======================================
| [    9.274543][  T175] softirqs last disabled at (48294): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [    9.274546][  T175] Preemption disabled at:
| [    9.274546][  T175] 0x0
| [    9.274556][  T175] Tainted: [W]=WARN
[    9.274557][  T175] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.274558][  T175] Call Trace:
[    9.274560][  T175]  <TASK>
[    9.274561][  T175]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.274568][  T175]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.274572][  T175]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.274576][  T175]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.274581][  T175]  __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))
[    9.274583][  T175]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.274589][  T175]  ? 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)
[    9.274591][  T175]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.274594][  T175]  put_chars (drivers/char/virtio_console.c:1176)
[    9.274597][  T175]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.274599][  T175]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.274603][  T175]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.274608][  T175]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.274614][  T175]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.274616][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.274619][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.274622][  T175]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.274626][  T175]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.274628][  T175]  ? 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))
[    9.274631][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.274633][  T175]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.274637][  T175]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.274641][  T175]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.274643][  T175]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.274648][  T175]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.274650][  T175]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.274652][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.274654][  T175]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.274658][  T175]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.274660][  T175]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.274663][  T175]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.274667][  T175]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.274670][  T175]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.274673][  T175]  _printk (kernel/printk/printk.c:2504)
[    9.274677][  T175]  ? snapshot_read.cold (user.c:?)
[    9.274680][  T175]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.274682][  T175]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[    9.274686][  T175]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[    9.274689][  T175]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[    9.274692][  T175]  ? exit_notify (kernel/exit.c:780)
[    9.274694][  T175]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.274697][  T175]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.274701][  T175]  do_group_exit (kernel/exit.c:1151)
[    9.274704][  T175]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[    9.274705][  T175]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[    9.274708][  T175]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.274711][  T175]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.274713][  T175]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.274716][  T175] RIP: 0033:0x7fb5b0ed71b8
[    9.274718][  T175] Code: Unable to access opcode bytes at 0x7fb5b0ed718e.

Code starting with the faulting instruction
===========================================
[    9.274719][  T175] RSP: 002b:00007ffe73d697d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[    9.274721][  T175] RAX: ffffffffffffffda RBX: 00007fb5b1007f88 RCX: 00007fb5b0ed71b8
[    9.274723][  T175] RDX: 00007fb5b0c21fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[    9.274724][  T175] RBP: 00007ffe73d69830 R08: 0000000000000000 R09: 0000000000008010
[    9.274724][  T175] R10: 00007ffe73d695f0 R11: 0000000000000246 R12: 0000000000000001
[    9.274725][  T175] R13: 0000000000000000 R14: 00007fb5b1006680 R15: 00007fb5b1007fa0
| [   10.325865][  T228] softirqs last disabled at (25738): xfrm_dev_policy_flush (./include/linux/spinlock.h:353 net/xfrm/xfrm_policy.c:1857)
| [   10.325874][  T228] Preemption disabled at:
| [   10.325874][  T228] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.325883][  T228] Tainted: [W]=WARN
[   10.325884][  T228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.325885][  T228] Call Trace:
[   10.325887][  T228]  <TASK>
[   10.325888][  T228]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.325894][  T228]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.325897][  T228]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.325901][  T228]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.325905][  T228]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.325910][  T228]  __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))
[   10.325912][  T228]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.325917][  T228]  ? 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)
[   10.325920][  T228]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.325923][  T228]  put_chars (drivers/char/virtio_console.c:1176)
[   10.325926][  T228]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.325928][  T228]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.325932][  T228]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.325935][  T228]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.325938][  T228]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.325941][  T228]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.325943][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.325944][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.325948][  T228]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.325949][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.325953][  T228]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.325957][  T228]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.325960][  T228]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.325962][  T228]  ? 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))
[   10.325965][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.325968][  T228]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.325971][  T228]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.325975][  T228]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.325977][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.325982][  T228]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.325985][  T228]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.325987][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.325989][  T228]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.325992][  T228]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.325994][  T228]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.325997][  T228]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.326001][  T228]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.326003][  T228]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.326007][  T228]  _printk (kernel/printk/printk.c:2504)
[   10.326011][  T228]  ? snapshot_read.cold (user.c:?)
[   10.326015][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.326017][  T228]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   10.326020][  T228]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   10.326024][  T228]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   10.326026][  T228]  ? netdev_notice (net/core/dev.c:13194)
[   10.326030][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.326032][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.326035][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.326036][  T228]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   10.326040][  T228]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   10.326046][  T228]  dev_set_allmulti (net/core/dev_api.c:315)
[   10.326050][  T228]  vif_delete (net/ipv4/ipmr.c:725)
[   10.326055][  T228]  ? ipmr_cache_report (./include/linux/skbuff.h:3160)
[   10.326058][  T228]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   10.326063][  T228]  ipmr_device_event (net/ipv4/ipmr.c:1824)
[   10.326066][  T228]  notifier_call_chain (kernel/notifier.c:85)
[   10.326071][  T228]  unregister_netdevice_many_notify (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:12518)
[   10.326077][  T228]  ? unregister_netdevice_queued (./include/linux/list.h:419 (discriminator 3))
[   10.326085][  T228]  rtnl_dellink (net/core/rtnetlink.c:3652 net/core/rtnetlink.c:3694)
[   10.326087][  T228]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.326089][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.326090][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.326092][  T228]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   10.326113][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.326115][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.326117][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.326119][  T228]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.326121][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.326125][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.326127][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.326129][  T228]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   10.326131][  T228]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.326135][  T228]  ? rtnl_link_get_net_capable.constprop.0 (net/core/rtnetlink.c:2728)
[   10.326137][  T228]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   10.326141][  T228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.326142][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.326146][  T228]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.326148][  T228]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.326151][  T228]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   10.326154][  T228]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.326157][  T228]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.326163][  T228]  ? 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))
[   10.326164][  T228]  ? 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))
[   10.326168][  T228]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.326172][  T228]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.326174][  T228]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.326178][  T228]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   10.326182][  T228]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   10.326185][  T228]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.326191][  T228]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   10.326194][  T228]  ? copy_msghdr_from_user (net/socket.c:2650)
[   10.326196][  T228]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   10.326198][  T228]  ? move_addr_to_kernel (net/socket.c:258)
[   10.326205][  T228]  ___sys_sendmsg (net/socket.c:2767)
[   10.326208][  T228]  ? copy_msghdr_from_user (net/socket.c:2619)
[   10.326222][  T228]  __sys_sendmsg (net/socket.c:2799)
[   10.326225][  T228]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   10.326231][  T228]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.326235][  T228]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.326237][  T228]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.326240][  T228]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.326242][  T228] RIP: 0033:0x7f3709c8654e
[   10.326246][  T228] 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
[   10.326248][  T228] RSP: 002b:00007fff96922350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.326251][  T228] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007f3709c8654e
[   10.326252][  T228] RDX: 0000000000000000 RSI: 00007fff96922400 RDI: 0000000000000007
[   10.326253][  T228] RBP: 00007fff96922360 R08: 0000000000000000 R09: 0000000000000000
[   10.326254][  T228] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91108d
[   10.326255][  T228] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff96922ac0
| [   11.343117][  T270] softirqs last disabled at (4183): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   11.343119][  T270] Preemption disabled at:
| [   11.343120][  T270] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.343130][  T270] Tainted: [W]=WARN
[   11.343131][  T270] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.343132][  T270] Call Trace:
[   11.343134][  T270]  <TASK>
[   11.343136][  T270]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.343141][  T270]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.343144][  T270]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.343149][  T270]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.343153][  T270]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.343158][  T270]  __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))
[   11.343160][  T270]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.343166][  T270]  ? 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)
[   11.343169][  T270]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.343172][  T270]  put_chars (drivers/char/virtio_console.c:1176)
[   11.343174][  T270]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   11.343176][  T270]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.343179][  T270]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.343182][  T270]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.343187][  T270]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.343189][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.343191][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.343196][  T270]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.343197][  T270]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.343200][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.343203][  T270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.343207][  T270]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.343211][  T270]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.343213][  T270]  ? 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))
[   11.343216][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.343218][  T270]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.343222][  T270]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.343226][  T270]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.343228][  T270]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.343233][  T270]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.343236][  T270]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.343238][  T270]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.343240][  T270]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.343244][  T270]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.343246][  T270]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.343249][  T270]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.343253][  T270]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.343255][  T270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.343258][  T270]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.343261][  T270]  _printk (kernel/printk/printk.c:2504)
[   11.343265][  T270]  ? snapshot_read.cold (user.c:?)
[   11.343268][  T270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.343270][  T270]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.343272][  T270]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   11.343276][  T270]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   11.343279][  T270]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   11.343282][  T270]  ? netdev_notice (net/core/dev.c:13194)
[   11.343283][  T270]  ? ref_tracker_alloc (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:252 ./include/linux/refcount.h:283 ./include/linux/refcount.h:366 ./include/linux/refcount.h:383 lib/ref_tracker.c:265)
[   11.343287][  T270]  ? ref_tracker_dir_print (lib/ref_tracker.c:200)
[   11.343293][  T270]  ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65)
[   11.343297][  T270]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   11.343301][  T270]  dev_set_allmulti (net/core/dev_api.c:315)
[   11.343305][  T270]  ? dev_get_by_index (./include/linux/rcupdate.h:882 net/core/dev.c:1025)
[   11.343308][  T270]  mif6_add (net/ipv6/ip6mr.c:943)
[   11.343312][  T270]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.343317][  T270]  ? mr6_netlink_event (./include/net/net_namespace.h:422 (discriminator 7))
[   11.343319][  T270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.343321][  T270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.343324][  T270]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.343330][  T270]  ip6_mroute_setsockopt (net/ipv6/ip6mr.c:1754 (discriminator 1))
[   11.343334][  T270]  ? ip6mr_sk_done (net/ipv6/ip6mr.c:1665 (discriminator 2))
[   11.343336][  T270]  ? validate_chain (kernel/locking/lockdep.c:154 (discriminator 5) kernel/locking/lockdep.c:202 (discriminator 5) kernel/locking/lockdep.c:3329 (discriminator 5) kernel/locking/lockdep.c:3924 (discriminator 5))
[   11.343341][  T270]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.343346][  T270]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.343349][  T270]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.343352][  T270]  do_ipv6_setsockopt (net/ipv6/ipv6_sockglue.c:397)
[   11.343359][  T270]  ? ipv6_set_opt_hdr (net/ipv6/ipv6_sockglue.c:343 (discriminator 1))
[   11.343363][  T270]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.343366][  T270]  ? __mark_inode_dirty (./include/linux/spinlock.h:401 fs/fs-writeback.c:2835)
[   11.343368][  T270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5593)
[   11.343370][  T270]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   11.343372][  T270]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.343375][  T270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.343378][  T270]  ? 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)
[   11.343380][  T270]  ? preempt_count_add (./include/linux/ftrace.h:1177 kernel/sched/core.c:5970 kernel/sched/core.c:5967 kernel/sched/core.c:6000)
[   11.343382][  T270]  ? mnt_put_write_access_file (fs/namespace.c:556 fs/namespace.c:580 fs/namespace.c:577)
[   11.343385][  T270]  ? mnt_put_write_access_file (fs/namespace.c:558 (discriminator 1) fs/namespace.c:580 (discriminator 1) fs/namespace.c:577 (discriminator 1))
[   11.343387][  T270]  ? file_update_time_flags (fs/inode.c:2484)
[   11.343391][  T270]  ? fault_dirty_shared_page (mm/memory.c:3858)
[   11.343395][  T270]  ? do_pte_missing (mm/memory.c:6092 mm/memory.c:6138 mm/memory.c:4700)
[   11.343401][  T270]  ? ipv6_setsockopt (net/ipv6/ipv6_sockglue.c:980)
[   11.343403][  T270]  ipv6_setsockopt (net/ipv6/ipv6_sockglue.c:980)
[   11.343406][  T270]  rawv6_setsockopt (net/ipv6/raw.c:1048)
[   11.343409][  T270]  ? mksaveddirty_shift (./arch/x86/include/asm/pgtable.h:373)
[   11.343412][  T270]  ? raw6_seq_show (./include/net/raw.h:68)
[   11.343416][  T270]  ? __pmd_alloc (./include/linux/mm.h:1762)
[   11.343419][  T270]  do_sock_setsockopt (net/socket.c:2397)
[   11.343424][  T270]  ? put_user_ifreq (./arch/x86/include/asm/compat.h:94 (discriminator 1))
[   11.343429][  T270]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.343433][  T270]  __sys_setsockopt (net/socket.c:2422)
[   11.343438][  T270]  __x64_sys_setsockopt (net/socket.c:2428 net/socket.c:2425 net/socket.c:2425)
[   11.343440][  T270]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.343443][  T270]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.343446][  T270]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   11.343447][  T270]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.343448][  T270]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.343451][  T270]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.343454][  T270] RIP: 0033:0x7f90673b22de
[   11.343457][  T270] Code: 55 48 63 c9 48 63 ff 45 89 c9 48 89 e5 48 83 ec 08 6a 2c e8 94 72 f7 ff c9 c3 66 90 f3 0f 1e fa 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 e1
All code
========
   0:	55                   	push   %rbp
   1:	48 63 c9             	movslq %ecx,%rcx
   4:	48 63 ff             	movslq %edi,%rdi
   7:	45 89 c9             	mov    %r9d,%r9d
   a:	48 89 e5             	mov    %rsp,%rbp
   d:	48 83 ec 08          	sub    $0x8,%rsp
  11:	6a 2c                	push   $0x2c
  13:	e8 94 72 f7 ff       	call   0xfffffffffff772ac
  18:	c9                   	leave
  19:	c3                   	ret
  1a:	66 90                	xchg   %ax,%ax
  1c:	f3 0f 1e fa          	endbr64
  20:	49 89 ca             	mov    %rcx,%r10
  23:	b8 36 00 00 00       	mov    $0x36,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 0a                	ja     0x3c
  32:	c3                   	ret
  33:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  3a:	00 00 
  3c:	48                   	rex.W
  3d:	8b                   	.byte 0x8b
  3e:	15                   	.byte 0x15
  3f:	e1                   	.byte 0xe1

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 0a                	ja     0x12
   8:	c3                   	ret
   9:	66 0f 1f 84 00 00 00 	nopw   0x0(%rax,%rax,1)
  10:	00 00 
  12:	48                   	rex.W
  13:	8b                   	.byte 0x8b
  14:	15                   	.byte 0x15
  15:	e1                   	.byte 0xe1
[   11.343459][  T270] RSP: 002b:00007ffc6db4d838 EFLAGS: 00000202 ORIG_RAX: 0000000000000036
[   11.343462][  T270] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f90673b22de
[   11.343464][  T270] RDX: 00000000000000ca RSI: 0000000000000029 RDI: 0000000000000006
[   11.343465][  T270] RBP: 00007ffc6db4d8e0 R08: 000000000000000c R09: 0000000000000000
[   11.343466][  T270] R10: 00007ffc6db4d91c R11: 0000000000000202 R12: 00007ffc6db4dfe8


Finger prints:
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
xfrm_dev_policy_flush:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars