======================================
| [   12.396824][  T265] softirqs last disabled at (19843): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   12.396828][  T265] Preemption disabled at:
| [   12.396829][  T265] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.396841][  T265] Tainted: [W]=WARN
[   12.396842][  T265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.396844][  T265] Call Trace:
[   12.396847][  T265]  <TASK>
[   12.396849][  T265]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.396856][  T265]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.396859][  T265]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.396866][  T265]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.396872][  T265]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.396879][  T265]  __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))
[   12.396883][  T265]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.396891][  T265]  ? 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)
[   12.396895][  T265]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.396900][  T265]  put_chars (drivers/char/virtio_console.c:1176)
[   12.396904][  T265]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.396912][  T265]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.396919][  T265]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.396922][  T265]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.396925][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.396928][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.396935][  T265]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.396938][  T265]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.396944][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.396949][  T265]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.396956][  T265]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.396962][  T265]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.396964][  T265]  ? 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))
[   12.396970][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.396973][  T265]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.396980][  T265]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.396987][  T265]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.396990][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.397000][  T265]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.397004][  T265]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.397007][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.397010][  T265]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.397017][  T265]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.397019][  T265]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.397025][  T265]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.397031][  T265]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.397035][  T265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.397037][  T265]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   12.397043][  T265]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.397049][  T265]  _printk (kernel/printk/printk.c:2504)
[   12.397055][  T265]  ? snapshot_read.cold (user.c:?)
[   12.397061][  T265]  ? br_multicast_flood (??:?) bridge
[   12.397078][  T265]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.397081][  T265]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.397083][  T265]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.397091][  T265] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   12.397108][  T265] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   12.397125][  T265] new_nbp (net/bridge/br_if.c:449) bridge
[   12.397142][  T265] br_add_if (net/bridge/br_if.c:592) bridge
[   12.397154][  T265]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   12.397159][  T265]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   12.397164][  T265]  ? __kernel_text_address (kernel/extable.c:79)
[   12.397171][  T265]  do_set_master (net/core/rtnetlink.c:3071)
[   12.397179][  T265]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.397184][  T265]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.397189][  T265]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.397191][  T265]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.397194][  T265]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.397199][  T265]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.397203][  T265]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.397206][  T265]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.397210][  T265]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.397214][  T265]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.397217][  T265]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.397221][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.397224][  T265]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   12.397228][  T265]  ? ___sys_sendmsg (net/socket.c:2757)
[   12.397235][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.397238][  T265]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.397243][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.397247][  T265]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.397249][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.397252][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.397255][  T265]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.397261][  T265]  ? __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)
[   12.397264][  T265]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.397267][  T265]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.397273][  T265]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.397276][  T265]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.397285][  T265]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.397294][  T265]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.397304][  T265]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.397307][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.397315][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.397318][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.397321][  T265]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.397324][  T265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.397331][  T265]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.397334][  T265]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.397339][  T265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.397341][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.397354][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.397357][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.397364][  T265]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.397366][  T265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.397372][  T265]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.397383][  T265]  ? 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))
[   12.397386][  T265]  ? 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))
[   12.397394][  T265]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.397400][  T265]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.397405][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.397413][  T265]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.397419][  T265]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.397426][  T265]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.397435][  T265]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   12.397439][  T265]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.397443][  T265]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   12.397445][  T265]  ? move_addr_to_kernel (net/socket.c:258)
[   12.397459][  T265]  ___sys_sendmsg (net/socket.c:2767)
[   12.397464][  T265]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.397494][  T265]  __sys_sendmsg (net/socket.c:2799)
[   12.397499][  T265]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.397510][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.397517][  T265]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.397520][  T265]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.397525][  T265]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.397528][  T265] RIP: 0033:0x7f15c341f54e
[   12.397533][  T265] 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
[   12.397536][  T265] RSP: 002b:00007ffef9462670 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.397540][  T265] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f15c341f54e
[   12.397542][  T265] RDX: 0000000000000000 RSI: 00007ffef9462720 RDI: 0000000000000005
[   12.397543][  T265] RBP: 00007ffef9462680 R08: 0000000000000000 R09: 0000000000000000
[   12.397545][  T265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9183f2
[   12.397546][  T265] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffef9462de0
| [   13.955450][  T314] softirqs last disabled at (11150): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   13.955452][  T314] Preemption disabled at:
| [   13.955453][  T314] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.955462][  T314] Tainted: [W]=WARN
[   13.955463][  T314] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.955465][  T314] Call Trace:
[   13.955466][  T314]  <TASK>
[   13.955468][  T314]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.955474][  T314]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.955476][  T314]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.955481][  T314]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.955485][  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)
[   13.955490][  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))
[   13.955492][  T314]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.955498][  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)
[   13.955501][  T314]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.955504][  T314]  put_chars (drivers/char/virtio_console.c:1176)
[   13.955506][  T314]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   13.955508][  T314]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.955511][  T314]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.955515][  T314]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.955518][  T314]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.955521][  T314]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.955524][  T314]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.955526][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.955527][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.955532][  T314]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.955534][  T314]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   13.955537][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.955539][  T314]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.955543][  T314]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.955550][  T314]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.955552][  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))
[   13.955555][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.955557][  T314]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.955561][  T314]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.955566][  T314]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.955568][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.955573][  T314]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.955576][  T314]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.955578][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.955580][  T314]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.955584][  T314]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.955586][  T314]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.955589][  T314]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.955593][  T314]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.955595][  T314]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.955598][  T314]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.955602][  T314]  _printk (kernel/printk/printk.c:2504)
[   13.955606][  T314]  ? snapshot_read.cold (user.c:?)
[   13.955610][  T314]  ? br_multicast_flood (??:?) bridge
[   13.955623][  T314]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.955624][  T314]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.955625][  T314]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.955630][  T314] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   13.955640][  T314] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   13.955649][  T314] new_nbp (net/bridge/br_if.c:449) bridge
[   13.955658][  T314] br_add_if (net/bridge/br_if.c:592) bridge
[   13.955665][  T314]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   13.955670][  T314]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   13.955672][  T314]  ? __kernel_text_address (kernel/extable.c:79)
[   13.955676][  T314]  do_set_master (net/core/rtnetlink.c:3071)
[   13.955681][  T314]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.955685][  T314]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.955688][  T314]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.955689][  T314]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.955691][  T314]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.955695][  T314]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.955698][  T314]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.955699][  T314]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.955702][  T314]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.955705][  T314]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.955707][  T314]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.955709][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.955711][  T314]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   13.955714][  T314]  ? ___sys_sendmsg (net/socket.c:2757)
[   13.955719][  T314]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.955721][  T314]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.955724][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.955726][  T314]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.955727][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.955729][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.955732][  T314]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.955735][  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)
[   13.955739][  T314]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.955741][  T314]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.955744][  T314]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.955746][  T314]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.955751][  T314]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.955756][  T314]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.955761][  T314]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.955763][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.955768][  T314]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.955770][  T314]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.955772][  T314]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.955773][  T314]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.955777][  T314]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.955779][  T314]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.955782][  T314]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.955784][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.955788][  T314]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.955790][  T314]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.955793][  T314]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.955795][  T314]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.955798][  T314]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.955804][  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))
[   13.955806][  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))
[   13.955810][  T314]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.955814][  T314]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.955816][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.955820][  T314]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.955824][  T314]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.955828][  T314]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.955833][  T314]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   13.955836][  T314]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.955838][  T314]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   13.955839][  T314]  ? move_addr_to_kernel (net/socket.c:258)
[   13.955847][  T314]  ___sys_sendmsg (net/socket.c:2767)
[   13.955850][  T314]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.955866][  T314]  __sys_sendmsg (net/socket.c:2799)
[   13.955869][  T314]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.955875][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.955879][  T314]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.955881][  T314]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.955884][  T314]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.955886][  T314] RIP: 0033:0x7f3d8eab754e
[   13.955889][  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
[   13.955891][  T314] RSP: 002b:00007ffe314c5080 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.955894][  T314] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f3d8eab754e
[   13.955895][  T314] RDX: 0000000000000000 RSI: 00007ffe314c5130 RDI: 0000000000000005
[   13.955896][  T314] RBP: 00007ffe314c5090 R08: 0000000000000000 R09: 0000000000000000
[   13.955897][  T314] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9183f4
[   13.955898][  T314] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe314c57f0
| [   14.970494][  T351] softirqs last disabled at (19312): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   14.970497][  T351] Preemption disabled at:
| [   14.970497][  T351] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.970507][  T351] Tainted: [W]=WARN
[   14.970508][  T351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.970510][  T351] Call Trace:
[   14.970511][  T351]  <TASK>
[   14.970513][  T351]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.970519][  T351]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.970521][  T351]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.970525][  T351]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.970530][  T351]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.970535][  T351]  __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))
[   14.970537][  T351]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.970543][  T351]  ? 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)
[   14.970548][  T351]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.970551][  T351]  put_chars (drivers/char/virtio_console.c:1176)
[   14.970554][  T351]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   14.970556][  T351]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.970559][  T351]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.970564][  T351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.970566][  T351]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.970569][  T351]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.970572][  T351]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.970574][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.970576][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.970580][  T351]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.970582][  T351]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   14.970585][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.970587][  T351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.970591][  T351]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.970595][  T351]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.970597][  T351]  ? 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))
[   14.970600][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.970602][  T351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.970606][  T351]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.970611][  T351]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.970612][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.970618][  T351]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.970620][  T351]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.970622][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.970624][  T351]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.970628][  T351]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.970630][  T351]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.970633][  T351]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.970637][  T351]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.970640][  T351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.970642][  T351]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.970646][  T351]  _printk (kernel/printk/printk.c:2504)
[   14.970650][  T351]  ? snapshot_read.cold (user.c:?)
[   14.970654][  T351]  ? br_multicast_flood (??:?) bridge
[   14.970666][  T351]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.970668][  T351]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.970669][  T351]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.970673][  T351] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   14.970684][  T351] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   14.970692][  T351] new_nbp (net/bridge/br_if.c:449) bridge
[   14.970702][  T351] br_add_if (net/bridge/br_if.c:592) bridge
[   14.970709][  T351]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   14.970713][  T351]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   14.970716][  T351]  ? __kernel_text_address (kernel/extable.c:79)
[   14.970720][  T351]  do_set_master (net/core/rtnetlink.c:3071)
[   14.970725][  T351]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.970728][  T351]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   14.970731][  T351]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.970732][  T351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.970734][  T351]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.970737][  T351]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.970740][  T351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.970742][  T351]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.970744][  T351]  ? kasan_save_stack (mm/kasan/common.c:58)
[   14.970747][  T351]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.970749][  T351]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.970752][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.970754][  T351]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   14.970757][  T351]  ? ___sys_sendmsg (net/socket.c:2757)
[   14.970761][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.970763][  T351]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.970766][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.970768][  T351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.970769][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.970771][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.970774][  T351]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.970777][  T351]  ? __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)
[   14.970780][  T351]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.970782][  T351]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.970786][  T351]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.970787][  T351]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.970792][  T351]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   14.970797][  T351]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.970803][  T351]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.970804][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.970809][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.970811][  T351]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.970813][  T351]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.970814][  T351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.970818][  T351]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.970820][  T351]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.970823][  T351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.970824][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.970829][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.970830][  T351]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.970834][  T351]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.970836][  T351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.970839][  T351]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.970845][  T351]  ? 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))
[   14.970846][  T351]  ? 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))
[   14.970850][  T351]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.970854][  T351]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.970857][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.970861][  T351]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.970864][  T351]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.970868][  T351]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.970873][  T351]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   14.970876][  T351]  ? copy_msghdr_from_user (net/socket.c:2650)
[   14.970878][  T351]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   14.970879][  T351]  ? move_addr_to_kernel (net/socket.c:258)
[   14.970887][  T351]  ___sys_sendmsg (net/socket.c:2767)
[   14.970890][  T351]  ? copy_msghdr_from_user (net/socket.c:2619)
[   14.970905][  T351]  __sys_sendmsg (net/socket.c:2799)
[   14.970908][  T351]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   14.970914][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.970918][  T351]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.970920][  T351]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.970923][  T351]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.970926][  T351] RIP: 0033:0x7f46bf32f54e
[   14.970929][  T351] 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
[   14.970931][  T351] RSP: 002b:00007ffc22ebcca0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.970934][  T351] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f46bf32f54e
[   14.970935][  T351] RDX: 0000000000000000 RSI: 00007ffc22ebcd50 RDI: 0000000000000005
[   14.970936][  T351] RBP: 00007ffc22ebccb0 R08: 0000000000000000 R09: 0000000000000000
[   14.970937][  T351] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9183f5
[   14.970938][  T351] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc22ebd410
| [   24.654141][   T12] softirqs last disabled at (31876): vxlan_flush (./include/linux/spinlock.h:353 drivers/net/vxlan/vxlan_core.c:3094) vxlan
| [   24.654145][   T12] Preemption disabled at:
| [   24.654146][   T12] vprintk_emit (kernel/printk/printk.c:2471)
| [   24.654156][   T12] Tainted: [W]=WARN
[   24.654157][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.654159][   T12] Workqueue: netns cleanup_net
[   24.654163][   T12] Call Trace:
[   24.654164][   T12]  <TASK>
[   24.654166][   T12]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   24.654172][   T12]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   24.654174][   T12]  __might_resched.cold (kernel/sched/core.c:9234)
[   24.654179][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   24.654183][   T12]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   24.654189][   T12]  __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))
[   24.654191][   T12]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.654198][   T12]  ? 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)
[   24.654200][   T12]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.654204][   T12]  put_chars (drivers/char/virtio_console.c:1176)
[   24.654207][   T12]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   24.654210][   T12]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   24.654215][   T12]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   24.654218][   T12]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.654219][   T12]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.654224][   T12]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   24.654226][   T12]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   24.654229][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.654233][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.654237][   T12]  console_emit_next_record (kernel/printk/printk.c:3183)
[   24.654241][   T12]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   24.654243][   T12]  ? 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))
[   24.654246][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.654249][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.654253][   T12]  console_flush_one_record (kernel/printk/printk.c:3268)
[   24.654257][   T12]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   24.654259][   T12]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.654265][   T12]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   24.654268][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   24.654270][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.654272][   T12]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   24.654276][   T12]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   24.654278][   T12]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   24.654281][   T12]  vprintk_emit (kernel/printk/printk.c:2479)
[   24.654286][   T12]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   24.654288][   T12]  ? process_one_work (kernel/workqueue.c:3387)
[   24.654290][   T12]  ? kthread (kernel/kthread.c:436)
[   24.654292][   T12]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[   24.654295][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[   24.654299][   T12]  _printk (kernel/printk/printk.c:2504)
[   24.654303][   T12]  ? snapshot_read.cold (user.c:?)
[   24.654308][   T12]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   24.654312][   T12]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   24.654315][   T12]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   24.654318][   T12]  ? netdev_notice (net/core/dev.c:13194)
[   24.654322][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.654325][   T12]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   24.654328][   T12]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   24.654329][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.654332][   T12]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   24.654335][   T12]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   24.654340][   T12]  dev_set_allmulti (net/core/dev_api.c:315)
[   24.654344][   T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   24.654358][   T12] br_dev_delete (net/bridge/br_if.c:387) bridge
[   24.654367][   T12] br_net_exit_rtnl (net/bridge/br.c:414) bridge
[   24.654376][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[   24.654386][   T12]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   24.654390][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098)
[   24.654392][   T12]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.654395][   T12]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[   24.654400][   T12]  cleanup_net (net/core/net_namespace.c:706)
[   24.654404][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[   24.654407][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.654409][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.654414][   T12]  process_one_work (kernel/workqueue.c:3387)
[   24.654420][   T12]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[   24.654423][   T12]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.654431][   T12]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[   24.654438][   T12]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[   24.654440][   T12]  kthread (kernel/kthread.c:436)
[   24.654442][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.654445][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   24.654448][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[   24.654451][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[   24.654454][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[   24.654457][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)
[   24.654460][   T12]  ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
| [   25.671770][  T490] softirqs last disabled at (17744): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   25.671773][  T490] Preemption disabled at:
| [   25.671774][  T490] vprintk_emit (kernel/printk/printk.c:2471)
| [   25.671783][  T490] Tainted: [W]=WARN
[   25.671784][  T490] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.671785][  T490] Call Trace:
[   25.671787][  T490]  <TASK>
[   25.671789][  T490]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   25.671795][  T490]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   25.671797][  T490]  __might_resched.cold (kernel/sched/core.c:9234)
[   25.671801][  T490]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   25.671806][  T490]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   25.671811][  T490]  __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))
[   25.671813][  T490]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.671818][  T490]  ? 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)
[   25.671821][  T490]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.671824][  T490]  put_chars (drivers/char/virtio_console.c:1176)
[   25.671826][  T490]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   25.671828][  T490]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.671833][  T490]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.671838][  T490]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   25.671844][  T490]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   25.671846][  T490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.671848][  T490]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.671852][  T490]  console_emit_next_record (kernel/printk/printk.c:3183)
[   25.671856][  T490]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   25.671858][  T490]  ? 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))
[   25.671861][  T490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.671864][  T490]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.671867][  T490]  console_flush_one_record (kernel/printk/printk.c:3268)
[   25.671872][  T490]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   25.671873][  T490]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.671879][  T490]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   25.671881][  T490]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   25.671883][  T490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.671886][  T490]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   25.671889][  T490]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   25.671891][  T490]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   25.671894][  T490]  vprintk_emit (kernel/printk/printk.c:2479)
[   25.671898][  T490]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   25.671900][  T490]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   25.671901][  T490]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.671904][  T490]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   25.671906][  T490]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   25.671908][  T490]  ? ___sys_sendmsg (net/socket.c:2767)
[   25.671910][  T490]  ? __sys_sendmsg (net/socket.c:2799)
[   25.671912][  T490]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   25.671916][  T490]  _printk (kernel/printk/printk.c:2504)
[   25.671920][  T490]  ? snapshot_read.cold (user.c:?)
[   25.671924][  T490]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   25.671928][  T490]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   25.671931][  T490]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   25.671933][  T490]  ? netdev_notice (net/core/dev.c:13194)
[   25.671937][  T490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.671940][  T490]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   25.671942][  T490]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   25.671944][  T490]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.671946][  T490]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   25.671949][  T490]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   25.671954][  T490]  dev_set_allmulti (net/core/dev_api.c:315)
[   25.671957][  T490] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   25.671970][  T490]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   25.671977][  T490] br_del_if (net/bridge/br_if.c:732) bridge
[   25.671984][  T490]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   25.671987][  T490]  do_set_master (net/core/rtnetlink.c:3055)
[   25.671991][  T490]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   25.671995][  T490]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   25.671998][  T490]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   25.671999][  T490]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   25.672002][  T490]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   25.672006][  T490]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.672008][  T490]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.672010][  T490]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.672013][  T490]  ? kasan_save_stack (mm/kasan/common.c:58)
[   25.672016][  T490]  ? kasan_save_stack (mm/kasan/common.c:57)
[   25.672017][  T490]  ? kasan_save_track (mm/kasan/common.c:78)
[   25.672020][  T490]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.672022][  T490]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   25.672024][  T490]  ? ___sys_sendmsg (net/socket.c:2757)
[   25.672027][  T490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.672029][  T490]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   25.672031][  T490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.672034][  T490]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.672035][  T490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.672037][  T490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.672039][  T490]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   25.672042][  T490]  ? __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)
[   25.672044][  T490]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   25.672046][  T490]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   25.672050][  T490]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   25.672051][  T490]  ? nla_get_range_signed (lib/nlattr.c:270)
[   25.672056][  T490]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   25.672061][  T490]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   25.672066][  T490]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.672068][  T490]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.672073][  T490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.672074][  T490]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.672076][  T490]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.672078][  T490]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.672082][  T490]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   25.672084][  T490]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   25.672087][  T490]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.672088][  T490]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.672092][  T490]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.672094][  T490]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.672098][  T490]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   25.672099][  T490]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.672102][  T490]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.672108][  T490]  ? 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))
[   25.672110][  T490]  ? 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))
[   25.672114][  T490]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.672118][  T490]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.672120][  T490]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.672125][  T490]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   25.672128][  T490]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   25.672132][  T490]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   25.672138][  T490]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   25.672140][  T490]  ? copy_msghdr_from_user (net/socket.c:2650)
[   25.672142][  T490]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   25.672144][  T490]  ? move_addr_to_kernel (net/socket.c:258)
[   25.672151][  T490]  ___sys_sendmsg (net/socket.c:2767)
[   25.672154][  T490]  ? copy_msghdr_from_user (net/socket.c:2619)
[   25.672169][  T490]  __sys_sendmsg (net/socket.c:2799)
[   25.672172][  T490]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   25.672178][  T490]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.672182][  T490]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   25.672183][  T490]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   25.672186][  T490]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.672188][  T490] RIP: 0033:0x7f0cc5c2754e
[   25.672192][  T490] 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
[   25.672193][  T490] RSP: 002b:00007ffdf59e27d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   25.672196][  T490] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0cc5c2754e
[   25.672197][  T490] RDX: 0000000000000000 RSI: 00007ffdf59e2880 RDI: 0000000000000005
[   25.672198][  T490] RBP: 00007ffdf59e27e0 R08: 0000000000000000 R09: 0000000000000000
[   25.672199][  T490] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918400


Finger prints:
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
vxlan_flush:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars