======================================
| [    9.357293][  T197] softirqs last disabled at (37018): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [    9.357295][  T197] Preemption disabled at:
| [    9.357296][  T197] vprintk_emit (kernel/printk/printk.c:2471)
| [    9.357305][  T197] Tainted: [W]=WARN
[    9.357306][  T197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.357308][  T197] Call Trace:
[    9.357309][  T197]  <TASK>
[    9.357311][  T197]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.357317][  T197]  ? vprintk_emit (kernel/printk/printk.c:2471)
[    9.357318][  T197]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.357322][  T197]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.357326][  T197]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.357331][  T197]  __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))
[    9.357333][  T197]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.357339][  T197]  ? 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)
[    9.357342][  T197]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.357346][  T197]  put_chars (drivers/char/virtio_console.c:1176)
[    9.357348][  T197]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.357352][  T197]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[    9.357356][  T197]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.357360][  T197]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    9.357362][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.357363][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.357367][  T197]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.357370][  T197]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[    9.357373][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.357375][  T197]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.357379][  T197]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.357383][  T197]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.357385][  T197]  ? 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))
[    9.357388][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.357389][  T197]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.357393][  T197]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.357397][  T197]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.357399][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.357404][  T197]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.357407][  T197]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.357409][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.357410][  T197]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[    9.357414][  T197]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.357415][  T197]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.357418][  T197]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.357421][  T197]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.357423][  T197]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[    9.357429][  T197]  _printk (kernel/printk/printk.c:2504)
[    9.357433][  T197]  ? snapshot_read.cold (user.c:?)
[    9.357437][  T197]  ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 kernel/locking/mutex.c:999)
[    9.357439][  T197]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[    9.357443][  T197]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[    9.357447][  T197]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[    9.357449][  T197]  ? netdev_notice (net/core/dev.c:13194)
[    9.357453][  T197]  ? bond_lower_state_changed (drivers/net/bonding/bond_main.c:1835) bonding
[    9.357464][  T197]  ? netdev_upper_dev_link (net/core/dev.c:9034)
[    9.357470][  T197] bond_enslave.cold (drivers/net/bonding/bond_main.c:2342 (discriminator 7)) bonding
[    9.357481][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.357483][  T197]  ? bond_update_slave_arr (drivers/net/bonding/bond_main.c:5219 (discriminator 9)) bonding
[    9.357489][  T197]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    9.357491][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.357493][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:451 kernel/locking/lockdep.c:5242)
[    9.357497][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.357504][  T197]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[    9.357507][  T197]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[    9.357512][  T197]  do_set_master (net/core/rtnetlink.c:3071)
[    9.357516][  T197]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[    9.357519][  T197]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[    9.357523][  T197]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[    9.357524][  T197]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.357527][  T197]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.357530][  T197]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.357532][  T197]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.357534][  T197]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.357536][  T197]  ? kasan_save_stack (mm/kasan/common.c:58)
[    9.357539][  T197]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.357540][  T197]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.357541][  T197]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[    9.357543][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.357545][  T197]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[    9.357548][  T197]  ? ___sys_sendmsg (net/socket.c:2758)
[    9.357551][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.357553][  T197]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[    9.357556][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.357557][  T197]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.357559][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.357560][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.357561][  T197]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[    9.357564][  T197]  ? __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)
[    9.357565][  T197]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[    9.357567][  T197]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[    9.357570][  T197]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[    9.357571][  T197]  ? nla_get_range_signed (lib/nlattr.c:270)
[    9.357576][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.357578][  T197]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[    9.357583][  T197]  rtnl_newlink (net/core/rtnetlink.c:4215)
[    9.357589][  T197]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[    9.357591][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.357595][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.357597][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.357599][  T197]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[    9.357600][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.357604][  T197]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[    9.357606][  T197]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[    9.357609][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.357610][  T197]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.357615][  T197]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.357616][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.357620][  T197]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[    9.357623][  T197]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.357625][  T197]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.357632][  T197]  ? 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))
[    9.357634][  T197]  ? 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))
[    9.357638][  T197]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.357642][  T197]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.357644][  T197]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.357648][  T197]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[    9.357652][  T197]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[    9.357656][  T197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.357657][  T197]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[    9.357662][  T197]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[    9.357665][  T197]  ____sys_sendmsg (net/socket.c:2713)
[    9.357667][  T197]  ? copy_msghdr_from_user (net/socket.c:2650)
[    9.357669][  T197]  ? sock_write_iter (net/socket.c:1269)
[    9.357671][  T197]  ? move_addr_to_kernel (net/socket.c:258)
[    9.357678][  T197]  ___sys_sendmsg (net/socket.c:2767)
[    9.357681][  T197]  ? copy_msghdr_from_user (net/socket.c:2619)
[    9.357696][  T197]  __sys_sendmsg (net/socket.c:2799)
[    9.357699][  T197]  ? __sys_sendmsg_sock (net/socket.c:2780)
[    9.357705][  T197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.357708][  T197]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.357711][  T197]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.357714][  T197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.357716][  T197] RIP: 0033:0x7facf1bc054e
[    9.357719][  T197] 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
[    9.357721][  T197] RSP: 002b:00007ffc4770ef00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.357723][  T197] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007facf1bc054e
[    9.357725][  T197] RDX: 0000000000000000 RSI: 00007ffc4770efb0 RDI: 0000000000000005
[    9.357725][  T197] RBP: 00007ffc4770ef10 R08: 0000000000000000 R09: 0000000000000000
[    9.357726][  T197] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a919ebd
[    9.357727][  T197] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc4770f670
| [   10.725705][  T226] softirqs last disabled at (39516): addrconf_permanent_addr (net/ipv6/addrconf.c:3651)
| [   10.725707][  T226] Preemption disabled at:
| [   10.725708][  T226] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.725716][  T226] Tainted: [W]=WARN
[   10.725717][  T226] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.725719][  T226] Call Trace:
[   10.725720][  T226]  <TASK>
[   10.725721][  T226]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.725728][  T226]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.725729][  T226]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.725733][  T226]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.725737][  T226]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.725742][  T226]  __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))
[   10.725744][  T226]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.725750][  T226]  ? 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)
[   10.725753][  T226]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.725757][  T226]  put_chars (drivers/char/virtio_console.c:1176)
[   10.725759][  T226]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.725762][  T226]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.725764][  T226]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.725768][  T226]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.725775][  T226]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.725779][  T226]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.725781][  T226]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.725782][  T226]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.725786][  T226]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.725788][  T226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.725792][  T226]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.725796][  T226]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.725800][  T226]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.725802][  T226]  ? 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))
[   10.725805][  T226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.725807][  T226]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.725811][  T226]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.725815][  T226]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.725817][  T226]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.725822][  T226]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.725825][  T226]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.725826][  T226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.725828][  T226]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   10.725832][  T226]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.725833][  T226]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.725836][  T226]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.725839][  T226]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.725841][  T226]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.725845][  T226]  _printk (kernel/printk/printk.c:2504)
[   10.725849][  T226]  ? snapshot_read.cold (user.c:?)
[   10.725852][  T226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.725854][  T226]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.725858][  T226]  ? notifier_call_chain (./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/notifier.h:59 kernel/notifier.c:84)
[   10.725861][  T226]  vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1))
[   10.725866][  T226]  ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261)
[   10.725871][  T226]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   10.725877][  T226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.725879][  T226]  notifier_call_chain (kernel/notifier.c:85)
[   10.725883][  T226]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853)
[   10.725888][  T226]  ? netif_change_name (net/core/dev.c:1517)
[   10.725892][  T226]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   10.725894][  T226]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   10.725897][  T226]  ? __kernel_text_address (kernel/extable.c:79)
[   10.725899][  T226]  ? write_profile (profile.c:?)
[   10.725904][  T226]  netif_change_flags (net/core/dev.c:9882)
[   10.725907][  T226]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   10.725911][  T226]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   10.725914][  T226]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   10.725915][  T226]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.725917][  T226]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.725920][  T226]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.725922][  T226]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.725923][  T226]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.725926][  T226]  ? kasan_save_stack (mm/kasan/common.c:58)
[   10.725928][  T226]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.725929][  T226]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.725931][  T226]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   10.725933][  T226]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.725935][  T226]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   10.725938][  T226]  ? ___sys_sendmsg (net/socket.c:2758)
[   10.725941][  T226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.725943][  T226]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   10.725946][  T226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.725947][  T226]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.725949][  T226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.725950][  T226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.725952][  T226]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   10.725954][  T226]  ? __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)
[   10.725957][  T226]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   10.725958][  T226]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   10.725962][  T226]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   10.725965][  T226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.725967][  T226]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   10.725972][  T226]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   10.725977][  T226]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.725979][  T226]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.725983][  T226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.725985][  T226]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.725987][  T226]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.725989][  T226]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.725993][  T226]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.725995][  T226]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   10.725998][  T226]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.725999][  T226]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.726003][  T226]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.726005][  T226]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.726008][  T226]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   10.726011][  T226]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.726014][  T226]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.726020][  T226]  ? 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))
[   10.726022][  T226]  ? 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))
[   10.726027][  T226]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.726030][  T226]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.726033][  T226]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.726037][  T226]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   10.726041][  T226]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   10.726045][  T226]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.726046][  T226]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   10.726051][  T226]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   10.726054][  T226]  ____sys_sendmsg (net/socket.c:2713)
[   10.726056][  T226]  ? copy_msghdr_from_user (net/socket.c:2650)
[   10.726059][  T226]  ? sock_write_iter (net/socket.c:1269)
[   10.726060][  T226]  ? move_addr_to_kernel (net/socket.c:258)
[   10.726067][  T226]  ___sys_sendmsg (net/socket.c:2767)
[   10.726070][  T226]  ? copy_msghdr_from_user (net/socket.c:2619)
[   10.726085][  T226]  __sys_sendmsg (net/socket.c:2799)
[   10.726088][  T226]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   10.726094][  T226]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.726097][  T226]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.726100][  T226]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.726103][  T226]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.726105][  T226] RIP: 0033:0x7fa42184554e
[   10.726108][  T226] 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
[   10.726110][  T226] RSP: 002b:00007fff6a06b990 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.726113][  T226] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa42184554e
[   10.726114][  T226] RDX: 0000000000000000 RSI: 00007fff6a06ba40 RDI: 0000000000000005
[   10.726115][  T226] RBP: 00007fff6a06b9a0 R08: 0000000000000000 R09: 0000000000000000
[   10.726116][  T226] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a919ebf


Finger prints:
addrconf_permanent_addr:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars