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.384609][  T606]  console_flush_one_record (kernel/printk/printk.c:3268)
[   54.384613][  T606]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   54.384614][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.384620][  T606]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   54.384622][  T606]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   54.384624][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.384626][  T606]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   54.384630][  T606]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   54.384632][  T606]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   54.384635][  T606]  vprintk_emit (kernel/printk/printk.c:2479)
[   54.384638][  T606]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   54.384640][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.384642][  T606]  ? 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))
[   54.384645][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   54.384649][  T606]  _printk (kernel/printk/printk.c:2504)
[   54.384652][  T606]  ? snapshot_read.cold (user.c:?)
[   54.384654][  T606]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   54.384657][  T606]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.384660][  T606]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   54.384662][  T606]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   54.384665][  T606]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   54.384668][  T606]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   54.384670][  T606]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   54.384673][  T606]  ? netdev_notice (net/core/dev.c:13194)
[   54.384676][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   54.384679][  T606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   54.384682][  T606]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   54.384685][  T606]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   54.384688][  T606]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   54.384691][  T606]  ? 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))
[   54.384697][  T606]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   54.384700][  T606]  ? __kernel_text_address (kernel/extable.c:79)
[   54.384703][  T606]  ? write_profile (profile.c:?)
[   54.384707][  T606]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   54.384712][  T606]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   54.384717][  T606]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   54.384719][  T606]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   54.384721][  T606]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   54.384723][  T606]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   54.384727][  T606]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   54.384729][  T606]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   54.384731][  T606]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   54.384734][  T606]  ? kasan_save_stack (mm/kasan/common.c:58)
[   54.384737][  T606]  ? kasan_save_stack (mm/kasan/common.c:57)
[   54.384738][  T606]  ? kasan_save_track (mm/kasan/common.c:78)
[   54.384741][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.384744][  T606]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   54.384746][  T606]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   54.384752][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   54.384754][  T606]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   54.384757][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.384759][  T606]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   54.384760][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.384762][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.384764][  T606]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   54.384766][  T606]  ? __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)
[   54.384770][  T606]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   54.384772][  T606]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   54.384776][  T606]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   54.384778][  T606]  ? nla_get_range_signed (lib/nlattr.c:270)
[   54.384784][  T606]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   54.384789][  T606]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   54.384795][  T606]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   54.384797][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.384802][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   54.384804][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   54.384806][  T606]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   54.384808][  T606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   54.384812][  T606]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   54.384814][  T606]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   54.384817][  T606]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.384819][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   54.384824][  T606]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   54.384826][  T606]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   54.384830][  T606]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   54.384831][  T606]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   54.384834][  T606]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   54.384841][  T606]  ? 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))
[   54.384842][  T606]  ? 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))
[   54.384847][  T606]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   54.384850][  T606]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   54.384853][  T606]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   54.384858][  T606]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   54.384862][  T606]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   54.384863][  T606]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   54.384866][  T606]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   54.384870][  T606]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   54.384874][  T606]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   54.384877][  T606]  ? copy_msghdr_from_user (net/socket.c:2650)
[   54.384879][  T606]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   54.384881][  T606]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   54.384889][  T606]  ___sys_sendmsg (net/socket.c:2767)
[   54.384891][  T606]  ? copy_msghdr_from_user (net/socket.c:2619)
[   54.384908][  T606]  __sys_sendmsg (net/socket.c:2799)
[   54.384911][  T606]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   54.384918][  T606]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   54.384921][  T606]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   54.384924][  T606]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   54.384927][  T606]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   54.384930][  T606] RIP: 0033:0x7f32105eb54e
[   54.384934][  T606] 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
[   54.384936][  T606] RSP: 002b:00007ffd1a841380 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   54.384939][  T606] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f32105eb54e
[   54.384940][  T606] RDX: 0000000000000000 RSI: 00007ffd1a841430 RDI: 0000000000000005
[   54.384941][  T606] RBP: 00007ffd1a841390 R08: 0000000000000000 R09: 0000000000000000
[   54.384942][  T606] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915373
[   54.384943][  T606] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd1a841b00
| [   55.467086][  T616] softirqs last disabled at (27158): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   55.467089][  T616] Preemption disabled at:
| [   55.467090][  T616] vprintk_emit (kernel/printk/printk.c:2471)
| [   55.467099][  T616] Tainted: [W]=WARN
[   55.467100][  T616] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   55.467102][  T616] Call Trace:
[   55.467104][  T616]  <TASK>
[   55.467106][  T616]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   55.467111][  T616]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   55.467113][  T616]  __might_resched.cold (kernel/sched/core.c:9234)
[   55.467118][  T616]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   55.467124][  T616]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   55.467129][  T616]  __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))
[   55.467132][  T616]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   55.467138][  T616]  ? 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)
[   55.467141][  T616]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   55.467145][  T616]  put_chars (drivers/char/virtio_console.c:1176)
[   55.467148][  T616]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   55.467151][  T616]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.467155][  T616]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   55.467160][  T616]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   55.467164][  T616]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.467166][  T616]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.467171][  T616]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   55.467174][  T616]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.467177][  T616]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.467181][  T616]  console_emit_next_record (kernel/printk/printk.c:3183)
[   55.467184][  T616]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   55.467186][  T616]  ? 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))
[   55.467189][  T616]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.467191][  T616]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.467195][  T616]  console_flush_one_record (kernel/printk/printk.c:3268)
[   55.467199][  T616]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   55.467200][  T616]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.467206][  T616]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   55.467208][  T616]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   55.467210][  T616]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.467212][  T616]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   55.467216][  T616]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   55.467218][  T616]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   55.467221][  T616]  vprintk_emit (kernel/printk/printk.c:2479)
[   55.467224][  T616]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   55.467226][  T616]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.467228][  T616]  ? 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))
[   55.467230][  T616]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   55.467234][  T616]  _printk (kernel/printk/printk.c:2504)
[   55.467238][  T616]  ? snapshot_read.cold (user.c:?)
[   55.467240][  T616]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   55.467243][  T616]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.467245][  T616]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   55.467248][  T616]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   55.467251][  T616]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   55.467254][  T616]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   55.467256][  T616]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   55.467259][  T616]  ? netdev_notice (net/core/dev.c:13194)
[   55.467262][  T616]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.467265][  T616]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   55.467268][  T616]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   55.467271][  T616]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   55.467274][  T616]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   55.467277][  T616]  ? 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))
[   55.467283][  T616]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   55.467286][  T616]  ? __kernel_text_address (kernel/extable.c:79)
[   55.467289][  T616]  ? write_profile (profile.c:?)
[   55.467293][  T616]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   55.467298][  T616]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   55.467303][  T616]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   55.467306][  T616]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   55.467307][  T616]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   55.467309][  T616]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   55.467313][  T616]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   55.467315][  T616]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   55.467317][  T616]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   55.467320][  T616]  ? kasan_save_stack (mm/kasan/common.c:58)
[   55.467323][  T616]  ? kasan_save_stack (mm/kasan/common.c:57)
[   55.467325][  T616]  ? kasan_save_track (mm/kasan/common.c:78)
[   55.467328][  T616]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.467330][  T616]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   55.467333][  T616]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   55.467338][  T616]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   55.467340][  T616]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   55.467343][  T616]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.467345][  T616]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   55.467347][  T616]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.467348][  T616]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.467350][  T616]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   55.467353][  T616]  ? __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)
[   55.467356][  T616]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   55.467359][  T616]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   55.467362][  T616]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   55.467364][  T616]  ? nla_get_range_signed (lib/nlattr.c:270)
[   55.467370][  T616]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   55.467376][  T616]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   55.467381][  T616]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   55.467383][  T616]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.467388][  T616]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   55.467390][  T616]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.467392][  T616]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   55.467394][  T616]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   55.467398][  T616]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   55.467400][  T616]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   55.467404][  T616]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.467405][  T616]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   55.467410][  T616]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   55.467412][  T616]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   55.467416][  T616]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   55.467418][  T616]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   55.467421][  T616]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   55.467427][  T616]  ? 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))
[   55.467429][  T616]  ? 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))
[   55.467433][  T616]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   55.467437][  T616]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   55.467440][  T616]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   55.467444][  T616]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   55.467448][  T616]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   55.467449][  T616]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   55.467453][  T616]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   55.467456][  T616]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   55.467461][  T616]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   55.467463][  T616]  ? copy_msghdr_from_user (net/socket.c:2650)
[   55.467465][  T616]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   55.467467][  T616]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   55.467475][  T616]  ___sys_sendmsg (net/socket.c:2767)
[   55.467478][  T616]  ? copy_msghdr_from_user (net/socket.c:2619)
[   55.467494][  T616]  __sys_sendmsg (net/socket.c:2799)
[   55.467497][  T616]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   55.467503][  T616]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   55.467507][  T616]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   55.467509][  T616]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   55.467513][  T616]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   55.467515][  T616] RIP: 0033:0x7f33ab80154e
[   55.467519][  T616] 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
[   55.467521][  T616] RSP: 002b:00007ffd2f8b4c20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   55.467524][  T616] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f33ab80154e
[   55.467525][  T616] RDX: 0000000000000000 RSI: 00007ffd2f8b4cd0 RDI: 0000000000000005
[   55.467526][  T616] RBP: 00007ffd2f8b4c30 R08: 0000000000000000 R09: 0000000000000000
[   55.467527][  T616] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915374
[   55.467528][  T616] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd2f8b53a0
| [   56.615287][  T625] softirqs last disabled at (18472): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   56.615290][  T625] Preemption disabled at:
| [   56.615291][  T625] vprintk_emit (kernel/printk/printk.c:2471)
| [   56.615300][  T625] Tainted: [W]=WARN
[   56.615301][  T625] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.615302][  T625] Call Trace:
[   56.615304][  T625]  <TASK>
[   56.615305][  T625]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   56.615311][  T625]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   56.615313][  T625]  __might_resched.cold (kernel/sched/core.c:9234)
[   56.615317][  T625]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   56.615321][  T625]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   56.615326][  T625]  __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))
[   56.615329][  T625]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.615335][  T625]  ? 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)
[   56.615338][  T625]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.615342][  T625]  put_chars (drivers/char/virtio_console.c:1176)
[   56.615345][  T625]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   56.615349][  T625]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.615353][  T625]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   56.615358][  T625]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   56.615362][  T625]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.615363][  T625]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.615368][  T625]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   56.615372][  T625]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.615375][  T625]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.615379][  T625]  console_emit_next_record (kernel/printk/printk.c:3183)
[   56.615383][  T625]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   56.615384][  T625]  ? 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))
[   56.615387][  T625]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.615389][  T625]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.615394][  T625]  console_flush_one_record (kernel/printk/printk.c:3268)
[   56.615398][  T625]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   56.615399][  T625]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.615405][  T625]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   56.615407][  T625]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   56.615409][  T625]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.615411][  T625]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   56.615415][  T625]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   56.615417][  T625]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   56.615420][  T625]  vprintk_emit (kernel/printk/printk.c:2479)
[   56.615423][  T625]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   56.615426][  T625]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.615428][  T625]  ? 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))
[   56.615430][  T625]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   56.615434][  T625]  _printk (kernel/printk/printk.c:2504)
[   56.615438][  T625]  ? snapshot_read.cold (user.c:?)
[   56.615440][  T625]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   56.615443][  T625]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.615445][  T625]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   56.615447][  T625]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   56.615451][  T625]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   56.615453][  T625]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   56.615456][  T625]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   56.615459][  T625]  ? netdev_notice (net/core/dev.c:13194)
[   56.615461][  T625]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   56.615464][  T625]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   56.615467][  T625]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   56.615471][  T625]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   56.615473][  T625]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   56.615477][  T625]  ? 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))
[   56.615483][  T625]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   56.615486][  T625]  ? __kernel_text_address (kernel/extable.c:79)
[   56.615489][  T625]  ? write_profile (profile.c:?)
[   56.615493][  T625]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   56.615498][  T625]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   56.615503][  T625]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   56.615505][  T625]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   56.615507][  T625]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   56.615509][  T625]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   56.615513][  T625]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   56.615515][  T625]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   56.615517][  T625]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   56.615520][  T625]  ? kasan_save_stack (mm/kasan/common.c:58)
[   56.615523][  T625]  ? kasan_save_stack (mm/kasan/common.c:57)
[   56.615524][  T625]  ? kasan_save_track (mm/kasan/common.c:78)
[   56.615527][  T625]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.615530][  T625]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   56.615533][  T625]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   56.615538][  T625]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   56.615540][  T625]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   56.615543][  T625]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.615545][  T625]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.615547][  T625]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.615548][  T625]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.615550][  T625]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   56.615552][  T625]  ? __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)
[   56.615556][  T625]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   56.615558][  T625]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   56.615562][  T625]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   56.615564][  T625]  ? nla_get_range_signed (lib/nlattr.c:270)
[   56.615570][  T625]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   56.615575][  T625]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   56.615581][  T625]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   56.615583][  T625]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.615588][  T625]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   56.615590][  T625]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   56.615592][  T625]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   56.615594][  T625]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   56.615598][  T625]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   56.615600][  T625]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   56.615604][  T625]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.615605][  T625]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   56.615610][  T625]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   56.615612][  T625]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   56.615616][  T625]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   56.615618][  T625]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   56.615621][  T625]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   56.615627][  T625]  ? 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))
[   56.615629][  T625]  ? 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))
[   56.615633][  T625]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   56.615637][  T625]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   56.615640][  T625]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   56.615644][  T625]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   56.615648][  T625]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   56.615650][  T625]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   56.615653][  T625]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   56.615657][  T625]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   56.615661][  T625]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   56.615663][  T625]  ? copy_msghdr_from_user (net/socket.c:2650)
[   56.615666][  T625]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   56.615668][  T625]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   56.615675][  T625]  ___sys_sendmsg (net/socket.c:2767)
[   56.615678][  T625]  ? copy_msghdr_from_user (net/socket.c:2619)
[   56.615695][  T625]  __sys_sendmsg (net/socket.c:2799)
[   56.615698][  T625]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   56.615705][  T625]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.615708][  T625]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   56.615711][  T625]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   56.615715][  T625]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.615717][  T625] RIP: 0033:0x7f5ef762754e
[   56.615721][  T625] 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
[   56.615723][  T625] RSP: 002b:00007ffdf6000a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   56.615725][  T625] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f5ef762754e
[   56.615727][  T625] RDX: 0000000000000000 RSI: 00007ffdf6000ac0 RDI: 0000000000000005
[   56.615728][  T625] RBP: 00007ffdf6000a20 R08: 0000000000000000 R09: 0000000000000000
[   56.615729][  T625] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915376
[   56.615730][  T625] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdf6001190
| [   57.628398][  T634] softirqs last disabled at (17594): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   57.628401][  T634] Preemption disabled at:
| [   57.628402][  T634] vprintk_emit (kernel/printk/printk.c:2471)
| [   57.628410][  T634] Tainted: [W]=WARN
[   57.628411][  T634] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   57.628413][  T634] Call Trace:
[   57.628415][  T634]  <TASK>
[   57.628416][  T634]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   57.628421][  T634]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   57.628423][  T634]  __might_resched.cold (kernel/sched/core.c:9234)
[   57.628428][  T634]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   57.628432][  T634]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   57.628437][  T634]  __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))
[   57.628440][  T634]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   57.628446][  T634]  ? 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)
[   57.628449][  T634]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   57.628452][  T634]  put_chars (drivers/char/virtio_console.c:1176)
[   57.628455][  T634]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   57.628459][  T634]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   57.628463][  T634]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   57.628468][  T634]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   57.628471][  T634]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.628473][  T634]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.628478][  T634]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   57.628481][  T634]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.628484][  T634]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.628488][  T634]  console_emit_next_record (kernel/printk/printk.c:3183)
[   57.628492][  T634]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   57.628493][  T634]  ? 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))
[   57.628496][  T634]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.628498][  T634]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.628503][  T634]  console_flush_one_record (kernel/printk/printk.c:3268)
[   57.628506][  T634]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   57.628508][  T634]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.628513][  T634]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   57.628516][  T634]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   57.628517][  T634]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.628519][  T634]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   57.628523][  T634]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   57.628525][  T634]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   57.628529][  T634]  vprintk_emit (kernel/printk/printk.c:2479)
[   57.628532][  T634]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   57.628534][  T634]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.628536][  T634]  ? 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))
[   57.628538][  T634]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   57.628542][  T634]  _printk (kernel/printk/printk.c:2504)
[   57.628546][  T634]  ? snapshot_read.cold (user.c:?)
[   57.628547][  T634]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   57.628550][  T634]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   57.628552][  T634]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   57.628555][  T634]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   57.628558][  T634]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   57.628561][  T634]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   57.628563][  T634]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   57.628566][  T634]  ? netdev_notice (net/core/dev.c:13194)
[   57.628569][  T634]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.628572][  T634]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   57.628575][  T634]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   57.628578][  T634]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   57.628581][  T634]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   57.628584][  T634]  ? 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))
[   57.628590][  T634]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   57.628593][  T634]  ? __kernel_text_address (kernel/extable.c:79)
[   57.628596][  T634]  ? write_profile (profile.c:?)
[   57.628600][  T634]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   57.628605][  T634]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   57.628610][  T634]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   57.628613][  T634]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   57.628614][  T634]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   57.628616][  T634]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   57.628620][  T634]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   57.628622][  T634]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   57.628624][  T634]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   57.628627][  T634]  ? kasan_save_stack (mm/kasan/common.c:58)
[   57.628630][  T634]  ? kasan_save_stack (mm/kasan/common.c:57)
[   57.628631][  T634]  ? kasan_save_track (mm/kasan/common.c:78)
[   57.628634][  T634]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.628636][  T634]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   57.628639][  T634]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   57.628645][  T634]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   57.628647][  T634]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   57.628650][  T634]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.628651][  T634]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   57.628653][  T634]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.628655][  T634]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.628657][  T634]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   57.628659][  T634]  ? __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)
[   57.628663][  T634]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   57.628665][  T634]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   57.628669][  T634]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   57.628671][  T634]  ? nla_get_range_signed (lib/nlattr.c:270)
[   57.628677][  T634]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   57.628682][  T634]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   57.628688][  T634]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   57.628690][  T634]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.628695][  T634]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   57.628697][  T634]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.628699][  T634]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   57.628701][  T634]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   57.628705][  T634]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   57.628707][  T634]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   57.628711][  T634]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.628712][  T634]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   57.628717][  T634]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   57.628719][  T634]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   57.628723][  T634]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   57.628725][  T634]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   57.628728][  T634]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   57.628734][  T634]  ? 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))
[   57.628736][  T634]  ? 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))
[   57.628740][  T634]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   57.628744][  T634]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   57.628747][  T634]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   57.628751][  T634]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   57.628755][  T634]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   57.628757][  T634]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   57.628760][  T634]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   57.628764][  T634]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   57.628768][  T634]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   57.628770][  T634]  ? copy_msghdr_from_user (net/socket.c:2650)
[   57.628773][  T634]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   57.628774][  T634]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   57.628782][  T634]  ___sys_sendmsg (net/socket.c:2767)
[   57.628785][  T634]  ? copy_msghdr_from_user (net/socket.c:2619)
[   57.628802][  T634]  __sys_sendmsg (net/socket.c:2799)
[   57.628805][  T634]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   57.628812][  T634]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   57.628815][  T634]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   57.628818][  T634]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   57.628822][  T634]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   57.628824][  T634] RIP: 0033:0x7fc1de2eb54e
[   57.628828][  T634] 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
[   57.628830][  T634] RSP: 002b:00007ffca1bd5bf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   57.628833][  T634] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc1de2eb54e
[   57.628834][  T634] RDX: 0000000000000000 RSI: 00007ffca1bd5ca0 RDI: 0000000000000005
[   57.628835][  T634] RBP: 00007ffca1bd5c00 R08: 0000000000000000 R09: 0000000000000000
[   57.628836][  T634] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915377
[   57.628837][  T634] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffca1bd6370
| [   58.750080][  T643] softirqs last disabled at (20260): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   58.750082][  T643] Preemption disabled at:
| [   58.750083][  T643] vprintk_emit (kernel/printk/printk.c:2471)
| [   58.750093][  T643] Tainted: [W]=WARN
[   58.750094][  T643] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.750095][  T643] Call Trace:
[   58.750097][  T643]  <TASK>
[   58.750099][  T643]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   58.750104][  T643]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   58.750106][  T643]  __might_resched.cold (kernel/sched/core.c:9234)
[   58.750110][  T643]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   58.750114][  T643]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   58.750121][  T643]  __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))
[   58.750124][  T643]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.750130][  T643]  ? 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)
[   58.750133][  T643]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.750137][  T643]  put_chars (drivers/char/virtio_console.c:1176)
[   58.750140][  T643]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   58.750143][  T643]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   58.750147][  T643]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   58.750152][  T643]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   58.750156][  T643]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.750158][  T643]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.750163][  T643]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   58.750166][  T643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.750169][  T643]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.750173][  T643]  console_emit_next_record (kernel/printk/printk.c:3183)
[   58.750177][  T643]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   58.750178][  T643]  ? 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))
[   58.750181][  T643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.750183][  T643]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.750188][  T643]  console_flush_one_record (kernel/printk/printk.c:3268)
[   58.750192][  T643]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   58.750193][  T643]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.750199][  T643]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   58.750201][  T643]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   58.750203][  T643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.750205][  T643]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   58.750209][  T643]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   58.750211][  T643]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   58.750214][  T643]  vprintk_emit (kernel/printk/printk.c:2479)
[   58.750217][  T643]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   58.750219][  T643]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.750221][  T643]  ? 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))
[   58.750224][  T643]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   58.750228][  T643]  _printk (kernel/printk/printk.c:2504)
[   58.750231][  T643]  ? snapshot_read.cold (user.c:?)
[   58.750233][  T643]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   58.750237][  T643]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   58.750239][  T643]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   58.750241][  T643]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   58.750244][  T643]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   58.750247][  T643]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   58.750250][  T643]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   58.750252][  T643]  ? netdev_notice (net/core/dev.c:13194)
[   58.750255][  T643]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   58.750258][  T643]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   58.750261][  T643]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   58.750265][  T643]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   58.750267][  T643]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   58.750270][  T643]  ? 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))
[   58.750277][  T643]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   58.750279][  T643]  ? __kernel_text_address (kernel/extable.c:79)
[   58.750282][  T643]  ? write_profile (profile.c:?)
[   58.750286][  T643]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   58.750291][  T643]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   58.750297][  T643]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   58.750299][  T643]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   58.750300][  T643]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   58.750303][  T643]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   58.750306][  T643]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   58.750308][  T643]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   58.750310][  T643]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   58.750313][  T643]  ? kasan_save_stack (mm/kasan/common.c:58)
[   58.750316][  T643]  ? kasan_save_stack (mm/kasan/common.c:57)
[   58.750318][  T643]  ? kasan_save_track (mm/kasan/common.c:78)
[   58.750321][  T643]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.750323][  T643]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   58.750326][  T643]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   58.750331][  T643]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   58.750333][  T643]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   58.750336][  T643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.750338][  T643]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.750340][  T643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.750341][  T643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.750343][  T643]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   58.750346][  T643]  ? __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)
[   58.750349][  T643]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   58.750352][  T643]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   58.750355][  T643]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   58.750357][  T643]  ? nla_get_range_signed (lib/nlattr.c:270)
[   58.750363][  T643]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   58.750369][  T643]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   58.750375][  T643]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.750377][  T643]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.750382][  T643]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   58.750384][  T643]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   58.750386][  T643]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.750388][  T643]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   58.750392][  T643]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   58.750394][  T643]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   58.750398][  T643]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.750399][  T643]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   58.750404][  T643]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   58.750406][  T643]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   58.750410][  T643]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   58.750412][  T643]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   58.750415][  T643]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   58.750422][  T643]  ? 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))
[   58.750423][  T643]  ? 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))
[   58.750428][  T643]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   58.750432][  T643]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   58.750435][  T643]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   58.750439][  T643]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   58.750443][  T643]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   58.750445][  T643]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   58.750448][  T643]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   58.750451][  T643]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   58.750456][  T643]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   58.750458][  T643]  ? copy_msghdr_from_user (net/socket.c:2650)
[   58.750461][  T643]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   58.750462][  T643]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   58.750470][  T643]  ___sys_sendmsg (net/socket.c:2767)
[   58.750473][  T643]  ? copy_msghdr_from_user (net/socket.c:2619)
[   58.750490][  T643]  __sys_sendmsg (net/socket.c:2799)
[   58.750493][  T643]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   58.750500][  T643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.750504][  T643]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   58.750506][  T643]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   58.750510][  T643]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.750512][  T643] RIP: 0033:0x7f19ced2054e
[   58.750517][  T643] 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
[   58.750518][  T643] RSP: 002b:00007ffe945793f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   58.750521][  T643] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f19ced2054e
[   58.750523][  T643] RDX: 0000000000000000 RSI: 00007ffe945794a0 RDI: 0000000000000005
[   58.750524][  T643] RBP: 00007ffe94579400 R08: 0000000000000000 R09: 0000000000000000
[   58.750525][  T643] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915378
[   58.750525][  T643] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe94579b70
| [   59.832835][  T653] softirqs last disabled at (17820): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   59.832837][  T653] Preemption disabled at:
| [   59.832838][  T653] vprintk_emit (kernel/printk/printk.c:2471)
| [   59.832847][  T653] Tainted: [W]=WARN
[   59.832848][  T653] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   59.832850][  T653] Call Trace:
[   59.832852][  T653]  <TASK>
[   59.832853][  T653]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   59.832858][  T653]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   59.832860][  T653]  __might_resched.cold (kernel/sched/core.c:9234)
[   59.832865][  T653]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   59.832869][  T653]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   59.832874][  T653]  __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))
[   59.832877][  T653]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.832883][  T653]  ? 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)
[   59.832886][  T653]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   59.832890][  T653]  put_chars (drivers/char/virtio_console.c:1176)
[   59.832893][  T653]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   59.832897][  T653]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.832900][  T653]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.832905][  T653]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   59.832909][  T653]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.832911][  T653]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.832916][  T653]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   59.832920][  T653]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.832922][  T653]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.832927][  T653]  console_emit_next_record (kernel/printk/printk.c:3183)
[   59.832931][  T653]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   59.832932][  T653]  ? 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))
[   59.832935][  T653]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.832937][  T653]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.832942][  T653]  console_flush_one_record (kernel/printk/printk.c:3268)
[   59.832946][  T653]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   59.832947][  T653]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.832953][  T653]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   59.832955][  T653]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   59.832957][  T653]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.832959][  T653]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   59.832964][  T653]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   59.832966][  T653]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   59.832971][  T653]  vprintk_emit (kernel/printk/printk.c:2479)
[   59.832977][  T653]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   59.832980][  T653]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.832983][  T653]  ? 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))
[   59.832986][  T653]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   59.832990][  T653]  _printk (kernel/printk/printk.c:2504)
[   59.832993][  T653]  ? snapshot_read.cold (user.c:?)
[   59.832995][  T653]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.832998][  T653]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.833001][  T653]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.833003][  T653]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   59.833007][  T653]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   59.833009][  T653]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.833012][  T653]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   59.833015][  T653]  ? netdev_notice (net/core/dev.c:13194)
[   59.833017][  T653]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.833020][  T653]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.833023][  T653]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   59.833027][  T653]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.833029][  T653]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   59.833033][  T653]  ? 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))
[   59.833039][  T653]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   59.833042][  T653]  ? __kernel_text_address (kernel/extable.c:79)
[   59.833045][  T653]  ? write_profile (profile.c:?)
[   59.833049][  T653]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   59.833060][  T653]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   59.833064][  T653]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   59.833066][  T653]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   59.833068][  T653]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   59.833070][  T653]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   59.833074][  T653]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   59.833076][  T653]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   59.833078][  T653]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   59.833081][  T653]  ? kasan_save_stack (mm/kasan/common.c:58)
[   59.833084][  T653]  ? kasan_save_stack (mm/kasan/common.c:57)
[   59.833086][  T653]  ? kasan_save_track (mm/kasan/common.c:78)
[   59.833089][  T653]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.833091][  T653]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   59.833095][  T653]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   59.833100][  T653]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.833102][  T653]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   59.833105][  T653]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.833107][  T653]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   59.833109][  T653]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.833110][  T653]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.833112][  T653]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   59.833115][  T653]  ? __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)
[   59.833122][  T653]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   59.833124][  T653]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   59.833128][  T653]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   59.833130][  T653]  ? nla_get_range_signed (lib/nlattr.c:270)
[   59.833136][  T653]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   59.833141][  T653]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   59.833147][  T653]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.833149][  T653]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.833154][  T653]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.833156][  T653]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.833158][  T653]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.833160][  T653]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.833164][  T653]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   59.833166][  T653]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   59.833170][  T653]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.833171][  T653]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   59.833176][  T653]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   59.833178][  T653]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   59.833182][  T653]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   59.833184][  T653]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   59.833187][  T653]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   59.833193][  T653]  ? 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))
[   59.833195][  T653]  ? 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))
[   59.833199][  T653]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   59.833203][  T653]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   59.833206][  T653]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   59.833210][  T653]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   59.833214][  T653]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   59.833216][  T653]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   59.833219][  T653]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   59.833223][  T653]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   59.833227][  T653]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   59.833229][  T653]  ? copy_msghdr_from_user (net/socket.c:2650)
[   59.833232][  T653]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   59.833234][  T653]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   59.833241][  T653]  ___sys_sendmsg (net/socket.c:2767)
[   59.833244][  T653]  ? copy_msghdr_from_user (net/socket.c:2619)
[   59.833260][  T653]  __sys_sendmsg (net/socket.c:2799)
[   59.833264][  T653]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   59.833270][  T653]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   59.833274][  T653]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   59.833277][  T653]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   59.833280][  T653]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   59.833282][  T653] RIP: 0033:0x7f50fdbc154e
[   59.833286][  T653] 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
[   59.833288][  T653] RSP: 002b:00007fff34b206d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   59.833291][  T653] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f50fdbc154e
[   59.833292][  T653] RDX: 0000000000000000 RSI: 00007fff34b20780 RDI: 0000000000000005
[   59.833293][  T653] RBP: 00007fff34b206e0 R08: 0000000000000000 R09: 0000000000000000
[   59.833294][  T653] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915379
[   59.833295][  T653] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff34b20e50
| [   60.898651][  T662] softirqs last disabled at (16308): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   60.898654][  T662] Preemption disabled at:
| [   60.898655][  T662] vprintk_emit (kernel/printk/printk.c:2471)
| [   60.898665][  T662] Tainted: [W]=WARN
[   60.898666][  T662] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   60.898667][  T662] Call Trace:
[   60.898669][  T662]  <TASK>
[   60.898671][  T662]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   60.898676][  T662]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   60.898678][  T662]  __might_resched.cold (kernel/sched/core.c:9234)
[   60.898683][  T662]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   60.898686][  T662]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   60.898691][  T662]  __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))
[   60.898694][  T662]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   60.898700][  T662]  ? 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)
[   60.898703][  T662]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   60.898707][  T662]  put_chars (drivers/char/virtio_console.c:1176)
[   60.898710][  T662]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   60.898714][  T662]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   60.898718][  T662]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   60.898722][  T662]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   60.898726][  T662]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.898728][  T662]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.898733][  T662]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   60.898737][  T662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.898739][  T662]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.898744][  T662]  console_emit_next_record (kernel/printk/printk.c:3183)
[   60.898748][  T662]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   60.898749][  T662]  ? 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))
[   60.898752][  T662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.898754][  T662]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.898759][  T662]  console_flush_one_record (kernel/printk/printk.c:3268)
[   60.898762][  T662]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   60.898764][  T662]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.898770][  T662]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   60.898772][  T662]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   60.898773][  T662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.898776][  T662]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   60.898780][  T662]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   60.898782][  T662]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   60.898785][  T662]  vprintk_emit (kernel/printk/printk.c:2479)
[   60.898788][  T662]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   60.898791][  T662]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.898793][  T662]  ? 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))
[   60.898795][  T662]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   60.898799][  T662]  _printk (kernel/printk/printk.c:2504)
[   60.898803][  T662]  ? snapshot_read.cold (user.c:?)
[   60.898805][  T662]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   60.898809][  T662]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   60.898811][  T662]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   60.898813][  T662]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   60.898817][  T662]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   60.898820][  T662]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   60.898822][  T662]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   60.898825][  T662]  ? netdev_notice (net/core/dev.c:13194)
[   60.898828][  T662]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   60.898831][  T662]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   60.898834][  T662]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   60.898838][  T662]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   60.898840][  T662]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   60.898844][  T662]  ? 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))
[   60.898851][  T662]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   60.898853][  T662]  ? __kernel_text_address (kernel/extable.c:79)
[   60.898857][  T662]  ? write_profile (profile.c:?)
[   60.898861][  T662]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   60.898866][  T662]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   60.898871][  T662]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   60.898874][  T662]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   60.898875][  T662]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   60.898877][  T662]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   60.898881][  T662]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   60.898883][  T662]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   60.898885][  T662]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   60.898888][  T662]  ? kasan_save_stack (mm/kasan/common.c:58)
[   60.898891][  T662]  ? kasan_save_stack (mm/kasan/common.c:57)
[   60.898893][  T662]  ? kasan_save_track (mm/kasan/common.c:78)
[   60.898896][  T662]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.898898][  T662]  ? netlink_update_listeners (net/netlink/af_netlink.c:532)
[   60.898901][  T662]  ? ___sys_sendmsg (net/socket.c:2744 net/socket.c:2763)
[   60.898906][  T662]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   60.898909][  T662]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   60.898911][  T662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.898914][  T662]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   60.898915][  T662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.898917][  T662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.898919][  T662]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   60.898921][  T662]  ? __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)
[   60.898925][  T662]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   60.898928][  T662]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   60.898931][  T662]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   60.898934][  T662]  ? nla_get_range_signed (lib/nlattr.c:270)
[   60.898940][  T662]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   60.898945][  T662]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   60.898951][  T662]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   60.898953][  T662]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.898958][  T662]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   60.898960][  T662]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   60.898963][  T662]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   60.898966][  T662]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   60.898973][  T662]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   60.898976][  T662]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   60.898980][  T662]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.898981][  T662]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   60.898986][  T662]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   60.898988][  T662]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   60.898992][  T662]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   60.898994][  T662]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   60.898997][  T662]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   60.899004][  T662]  ? 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))
[   60.899006][  T662]  ? 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))
[   60.899010][  T662]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   60.899014][  T662]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   60.899017][  T662]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[   60.899022][  T662]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   60.899026][  T662]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   60.899027][  T662]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   60.899030][  T662]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   60.899034][  T662]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   60.899039][  T662]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   60.899041][  T662]  ? copy_msghdr_from_user (net/socket.c:2650)
[   60.899044][  T662]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   60.899045][  T662]  ? move_addr_to_kernel (./include/linux/audit.h:354 (discriminator 1))
[   60.899053][  T662]  ___sys_sendmsg (net/socket.c:2767)
[   60.899056][  T662]  ? copy_msghdr_from_user (net/socket.c:2619)
[   60.899079][  T662]  __sys_sendmsg (net/socket.c:2799)
[   60.899082][  T662]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   60.899089][  T662]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   60.899093][  T662]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   60.899096][  T662]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   60.899099][  T662]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   60.899101][  T662] RIP: 0033:0x7fa388d2454e
[   60.899105][  T662] 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
[   60.899108][  T662] RSP: 002b:00007ffc61ef2290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   60.899111][  T662] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa388d2454e
[   60.899112][  T662] RDX: 0000000000000000 RSI: 00007ffc61ef2340 RDI: 0000000000000005
[   60.899113][  T662] RBP: 00007ffc61ef22a0 R08: 0000000000000000 R09: 0000000000000000
[   60.899114][  T662] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91537a


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