======================================
| [   10.616118][  T246] softirqs last disabled at (16520): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   10.616120][  T246] Preemption disabled at:
| [   10.616121][  T246] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.616130][  T246] Tainted: [W]=WARN
[   10.616131][  T246] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.616133][  T246] Call Trace:
[   10.616134][  T246]  <TASK>
[   10.616136][  T246]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.616142][  T246]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.616144][  T246]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.616148][  T246]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.616152][  T246]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.616158][  T246]  __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))
[   10.616160][  T246]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.616165][  T246]  ? 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)
[   10.616168][  T246]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.616171][  T246]  put_chars (drivers/char/virtio_console.c:1176)
[   10.616174][  T246]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.616178][  T246]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   10.616182][  T246]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.616184][  T246]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.616186][  T246]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.616188][  T246]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.616192][  T246]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.616194][  T246]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   10.616197][  T246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.616201][  T246]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.616205][  T246]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.616208][  T246]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.616210][  T246]  ? 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))
[   10.616213][  T246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.616215][  T246]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.616219][  T246]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.616223][  T246]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.616225][  T246]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.616230][  T246]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.616233][  T246]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.616235][  T246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.616237][  T246]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.616241][  T246]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.616242][  T246]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.616246][  T246]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.616249][  T246]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.616252][  T246]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.616253][  T246]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   10.616257][  T246]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   10.616261][  T246]  _printk (kernel/printk/printk.c:2504)
[   10.616265][  T246]  ? snapshot_read.cold (user.c:?)
[   10.616269][  T246]  ? br_multicast_flood (??:?) bridge
[   10.616280][  T246]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   10.616282][  T246]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   10.616283][  T246]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   10.616287][  T246] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   10.616297][  T246] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   10.616305][  T246] new_nbp (net/bridge/br_if.c:449) bridge
[   10.616314][  T246] br_add_if (net/bridge/br_if.c:592) bridge
[   10.616321][  T246]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   10.616325][  T246]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   10.616328][  T246]  ? __kernel_text_address (kernel/extable.c:79)
[   10.616332][  T246]  do_set_master (net/core/rtnetlink.c:3071)
[   10.616336][  T246]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   10.616339][  T246]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   10.616342][  T246]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   10.616344][  T246]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.616346][  T246]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.616350][  T246]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.616352][  T246]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.616354][  T246]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.616357][  T246]  ? kasan_save_stack (mm/kasan/common.c:58)
[   10.616360][  T246]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.616361][  T246]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.616364][  T246]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.616365][  T246]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   10.616368][  T246]  ? ___sys_sendmsg (net/socket.c:2757)
[   10.616373][  T246]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.616375][  T246]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   10.616378][  T246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.616380][  T246]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.616382][  T246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.616383][  T246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.616385][  T246]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   10.616389][  T246]  ? __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)
[   10.616391][  T246]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   10.616393][  T246]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   10.616396][  T246]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   10.616398][  T246]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.616403][  T246]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   10.616408][  T246]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   10.616413][  T246]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.616415][  T246]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.616419][  T246]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.616421][  T246]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.616423][  T246]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.616425][  T246]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.616429][  T246]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.616431][  T246]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   10.616433][  T246]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.616435][  T246]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.616439][  T246]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.616441][  T246]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.616444][  T246]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   10.616446][  T246]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.616449][  T246]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.616455][  T246]  ? 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))
[   10.616456][  T246]  ? 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))
[   10.616460][  T246]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.616464][  T246]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.616467][  T246]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.616471][  T246]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   10.616474][  T246]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   10.616478][  T246]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.616484][  T246]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   10.616486][  T246]  ? copy_msghdr_from_user (net/socket.c:2650)
[   10.616488][  T246]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   10.616489][  T246]  ? move_addr_to_kernel (net/socket.c:258)
[   10.616497][  T246]  ___sys_sendmsg (net/socket.c:2767)
[   10.616499][  T246]  ? copy_msghdr_from_user (net/socket.c:2619)
[   10.616515][  T246]  __sys_sendmsg (net/socket.c:2799)
[   10.616518][  T246]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   10.616524][  T246]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.616528][  T246]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.616530][  T246]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.616533][  T246]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.616535][  T246] RIP: 0033:0x7f85ae48954e
[   10.616538][  T246] 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
[   10.616540][  T246] RSP: 002b:00007ffe05cd8e30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.616542][  T246] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f85ae48954e
[   10.616544][  T246] RDX: 0000000000000000 RSI: 00007ffe05cd8ee0 RDI: 0000000000000005
[   10.616545][  T246] RBP: 00007ffe05cd8e40 R08: 0000000000000000 R09: 0000000000000000
[   10.616545][  T246] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b441
[   10.616546][  T246] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe05cd95a0
| [   18.405493][  T301] softirqs last disabled at (20353): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   18.405495][  T301] Preemption disabled at:
| [   18.405495][  T301] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.405505][  T301] Tainted: [W]=WARN
[   18.405506][  T301] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.405507][  T301] Call Trace:
[   18.405509][  T301]  <TASK>
[   18.405510][  T301]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.405516][  T301]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.405518][  T301]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.405523][  T301]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.405527][  T301]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.405532][  T301]  __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))
[   18.405534][  T301]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.405540][  T301]  ? 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)
[   18.405543][  T301]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.405546][  T301]  put_chars (drivers/char/virtio_console.c:1176)
[   18.405548][  T301]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   18.405550][  T301]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.405553][  T301]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.405556][  T301]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.405560][  T301]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.405563][  T301]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.405565][  T301]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.405569][  T301]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.405570][  T301]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   18.405573][  T301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.405576][  T301]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.405580][  T301]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.405584][  T301]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.405586][  T301]  ? 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))
[   18.405589][  T301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.405591][  T301]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.405595][  T301]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.405599][  T301]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.405600][  T301]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.405605][  T301]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.405608][  T301]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.405610][  T301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.405612][  T301]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.405616][  T301]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.405617][  T301]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.405620][  T301]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.405624][  T301]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.405630][  T301]  ? 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
[   18.405633][  T301]  _printk (kernel/printk/printk.c:2504)
[   18.405637][  T301]  ? snapshot_read.cold (user.c:?)
[   18.405643][  T301]  ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356)
[   18.405645][  T301] gact_init_module (net/sched/act_gact.c:180) act_gact
[   18.405648][  T301]  do_one_initcall (init/main.c:1357)
[   18.405651][  T301]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   18.405655][  T301]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   18.405658][  T301]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   18.405663][  T301]  do_init_module (kernel/module/main.c:3117)
[   18.405666][  T301]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   18.405671][  T301]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   18.405674][  T301]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   18.405677][  T301]  load_module (kernel/module/main.c:3593)
[   18.405684][  T301]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   18.405688][  T301]  ? __ia32_sys_fsconfig (??:?)
[   18.405691][  T301]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   18.405695][  T301]  ? backing_file_read_iter (fs/backing-file.c:211)
[   18.405698][  T301]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.405702][  T301]  init_module_from_file (kernel/module/main.c:3790)
[   18.405705][  T301]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   18.405713][  T301]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   18.405716][  T301]  ? 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)
[   18.405719][  T301]  idempotent_init_module (kernel/module/main.c:3802)
[   18.405722][  T301]  ? init_module_from_file (kernel/module/main.c:3791)
[   18.405729][  T301]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.405731][  T301]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   18.405737][  T301]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   18.405739][  T301]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.405743][  T301]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.405744][  T301]  ? irq_exit_rcu (kernel/softirq.c:786)
[   18.405747][  T301]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.405749][  T301] RIP: 0033:0x7f3580e1637d
[   18.405752][  T301] 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
[   18.405754][  T301] RSP: 002b:00007ffd454223a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   18.405757][  T301] RAX: ffffffffffffffda RBX: 0000563c3789e810 RCX: 00007f3580e1637d
[   18.405758][  T301] RDX: 0000000000000000 RSI: 0000563c147b9ffd RDI: 0000000000000000
[   18.405759][  T301] RBP: 00007ffd45422440 R08: 0000000000000000 R09: 0000000000000000
[   18.405760][  T301] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563c147b9ffd
[   18.405761][  T301] R13: 0000563c3789e960 R14: 0000000000040000 R15: 0000000000000000
| [   25.964942][    C1] softirqs last disabled at (862849): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   25.964944][    C1] Preemption disabled at:
| [   25.964944][    C1] 0x0
| [   25.964953][    C1] Tainted: [W]=WARN
[   25.964954][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.964956][    C1] Call Trace:
[   25.964958][    C1]  <IRQ>
[   25.964959][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   25.964965][    C1]  __might_resched.cold (kernel/sched/core.c:9234)
[   25.964968][    C1]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   25.964971][    C1]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   25.964974][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.964977][    C1]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   25.964980][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   25.964983][    C1]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.964987][    C1]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   25.964988][    C1]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.964990][    C1]  put_chars (drivers/char/virtio_console.c:1176)
[   25.964992][    C1]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   25.964994][    C1]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   25.964997][    C1]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   25.965000][    C1]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   25.965002][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.965003][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.965005][    C1]  console_emit_next_record (kernel/printk/printk.c:3183)
[   25.965008][    C1]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   25.965010][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.965011][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.965013][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.965015][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   25.965016][    C1]  console_flush_one_record (kernel/printk/printk.c:3268)
[   25.965019][    C1]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   25.965021][    C1]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   25.965023][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.965024][    C1]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   25.965026][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.965027][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   25.965029][    C1]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   25.965031][    C1]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   25.965032][    C1]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   25.965034][    C1]  vprintk_emit (kernel/printk/printk.c:2479)
[   25.965036][    C1]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   25.965038][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   25.965050][    C1]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   25.965051][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   25.965058][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   25.965063][    C1]  ? is_module_text_address (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 kernel/module/main.c:3934)
[   25.965067][    C1]  _printk (kernel/printk/printk.c:2504)
[   25.965070][    C1]  ? snapshot_read.cold (user.c:?)
[   25.965071][    C1]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   25.965075][    C1]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.965077][    C1]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   25.965079][    C1]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   25.965081][    C1]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   25.965084][    C1]  mark_lock (kernel/locking/lockdep.c:4769)
[   25.965086][    C1]  mark_usage (kernel/locking/lockdep.c:4658)
[   25.965087][    C1]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   25.965089][    C1]  ? __irq_exit_rcu (kernel/softirq.c:751)
[   25.965090][    C1]  ? irq_exit_rcu (kernel/softirq.c:786)
[   25.965091][    C1]  ? sysvec_call_function_single (arch/x86/kernel/smp.c:267 (discriminator 16) arch/x86/kernel/smp.c:267 (discriminator 16))
[   25.965093][    C1]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.965095][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   25.965101][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.965103][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.965105][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   25.965111][    C1]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   25.965113][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   25.965119][    C1] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   25.965125][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   25.965131][    C1]  call_timer_fn (kernel/time/timer.c:1748)
[   25.965134][    C1]  ? detach_if_pending (./include/linux/list.h:1159)
[   25.965136][    C1]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   25.965139][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.965141][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.965143][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.965145][    C1]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   25.965147][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   25.965153][    C1]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   25.965155][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.965158][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   25.965160][    C1]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   25.965162][    C1]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   25.965164][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.965166][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.965168][    C1]  handle_softirqs (kernel/softirq.c:645)
[   25.965169][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.965171][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   25.965173][    C1]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   25.965174][    C1]  irq_exit_rcu (kernel/softirq.c:784)
[   25.965176][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   25.965178][    C1]  </IRQ>
[   25.965178][    C1]  <TASK>
[   25.965179][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   25.965180][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   25.965182][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   25.965185][    C1] 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
[   25.965186][    C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282
[   25.965189][    C1] RAX: 00000000000d2a7f RBX: ff11000001bea380 RCX: ffffffff854f0307
[   25.965191][    C1] RDX: ff11000001bea380 RSI: ffffffff88238af6 RDI: ffffffff87c8d8e0
[   25.965191][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   25.965192][    C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3
[   25.965193][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   25.965194][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   25.965197][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   25.965199][    C1]  default_idle_call (kernel/sched/idle.c:122)
[   25.965201][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   25.965202][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[   25.965204][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   25.965206][    C1]  ? default_idle_call (kernel/sched/idle.c:129)
[   25.965208][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.965210][    C1]  do_idle (kernel/sched/idle.c:355)
[   25.965211][    C1]  cpu_startup_entry (kernel/sched/idle.c:454)
[   25.965213][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   25.965215][    C1]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   25.965217][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   26.021985][    C1]
| [   26.022092][    C1]
| [   26.022092][    C1] stack backtrace:
| [   26.022254][    C1] Tainted: [W]=WARN
[   26.022254][    C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.022255][    C1] Call Trace:
[   26.022256][    C1]  <IRQ>
[   26.022257][    C1]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.022260][    C1]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   26.022262][    C1]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.022265][    C1]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.022267][    C1]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.022268][    C1]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.022270][    C1]  ? __irq_exit_rcu (kernel/softirq.c:751)
[   26.022271][    C1]  ? irq_exit_rcu (kernel/softirq.c:786)
[   26.022273][    C1]  ? sysvec_call_function_single (arch/x86/kernel/smp.c:267 (discriminator 16) arch/x86/kernel/smp.c:267 (discriminator 16))
[   26.022275][    C1]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.022276][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.022283][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.022286][    C1]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.022287][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.022293][    C1]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.022295][    C1]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.022301][    C1] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.022307][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.022313][    C1]  call_timer_fn (kernel/time/timer.c:1748)
[   26.022315][    C1]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.022316][    C1]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.022319][    C1]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.022321][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.022323][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.022325][    C1]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.022326][    C1]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.022333][    C1]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.022335][    C1]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.022337][    C1]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.022339][    C1]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.022341][    C1]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.022343][    C1]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.022345][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.022347][    C1]  handle_softirqs (kernel/softirq.c:645)
[   26.022349][    C1]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.022350][    C1]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.022352][    C1]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.022354][    C1]  irq_exit_rcu (kernel/softirq.c:784)
[   26.022355][    C1]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.022357][    C1]  </IRQ>
[   26.022357][    C1]  <TASK>
[   26.022358][    C1]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.022359][    C1]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.022361][    C1] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.022363][    C1] 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
[   26.022364][    C1] RSP: 0018:ffa0000000147e00 EFLAGS: 00000282
[   26.022366][    C1] RAX: 00000000000d2a7f RBX: ff11000001bea380 RCX: ffffffff854f0307
[   26.022367][    C1] RDX: ff11000001bea380 RSI: ffffffff88238af6 RDI: ffffffff87c8d8e0
[   26.022368][    C1] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.022369][    C1] R10: 0000000000000001 R11: 0000000000000001 R12: 1ff4000000028fc3
[   26.022369][    C1] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000000000
[   26.022371][    C1]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.022373][    C1]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.022374][    C1]  default_idle_call (kernel/sched/idle.c:122)
[   26.022376][    C1]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.022378][    C1]  ? arch_cpu_idle_exit+0x40/0x40
[   26.022379][    C1]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.022381][    C1]  ? default_idle_call (kernel/sched/idle.c:129)
[   26.022382][    C1]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.022384][    C1]  do_idle (kernel/sched/idle.c:355)
[   26.022386][    C1]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.022387][    C1]  start_secondary (arch/x86/kernel/smpboot.c:312)
[   26.022389][    C1]  ? set_cpu_sibling_map (arch/x86/kernel/smpboot.c:733 (discriminator 4))
[   26.022391][    C1]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   52.129766][ T1734] softirqs last disabled at (0): 0x0
| [   52.129768][ T1734] Preemption disabled at:
| [   52.129768][ T1734] 0x0
| [   52.129776][ T1734] Tainted: [W]=WARN
[   52.129778][ T1734] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.129779][ T1734] Call Trace:
[   52.129781][ T1734]  <TASK>
[   52.129782][ T1734]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   52.129787][ T1734]  __might_resched.cold (kernel/sched/core.c:9234)
[   52.129791][ T1734]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   52.129795][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.129799][ T1734]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   52.129803][ T1734]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   52.129806][ T1734]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.129809][ T1734]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   52.129811][ T1734]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.129813][ T1734]  put_chars (drivers/char/virtio_console.c:1176)
[   52.129815][ T1734]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   52.129816][ T1734]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   52.129820][ T1734]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   52.129823][ T1734]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   52.129825][ T1734]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   52.129827][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.129828][ T1734]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.129830][ T1734]  console_emit_next_record (kernel/printk/printk.c:3183)
[   52.129833][ T1734]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   52.129835][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.129837][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.129838][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.129840][ T1734]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.129842][ T1734]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   52.129843][ T1734]  console_flush_one_record (kernel/printk/printk.c:3268)
[   52.129845][ T1734]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   52.129848][ T1734]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   52.129850][ T1734]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.129851][ T1734]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   52.129855][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.129857][ T1734]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   52.129858][ T1734]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   52.129860][ T1734]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   52.129862][ T1734]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   52.129863][ T1734]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   52.129865][ T1734]  vprintk_emit (kernel/printk/printk.c:2479)
[   52.129868][ T1734]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   52.129870][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.129871][ T1734]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.129874][ T1734]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   52.129875][ T1734]  _printk (kernel/printk/printk.c:2504)
[   52.129878][ T1734]  ? snapshot_read.cold (user.c:?)
[   52.129881][ T1734]  ? ipv6_mc_down (net/ipv6/mcast.c:1157 net/ipv6/mcast.c:2820)
[   52.129885][ T1734] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   52.129899][ T1734] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   52.129907][ T1734] br_device_event (net/bridge/br.c:111) bridge
[   52.129915][ T1734]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   52.129918][ T1734]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   52.129920][ T1734]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   52.129924][ T1734]  notifier_call_chain (kernel/notifier.c:85)
[   52.129927][ T1734]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   52.129930][ T1734]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.129932][ T1734]  ? netif_change_name (net/core/dev.c:1517)
[   52.129934][ T1734]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   52.129936][ T1734]  ? __kernel_text_address (kernel/extable.c:79)
[   52.129938][ T1734]  ? write_profile (profile.c:?)
[   52.129940][ T1734]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   52.129943][ T1734]  netif_change_flags (net/core/dev.c:9882)
[   52.129945][ T1734]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   52.129948][ T1734]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   52.129949][ T1734]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   52.129951][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.129952][ T1734]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   52.129956][ T1734]  ? kasan_save_stack (mm/kasan/common.c:58)
[   52.129959][ T1734]  ? kasan_save_stack (mm/kasan/common.c:57)
[   52.129960][ T1734]  ? kasan_save_track (mm/kasan/common.c:78)
[   52.129961][ T1734]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   52.129963][ T1734]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   52.129964][ T1734]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   52.129966][ T1734]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   52.129967][ T1734]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   52.129969][ T1734]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.129970][ T1734]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   52.129972][ T1734]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   52.129974][ T1734]  ? ___sys_sendmsg (net/socket.c:2767)
[   52.129976][ T1734]  ? __sys_sendmsg (net/socket.c:2799)
[   52.129977][ T1734]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   52.129979][ T1734]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.129982][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.129983][ T1734]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.129985][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.129986][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.129988][ T1734]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   52.129998][ T1734]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   52.129999][ T1734]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   52.130001][ T1734]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   52.130002][ T1734]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   52.130004][ T1734]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   52.130006][ T1734]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   52.130008][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.130010][ T1734]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   52.130011][ T1734]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.130012][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.130014][ T1734]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   52.130018][ T1734]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   52.130019][ T1734]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   52.130021][ T1734]  ? __kernel_text_address (kernel/extable.c:79)
[   52.130022][ T1734]  ? write_profile (profile.c:?)
[   52.130023][ T1734]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   52.130024][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.130026][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.130028][ T1734]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   52.130031][ T1734]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.130033][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.130034][ T1734]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   52.130036][ T1734]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   52.130037][ T1734]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.130039][ T1734]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   52.130040][ T1734]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   52.130042][ T1734]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   52.130044][ T1734]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   52.130045][ T1734]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   52.130047][ T1734]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.130048][ T1734]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   52.130051][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.130052][ T1734]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   52.130054][ T1734]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.130056][ T1734]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.130058][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.130059][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.130061][ T1734]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.130063][ T1734]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   52.130065][ T1734]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   52.130067][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.130068][ T1734]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   52.130070][ T1734]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   52.130072][ T1734]  ? copy_msghdr_from_user (net/socket.c:2650)
[   52.130073][ T1734]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   52.130075][ T1734]  ? move_addr_to_kernel (net/socket.c:258)
[   52.130076][ T1734]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   52.130079][ T1734]  ___sys_sendmsg (net/socket.c:2767)
[   52.130080][ T1734]  ? copy_msghdr_from_user (net/socket.c:2619)
[   52.130085][ T1734]  __sys_sendmsg (net/socket.c:2799)
[   52.130087][ T1734]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   52.130090][ T1734]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.130092][ T1734]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   52.130093][ T1734]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   52.130095][ T1734]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.130096][ T1734] RIP: 0033:0x7fe88977c54e
[   52.130098][ T1734] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   52.130100][ T1734] RSP: 002b:00007ffc681ce1d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   52.130104][ T1734] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe88977c54e
[   52.130105][ T1734] RDX: 0000000000000000 RSI: 00007ffc681ce280 RDI: 0000000000000005
[   52.130106][ T1734] RBP: 00007ffc681ce1e0 R08: 0000000000000000 R09: 0000000000000000
[   52.130106][ T1734] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b46a


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