======================================
| [   11.850390][  T256] softirqs last disabled at (13794): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   11.850392][  T256] Preemption disabled at:
| [   11.850393][  T256] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.850403][  T256] Tainted: [W]=WARN
[   11.850404][  T256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.850405][  T256] Call Trace:
[   11.850407][  T256]  <TASK>
[   11.850408][  T256]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.850414][  T256]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.850416][  T256]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.850421][  T256]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.850425][  T256]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.850430][  T256]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   11.850432][  T256]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.850438][  T256]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.850440][  T256]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.850443][  T256]  put_chars (drivers/char/virtio_console.c:1176)
[   11.850446][  T256]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.850450][  T256]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.850454][  T256]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.850457][  T256]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.850458][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.850460][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.850464][  T256]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.850466][  T256]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.850469][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.850473][  T256]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.850477][  T256]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.850480][  T256]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.850482][  T256]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   11.850485][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.850487][  T256]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.850491][  T256]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.850495][  T256]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.850497][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.850502][  T256]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.850504][  T256]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.850506][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.850508][  T256]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.850512][  T256]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.850513][  T256]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.850517][  T256]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.850521][  T256]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.850523][  T256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.850525][  T256]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.850529][  T256]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.850532][  T256]  _printk (kernel/printk/printk.c:2504)
[   11.850536][  T256]  ? snapshot_read.cold (user.c:?)
[   11.850540][  T256]  ? br_multicast_flood (??:?) bridge
[   11.850552][  T256]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.850554][  T256]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.850555][  T256]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.850559][  T256] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   11.850569][  T256] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   11.850577][  T256] new_nbp (net/bridge/br_if.c:449) bridge
[   11.850586][  T256] br_add_if (net/bridge/br_if.c:592) bridge
[   11.850593][  T256]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   11.850597][  T256]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.850600][  T256]  ? __kernel_text_address (kernel/extable.c:79)
[   11.850604][  T256]  do_set_master (net/core/rtnetlink.c:3071)
[   11.850608][  T256]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.850611][  T256]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.850614][  T256]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.850616][  T256]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.850618][  T256]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.850622][  T256]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.850624][  T256]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.850626][  T256]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.850628][  T256]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.850631][  T256]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.850633][  T256]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.850636][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.850638][  T256]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   11.850641][  T256]  ? ___sys_sendmsg (net/socket.c:2757)
[   11.850645][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.850647][  T256]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.850650][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.850652][  T256]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.850654][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.850655][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.850658][  T256]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.850662][  T256]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   11.850663][  T256]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.850666][  T256]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.850669][  T256]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.850670][  T256]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.850675][  T256]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.850680][  T256]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.850685][  T256]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.850687][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.850691][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.850693][  T256]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.850695][  T256]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.850697][  T256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.850701][  T256]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.850703][  T256]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.850706][  T256]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.850707][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.850711][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.850713][  T256]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.850716][  T256]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.850718][  T256]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.850721][  T256]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.850726][  T256]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.850728][  T256]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.850732][  T256]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.850736][  T256]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.850738][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.850742][  T256]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.850746][  T256]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.850749][  T256]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.850755][  T256]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.850757][  T256]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.850759][  T256]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.850761][  T256]  ? move_addr_to_kernel (net/socket.c:258)
[   11.850768][  T256]  ___sys_sendmsg (net/socket.c:2767)
[   11.850770][  T256]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.850785][  T256]  __sys_sendmsg (net/socket.c:2799)
[   11.850788][  T256]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.850794][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.850798][  T256]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.850800][  T256]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.850803][  T256]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.850805][  T256] RIP: 0033:0x7f23cf9be54e
[   11.850809][  T256] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.850811][  T256] RSP: 002b:00007ffc84d8e290 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.850813][  T256] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f23cf9be54e
[   11.850815][  T256] RDX: 0000000000000000 RSI: 00007ffc84d8e340 RDI: 0000000000000005
[   11.850815][  T256] RBP: 00007ffc84d8e2a0 R08: 0000000000000000 R09: 0000000000000000
[   11.850816][  T256] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918a9d
[   11.850817][  T256] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc84d8ea00
| [   18.326796][  T317] softirqs last disabled at (19051): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   18.326799][  T317] Preemption disabled at:
| [   18.326800][  T317] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.326810][  T317] Tainted: [W]=WARN
[   18.326810][  T317] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.326812][  T317] Call Trace:
[   18.326814][  T317]  <TASK>
[   18.326815][  T317]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.326821][  T317]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.326823][  T317]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.326828][  T317]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.326832][  T317]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.326838][  T317]  __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))
[   18.326840][  T317]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.326845][  T317]  ? 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)
[   18.326848][  T317]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.326851][  T317]  put_chars (drivers/char/virtio_console.c:1176)
[   18.326854][  T317]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.326855][  T317]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.326860][  T317]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.326862][  T317]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.326867][  T317]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.326869][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.326874][  T317]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.326877][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.326882][  T317]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.326885][  T317]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.326887][  T317]  ? 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))
[   18.326890][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.326893][  T317]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.326896][  T317]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.326900][  T317]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.326902][  T317]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.326907][  T317]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.326910][  T317]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.326912][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.326914][  T317]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.326917][  T317]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.326919][  T317]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.326922][  T317]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.326927][  T317]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.326929][  T317]  ? netdev_run_todo (net/core/dev.c:11776)
[   18.326934][  T317]  ? mirred_device_event (net/sched/act_mirred.c:559 (discriminator 1)) act_mirred
[   18.326937][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.326941][  T317]  ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc
[   18.326943][  T317]  _printk (kernel/printk/printk.c:2504)
[   18.326947][  T317]  ? snapshot_read.cold (user.c:?)
[   18.326949][  T317]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.326952][  T317]  ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc
[   18.326953][  T317]  ? __up_write (kernel/locking/rwsem.c:1415)
[   18.326955][  T317]  ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1))
[   18.326959][  T317]  ? __up_write (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:3390 kernel/locking/rwsem.c:1417)
[   18.326961][  T317] mirred_init_module (net/sched/act_mirred.c:508) act_mirred
[   18.326964][  T317]  do_one_initcall (init/main.c:1357)
[   18.326967][  T317]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   18.326971][  T317]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   18.326975][  T317]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   18.326979][  T317]  do_init_module (kernel/module/main.c:3117)
[   18.326983][  T317]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   18.326987][  T317]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   18.326990][  T317]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   18.326994][  T317]  load_module (kernel/module/main.c:3593)
[   18.327001][  T317]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   18.327005][  T317]  ? __ia32_sys_fsconfig (??:?)
[   18.327008][  T317]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   18.327012][  T317]  ? backing_file_read_iter (fs/backing-file.c:211)
[   18.327015][  T317]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.327019][  T317]  init_module_from_file (kernel/module/main.c:3790)
[   18.327022][  T317]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   18.327030][  T317]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   18.327033][  T317]  ? 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)
[   18.327036][  T317]  idempotent_init_module (kernel/module/main.c:3802)
[   18.327039][  T317]  ? init_module_from_file (kernel/module/main.c:3791)
[   18.327045][  T317]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.327048][  T317]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   18.327054][  T317]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   18.327056][  T317]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.327059][  T317]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.327061][  T317]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.327064][  T317]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.327066][  T317] RIP: 0033:0x7f64c56d237d
[   18.327069][  T317] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48
All code
========
   0:	ff c3                	inc    %ebx
   2:	66 2e 0f 1f 84 00 00 	cs nopw 0x0(%rax,%rax,1)
   9:	00 00 00 
   c:	90                   	nop
   d:	f3 0f 1e fa          	endbr64
  11:	48 89 f8             	mov    %rdi,%rax
  14:	48 89 f7             	mov    %rsi,%rdi
  17:	48 89 d6             	mov    %rdx,%rsi
  1a:	48 89 ca             	mov    %rcx,%rdx
  1d:	4d 89 c2             	mov    %r8,%r10
  20:	4d 89 c8             	mov    %r9,%r8
  23:	4c 8b 4c 24 08       	mov    0x8(%rsp),%r9
  28:	0f 05                	syscall
  2a:*	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax		<-- trapping instruction
  30:	73 01                	jae    0x33
  32:	c3                   	ret
  33:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa85
  3a:	f7 d8                	neg    %eax
  3c:	64 89 01             	mov    %eax,%fs:(%rcx)
  3f:	48                   	rex.W

Code starting with the faulting instruction
===========================================
   0:	48 3d 01 f0 ff ff    	cmp    $0xfffffffffffff001,%rax
   6:	73 01                	jae    0x9
   8:	c3                   	ret
   9:	48 8b 0d 4b aa 0f 00 	mov    0xfaa4b(%rip),%rcx        # 0xfaa5b
  10:	f7 d8                	neg    %eax
  12:	64 89 01             	mov    %eax,%fs:(%rcx)
  15:	48                   	rex.W
[   18.327071][  T317] RSP: 002b:00007fff84e5c108 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   18.327074][  T317] RAX: ffffffffffffffda RBX: 00005597a511b810 RCX: 00007f64c56d237d
[   18.327075][  T317] RDX: 0000000000000000 RSI: 000055978c79bffd RDI: 0000000000000000
[   18.327076][  T317] RBP: 00007fff84e5c1a0 R08: 0000000000000000 R09: 0000000000000000
[   18.327077][  T317] R10: 0000000000000000 R11: 0000000000000246 R12: 000055978c79bffd
[   18.327078][  T317] R13: 00005597a511b960 R14: 0000000000040000 R15: 0000000000000000
| [   26.994274][    C0] softirqs last disabled at (844121): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   26.994276][    C0] Preemption disabled at:
| [   26.994277][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   26.994289][    C0] Tainted: [W]=WARN
[   26.994291][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.994293][    C0] Call Trace:
[   26.994295][    C0]  <IRQ>
[   26.994297][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.994303][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   26.994305][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.994310][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.994313][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   26.994317][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.994322][    C0]  __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))
[   26.994326][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.994329][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.994334][    C0]  ? 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)
[   26.994336][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.994338][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   26.994341][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.994344][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   26.994348][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.994353][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.994355][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.994357][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.994360][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.994363][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.994366][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.994368][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.994371][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.994373][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   26.994376][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.994379][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.994383][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.994385][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.994387][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.994390][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.994393][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.994395][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.994398][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.994400][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.994403][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.994406][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.994409][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.994411][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.994414][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:264)
[   26.994419][    C0]  _printk (kernel/printk/printk.c:2504)
[   26.994423][    C0]  ? snapshot_read.cold (user.c:?)
[   26.994425][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   26.994430][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.994439][    C0]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   26.994441][    C0]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   26.994445][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.994449][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.994452][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.994454][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.994457][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.994460][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.994477][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.994479][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.994482][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.994493][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.994496][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.994506][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.994516][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.994527][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   26.994531][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.994533][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.994537][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.994540][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.994543][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.994546][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.994548][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.994560][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.994562][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.994566][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.994570][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.994573][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.994575][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.994578][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.994580][    C0]  handle_softirqs (kernel/softirq.c:645)
[   26.994583][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.994585][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.994588][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.994590][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   26.994592][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.994596][    C0]  </IRQ>
[   26.994597][    C0]  <TASK>
[   26.994598][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   26.994600][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.994603][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.994606][    C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   26.994608][    C0] RSP: 0018:ffffffffb7e07cf8 EFLAGS: 00000296
[   26.994612][    C0] RAX: 00000000000ce157 RBX: ffffffffb7e1c600 RCX: ffffffffb4ef0307
[   26.994614][    C0] RDX: ffffffffb7e1c600 RSI: ffffffffb7c38af6 RDI: ffffffffb768d8e0
[   26.994615][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.994617][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff6fc0fa2
[   26.994618][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   26.994620][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.994624][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.994626][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.994629][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   26.994631][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.994633][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   26.994635][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.994638][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.994641][    C0]  do_idle (kernel/sched/idle.c:355)
[   26.994643][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.994646][    C0]  rest_init (init/main.c:727)
[   26.994648][    C0]  ? __cpuidle_text_end (??:?)
[   26.994652][    C0]  ? rest_init (init/main.c:727)
[   26.994655][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   26.994659][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   26.994662][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   26.994665][    C0]  start_kernel (init/main.c:1185)
[   26.994668][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   26.994671][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   26.994673][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   27.080842][    C0]
| [   27.080915][    C0]
| [   27.080915][    C0] stack backtrace:
| [   27.081105][    C0] Tainted: [W]=WARN
[   27.081106][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.081107][    C0] Call Trace:
[   27.081109][    C0]  <IRQ>
[   27.081110][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.081114][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   27.081117][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   27.081119][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   27.081121][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   27.081123][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   27.081125][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.081127][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.081133][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.081137][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.081139][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.081144][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   27.081146][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.081152][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   27.081158][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.081164][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   27.081166][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   27.081168][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   27.081171][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.081174][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.081176][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.081178][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   27.081180][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   27.081186][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   27.081188][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.081190][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   27.081193][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   27.081195][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   27.081196][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.081199][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.081200][    C0]  handle_softirqs (kernel/softirq.c:645)
[   27.081202][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.081204][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   27.081206][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   27.081207][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   27.081208][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   27.081210][    C0]  </IRQ>
[   27.081210][    C0]  <TASK>
[   27.081211][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   27.081213][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   27.081215][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   27.081217][    C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   27.081218][    C0] RSP: 0018:ffffffffb7e07cf8 EFLAGS: 00000296
[   27.081221][    C0] RAX: 00000000000ce157 RBX: ffffffffb7e1c600 RCX: ffffffffb4ef0307
[   27.081222][    C0] RDX: ffffffffb7e1c600 RSI: ffffffffb7c38af6 RDI: ffffffffb768d8e0
[   27.081223][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   27.081224][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff6fc0fa2
[   27.081224][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   27.081226][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.081228][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.081230][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   27.081231][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   27.081233][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   27.081234][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   27.081236][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   27.081238][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.081240][    C0]  do_idle (kernel/sched/idle.c:355)
[   27.081242][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   27.081243][    C0]  rest_init (init/main.c:727)
[   27.081245][    C0]  ? __cpuidle_text_end (??:?)
[   27.081247][    C0]  ? rest_init (init/main.c:727)
[   27.081249][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   27.081253][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   27.081256][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   27.081258][    C0]  start_kernel (init/main.c:1185)
[   27.081260][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   27.081261][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   27.081263][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   45.430359][  T505] softirqs last disabled at (0): 0x0
| [   45.430361][  T505] Preemption disabled at:
| [   45.430362][  T505] 0x0
| [   45.430370][  T505] Tainted: [W]=WARN
[   45.430371][  T505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   45.430372][  T505] Call Trace:
[   45.430374][  T505]  <TASK>
[   45.430375][  T505]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   45.430381][  T505]  __might_resched.cold (kernel/sched/core.c:9234)
[   45.430384][  T505]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   45.430388][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.430392][  T505]  __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))
[   45.430395][  T505]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   45.430398][  T505]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.430402][  T505]  ? 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)
[   45.430404][  T505]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   45.430406][  T505]  put_chars (drivers/char/virtio_console.c:1176)
[   45.430408][  T505]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   45.430410][  T505]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   45.430413][  T505]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   45.430417][  T505]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   45.430419][  T505]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   45.430421][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.430423][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.430425][  T505]  console_emit_next_record (kernel/printk/printk.c:3183)
[   45.430427][  T505]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   45.430429][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.430431][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.430432][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.430434][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.430436][  T505]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   45.430437][  T505]  console_flush_one_record (kernel/printk/printk.c:3268)
[   45.430440][  T505]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   45.430442][  T505]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   45.430444][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.430445][  T505]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   45.430447][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.430448][  T505]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.430450][  T505]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   45.430451][  T505]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   45.430453][  T505]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   45.430455][  T505]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   45.430457][  T505]  vprintk_emit (kernel/printk/printk.c:2479)
[   45.430460][  T505]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   45.430462][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.430463][  T505]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   45.430466][  T505]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   45.430467][  T505]  _printk (kernel/printk/printk.c:2504)
[   45.430470][  T505]  ? snapshot_read.cold (user.c:?)
[   45.430472][  T505]  ? ipv6_mc_down (net/ipv6/mcast.c:1157 net/ipv6/mcast.c:2820)
[   45.430477][  T505] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   45.430490][  T505] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   45.430497][  T505] br_device_event (net/bridge/br.c:111) bridge
[   45.430510][  T505]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   45.430513][  T505]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   45.430515][  T505]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   45.430519][  T505]  notifier_call_chain (kernel/notifier.c:85)
[   45.430522][  T505]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   45.430526][  T505]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   45.430527][  T505]  ? netif_change_name (net/core/dev.c:1517)
[   45.430529][  T505]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   45.430531][  T505]  ? __kernel_text_address (kernel/extable.c:79)
[   45.430533][  T505]  ? write_profile (profile.c:?)
[   45.430535][  T505]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.430538][  T505]  netif_change_flags (net/core/dev.c:9882)
[   45.430540][  T505]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   45.430543][  T505]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   45.430545][  T505]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   45.430546][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.430548][  T505]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   45.430551][  T505]  ? kasan_save_stack (mm/kasan/common.c:58)
[   45.430554][  T505]  ? kasan_save_stack (mm/kasan/common.c:57)
[   45.430555][  T505]  ? kasan_save_track (mm/kasan/common.c:78)
[   45.430557][  T505]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   45.430558][  T505]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   45.430560][  T505]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   45.430561][  T505]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.430562][  T505]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.430564][  T505]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.430566][  T505]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.430567][  T505]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   45.430569][  T505]  ? ___sys_sendmsg (net/socket.c:2767)
[   45.430571][  T505]  ? __sys_sendmsg (net/socket.c:2799)
[   45.430572][  T505]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.430574][  T505]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.430577][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.430578][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.430580][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.430581][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.430583][  T505]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   45.430586][  T505]  ? __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)
[   45.430588][  T505]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   45.430589][  T505]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   45.430591][  T505]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   45.430593][  T505]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   45.430595][  T505]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   45.430597][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.430598][  T505]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.430600][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.430601][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.430603][  T505]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   45.430606][  T505]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   45.430608][  T505]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   45.430609][  T505]  ? __kernel_text_address (kernel/extable.c:79)
[   45.430610][  T505]  ? write_profile (profile.c:?)
[   45.430611][  T505]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   45.430613][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.430614][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.430616][  T505]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   45.430619][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.430621][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.430623][  T505]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   45.430624][  T505]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   45.430625][  T505]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.430627][  T505]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   45.430628][  T505]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   45.430630][  T505]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   45.430632][  T505]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   45.430633][  T505]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.430634][  T505]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   45.430636][  T505]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   45.430638][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.430640][  T505]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.430642][  T505]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   45.430644][  T505]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   45.430645][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.430647][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.430648][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   45.430650][  T505]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   45.430652][  T505]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   45.430654][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.430655][  T505]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   45.430657][  T505]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   45.430659][  T505]  ? copy_msghdr_from_user (net/socket.c:2650)
[   45.430660][  T505]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   45.430662][  T505]  ? move_addr_to_kernel (net/socket.c:258)
[   45.430663][  T505]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   45.430666][  T505]  ___sys_sendmsg (net/socket.c:2767)
[   45.430667][  T505]  ? copy_msghdr_from_user (net/socket.c:2619)
[   45.430672][  T505]  __sys_sendmsg (net/socket.c:2799)
[   45.430674][  T505]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   45.430677][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   45.430679][  T505]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   45.430680][  T505]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   45.430682][  T505]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   45.430684][  T505] RIP: 0033:0x7f7b4ca7f54e
[   45.430686][  T505] 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
[   45.430687][  T505] RSP: 002b:00007ffd0e768db0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   45.430691][  T505] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f7b4ca7f54e
[   45.430692][  T505] RDX: 0000000000000000 RSI: 00007ffd0e768e60 RDI: 0000000000000005
[   45.430693][  T505] RBP: 00007ffd0e768dc0 R08: 0000000000000000 R09: 0000000000000000
[   45.430694][  T505] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918abe


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
__irq_exit_rcu:schedule_preempt_disabled:dump_stack_lvl:__kmalloc_noprof:put_chars
__kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars