======================================
| [   11.280975][  T257] softirqs last disabled at (20984): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   11.280978][  T257] Preemption disabled at:
| [   11.280979][  T257] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.280991][  T257] Tainted: [W]=WARN
[   11.280992][  T257] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.280994][  T257] Call Trace:
[   11.280996][  T257]  <TASK>
[   11.280998][  T257]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.281005][  T257]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.281008][  T257]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.281014][  T257]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.281019][  T257]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.281026][  T257]  __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))
[   11.281030][  T257]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.281037][  T257]  ? 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)
[   11.281040][  T257]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.281045][  T257]  put_chars (drivers/char/virtio_console.c:1176)
[   11.281049][  T257]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.281056][  T257]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.281061][  T257]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.281065][  T257]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.281068][  T257]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.281070][  T257]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.281076][  T257]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.281079][  T257]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.281084][  T257]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.281089][  T257]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.281095][  T257]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.281101][  T257]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.281103][  T257]  ? 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))
[   11.281108][  T257]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.281111][  T257]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.281117][  T257]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.281124][  T257]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.281126][  T257]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.281134][  T257]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.281138][  T257]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.281141][  T257]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.281144][  T257]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.281150][  T257]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.281152][  T257]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.281157][  T257]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.281163][  T257]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.281167][  T257]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.281169][  T257]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.281174][  T257]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.281180][  T257]  _printk (kernel/printk/printk.c:2504)
[   11.281184][  T257]  ? snapshot_read.cold (user.c:?)
[   11.281190][  T257]  ? br_multicast_flood (??:?) bridge
[   11.281206][  T257]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.281208][  T257]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.281210][  T257]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.281218][  T257] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   11.281233][  T257] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   11.281246][  T257] new_nbp (net/bridge/br_if.c:449) bridge
[   11.281261][  T257] br_add_if (net/bridge/br_if.c:592) bridge
[   11.281272][  T257]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   11.281277][  T257]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.281281][  T257]  ? __kernel_text_address (kernel/extable.c:79)
[   11.281287][  T257]  do_set_master (net/core/rtnetlink.c:3071)
[   11.281294][  T257]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.281299][  T257]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.281303][  T257]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.281305][  T257]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.281309][  T257]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.281313][  T257]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.281316][  T257]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.281319][  T257]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.281323][  T257]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.281327][  T257]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.281329][  T257]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.281333][  T257]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.281335][  T257]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   11.281339][  T257]  ? ___sys_sendmsg (net/socket.c:2757)
[   11.281346][  T257]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.281349][  T257]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.281353][  T257]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.281357][  T257]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.281359][  T257]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.281361][  T257]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.281365][  T257]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.281369][  T257]  ? __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)
[   11.281372][  T257]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.281375][  T257]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.281381][  T257]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.281383][  T257]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.281391][  T257]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.281400][  T257]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.281408][  T257]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.281411][  T257]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.281418][  T257]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.281421][  T257]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.281424][  T257]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.281427][  T257]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.281432][  T257]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.281436][  T257]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.281440][  T257]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.281442][  T257]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.281449][  T257]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.281452][  T257]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.281457][  T257]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.281460][  T257]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.281465][  T257]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.281475][  T257]  ? 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))
[   11.281477][  T257]  ? 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))
[   11.281484][  T257]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.281490][  T257]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.281494][  T257]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.281500][  T257]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.281513][  T257]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.281519][  T257]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.281527][  T257]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.281531][  T257]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.281534][  T257]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.281536][  T257]  ? move_addr_to_kernel (net/socket.c:258)
[   11.281549][  T257]  ___sys_sendmsg (net/socket.c:2767)
[   11.281553][  T257]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.281579][  T257]  __sys_sendmsg (net/socket.c:2799)
[   11.281584][  T257]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.281594][  T257]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.281599][  T257]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.281602][  T257]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.281606][  T257]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.281610][  T257] RIP: 0033:0x7feb386a854e
[   11.281614][  T257] 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
[   11.281616][  T257] RSP: 002b:00007ffc5b8ad700 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.281620][  T257] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007feb386a854e
[   11.281622][  T257] RDX: 0000000000000000 RSI: 00007ffc5b8ad7b0 RDI: 0000000000000005
[   11.281623][  T257] RBP: 00007ffc5b8ad710 R08: 0000000000000000 R09: 0000000000000000
[   11.281625][  T257] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b55b
[   11.281626][  T257] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc5b8ade70
| [   17.587342][  T318] softirqs last disabled at (23965): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   17.587346][  T318] Preemption disabled at:
| [   17.587347][  T318] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.587359][  T318] Tainted: [W]=WARN
[   17.587361][  T318] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.587363][  T318] Call Trace:
[   17.587366][  T318]  <TASK>
[   17.587368][  T318]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.587375][  T318]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.587378][  T318]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.587384][  T318]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.587390][  T318]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.587397][  T318]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   17.587401][  T318]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.587410][  T318]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.587413][  T318]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.587418][  T318]  put_chars (drivers/char/virtio_console.c:1176)
[   17.587422][  T318]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.587424][  T318]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.587431][  T318]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.587434][  T318]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.587442][  T318]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.587445][  T318]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.587454][  T318]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.587459][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.587467][  T318]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.587474][  T318]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.587476][  T318]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   17.587481][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.587484][  T318]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.587491][  T318]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.587498][  T318]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.587500][  T318]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.587510][  T318]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.587514][  T318]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.587516][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.587520][  T318]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.587526][  T318]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.587534][  T318]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.587540][  T318]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.587546][  T318]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.587551][  T318]  ? netdev_run_todo (net/core/dev.c:11776)
[   17.587556][  T318]  ? mirred_device_event (net/sched/act_mirred.c:559 (discriminator 1)) act_mirred
[   17.587560][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.587567][  T318]  ? 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
[   17.587571][  T318]  _printk (kernel/printk/printk.c:2504)
[   17.587576][  T318]  ? snapshot_read.cold (user.c:?)
[   17.587579][  T318]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.587583][  T318]  ? 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
[   17.587586][  T318]  ? __up_write (kernel/locking/rwsem.c:1415)
[   17.587588][  T318]  ? __up_write (kernel/locking/rwsem.c:1422 (discriminator 1))
[   17.587595][  T318]  ? __up_write (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:3390 kernel/locking/rwsem.c:1417)
[   17.587599][  T318] mirred_init_module (net/sched/act_mirred.c:508) act_mirred
[   17.587603][  T318]  do_one_initcall (init/main.c:1357)
[   17.587608][  T318]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   17.587616][  T318]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   17.587620][  T318]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   17.587628][  T318]  do_init_module (kernel/module/main.c:3117)
[   17.587634][  T318]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   17.587639][  T318]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   17.587645][  T318]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   17.587652][  T318]  load_module (kernel/module/main.c:3593)
[   17.587664][  T318]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   17.587670][  T318]  ? __ia32_sys_fsconfig (??:?)
[   17.587674][  T318]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   17.587680][  T318]  ? backing_file_read_iter (fs/backing-file.c:211)
[   17.587684][  T318]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.587691][  T318]  init_module_from_file (kernel/module/main.c:3790)
[   17.587696][  T318]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   17.587710][  T318]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   17.587716][  T318]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   17.587721][  T318]  idempotent_init_module (kernel/module/main.c:3802)
[   17.587727][  T318]  ? init_module_from_file (kernel/module/main.c:3791)
[   17.587738][  T318]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.587741][  T318]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   17.587750][  T318]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   17.587754][  T318]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.587759][  T318]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.587761][  T318]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.587766][  T318]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.587769][  T318] RIP: 0033:0x7f2f8e3c637d
[   17.587774][  T318] 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
[   17.587776][  T318] RSP: 002b:00007ffed8564d08 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   17.587780][  T318] RAX: ffffffffffffffda RBX: 000055571fa0e810 RCX: 00007f2f8e3c637d
[   17.587782][  T318] RDX: 0000000000000000 RSI: 00005556fe282ffd RDI: 0000000000000000
[   17.587784][  T318] RBP: 00007ffed8564da0 R08: 0000000000000000 R09: 0000000000000000
[   17.587785][  T318] R10: 0000000000000000 R11: 0000000000000246 R12: 00005556fe282ffd
[   17.587787][  T318] R13: 000055571fa0e960 R14: 0000000000040000 R15: 0000000000000000
| [   26.522975][    C2] softirqs last disabled at (715021): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   26.522977][    C2] Preemption disabled at:
| [   26.522978][    C2] 0x0
| [   26.522988][    C2] Tainted: [W]=WARN
[   26.522990][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.522991][    C2] Call Trace:
[   26.522993][    C2]  <IRQ>
[   26.522994][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.523000][    C2]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.523003][    C2]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.523007][    C2]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.523011][    C2]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   26.523014][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.523016][    C2]  __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))
[   26.523019][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.523022][    C2]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.523026][    C2]  ? 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)
[   26.523027][    C2]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.523029][    C2]  put_chars (drivers/char/virtio_console.c:1176)
[   26.523031][    C2]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.523033][    C2]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   26.523036][    C2]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.523040][    C2]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.523041][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.523043][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.523045][    C2]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.523048][    C2]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.523050][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.523051][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.523053][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.523055][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   26.523056][    C2]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.523059][    C2]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.523061][    C2]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.523063][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.523065][    C2]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.523066][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.523068][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.523069][    C2]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.523071][    C2]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.523073][    C2]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.523075][    C2]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.523078][    C2]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.523079][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.523091][    C2]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.523093][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.523099][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.523105][    C2]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   26.523109][    C2]  _printk (kernel/printk/printk.c:2504)
[   26.523112][    C2]  ? snapshot_read.cold (user.c:?)
[   26.523114][    C2]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   26.523118][    C2]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.523120][    C2]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   26.523121][    C2]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   26.523124][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.523127][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.523129][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.523131][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.523133][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.523134][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.523141][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.523143][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.523144][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.523150][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.523152][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.523158][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.523164][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.523170][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   26.523173][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.523175][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.523179][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.523180][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.523182][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.523184][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.523186][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.523193][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.523195][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.523198][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.523200][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.523202][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.523204][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.523206][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.523208][    C2]  handle_softirqs (kernel/softirq.c:645)
[   26.523210][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.523211][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.523213][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.523215][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   26.523216][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.523219][    C2]  </IRQ>
[   26.523220][    C2]  <TASK>
[   26.523221][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.523222][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.523225][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.523227][    C2] 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
[   26.523229][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282
[   26.523232][    C2] RAX: 00000000000ae90b RBX: ff11000001bec6c0 RCX: ffffffff904f0307
[   26.523234][    C2] RDX: ff11000001bec6c0 RSI: ffffffff93238af6 RDI: ffffffff92c8d8e0
[   26.523235][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.523236][    C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3
[   26.523237][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   26.523238][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.523241][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.523243][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   26.523245][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.523246][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   26.523248][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.523250][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.523252][    C2]  do_idle (kernel/sched/idle.c:355)
[   26.523254][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.523255][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   26.523257][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   26.523259][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   26.581716][    C2]
| [   26.581784][    C2]
| [   26.581784][    C2] stack backtrace:
| [   26.581958][    C2] Tainted: [W]=WARN
[   26.581959][    C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.581960][    C2] Call Trace:
[   26.581961][    C2]  <IRQ>
[   26.581962][    C2]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.581965][    C2]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   26.581968][    C2]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.581971][    C2]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.581973][    C2]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.581974][    C2]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.581977][    C2]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.581978][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.581985][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.581988][    C2]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.581991][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.581997][    C2]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.581998][    C2]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.582004][    C2] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.582011][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.582017][    C2]  call_timer_fn (kernel/time/timer.c:1748)
[   26.582019][    C2]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.582021][    C2]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.582024][    C2]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.582026][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.582028][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.582030][    C2]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.582032][    C2]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.582039][    C2]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.582041][    C2]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.582044][    C2]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.582046][    C2]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.582048][    C2]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.582050][    C2]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.582052][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.582054][    C2]  handle_softirqs (kernel/softirq.c:645)
[   26.582056][    C2]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.582058][    C2]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.582060][    C2]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.582061][    C2]  irq_exit_rcu (kernel/softirq.c:784)
[   26.582063][    C2]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.582065][    C2]  </IRQ>
[   26.582065][    C2]  <TASK>
[   26.582066][    C2]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.582067][    C2]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.582069][    C2] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.582071][    C2] 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
[   26.582072][    C2] RSP: 0018:ffa0000000157e00 EFLAGS: 00000282
[   26.582074][    C2] RAX: 00000000000ae90b RBX: ff11000001bec6c0 RCX: ffffffff904f0307
[   26.582075][    C2] RDX: ff11000001bec6c0 RSI: ffffffff93238af6 RDI: ffffffff92c8d8e0
[   26.582076][    C2] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.582077][    C2] R10: 0000000000000002 R11: 0000000000000001 R12: 1ff400000002afc3
[   26.582077][    C2] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   26.582079][    C2]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.582081][    C2]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.582083][    C2]  default_idle_call (kernel/sched/idle.c:122)
[   26.582084][    C2]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.582086][    C2]  ? arch_cpu_idle_exit+0x40/0x40
[   26.582088][    C2]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.582089][    C2]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.582091][    C2]  do_idle (kernel/sched/idle.c:355)
[   26.582093][    C2]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.582094][    C2]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   26.582096][    C2]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   26.582098][    C2]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   44.413263][  T505] softirqs last disabled at (0): 0x0
| [   44.413265][  T505] Preemption disabled at:
| [   44.413266][  T505] 0x0
| [   44.413274][  T505] Tainted: [W]=WARN
[   44.413275][  T505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   44.413277][  T505] Call Trace:
[   44.413278][  T505]  <TASK>
[   44.413279][  T505]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   44.413285][  T505]  __might_resched.cold (kernel/sched/core.c:9234)
[   44.413289][  T505]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   44.413292][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.413296][  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))
[   44.413300][  T505]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   44.413302][  T505]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.413306][  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)
[   44.413308][  T505]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   44.413310][  T505]  put_chars (drivers/char/virtio_console.c:1176)
[   44.413312][  T505]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   44.413313][  T505]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   44.413317][  T505]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   44.413320][  T505]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   44.413322][  T505]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   44.413324][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.413326][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.413328][  T505]  console_emit_next_record (kernel/printk/printk.c:3183)
[   44.413330][  T505]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   44.413332][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.413334][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.413335][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.413337][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.413339][  T505]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   44.413340][  T505]  console_flush_one_record (kernel/printk/printk.c:3268)
[   44.413343][  T505]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   44.413345][  T505]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   44.413347][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.413349][  T505]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   44.413350][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.413352][  T505]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.413353][  T505]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   44.413355][  T505]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   44.413357][  T505]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   44.413359][  T505]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   44.413361][  T505]  vprintk_emit (kernel/printk/printk.c:2479)
[   44.413363][  T505]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   44.413365][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.413366][  T505]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.413369][  T505]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   44.413371][  T505]  _printk (kernel/printk/printk.c:2504)
[   44.413374][  T505]  ? snapshot_read.cold (user.c:?)
[   44.413376][  T505]  ? ipv6_mc_down (net/ipv6/mcast.c:1157 net/ipv6/mcast.c:2820)
[   44.413380][  T505] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   44.413393][  T505] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   44.413401][  T505] br_device_event (net/bridge/br.c:111) bridge
[   44.413409][  T505]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   44.413413][  T505]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   44.413415][  T505]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   44.413419][  T505]  notifier_call_chain (kernel/notifier.c:85)
[   44.413422][  T505]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   44.413426][  T505]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   44.413427][  T505]  ? netif_change_name (net/core/dev.c:1517)
[   44.413430][  T505]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   44.413432][  T505]  ? __kernel_text_address (kernel/extable.c:79)
[   44.413434][  T505]  ? write_profile (profile.c:?)
[   44.413436][  T505]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   44.413439][  T505]  netif_change_flags (net/core/dev.c:9882)
[   44.413441][  T505]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   44.413444][  T505]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   44.413445][  T505]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   44.413447][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.413448][  T505]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   44.413452][  T505]  ? kasan_save_stack (mm/kasan/common.c:58)
[   44.413455][  T505]  ? kasan_save_stack (mm/kasan/common.c:57)
[   44.413456][  T505]  ? kasan_save_track (mm/kasan/common.c:78)
[   44.413458][  T505]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   44.413459][  T505]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   44.413461][  T505]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   44.413462][  T505]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.413463][  T505]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   44.413466][  T505]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.413467][  T505]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.413468][  T505]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.413471][  T505]  ? ___sys_sendmsg (net/socket.c:2767)
[   44.413472][  T505]  ? __sys_sendmsg (net/socket.c:2799)
[   44.413474][  T505]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.413476][  T505]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.413479][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.413481][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.413482][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.413484][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.413485][  T505]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   44.413489][  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)
[   44.413490][  T505]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   44.413491][  T505]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   44.413493][  T505]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   44.413495][  T505]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   44.413497][  T505]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   44.413499][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.413501][  T505]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.413502][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.413503][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.413505][  T505]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   44.413509][  T505]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   44.413510][  T505]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   44.413512][  T505]  ? __kernel_text_address (kernel/extable.c:79)
[   44.413513][  T505]  ? write_profile (profile.c:?)
[   44.413514][  T505]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   44.413515][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.413517][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.413519][  T505]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   44.413523][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.413524][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.413526][  T505]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   44.413527][  T505]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   44.413529][  T505]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.413530][  T505]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   44.413532][  T505]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   44.413534][  T505]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   44.413535][  T505]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   44.413537][  T505]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.413538][  T505]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   44.413539][  T505]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   44.413542][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.413543][  T505]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.413545][  T505]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   44.413547][  T505]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   44.413549][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.413550][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.413552][  T505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   44.413554][  T505]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   44.413556][  T505]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   44.413558][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.413559][  T505]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   44.413561][  T505]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   44.413563][  T505]  ? copy_msghdr_from_user (net/socket.c:2650)
[   44.413564][  T505]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   44.413566][  T505]  ? move_addr_to_kernel (net/socket.c:258)
[   44.413567][  T505]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   44.413570][  T505]  ___sys_sendmsg (net/socket.c:2767)
[   44.413572][  T505]  ? copy_msghdr_from_user (net/socket.c:2619)
[   44.413576][  T505]  __sys_sendmsg (net/socket.c:2799)
[   44.413578][  T505]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   44.413581][  T505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   44.413583][  T505]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   44.413584][  T505]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   44.413586][  T505]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   44.413588][  T505] RIP: 0033:0x7fd8d456254e
[   44.413590][  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
[   44.413591][  T505] RSP: 002b:00007ffc6d5556b0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   44.413595][  T505] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd8d456254e
[   44.413596][  T505] RDX: 0000000000000000 RSI: 00007ffc6d555760 RDI: 0000000000000005
[   44.413597][  T505] RBP: 00007ffc6d5556c0 R08: 0000000000000000 R09: 0000000000000000
[   44.413598][  T505] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b57c


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__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