======================================
| [    8.836341][  T187] softirqs last disabled at (15678): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [    8.836344][  T187] Preemption disabled at:
| [    8.836344][  T187] vprintk_emit (kernel/printk/printk.c:2471)
| [    8.836353][  T187] Tainted: [W]=WARN
[    8.836354][  T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.836355][  T187] Call Trace:
[    8.836357][  T187]  <TASK>
[    8.836359][  T187]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    8.836364][  T187]  ? vprintk_emit (kernel/printk/printk.c:2471)
[    8.836365][  T187]  __might_resched.cold (kernel/sched/core.c:9234)
[    8.836370][  T187]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    8.836374][  T187]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    8.836379][  T187]  __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))
[    8.836381][  T187]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    8.836387][  T187]  ? 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)
[    8.836389][  T187]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    8.836393][  T187]  put_chars (drivers/char/virtio_console.c:1176)
[    8.836396][  T187]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    8.836403][  T187]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    8.836410][  T187]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    8.836414][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    8.836418][  T187]  console_emit_next_record (kernel/printk/printk.c:3183)
[    8.836422][  T187]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    8.836426][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.836429][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    8.836433][  T187]  console_flush_one_record (kernel/printk/printk.c:3268)
[    8.836437][  T187]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    8.836438][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.836444][  T187]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    8.836446][  T187]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    8.836447][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.836449][  T187]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    8.836453][  T187]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    8.836455][  T187]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    8.836458][  T187]  vprintk_emit (kernel/printk/printk.c:2479)
[    8.836461][  T187]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    8.836462][  T187]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[    8.836466][  T187]  ? xdp_set_features_flag (./include/linux/netdevice.h:2861 net/core/xdp.c:1015)
[    8.836472][  T187]  _printk (kernel/printk/printk.c:2504)
[    8.836475][  T187]  ? snapshot_read.cold (user.c:?)
[    8.836479][  T187]  ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 kernel/locking/mutex.c:999)
[    8.836480][  T187]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[    8.836483][  T187]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[    8.836487][  T187]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[    8.836489][  T187]  ? netdev_notice (net/core/dev.c:13194)
[    8.836493][  T187]  ? bond_lower_state_changed (drivers/net/bonding/bond_main.c:1835)
[    8.836498][  T187]  ? netdev_upper_dev_link (net/core/dev.c:9034)
[    8.836503][  T187]  bond_enslave.cold (drivers/net/bonding/bond_main.c:2342 (discriminator 7))
[    8.836511][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.836513][  T187]  ? bond_update_slave_arr (drivers/net/bonding/bond_main.c:5219 (discriminator 9))
[    8.836515][  T187]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    8.836517][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.836518][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[    8.836523][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.836530][  T187]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[    8.836534][  T187]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[    8.836539][  T187]  do_set_master (net/core/rtnetlink.c:3071)
[    8.836543][  T187]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[    8.836547][  T187]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[    8.836550][  T187]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[    8.836552][  T187]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    8.836555][  T187]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    8.836558][  T187]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    8.836561][  T187]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    8.836563][  T187]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    8.836565][  T187]  ? kasan_save_stack (mm/kasan/common.c:58)
[    8.836568][  T187]  ? kasan_save_stack (mm/kasan/common.c:57)
[    8.836569][  T187]  ? kasan_save_track (mm/kasan/common.c:78)
[    8.836571][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.836573][  T187]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[    8.836576][  T187]  ? ___sys_sendmsg (net/socket.c:2757)
[    8.836580][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.836582][  T187]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[    8.836585][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.836587][  T187]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    8.836589][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.836591][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.836592][  T187]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[    8.836595][  T187]  ? __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)
[    8.836596][  T187]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[    8.836598][  T187]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[    8.836602][  T187]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[    8.836604][  T187]  ? nla_get_range_signed (lib/nlattr.c:270)
[    8.836610][  T187]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[    8.836615][  T187]  rtnl_newlink (net/core/rtnetlink.c:4215)
[    8.836621][  T187]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[    8.836623][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.836628][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.836630][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.836632][  T187]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[    8.836635][  T187]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    8.836639][  T187]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[    8.836641][  T187]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[    8.836645][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.836647][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.836651][  T187]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.836653][  T187]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.836657][  T187]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[    8.836659][  T187]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.836662][  T187]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.836668][  T187]  ? 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))
[    8.836670][  T187]  ? 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))
[    8.836674][  T187]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.836678][  T187]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.836681][  T187]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.836685][  T187]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[    8.836689][  T187]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[    8.836693][  T187]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[    8.836699][  T187]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[    8.836701][  T187]  ? copy_msghdr_from_user (net/socket.c:2650)
[    8.836703][  T187]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[    8.836704][  T187]  ? move_addr_to_kernel (net/socket.c:258)
[    8.836711][  T187]  ___sys_sendmsg (net/socket.c:2767)
[    8.836714][  T187]  ? copy_msghdr_from_user (net/socket.c:2619)
[    8.836730][  T187]  __sys_sendmsg (net/socket.c:2799)
[    8.836732][  T187]  ? __sys_sendmsg_sock (net/socket.c:2780)
[    8.836738][  T187]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.836741][  T187]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    8.836743][  T187]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    8.836746][  T187]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.836749][  T187] RIP: 0033:0x7fe36d2a254e
[    8.836752][  T187] 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
[    8.836754][  T187] RSP: 002b:00007fff305a30c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    8.836757][  T187] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fe36d2a254e
[    8.836758][  T187] RDX: 0000000000000000 RSI: 00007fff305a3170 RDI: 0000000000000005
[    8.836759][  T187] RBP: 00007fff305a30d0 R08: 0000000000000000 R09: 0000000000000000
[    8.836760][  T187] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90eb99
[    8.836761][  T187] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff305a3830
| [    9.934026][  T222] softirqs last disabled at (29924): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [    9.934028][  T222] Preemption disabled at:
| [    9.934029][  T222] vprintk_emit (kernel/printk/printk.c:2471)
| [    9.934038][  T222] Tainted: [W]=WARN
[    9.934039][  T222] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.934040][  T222] Call Trace:
[    9.934042][  T222]  <TASK>
[    9.934043][  T222]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.934048][  T222]  ? vprintk_emit (kernel/printk/printk.c:2471)
[    9.934050][  T222]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.934055][  T222]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.934058][  T222]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.934064][  T222]  __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))
[    9.934066][  T222]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.934072][  T222]  ? 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)
[    9.934074][  T222]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.934078][  T222]  put_chars (drivers/char/virtio_console.c:1176)
[    9.934081][  T222]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929)
[    9.934083][  T222]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.934090][  T222]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.934098][  T222]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.934101][  T222]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.934107][  T222]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.934111][  T222]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.934115][  T222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.934118][  T222]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.934122][  T222]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.934126][  T222]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.934127][  T222]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.934133][  T222]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.934135][  T222]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.934136][  T222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.934138][  T222]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.934146][  T222]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.934148][  T222]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.934150][  T222]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.934154][  T222]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.934155][  T222]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[    9.934159][  T222]  ? xdp_set_features_flag (./include/linux/netdevice.h:2861 net/core/xdp.c:1015)
[    9.934161][  T222]  ? 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)
[    9.934165][  T222]  _printk (kernel/printk/printk.c:2504)
[    9.934169][  T222]  ? snapshot_read.cold (user.c:?)
[    9.934172][  T222]  ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 kernel/locking/mutex.c:999)
[    9.934174][  T222]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[    9.934177][  T222]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[    9.934180][  T222]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[    9.934183][  T222]  ? netdev_notice (net/core/dev.c:13194)
[    9.934187][  T222]  ? bond_lower_state_changed (drivers/net/bonding/bond_main.c:1835)
[    9.934192][  T222]  ? netdev_upper_dev_link (net/core/dev.c:9034)
[    9.934197][  T222]  bond_enslave.cold (drivers/net/bonding/bond_main.c:2342 (discriminator 7))
[    9.934205][  T222]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.934207][  T222]  ? bond_update_slave_arr (drivers/net/bonding/bond_main.c:5219 (discriminator 9))
[    9.934208][  T222]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    9.934210][  T222]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.934212][  T222]  ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3))
[    9.934217][  T222]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.934224][  T222]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[    9.934227][  T222]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[    9.934233][  T222]  do_set_master (net/core/rtnetlink.c:3071)
[    9.934236][  T222]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[    9.934240][  T222]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[    9.934244][  T222]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[    9.934245][  T222]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[    9.934248][  T222]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[    9.934251][  T222]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.934254][  T222]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.934256][  T222]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.934259][  T222]  ? kasan_save_stack (mm/kasan/common.c:58)
[    9.934261][  T222]  ? kasan_save_stack (mm/kasan/common.c:57)
[    9.934263][  T222]  ? kasan_save_track (mm/kasan/common.c:78)
[    9.934265][  T222]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.934267][  T222]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[    9.934270][  T222]  ? ___sys_sendmsg (net/socket.c:2757)
[    9.934274][  T222]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.934276][  T222]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[    9.934279][  T222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.934281][  T222]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.934283][  T222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.934284][  T222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.934286][  T222]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[    9.934288][  T222]  ? __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)
[    9.934289][  T222]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[    9.934291][  T222]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[    9.934295][  T222]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[    9.934297][  T222]  ? nla_get_range_signed (lib/nlattr.c:270)
[    9.934303][  T222]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[    9.934308][  T222]  rtnl_newlink (net/core/rtnetlink.c:4215)
[    9.934314][  T222]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[    9.934316][  T222]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.934320][  T222]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.934323][  T222]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.934325][  T222]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[    9.934327][  T222]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.934331][  T222]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[    9.934333][  T222]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[    9.934337][  T222]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.934338][  T222]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.934343][  T222]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.934345][  T222]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.934348][  T222]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[    9.934350][  T222]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.934354][  T222]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.934359][  T222]  ? 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))
[    9.934361][  T222]  ? 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))
[    9.934365][  T222]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.934369][  T222]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.934372][  T222]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.934376][  T222]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[    9.934379][  T222]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[    9.934383][  T222]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[    9.934389][  T222]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[    9.934391][  T222]  ? copy_msghdr_from_user (net/socket.c:2650)
[    9.934393][  T222]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[    9.934394][  T222]  ? move_addr_to_kernel (net/socket.c:258)
[    9.934401][  T222]  ___sys_sendmsg (net/socket.c:2767)
[    9.934403][  T222]  ? copy_msghdr_from_user (net/socket.c:2619)
[    9.934418][  T222]  __sys_sendmsg (net/socket.c:2799)
[    9.934421][  T222]  ? __sys_sendmsg_sock (net/socket.c:2780)
[    9.934426][  T222]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.934429][  T222]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.934432][  T222]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.934435][  T222]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.934437][  T222] RIP: 0033:0x7fe1efce854e
[    9.934440][  T222] 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
[    9.934442][  T222] RSP: 002b:00007ffc225cd860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[    9.934445][  T222] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fe1efce854e
[    9.934446][  T222] RDX: 0000000000000000 RSI: 00007ffc225cd910 RDI: 0000000000000005
[    9.934447][  T222] RBP: 00007ffc225cd870 R08: 0000000000000000 R09: 0000000000000000
[    9.934448][  T222] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90eb9a


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