======================================
| [   11.144275][  T265] softirqs last disabled at (12544): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   11.144277][  T265] Preemption disabled at:
| [   11.144278][  T265] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.144288][  T265] Tainted: [W]=WARN
[   11.144289][  T265] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.144290][  T265] Call Trace:
[   11.144292][  T265]  <TASK>
[   11.144294][  T265]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.144300][  T265]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.144302][  T265]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.144307][  T265]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.144311][  T265]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.144316][  T265]  __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))
[   11.144318][  T265]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.144324][  T265]  ? 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)
[   11.144327][  T265]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.144330][  T265]  put_chars (drivers/char/virtio_console.c:1176)
[   11.144333][  T265]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.144338][  T265]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.144341][  T265]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.144344][  T265]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.144346][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.144347][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.144351][  T265]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.144353][  T265]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   11.144357][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.144361][  T265]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.144365][  T265]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.144368][  T265]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.144370][  T265]  ? 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))
[   11.144373][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.144376][  T265]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.144379][  T265]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.144383][  T265]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.144385][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.144390][  T265]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.144393][  T265]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.144395][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.144398][  T265]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   11.144401][  T265]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.144403][  T265]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.144406][  T265]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.144410][  T265]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.144412][  T265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.144414][  T265]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   11.144419][  T265]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.144422][  T265]  _printk (kernel/printk/printk.c:2504)
[   11.144426][  T265]  ? snapshot_read.cold (user.c:?)
[   11.144429][  T265]  ? br_multicast_flood (??:?) bridge
[   11.144442][  T265]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.144444][  T265]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.144445][  T265]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.144449][  T265] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   11.144460][  T265] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   11.144468][  T265] new_nbp (net/bridge/br_if.c:449) bridge
[   11.144477][  T265] br_add_if (net/bridge/br_if.c:592) bridge
[   11.144485][  T265]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   11.144489][  T265]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   11.144492][  T265]  ? __kernel_text_address (kernel/extable.c:79)
[   11.144498][  T265]  do_set_master (net/core/rtnetlink.c:3071)
[   11.144503][  T265]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   11.144506][  T265]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   11.144510][  T265]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.144511][  T265]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   11.144514][  T265]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   11.144518][  T265]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.144521][  T265]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.144523][  T265]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.144526][  T265]  ? kasan_save_stack (mm/kasan/common.c:58)
[   11.144529][  T265]  ? kasan_save_stack (mm/kasan/common.c:57)
[   11.144531][  T265]  ? kasan_save_track (mm/kasan/common.c:78)
[   11.144534][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.144535][  T265]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   11.144538][  T265]  ? ___sys_sendmsg (net/socket.c:2757)
[   11.144543][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.144545][  T265]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.144548][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.144550][  T265]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.144552][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.144553][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.144556][  T265]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.144560][  T265]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   11.144561][  T265]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.144564][  T265]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   11.144567][  T265]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.144569][  T265]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.144574][  T265]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   11.144580][  T265]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   11.144585][  T265]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.144587][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.144592][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.144594][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.144596][  T265]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.144598][  T265]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.144603][  T265]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   11.144605][  T265]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.144608][  T265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.144609][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.144614][  T265]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.144616][  T265]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.144619][  T265]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.144621][  T265]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.144624][  T265]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.144630][  T265]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.144632][  T265]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.144636][  T265]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.144640][  T265]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.144643][  T265]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.144647][  T265]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.144651][  T265]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.144655][  T265]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   11.144660][  T265]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   11.144662][  T265]  ? copy_msghdr_from_user (net/socket.c:2650)
[   11.144664][  T265]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   11.144666][  T265]  ? move_addr_to_kernel (net/socket.c:258)
[   11.144673][  T265]  ___sys_sendmsg (net/socket.c:2767)
[   11.144676][  T265]  ? copy_msghdr_from_user (net/socket.c:2619)
[   11.144692][  T265]  __sys_sendmsg (net/socket.c:2799)
[   11.144695][  T265]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   11.144701][  T265]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.144705][  T265]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.144707][  T265]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.144710][  T265]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.144713][  T265] RIP: 0033:0x7f46a867554e
[   11.144717][  T265] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.144718][  T265] RSP: 002b:00007ffe30dd6fc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   11.144721][  T265] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f46a867554e
[   11.144722][  T265] RDX: 0000000000000000 RSI: 00007ffe30dd7070 RDI: 0000000000000005
[   11.144723][  T265] RBP: 00007ffe30dd6fd0 R08: 0000000000000000 R09: 0000000000000000
[   11.144724][  T265] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9126ea
[   11.144725][  T265] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe30dd7730
| [   12.525233][  T314] softirqs last disabled at (13262): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   12.525235][  T314] Preemption disabled at:
| [   12.525236][  T314] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.525245][  T314] Tainted: [W]=WARN
[   12.525246][  T314] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.525248][  T314] Call Trace:
[   12.525250][  T314]  <TASK>
[   12.525251][  T314]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.525257][  T314]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.525260][  T314]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.525264][  T314]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.525269][  T314]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.525274][  T314]  __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))
[   12.525276][  T314]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.525281][  T314]  ? 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)
[   12.525284][  T314]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.525287][  T314]  put_chars (drivers/char/virtio_console.c:1176)
[   12.525289][  T314]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   12.525291][  T314]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.525294][  T314]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.525298][  T314]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.525301][  T314]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.525304][  T314]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.525307][  T314]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.525309][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.525311][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.525315][  T314]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.525317][  T314]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.525320][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.525322][  T314]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.525326][  T314]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.525330][  T314]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.525332][  T314]  ? 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))
[   12.525335][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.525337][  T314]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.525341][  T314]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.525345][  T314]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.525347][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.525352][  T314]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.525355][  T314]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.525357][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.525359][  T314]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.525363][  T314]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.525364][  T314]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.525368][  T314]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.525372][  T314]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.525374][  T314]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.525377][  T314]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.525380][  T314]  _printk (kernel/printk/printk.c:2504)
[   12.525384][  T314]  ? snapshot_read.cold (user.c:?)
[   12.525388][  T314]  ? br_multicast_flood (??:?) bridge
[   12.525401][  T314]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.525402][  T314]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.525404][  T314]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.525408][  T314] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   12.525418][  T314] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   12.525427][  T314] new_nbp (net/bridge/br_if.c:449) bridge
[   12.525436][  T314] br_add_if (net/bridge/br_if.c:592) bridge
[   12.525443][  T314]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   12.525447][  T314]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   12.525450][  T314]  ? __kernel_text_address (kernel/extable.c:79)
[   12.525454][  T314]  do_set_master (net/core/rtnetlink.c:3071)
[   12.525459][  T314]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.525462][  T314]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.525465][  T314]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.525466][  T314]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.525468][  T314]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.525472][  T314]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.525474][  T314]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.525476][  T314]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.525479][  T314]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.525482][  T314]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.525484][  T314]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.525486][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.525488][  T314]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   12.525491][  T314]  ? ___sys_sendmsg (net/socket.c:2757)
[   12.525498][  T314]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.525500][  T314]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.525503][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.525505][  T314]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.525507][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.525509][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.525511][  T314]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.525515][  T314]  ? __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)
[   12.525518][  T314]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.525520][  T314]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.525523][  T314]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.525525][  T314]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.525530][  T314]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.525535][  T314]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.525540][  T314]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.525542][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.525546][  T314]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.525548][  T314]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.525550][  T314]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.525552][  T314]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.525556][  T314]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.525558][  T314]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.525561][  T314]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.525563][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.525567][  T314]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.525569][  T314]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.525572][  T314]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.525574][  T314]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.525577][  T314]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.525583][  T314]  ? 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))
[   12.525584][  T314]  ? 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))
[   12.525589][  T314]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.525592][  T314]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.525595][  T314]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.525599][  T314]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.525603][  T314]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.525607][  T314]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.525612][  T314]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   12.525614][  T314]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.525617][  T314]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   12.525618][  T314]  ? move_addr_to_kernel (net/socket.c:258)
[   12.525626][  T314]  ___sys_sendmsg (net/socket.c:2767)
[   12.525628][  T314]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.525644][  T314]  __sys_sendmsg (net/socket.c:2799)
[   12.525647][  T314]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.525653][  T314]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.525657][  T314]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.525659][  T314]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.525662][  T314]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.525664][  T314] RIP: 0033:0x7f9725fdc54e
[   12.525668][  T314] 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
[   12.525670][  T314] RSP: 002b:00007ffebef00fd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.525673][  T314] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f9725fdc54e
[   12.525674][  T314] RDX: 0000000000000000 RSI: 00007ffebef01080 RDI: 0000000000000005
[   12.525675][  T314] RBP: 00007ffebef00fe0 R08: 0000000000000000 R09: 0000000000000000
[   12.525676][  T314] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9126ec
[   12.525677][  T314] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffebef01740
| [   13.540680][  T351] softirqs last disabled at (12642): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   13.540682][  T351] Preemption disabled at:
| [   13.540683][  T351] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.540692][  T351] Tainted: [W]=WARN
[   13.540693][  T351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.540695][  T351] Call Trace:
[   13.540697][  T351]  <TASK>
[   13.540698][  T351]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.540704][  T351]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.540707][  T351]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.540711][  T351]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.540715][  T351]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.540721][  T351]  __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))
[   13.540723][  T351]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.540729][  T351]  ? 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)
[   13.540731][  T351]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.540735][  T351]  put_chars (drivers/char/virtio_console.c:1176)
[   13.540737][  T351]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   13.540739][  T351]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.540742][  T351]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.540746][  T351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.540749][  T351]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.540752][  T351]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.540755][  T351]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.540757][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.540759][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.540762][  T351]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.540765][  T351]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   13.540768][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.540770][  T351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.540774][  T351]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.540778][  T351]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.540780][  T351]  ? 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))
[   13.540783][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.540786][  T351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.540790][  T351]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.540794][  T351]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.540796][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.540801][  T351]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.540804][  T351]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.540813][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.540816][  T351]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.540820][  T351]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.540822][  T351]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.540825][  T351]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.540829][  T351]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.540831][  T351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.540834][  T351]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.540837][  T351]  _printk (kernel/printk/printk.c:2504)
[   13.540841][  T351]  ? snapshot_read.cold (user.c:?)
[   13.540845][  T351]  ? br_multicast_flood (??:?) bridge
[   13.540858][  T351]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.540859][  T351]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.540861][  T351]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.540865][  T351] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   13.540876][  T351] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   13.540885][  T351] new_nbp (net/bridge/br_if.c:449) bridge
[   13.540895][  T351] br_add_if (net/bridge/br_if.c:592) bridge
[   13.540902][  T351]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   13.540906][  T351]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   13.540909][  T351]  ? __kernel_text_address (kernel/extable.c:79)
[   13.540913][  T351]  do_set_master (net/core/rtnetlink.c:3071)
[   13.540918][  T351]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   13.540921][  T351]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.540924][  T351]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.540926][  T351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.540927][  T351]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.540931][  T351]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.540934][  T351]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.540935][  T351]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.540938][  T351]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.540941][  T351]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.540943][  T351]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.540945][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.540947][  T351]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   13.540950][  T351]  ? ___sys_sendmsg (net/socket.c:2757)
[   13.540955][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.540957][  T351]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.540960][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.540962][  T351]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.540964][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.540965][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.540968][  T351]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.540971][  T351]  ? __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)
[   13.540974][  T351]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.540977][  T351]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.540980][  T351]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.540982][  T351]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.540987][  T351]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.540992][  T351]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.540997][  T351]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.540999][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.541003][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.541005][  T351]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.541007][  T351]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.541009][  T351]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.541013][  T351]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.541015][  T351]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.541018][  T351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.541019][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.541023][  T351]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.541025][  T351]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.541029][  T351]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.541031][  T351]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.541034][  T351]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.541040][  T351]  ? 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))
[   13.541041][  T351]  ? 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))
[   13.541045][  T351]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.541049][  T351]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.541052][  T351]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.541056][  T351]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.541059][  T351]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.541063][  T351]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.541068][  T351]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   13.541071][  T351]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.541073][  T351]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   13.541075][  T351]  ? move_addr_to_kernel (net/socket.c:258)
[   13.541082][  T351]  ___sys_sendmsg (net/socket.c:2767)
[   13.541085][  T351]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.541100][  T351]  __sys_sendmsg (net/socket.c:2799)
[   13.541103][  T351]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.541109][  T351]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.541113][  T351]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.541115][  T351]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.541118][  T351]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.541120][  T351] RIP: 0033:0x7f1bc300054e
[   13.541124][  T351] 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
[   13.541126][  T351] RSP: 002b:00007fffae797870 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.541128][  T351] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1bc300054e
[   13.541130][  T351] RDX: 0000000000000000 RSI: 00007fffae797920 RDI: 0000000000000005
[   13.541131][  T351] RBP: 00007fffae797880 R08: 0000000000000000 R09: 0000000000000000
[   13.541132][  T351] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9126ed
[   13.541133][  T351] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffae797fe0
| [   23.235617][  T457] softirqs last disabled at (37161): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   23.235620][  T457] Preemption disabled at:
| [   23.235620][  T457] vprintk_emit (kernel/printk/printk.c:2471)
| [   23.235630][  T457] Tainted: [W]=WARN
[   23.235631][  T457] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.235633][  T457] Call Trace:
[   23.235634][  T457]  <TASK>
[   23.235636][  T457]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   23.235642][  T457]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   23.235644][  T457]  __might_resched.cold (kernel/sched/core.c:9234)
[   23.235649][  T457]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   23.235653][  T457]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   23.235659][  T457]  __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))
[   23.235661][  T457]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.235667][  T457]  ? 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)
[   23.235670][  T457]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.235673][  T457]  put_chars (drivers/char/virtio_console.c:1176)
[   23.235675][  T457]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   23.235677][  T457]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   23.235680][  T457]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.235684][  T457]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.235688][  T457]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   23.235691][  T457]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.235692][  T457]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.235697][  T457]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   23.235698][  T457]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   23.235702][  T457]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.235705][  T457]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.235709][  T457]  console_emit_next_record (kernel/printk/printk.c:3183)
[   23.235712][  T457]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   23.235714][  T457]  ? 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))
[   23.235717][  T457]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.235720][  T457]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.235724][  T457]  console_flush_one_record (kernel/printk/printk.c:3268)
[   23.235728][  T457]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   23.235730][  T457]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.235735][  T457]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   23.235738][  T457]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   23.235740][  T457]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.235742][  T457]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   23.235746][  T457]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   23.235748][  T457]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   23.235751][  T457]  vprintk_emit (kernel/printk/printk.c:2479)
[   23.235755][  T457]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   23.235761][  T457]  ? 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
[   23.235764][  T457]  _printk (kernel/printk/printk.c:2504)
[   23.235768][  T457]  ? snapshot_read.cold (user.c:?)
[   23.235775][  T457]  ? 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)
[   23.235778][  T457] gact_init_module (net/sched/act_gact.c:180) act_gact
[   23.235780][  T457]  do_one_initcall (init/main.c:1357)
[   23.235783][  T457]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   23.235788][  T457]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   23.235791][  T457]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   23.235796][  T457]  do_init_module (kernel/module/main.c:3117)
[   23.235799][  T457]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   23.235804][  T457]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   23.235807][  T457]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   23.235811][  T457]  load_module (kernel/module/main.c:3593)
[   23.235818][  T457]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   23.235822][  T457]  ? __ia32_sys_fsconfig (??:?)
[   23.235825][  T457]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   23.235829][  T457]  ? backing_file_read_iter (fs/backing-file.c:211)
[   23.235832][  T457]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.235836][  T457]  init_module_from_file (kernel/module/main.c:3790)
[   23.235840][  T457]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   23.235848][  T457]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   23.235851][  T457]  ? 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)
[   23.235854][  T457]  idempotent_init_module (kernel/module/main.c:3802)
[   23.235858][  T457]  ? init_module_from_file (kernel/module/main.c:3791)
[   23.235864][  T457]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.235867][  T457]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   23.235878][  T457]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   23.235881][  T457]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.235884][  T457]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   23.235886][  T457]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   23.235889][  T457]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.235891][  T457] RIP: 0033:0x7f249e95637d
[   23.235895][  T457] 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
[   23.235897][  T457] RSP: 002b:00007fff1e2efb38 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   23.235900][  T457] RAX: ffffffffffffffda RBX: 000055e2e2286810 RCX: 00007f249e95637d
[   23.235901][  T457] RDX: 0000000000000000 RSI: 000055e2c0ccaffd RDI: 0000000000000000
[   23.235903][  T457] RBP: 00007fff1e2efbd0 R08: 0000000000000000 R09: 0000000000000000
[   23.235903][  T457] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e2c0ccaffd
[   23.235904][  T457] R13: 000055e2e2286960 R14: 0000000000040000 R15: 0000000000000000
| [   26.507763][    C0] softirqs last disabled at (915661): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   26.507765][    C0] Preemption disabled at:
| [   26.507766][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   26.507776][    C0] Tainted: [W]=WARN
[   26.507777][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.507779][    C0] Call Trace:
[   26.507781][    C0]  <IRQ>
[   26.507782][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.507788][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   26.507789][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.507793][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.507796][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   26.507799][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.507803][    C0]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   26.507806][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.507809][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.507812][    C0]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.507814][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.507816][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   26.507818][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.507820][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   26.507823][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.507827][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.507828][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.507830][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.507832][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.507835][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.507836][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.507838][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.507840][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.507842][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   26.507843][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.507846][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.507848][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.507850][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.507852][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.507853][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.507855][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.507856][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.507858][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.507860][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.507862][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.507864][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.507866][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.507868][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.507870][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:264)
[   26.507874][    C0]  _printk (kernel/printk/printk.c:2504)
[   26.507877][    C0]  ? snapshot_read.cold (user.c:?)
[   26.507879][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   26.507883][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.507885][    C0]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   26.507887][    C0]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   26.507889][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.507892][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.507900][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.507902][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.507904][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.507906][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.507919][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.507921][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.507923][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.507929][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.507931][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.507937][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.507944][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.507950][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   26.507954][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.507955][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.507959][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.507961][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.507962][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.507965][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.507966][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.507973][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.507975][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.507978][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.507980][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.507982][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.507984][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.507986][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.507988][    C0]  handle_softirqs (kernel/softirq.c:645)
[   26.507990][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.507991][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.507993][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.507995][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   26.507996][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.507999][    C0]  </IRQ>
[   26.508000][    C0]  <TASK>
[   26.508000][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   26.508002][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.508005][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.508008][    C0] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 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 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  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 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  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
[   26.508009][    C0] RSP: 0018:ffffffff8f807cf8 EFLAGS: 00000296
[   26.508013][    C0] RAX: 00000000000df8cb RBX: ffffffff8f81c600 RCX: ffffffff8c8f0307
[   26.508014][    C0] RDX: ffffffff8f81c600 RSI: ffffffff8f638b01 RDI: ffffffff8f08d8e0
[   26.508015][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.508016][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff1f00fa2
[   26.508017][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   26.508018][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.508022][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.508023][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.508025][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   26.508027][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.508028][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   26.508030][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.508032][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.508034][    C0]  do_idle (kernel/sched/idle.c:355)
[   26.508036][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.508037][    C0]  rest_init (init/main.c:727)
[   26.508039][    C0]  ? __cpuidle_text_end (??:?)
[   26.508042][    C0]  ? rest_init (init/main.c:727)
[   26.508044][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   26.508048][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   26.508050][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   26.508053][    C0]  start_kernel (init/main.c:1185)
[   26.508055][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   26.508057][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   26.508058][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   26.576046][    C0]
| [   26.576125][    C0]
| [   26.576125][    C0] stack backtrace:
| [   26.576379][    C0] Tainted: [W]=WARN
[   26.576379][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.576380][    C0] Call Trace:
[   26.576382][    C0]  <IRQ>
[   26.576383][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.576387][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   26.576390][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.576393][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.576395][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.576396][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.576399][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.576401][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.576408][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.576411][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.576413][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.576419][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.576421][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.576427][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.576434][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.576441][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   26.576443][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.576445][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.576448][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.576450][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.576452][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.576455][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.576456][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.576463][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.576465][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.576468][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.576470][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.576472][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.576474][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.576476][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.576478][    C0]  handle_softirqs (kernel/softirq.c:645)
[   26.576480][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.576482][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.576484][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.576485][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   26.576487][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.576488][    C0]  </IRQ>
[   26.576489][    C0]  <TASK>
[   26.576490][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   26.576492][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.576493][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.576495][    C0] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 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 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  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 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  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
[   26.576496][    C0] RSP: 0018:ffffffff8f807cf8 EFLAGS: 00000296
[   26.576499][    C0] RAX: 00000000000df8cb RBX: ffffffff8f81c600 RCX: ffffffff8c8f0307
[   26.576500][    C0] RDX: ffffffff8f81c600 RSI: ffffffff8f638b01 RDI: ffffffff8f08d8e0
[   26.576501][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.576501][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff1f00fa2
[   26.576502][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   26.576504][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.576506][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.576508][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.576509][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   26.576511][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.576513][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   26.576514][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.576517][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.576519][    C0]  do_idle (kernel/sched/idle.c:355)
[   26.576520][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.576522][    C0]  rest_init (init/main.c:727)
[   26.576524][    C0]  ? __cpuidle_text_end (??:?)
[   26.576526][    C0]  ? rest_init (init/main.c:727)
[   26.576528][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   26.576532][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   26.576534][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   26.576537][    C0]  start_kernel (init/main.c:1185)
[   26.576538][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   26.576540][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   26.576542][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   30.965668][  T790] softirqs last disabled at (0): 0x0
| [   30.965670][  T790] Preemption disabled at:
| [   30.965671][  T790] dev_uc_add_excl (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:796 (discriminator 2))
| [   30.965682][  T790] Tainted: [W]=WARN
[   30.965683][  T790] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.965684][  T790] Call Trace:
[   30.965686][  T790]  <TASK>
[   30.965687][  T790]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   30.965693][  T790]  ? dev_uc_add_excl (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:796 (discriminator 2))
[   30.965694][  T790]  __might_resched.cold (kernel/sched/core.c:9234)
[   30.965698][  T790]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   30.965702][  T790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.965706][  T790]  __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))
[   30.965709][  T790]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   30.965712][  T790]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.965716][  T790]  ? 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)
[   30.965717][  T790]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.965719][  T790]  put_chars (drivers/char/virtio_console.c:1176)
[   30.965721][  T790]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   30.965723][  T790]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   30.965725][  T790]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   30.965728][  T790]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   30.965731][  T790]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   30.965732][  T790]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   30.965734][  T790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.965735][  T790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.965737][  T790]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.965739][  T790]  console_emit_next_record (kernel/printk/printk.c:3183)
[   30.965742][  T790]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   30.965744][  T790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.965745][  T790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.965747][  T790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.965749][  T790]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.965750][  T790]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   30.965752][  T790]  console_flush_one_record (kernel/printk/printk.c:3268)
[   30.965754][  T790]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   30.965757][  T790]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   30.965759][  T790]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.965760][  T790]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   30.965762][  T790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.965764][  T790]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.965765][  T790]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   30.965767][  T790]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   30.965769][  T790]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   30.965770][  T790]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   30.965772][  T790]  vprintk_emit (kernel/printk/printk.c:2479)
[   30.965775][  T790]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   30.965778][  T790]  _printk (kernel/printk/printk.c:2504)
[   30.965781][  T790]  ? snapshot_read.cold (user.c:?)
[   30.965783][  T790]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   30.965786][  T790]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   30.965787][  T790]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   30.965789][  T790]  ? netdev_notice (net/core/dev.c:13194)
[   30.965791][  T790]  ? kasan_save_track (mm/kasan/common.c:78)
[   30.965794][  T790]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   30.965796][  T790]  ? __hw_addr_add_ex (./include/linux/slab.h:991 (discriminator 1) net/core/dev_addr_lists.c:62 (discriminator 1) net/core/dev_addr_lists.c:120 (discriminator 1))
[   30.965797][  T790]  ? 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)
[   30.965800][  T790]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   30.965803][  T790]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[   30.965806][  T790]  dev_uc_add_excl (net/core/dev_addr_lists.c:801)
[   30.965807][  T790]  ndo_dflt_fdb_add (net/core/rtnetlink.c:4740)
[   30.965810][  T790]  ? __nla_parse (lib/nlattr.c:732)
[   30.965812][  T790]  rtnl_fdb_add (net/core/rtnetlink.c:4845)
[   30.965814][  T790]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.965816][  T790]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[   30.965817][  T790]  ? rtnl_fdb_del (net/core/rtnetlink.c:4918 (discriminator 2))
[   30.965818][  T790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.965820][  T790]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   30.965823][  T790]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   30.965825][  T790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.965827][  T790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.965828][  T790]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   30.965832][  T790]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.965834][  T790]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[   30.965836][  T790]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.965837][  T790]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   30.965839][  T790]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   30.965842][  T790]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   30.965845][  T790]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.965846][  T790]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.965848][  T790]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.965849][  T790]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   30.965852][  T790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.965854][  T790]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.965855][  T790]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.965857][  T790]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.965859][  T790]  ? next_uptodate_folio (mm/filemap.c:3747)
[   30.965862][  T790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.965864][  T790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.965865][  T790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.965867][  T790]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   30.965869][  T790]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   30.965871][  T790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.965873][  T790]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   30.965875][  T790]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   30.965878][  T790]  ? copy_msghdr_from_user (net/socket.c:2650)
[   30.965880][  T790]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   30.965881][  T790]  ? move_addr_to_kernel (net/socket.c:258)
[   30.965883][  T790]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   30.965886][  T790]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.965888][  T790]  ___sys_sendmsg (net/socket.c:2767)
[   30.965890][  T790]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   30.965892][  T790]  ? copy_msghdr_from_user (net/socket.c:2619)
[   30.965894][  T790]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   30.965899][  T790]  __sys_sendmsg (net/socket.c:2799)
[   30.965901][  T790]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   30.965903][  T790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.965905][  T790]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.965907][  T790]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   30.965910][  T790]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   30.965912][  T790]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.965914][  T790] RIP: 0033:0x7f451d7db54e
[   30.965915][  T790] 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
[   30.965917][  T790] RSP: 002b:00007ffe1fe18610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   30.965921][  T790] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f451d7db54e
[   30.965923][  T790] RDX: 0000000000000000 RSI: 00007ffe1fe186c0 RDI: 0000000000000005
[   30.965923][  T790] RBP: 00007ffe1fe18620 R08: 0000000000000000 R09: 0000000000000000
[   30.965931][  T790] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9126ff
[   30.965932][  T790] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [   41.236363][ T1279] softirqs last disabled at (0): 0x0
| [   41.236365][ T1279] Preemption disabled at:
| [   41.236365][ T1279] dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
| [   41.236377][ T1279] Tainted: [W]=WARN
[   41.236378][ T1279] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   41.236379][ T1279] Call Trace:
[   41.236381][ T1279]  <TASK>
[   41.236382][ T1279]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   41.236388][ T1279]  ? dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
[   41.236389][ T1279]  __might_resched.cold (kernel/sched/core.c:9234)
[   41.236393][ T1279]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   41.236397][ T1279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.236401][ T1279]  __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))
[   41.236405][ T1279]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   41.236408][ T1279]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   41.236411][ T1279]  ? 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)
[   41.236413][ T1279]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   41.236415][ T1279]  put_chars (drivers/char/virtio_console.c:1176)
[   41.236417][ T1279]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   41.236418][ T1279]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   41.236422][ T1279]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   41.236425][ T1279]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   41.236426][ T1279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.236428][ T1279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.236430][ T1279]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.236432][ T1279]  console_emit_next_record (kernel/printk/printk.c:3183)
[   41.236435][ T1279]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   41.236437][ T1279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.236438][ T1279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.236440][ T1279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.236442][ T1279]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.236443][ T1279]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   41.236445][ T1279]  console_flush_one_record (kernel/printk/printk.c:3268)
[   41.236447][ T1279]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   41.236450][ T1279]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   41.236452][ T1279]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.236454][ T1279]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   41.236455][ T1279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.236457][ T1279]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   41.236458][ T1279]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   41.236460][ T1279]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   41.236462][ T1279]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   41.236464][ T1279]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   41.236466][ T1279]  vprintk_emit (kernel/printk/printk.c:2479)
[   41.236468][ T1279]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   41.236470][ T1279]  ? kvfree_call_rcu (mm/slab_common.c:2050)
[   41.236473][ T1279]  ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842)
[   41.236474][ T1279]  ? rtnl_fdb_del (net/core/rtnetlink.c:4973)
[   41.236476][ T1279]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[   41.236478][ T1279]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   41.236480][ T1279]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.236482][ T1279]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   41.236483][ T1279]  _printk (kernel/printk/printk.c:2504)
[   41.236487][ T1279]  ? snapshot_read.cold (user.c:?)
[   41.236489][ T1279]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   41.236492][ T1279]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   41.236494][ T1279]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   41.236498][ T1279]  ? netdev_notice (net/core/dev.c:13194)
[   41.236500][ T1279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.236502][ T1279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.236504][ T1279]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   41.236506][ T1279]  ? 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)
[   41.236508][ T1279]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   41.236509][ T1279]  ? 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)
[   41.236512][ T1279]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   41.236515][ T1279]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[   41.236518][ T1279]  dev_uc_del (net/core/dev_addr_lists.c:845)
[   41.236519][ T1279]  rtnl_fdb_del (net/core/rtnetlink.c:4973)
[   41.236521][ T1279]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.236523][ T1279]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[   41.236524][ T1279]  ? rtnl_fdb_notify (net/core/rtnetlink.c:992)
[   41.236525][ T1279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.236527][ T1279]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   41.236530][ T1279]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   41.236532][ T1279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.236534][ T1279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.236536][ T1279]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   41.236540][ T1279]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.236542][ T1279]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[   41.236543][ T1279]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.236545][ T1279]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   41.236547][ T1279]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   41.236551][ T1279]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   41.236553][ T1279]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   41.236554][ T1279]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   41.236556][ T1279]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   41.236557][ T1279]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   41.236559][ T1279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.236561][ T1279]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   41.236563][ T1279]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   41.236565][ T1279]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   41.236567][ T1279]  ? next_uptodate_folio (mm/filemap.c:3747)
[   41.236569][ T1279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.236571][ T1279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.236573][ T1279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.236575][ T1279]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   41.236577][ T1279]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   41.236579][ T1279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.236580][ T1279]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   41.236582][ T1279]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   41.236585][ T1279]  ? copy_msghdr_from_user (net/socket.c:2650)
[   41.236587][ T1279]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   41.236589][ T1279]  ? move_addr_to_kernel (net/socket.c:258)
[   41.236591][ T1279]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   41.236593][ T1279]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   41.236595][ T1279]  ___sys_sendmsg (net/socket.c:2767)
[   41.236597][ T1279]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   41.236599][ T1279]  ? copy_msghdr_from_user (net/socket.c:2619)
[   41.236601][ T1279]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   41.236605][ T1279]  __sys_sendmsg (net/socket.c:2799)
[   41.236607][ T1279]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   41.236610][ T1279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.236612][ T1279]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   41.236614][ T1279]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   41.236617][ T1279]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   41.236619][ T1279]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   41.236621][ T1279] RIP: 0033:0x7ff0f97c254e
[   41.236623][ T1279] 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
[   41.236625][ T1279] RSP: 002b:00007ffcad616cf0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   41.236628][ T1279] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff0f97c254e
[   41.236630][ T1279] RDX: 0000000000000000 RSI: 00007ffcad616da0 RDI: 0000000000000005
[   41.236631][ T1279] RBP: 00007ffcad616d00 R08: 0000000000000000 R09: 0000000000000000
[   41.236632][ T1279] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912709
[   41.236632][ T1279] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [   56.913799][    C0] softirqs last disabled at (0): 0x0
| [   56.913801][    C0] Preemption disabled at:
| [   56.913801][    C0] __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2))
| [   56.913813][    C0] Tainted: [W]=WARN
[   56.913814][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   56.913816][    C0] Call Trace:
[   56.913818][    C0]  <IRQ>
[   56.913819][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   56.913825][    C0]  ? __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2))
[   56.913827][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   56.913830][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   56.913834][    C0]  ? ip4_addr_string (lib/vsprintf.c:656 lib/vsprintf.c:1519)
[   56.913838][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.913842][    C0]  __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))
[   56.913845][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.913848][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.913852][    C0]  ? 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)
[   56.913853][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   56.913855][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   56.913857][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   56.913859][    C0]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   56.913862][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   56.913864][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   56.913868][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   56.913869][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.913870][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.913872][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.913874][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.913876][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   56.913879][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   56.913881][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.913882][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.913884][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.913885][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.913887][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   56.913889][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   56.913891][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   56.913894][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   56.913896][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.913897][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   56.913899][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.913901][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.913902][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   56.913903][    C0]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   56.913906][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   56.913908][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   56.913910][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   56.913914][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   56.913916][    C0]  ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123)
[   56.913918][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.913920][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.913922][    C0]  _printk (kernel/printk/printk.c:2504)
[   56.913924][    C0]  ? snapshot_read.cold (user.c:?)
[   56.913926][    C0]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   56.913929][    C0]  ? idr_get_free (??:?)
[   56.913931][    C0]  ? csum_partial (lib/checksum.c:119)
[   56.913934][    C0]  ? skb_pull_rcsum (./include/linux/skbuff.h:4097 (discriminator 1) net/core/skbuff.c:4670 (discriminator 1))
[   56.913937][    C0]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[   56.913940][    C0] vxlan_ecn_decapsulate.cold (drivers/net/vxlan/vxlan_core.c:1636 (discriminator 3)) vxlan
[   56.913947][    C0] vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1780) vxlan
[   56.913952][    C0]  ? fib_rules_unregister (net/core/fib_rules.c:189)
[   56.913956][    C0]  ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan
[   56.913960][    C0]  ? csum_partial (lib/checksum.c:119)
[   56.913961][    C0]  ? skb_checksum (net/core/skbuff.c:3543)
[   56.913964][    C0]  ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan
[   56.913967][    C0]  ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2390)
[   56.913970][    C0]  udp_queue_rcv_one_skb (net/ipv4/udp.c:2390)
[   56.913972][    C0]  ? fib_multipath_hash (net/ipv4/route.c:2083)
[   56.913974][    C0]  ? check_cb_ovld_locked (kernel/rcu/tree.c:3117 (discriminator 3))
[   56.913977][    C0]  udp_unicast_rcv_skb (net/ipv4/udp.c:2578)
[   56.913979][    C0]  ? udp_rcv (net/ipv4/udp.c:742 (discriminator 3) net/ipv4/udp.c:2653 (discriminator 3))
[   56.913980][    C0]  udp_rcv (net/ipv4/udp.c:2655)
[   56.913983][    C0]  ? udp_sk_rx_dst_set (net/ipv4/udp.c:2453 (discriminator 1))
[   56.913985][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.913987][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.913989][    C0]  ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207)
[   56.913992][    C0]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   56.913994][    C0]  ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1))
[   56.913996][    C0]  ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262)
[   56.913998][    C0]  ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42))
[   56.914000][    C0]  ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349)
[   56.914001][    C0]  ? ip_rcv_finish_core (./include/linux/skbuff.h:1162 (discriminator 2) ./include/net/route.h:88 (discriminator 2) net/ipv4/ip_input.c:435 (discriminator 2))
[   56.914003][    C0]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   56.914006][    C0]  ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349)
[   56.914007][    C0]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   56.914009][    C0]  ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612)
[   56.914011][    C0]  ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3))
[   56.914013][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.914015][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.914017][    C0]  __netif_receive_skb_one_core (net/core/dev.c:6264)
[   56.914019][    C0]  ? __netif_receive_skb_list_core (net/core/dev.c:6310)
[   56.914021][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.914023][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.914025][    C0]  process_backlog (net/core/dev.c:6728)
[   56.914028][    C0]  __napi_poll (net/core/dev.c:7787)
[   56.914031][    C0]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   56.914033][    C0]  ? __napi_poll (./include/net/gro.h:507)
[   56.914035][    C0]  ? do_raw_spin_lock (kernel/locking/spinlock_debug.c:88 (discriminator 3) kernel/locking/spinlock_debug.c:115 (discriminator 3))
[   56.914037][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   56.914040][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   56.914043][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.914044][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.914046][    C0]  handle_softirqs (kernel/softirq.c:645)
[   56.914049][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   56.914051][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   56.914052][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.914054][    C0]  ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2))
[   56.914055][    C0]  do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
[   56.914057][    C0]  </IRQ>
[   56.914058][    C0]  <TASK>
[   56.914058][    C0]  __local_bh_enable_ip (kernel/softirq.c:473)
[   56.914060][    C0]  __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2))
[   56.914062][    C0]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   56.914066][    C0]  ? _copy_from_iter_flushcache (./include/linux/iov_iter.h:112)
[   56.914067][    C0]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   56.914071][    C0]  ? 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)
[   56.914072][    C0]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   56.914076][    C0]  packet_snd (net/packet/af_packet.c:3110)
[   56.914080][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.914082][    C0]  ? tpacket_snd (net/packet/af_packet.c:2786 (discriminator 1))
[   56.914084][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.914085][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.914087][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   56.914089][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   56.914090][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   56.914092][    C0]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   56.914095][    C0]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   56.914098][    C0]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   56.914101][    C0]  ? sock_ioctl (net/socket.c:1446)
[   56.914111][    C0]  ? __sys_setsockopt (net/socket.c:2422)
[   56.914113][    C0]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   56.914115][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   56.914116][    C0]  ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22))
[   56.914118][    C0]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   56.914119][    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   56.914121][    C0]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   56.914123][    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   56.914125][    C0] RIP: 0033:0x7f05a636254e
[   56.914127][    C0] 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
[   56.914129][    C0] RSP: 002b:00007fffaee8c2e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   56.914132][    C0] RAX: ffffffffffffffda RBX: 000055cf5421eb52 RCX: 00007f05a636254e
[   56.914134][    C0] RDX: 0000000000000094 RSI: 000055cf5421eb52 RDI: 0000000000000005
[   56.914135][    C0] RBP: 00007fffaee8c2f0 R08: 00007fffaee8c340 R09: 0000000000000014
[   56.914136][    C0] R10: 0000000000000000 R11: 0000000000000202 R12: 000055cf5421e830
[   56.914137][    C0] R13: 0000000000000094 R14: 0000000000000005 R15: 000055cf5421e830
| [   90.542846][    C0] softirqs last disabled at (0): 0x0
| [   90.542848][    C0] Preemption disabled at:
| [   90.542849][    C0] __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2))
| [   90.542860][    C0] Tainted: [W]=WARN
[   90.542861][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   90.542864][    C0] Call Trace:
[   90.542865][    C0]  <IRQ>
[   90.542866][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   90.542872][    C0]  ? __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2))
[   90.542874][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   90.542878][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   90.542882][    C0]  ? ip4_addr_string (lib/vsprintf.c:656 lib/vsprintf.c:1519)
[   90.542885][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.542889][    C0]  __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))
[   90.542892][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   90.542895][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   90.542899][    C0]  ? 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)
[   90.542900][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   90.542902][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   90.542904][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   90.542906][    C0]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   90.542909][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   90.542911][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   90.542914][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   90.542916][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   90.542917][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.542919][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.542921][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.542923][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   90.542926][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   90.542927][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.542929][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.542931][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.542932][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.542934][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   90.542936][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   90.542938][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   90.542941][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   90.542943][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.542944][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   90.542946][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.542947][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   90.542949][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   90.542950][    C0]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   90.542953][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   90.542954][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   90.542956][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   90.542961][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   90.542963][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.542965][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.542967][    C0]  _printk (kernel/printk/printk.c:2504)
[   90.542970][    C0]  ? snapshot_read.cold (user.c:?)
[   90.542971][    C0]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   90.542975][    C0]  ? idr_get_free (??:?)
[   90.542976][    C0]  ? csum_partial (lib/checksum.c:119)
[   90.542979][    C0]  ? skb_pull_rcsum (./include/linux/skbuff.h:4097 (discriminator 1) net/core/skbuff.c:4670 (discriminator 1))
[   90.542982][    C0]  ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40)
[   90.542985][    C0] vxlan_ecn_decapsulate.cold (drivers/net/vxlan/vxlan_core.c:1636 (discriminator 3)) vxlan
[   90.542992][    C0] vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1780) vxlan
[   90.542997][    C0]  ? fib_rules_unregister (net/core/fib_rules.c:189)
[   90.543001][    C0]  ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan
[   90.543005][    C0]  ? csum_partial (lib/checksum.c:119)
[   90.543006][    C0]  ? skb_checksum (net/core/skbuff.c:3543)
[   90.543009][    C0]  ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan
[   90.543012][    C0]  ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2390)
[   90.543015][    C0]  udp_queue_rcv_one_skb (net/ipv4/udp.c:2390)
[   90.543016][    C0]  ? fib_multipath_hash (net/ipv4/route.c:2083)
[   90.543020][    C0]  udp_unicast_rcv_skb (net/ipv4/udp.c:2578)
[   90.543022][    C0]  ? udp_rcv (net/ipv4/udp.c:742 (discriminator 3) net/ipv4/udp.c:2653 (discriminator 3))
[   90.543024][    C0]  udp_rcv (net/ipv4/udp.c:2655)
[   90.543026][    C0]  ? udp_sk_rx_dst_set (net/ipv4/udp.c:2453 (discriminator 1))
[   90.543028][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.543030][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   90.543032][    C0]  ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207)
[   90.543035][    C0]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   90.543037][    C0]  ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1))
[   90.543039][    C0]  ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262)
[   90.543041][    C0]  ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42))
[   90.543043][    C0]  ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349)
[   90.543045][    C0]  ? ip_rcv_finish_core (./include/linux/skbuff.h:1162 (discriminator 2) ./include/net/route.h:88 (discriminator 2) net/ipv4/ip_input.c:435 (discriminator 2))
[   90.543046][    C0]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   90.543049][    C0]  ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349)
[   90.543051][    C0]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   90.543053][    C0]  ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612)
[   90.543054][    C0]  ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3))
[   90.543057][    C0]  __netif_receive_skb_one_core (net/core/dev.c:6264)
[   90.543060][    C0]  ? trace_pelt_cfs_tp (./include/trace/events/sched.h:833 (discriminator 22))
[   90.543063][    C0]  ? __netif_receive_skb_list_core (net/core/dev.c:6310)
[   90.543065][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.543067][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.543069][    C0]  process_backlog (net/core/dev.c:6728)
[   90.543071][    C0]  __napi_poll (net/core/dev.c:7787)
[   90.543074][    C0]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   90.543077][    C0]  ? __napi_poll (./include/net/gro.h:507)
[   90.543079][    C0]  ? enqueue_task_fair (./arch/x86/include/asm/jump_label.h:37 ./include/linux/jump_label.h:206 kernel/sched/features.h:69 kernel/sched/sched.h:3178 kernel/sched/fair.c:7824 kernel/sched/fair.c:8060)
[   90.543081][    C0]  ? wakeup_preempt (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/thread_info.h:133 ./include/linux/sched.h:2102 ./include/linux/sched.h:2121 kernel/sched/core.c:2310)
[   90.543084][    C0]  ? trace_sched_wakeup (./include/trace/events/sched.h:178 (discriminator 22))
[   90.543086][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.543088][    C0]  handle_softirqs (kernel/softirq.c:645)
[   90.543091][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   90.543093][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.543095][    C0]  ? trace_csd_function_exit (./include/trace/events/csd.h:64 (discriminator 22))
[   90.543097][    C0]  ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2))
[   90.543099][    C0]  do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
[   90.543101][    C0]  </IRQ>
[   90.543101][    C0]  <TASK>
[   90.543102][    C0]  __local_bh_enable_ip (kernel/softirq.c:473)
[   90.543104][    C0]  __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2))
[   90.543106][    C0]  ? _copy_from_iter (./include/linux/instrumented.h:146 lib/iov_iter.c:66 ./include/linux/iov_iter.h:30 ./include/linux/iov_iter.h:302 ./include/linux/iov_iter.h:330 lib/iov_iter.c:261 lib/iov_iter.c:272)
[   90.543109][    C0]  ? _copy_from_iter_flushcache (./include/linux/iov_iter.h:112)
[   90.543111][    C0]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   90.543114][    C0]  ? 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)
[   90.543116][    C0]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   90.543120][    C0]  packet_snd (net/packet/af_packet.c:3110)
[   90.543124][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.543125][    C0]  ? tpacket_snd (net/packet/af_packet.c:2786 (discriminator 1))
[   90.543127][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.543129][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   90.543131][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   90.543132][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   90.543134][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   90.543135][    C0]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   90.543139][    C0]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   90.543142][    C0]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   90.543144][    C0]  ? sock_ioctl (net/socket.c:1446)
[   90.543147][    C0]  ? __sys_setsockopt (net/socket.c:2422)
[   90.543150][    C0]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   90.543151][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   90.543153][    C0]  ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22))
[   90.543154][    C0]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   90.543155][    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   90.543157][    C0]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   90.543159][    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   90.543161][    C0] RIP: 0033:0x7fe992ebe54e
[   90.543163][    C0] 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
[   90.543166][    C0] RSP: 002b:00007fff85e4bd20 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   90.543170][    C0] RAX: ffffffffffffffda RBX: 000055f2fae5ab52 RCX: 00007fe992ebe54e
[   90.543172][    C0] RDX: 0000000000000094 RSI: 000055f2fae5ab52 RDI: 0000000000000005
[   90.543174][    C0] RBP: 00007fff85e4bd30 R08: 00007fff85e4bd80 R09: 0000000000000014
[   90.543175][    C0] R10: 0000000000000000 R11: 0000000000000202 R12: 000055f2fae5a830
[   90.543177][    C0] R13: 0000000000000094 R14: 0000000000000005 R15: 000055f2fae5a830
| [   91.761475][ T2715] softirqs last disabled at (0): 0x0
| [   91.761476][ T2715] Preemption disabled at:
| [   91.761477][ T2715] vprintk_emit (kernel/printk/printk.c:2471)
| [   91.761488][ T2715] Tainted: [W]=WARN
[   91.761489][ T2715] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   91.761491][ T2715] Call Trace:
[   91.761493][ T2715]  <TASK>
[   91.761494][ T2715]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   91.761502][ T2715]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   91.761504][ T2715]  __might_resched.cold (kernel/sched/core.c:9234)
[   91.761508][ T2715]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   91.761511][ T2715]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   91.761514][ T2715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.761517][ T2715]  __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))
[   91.761520][ T2715]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   91.761523][ T2715]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   91.761527][ T2715]  ? 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)
[   91.761528][ T2715]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   91.761530][ T2715]  put_chars (drivers/char/virtio_console.c:1176)
[   91.761532][ T2715]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   91.761534][ T2715]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   91.761536][ T2715]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   91.761540][ T2715]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   91.761541][ T2715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.761543][ T2715]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   91.761545][ T2715]  console_emit_next_record (kernel/printk/printk.c:3183)
[   91.761548][ T2715]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   91.761550][ T2715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.761551][ T2715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.761553][ T2715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.761554][ T2715]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   91.761556][ T2715]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   91.761558][ T2715]  console_flush_one_record (kernel/printk/printk.c:3268)
[   91.761560][ T2715]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   91.761563][ T2715]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   91.761565][ T2715]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   91.761566][ T2715]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   91.761568][ T2715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.761569][ T2715]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   91.761571][ T2715]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   91.761572][ T2715]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   91.761574][ T2715]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   91.761576][ T2715]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   91.761578][ T2715]  vprintk_emit (kernel/printk/printk.c:2479)
[   91.761581][ T2715]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   91.761582][ T2715]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   91.761585][ T2715]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   91.761588][ T2715]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   91.761590][ T2715]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   91.761592][ T2715]  ? ___sys_sendmsg (net/socket.c:2767)
[   91.761594][ T2715]  ? __sys_sendmsg (net/socket.c:2799)
[   91.761595][ T2715]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   91.761599][ T2715]  _printk (kernel/printk/printk.c:2504)
[   91.761602][ T2715]  ? snapshot_read.cold (user.c:?)
[   91.761604][ T2715]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   91.761607][ T2715]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   91.761609][ T2715]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   91.761611][ T2715]  ? netdev_notice (net/core/dev.c:13194)
[   91.761612][ T2715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.761614][ T2715]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   91.761616][ T2715]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   91.761618][ T2715]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   91.761620][ T2715]  ? 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)
[   91.761622][ T2715]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   91.761625][ T2715]  dev_set_allmulti (net/core/dev_api.c:315)
[   91.761628][ T2715] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   91.761640][ T2715]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   91.761643][ T2715]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   91.761646][ T2715] br_del_if (net/bridge/br_if.c:732) bridge
[   91.761653][ T2715]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   91.761656][ T2715]  do_set_master (net/core/rtnetlink.c:3055)
[   91.761658][ T2715]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   91.761660][ T2715]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   91.761663][ T2715]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   91.761664][ T2715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.761666][ T2715]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   91.761670][ T2715]  ? kasan_save_stack (mm/kasan/common.c:58)
[   91.761672][ T2715]  ? kasan_save_stack (mm/kasan/common.c:57)
[   91.761674][ T2715]  ? kasan_save_track (mm/kasan/common.c:78)
[   91.761675][ T2715]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   91.761677][ T2715]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   91.761678][ T2715]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   91.761679][ T2715]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   91.761680][ T2715]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   91.761682][ T2715]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   91.761683][ T2715]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   91.761684][ T2715]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   91.761686][ T2715]  ? ___sys_sendmsg (net/socket.c:2767)
[   91.761687][ T2715]  ? __sys_sendmsg (net/socket.c:2799)
[   91.761688][ T2715]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   91.761689][ T2715]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   91.761692][ T2715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.761694][ T2715]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   91.761695][ T2715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.761697][ T2715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.761698][ T2715]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   91.761700][ T2715]  ? __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)
[   91.761703][ T2715]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   91.761704][ T2715]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   91.761706][ T2715]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   91.761707][ T2715]  ? nla_get_range_signed (lib/nlattr.c:270)
[   91.761709][ T2715]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   91.761711][ T2715]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   91.761713][ T2715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.761715][ T2715]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   91.761716][ T2715]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   91.761718][ T2715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.761720][ T2715]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   91.761721][ T2715]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   91.761723][ T2715]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   91.761724][ T2715]  ? __kernel_text_address (kernel/extable.c:79)
[   91.761726][ T2715]  ? write_profile (profile.c:?)
[   91.761727][ T2715]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   91.761729][ T2715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.761731][ T2715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.761733][ T2715]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   91.761736][ T2715]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   91.761737][ T2715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.761739][ T2715]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   91.761741][ T2715]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   91.761742][ T2715]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.761743][ T2715]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   91.761745][ T2715]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   91.761747][ T2715]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   91.761749][ T2715]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   91.761750][ T2715]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   91.761752][ T2715]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   91.761753][ T2715]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   91.761755][ T2715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.761757][ T2715]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   91.761759][ T2715]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   91.761761][ T2715]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   91.761763][ T2715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.761764][ T2715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.761766][ T2715]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   91.761768][ T2715]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   91.761770][ T2715]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   91.761771][ T2715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.761773][ T2715]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   91.761775][ T2715]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   91.761777][ T2715]  ? copy_msghdr_from_user (net/socket.c:2650)
[   91.761778][ T2715]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   91.761780][ T2715]  ? move_addr_to_kernel (net/socket.c:258)
[   91.761781][ T2715]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   91.761784][ T2715]  ___sys_sendmsg (net/socket.c:2767)
[   91.761785][ T2715]  ? copy_msghdr_from_user (net/socket.c:2619)
[   91.761790][ T2715]  __sys_sendmsg (net/socket.c:2799)
[   91.761792][ T2715]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   91.761795][ T2715]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   91.761797][ T2715]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   91.761798][ T2715]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   91.761800][ T2715]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   91.761802][ T2715] RIP: 0033:0x7fd5e3c6654e
[   91.761804][ T2715] 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
[   91.761805][ T2715] RSP: 002b:00007ffdaf6f5950 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   91.761809][ T2715] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd5e3c6654e
[   91.761811][ T2715] RDX: 0000000000000000 RSI: 00007ffdaf6f5a00 RDI: 0000000000000005
[   91.761811][ T2715] RBP: 00007ffdaf6f5960 R08: 0000000000000000 R09: 0000000000000000
[   91.761812][ T2715] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91273b
[   91.761813][ T2715] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffdaf6f60c0
| [   96.844190][ T2717] softirqs last disabled at (0): 0x0
| [   96.844192][ T2717] Preemption disabled at:
| [   96.844193][ T2717] vprintk_emit (kernel/printk/printk.c:2471)
| [   96.844204][ T2717] Tainted: [W]=WARN
[   96.844205][ T2717] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   96.844207][ T2717] Call Trace:
[   96.844208][ T2717]  <TASK>
[   96.844210][ T2717]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   96.844215][ T2717]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   96.844217][ T2717]  __might_resched.cold (kernel/sched/core.c:9234)
[   96.844221][ T2717]  ? __module_address (kernel/module/main.c:3915)
[   96.844224][ T2717]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   96.844228][ T2717]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   96.844229][ T2717]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.844232][ T2717]  __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))
[   96.844236][ T2717]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   96.844238][ T2717]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   96.844242][ T2717]  ? 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)
[   96.844244][ T2717]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   96.844246][ T2717]  put_chars (drivers/char/virtio_console.c:1176)
[   96.844248][ T2717]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   96.844249][ T2717]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   96.844251][ T2717]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   96.844253][ T2717]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   96.844257][ T2717]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   96.844258][ T2717]  ? 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)
[   96.844260][ T2717]  ? vsnprintf (lib/vsprintf.c:2900)
[   96.844263][ T2717]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   96.844265][ T2717]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.844267][ T2717]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.844269][ T2717]  console_emit_next_record (kernel/printk/printk.c:3183)
[   96.844271][ T2717]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   96.844273][ T2717]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.844275][ T2717]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.844277][ T2717]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.844278][ T2717]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.844280][ T2717]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   96.844282][ T2717]  console_flush_one_record (kernel/printk/printk.c:3268)
[   96.844284][ T2717]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   96.844287][ T2717]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   96.844289][ T2717]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.844290][ T2717]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   96.844292][ T2717]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.844293][ T2717]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   96.844295][ T2717]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   96.844296][ T2717]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   96.844298][ T2717]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   96.844300][ T2717]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   96.844302][ T2717]  vprintk_emit (kernel/printk/printk.c:2479)
[   96.844305][ T2717]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   96.844307][ T2717]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   96.844308][ T2717]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   96.844310][ T2717]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.844312][ T2717]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.844314][ T2717]  _printk (kernel/printk/printk.c:2504)
[   96.844317][ T2717]  ? snapshot_read.cold (user.c:?)
[   96.844319][ T2717]  ? br_multicast_flood (??:?) bridge
[   96.844332][ T2717]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   96.844335][ T2717]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   96.844336][ T2717]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   96.844338][ T2717] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   96.844347][ T2717] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   96.844355][ T2717] new_nbp (net/bridge/br_if.c:449) bridge
[   96.844363][ T2717] br_add_if (net/bridge/br_if.c:592) bridge
[   96.844370][ T2717]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[   96.844373][ T2717]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   96.844375][ T2717]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   96.844385][ T2717]  ? __kernel_text_address (kernel/extable.c:79)
[   96.844387][ T2717]  do_set_master (net/core/rtnetlink.c:3071)
[   96.844390][ T2717]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   96.844391][ T2717]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   96.844393][ T2717]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   96.844394][ T2717]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.844396][ T2717]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   96.844399][ T2717]  ? kasan_save_stack (mm/kasan/common.c:58)
[   96.844402][ T2717]  ? kasan_save_stack (mm/kasan/common.c:57)
[   96.844404][ T2717]  ? kasan_save_track (mm/kasan/common.c:78)
[   96.844405][ T2717]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   96.844407][ T2717]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   96.844408][ T2717]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   96.844409][ T2717]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   96.844410][ T2717]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   96.844413][ T2717]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   96.844415][ T2717]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   96.844416][ T2717]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   96.844418][ T2717]  ? ___sys_sendmsg (net/socket.c:2767)
[   96.844420][ T2717]  ? __sys_sendmsg (net/socket.c:2799)
[   96.844421][ T2717]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   96.844423][ T2717]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   96.844426][ T2717]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.844427][ T2717]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.844429][ T2717]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.844431][ T2717]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.844432][ T2717]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   96.844435][ T2717]  ? __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)
[   96.844438][ T2717]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   96.844439][ T2717]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   96.844440][ T2717]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   96.844442][ T2717]  ? nla_get_range_signed (lib/nlattr.c:270)
[   96.844444][ T2717]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   96.844446][ T2717]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   96.844448][ T2717]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.844450][ T2717]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   96.844451][ T2717]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.844453][ T2717]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.844455][ T2717]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   96.844456][ T2717]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   96.844458][ T2717]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   96.844459][ T2717]  ? __kernel_text_address (kernel/extable.c:79)
[   96.844461][ T2717]  ? write_profile (profile.c:?)
[   96.844462][ T2717]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   96.844464][ T2717]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.844466][ T2717]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.844468][ T2717]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   96.844471][ T2717]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.844473][ T2717]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.844475][ T2717]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   96.844476][ T2717]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   96.844478][ T2717]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.844479][ T2717]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   96.844481][ T2717]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   96.844483][ T2717]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   96.844485][ T2717]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   96.844486][ T2717]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   96.844488][ T2717]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   96.844489][ T2717]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   96.844491][ T2717]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.844493][ T2717]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   96.844497][ T2717]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   96.844499][ T2717]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   96.844501][ T2717]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.844503][ T2717]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.844504][ T2717]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   96.844506][ T2717]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   96.844508][ T2717]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   96.844510][ T2717]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.844512][ T2717]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   96.844514][ T2717]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   96.844515][ T2717]  ? copy_msghdr_from_user (net/socket.c:2650)
[   96.844517][ T2717]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   96.844519][ T2717]  ? move_addr_to_kernel (net/socket.c:258)
[   96.844520][ T2717]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   96.844523][ T2717]  ___sys_sendmsg (net/socket.c:2767)
[   96.844524][ T2717]  ? copy_msghdr_from_user (net/socket.c:2619)
[   96.844529][ T2717]  __sys_sendmsg (net/socket.c:2799)
[   96.844531][ T2717]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   96.844534][ T2717]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   96.844536][ T2717]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   96.844537][ T2717]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   96.844540][ T2717]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   96.844541][ T2717] RIP: 0033:0x7fb03ae2654e
[   96.844543][ T2717] 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
[   96.844545][ T2717] RSP: 002b:00007ffe56c21ed0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   96.844549][ T2717] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fb03ae2654e
[   96.844550][ T2717] RDX: 0000000000000000 RSI: 00007ffe56c21f80 RDI: 0000000000000005
[   96.844551][ T2717] RBP: 00007ffe56c21ee0 R08: 0000000000000000 R09: 0000000000000000
[   96.844552][ T2717] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912740
[   96.844553][ T2717] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe56c22640
| [  113.185486][ T3088] softirqs last disabled at (0): 0x0
| [  113.185488][ T3088] Preemption disabled at:
| [  113.185488][ T3088] dev_uc_add_excl (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:796 (discriminator 2))
| [  113.185508][ T3088] Tainted: [W]=WARN
[  113.185509][ T3088] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  113.185511][ T3088] Call Trace:
[  113.185512][ T3088]  <TASK>
[  113.185514][ T3088]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  113.185519][ T3088]  ? dev_uc_add_excl (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:796 (discriminator 2))
[  113.185521][ T3088]  __might_resched.cold (kernel/sched/core.c:9234)
[  113.185525][ T3088]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  113.185528][ T3088]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.185532][ T3088]  __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))
[  113.185535][ T3088]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  113.185538][ T3088]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  113.185542][ T3088]  ? 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)
[  113.185543][ T3088]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  113.185545][ T3088]  put_chars (drivers/char/virtio_console.c:1176)
[  113.185547][ T3088]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  113.185549][ T3088]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  113.185552][ T3088]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  113.185554][ T3088]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  113.185557][ T3088]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  113.185559][ T3088]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  113.185560][ T3088]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.185562][ T3088]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.185563][ T3088]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  113.185565][ T3088]  console_emit_next_record (kernel/printk/printk.c:3183)
[  113.185568][ T3088]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  113.185570][ T3088]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.185572][ T3088]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.185573][ T3088]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.185575][ T3088]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  113.185577][ T3088]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  113.185578][ T3088]  console_flush_one_record (kernel/printk/printk.c:3268)
[  113.185581][ T3088]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  113.185583][ T3088]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  113.185585][ T3088]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  113.185587][ T3088]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  113.185588][ T3088]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.185590][ T3088]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  113.185591][ T3088]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  113.185593][ T3088]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  113.185595][ T3088]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  113.185597][ T3088]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  113.185599][ T3088]  vprintk_emit (kernel/printk/printk.c:2479)
[  113.185601][ T3088]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  113.185604][ T3088]  _printk (kernel/printk/printk.c:2504)
[  113.185607][ T3088]  ? snapshot_read.cold (user.c:?)
[  113.185609][ T3088]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  113.185612][ T3088]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  113.185614][ T3088]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  113.185616][ T3088]  ? netdev_notice (net/core/dev.c:13194)
[  113.185617][ T3088]  ? kasan_save_track (mm/kasan/common.c:78)
[  113.185620][ T3088]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  113.185622][ T3088]  ? __hw_addr_add_ex (./include/linux/slab.h:991 (discriminator 1) net/core/dev_addr_lists.c:62 (discriminator 1) net/core/dev_addr_lists.c:120 (discriminator 1))
[  113.185624][ T3088]  ? 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)
[  113.185627][ T3088]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  113.185630][ T3088]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  113.185632][ T3088]  dev_uc_add_excl (net/core/dev_addr_lists.c:801)
[  113.185634][ T3088]  ndo_dflt_fdb_add (net/core/rtnetlink.c:4740)
[  113.185637][ T3088]  ? __nla_parse (lib/nlattr.c:732)
[  113.185640][ T3088]  rtnl_fdb_add (net/core/rtnetlink.c:4845)
[  113.185641][ T3088]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  113.185643][ T3088]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  113.185644][ T3088]  ? rtnl_fdb_del (net/core/rtnetlink.c:4918 (discriminator 2))
[  113.185645][ T3088]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.185647][ T3088]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  113.185650][ T3088]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  113.185652][ T3088]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.185654][ T3088]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.185656][ T3088]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  113.185659][ T3088]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  113.185661][ T3088]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  113.185663][ T3088]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  113.185664][ T3088]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  113.185667][ T3088]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  113.185669][ T3088]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  113.185673][ T3088]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  113.185674][ T3088]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  113.185675][ T3088]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  113.185677][ T3088]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  113.185679][ T3088]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.185681][ T3088]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  113.185683][ T3088]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  113.185685][ T3088]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  113.185686][ T3088]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  113.185689][ T3088]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.185691][ T3088]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.185693][ T3088]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.185694][ T3088]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.185696][ T3088]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  113.185698][ T3088]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  113.185700][ T3088]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.185702][ T3088]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  113.185704][ T3088]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  113.185707][ T3088]  ? copy_msghdr_from_user (net/socket.c:2650)
[  113.185708][ T3088]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  113.185710][ T3088]  ? move_addr_to_kernel (net/socket.c:258)
[  113.185712][ T3088]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  113.185715][ T3088]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  113.185717][ T3088]  ___sys_sendmsg (net/socket.c:2767)
[  113.185719][ T3088]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  113.185721][ T3088]  ? copy_msghdr_from_user (net/socket.c:2619)
[  113.185723][ T3088]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  113.185728][ T3088]  __sys_sendmsg (net/socket.c:2799)
[  113.185730][ T3088]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  113.185732][ T3088]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.185734][ T3088]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  113.185736][ T3088]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  113.185739][ T3088]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  113.185741][ T3088]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  113.185742][ T3088] RIP: 0033:0x7f9dd6cf654e
[  113.185744][ T3088] 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
[  113.185746][ T3088] RSP: 002b:00007fffffd8abb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  113.185750][ T3088] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9dd6cf654e
[  113.185751][ T3088] RDX: 0000000000000000 RSI: 00007fffffd8ac60 RDI: 0000000000000005
[  113.185752][ T3088] RBP: 00007fffffd8abc0 R08: 0000000000000000 R09: 0000000000000000
[  113.185753][ T3088] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912751
[  113.185754][ T3088] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  123.503293][ T3577] softirqs last disabled at (0): 0x0
| [  123.503295][ T3577] Preemption disabled at:
| [  123.503296][ T3577] dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
| [  123.503307][ T3577] Tainted: [W]=WARN
[  123.503308][ T3577] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  123.503309][ T3577] Call Trace:
[  123.503311][ T3577]  <TASK>
[  123.503312][ T3577]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  123.503317][ T3577]  ? dev_uc_del (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:841 (discriminator 2))
[  123.503319][ T3577]  __might_resched.cold (kernel/sched/core.c:9234)
[  123.503323][ T3577]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  123.503326][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.503330][ T3577]  __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))
[  123.503333][ T3577]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  123.503336][ T3577]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  123.503340][ T3577]  ? 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)
[  123.503342][ T3577]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  123.503343][ T3577]  put_chars (drivers/char/virtio_console.c:1176)
[  123.503345][ T3577]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  123.503347][ T3577]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  123.503350][ T3577]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  123.503354][ T3577]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  123.503355][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.503357][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.503359][ T3577]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  123.503361][ T3577]  console_emit_next_record (kernel/printk/printk.c:3183)
[  123.503363][ T3577]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  123.503365][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.503367][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.503369][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.503370][ T3577]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  123.503372][ T3577]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  123.503374][ T3577]  console_flush_one_record (kernel/printk/printk.c:3268)
[  123.503376][ T3577]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  123.503379][ T3577]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  123.503381][ T3577]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  123.503382][ T3577]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  123.503384][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.503386][ T3577]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  123.503387][ T3577]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  123.503388][ T3577]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  123.503390][ T3577]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  123.503393][ T3577]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  123.503395][ T3577]  vprintk_emit (kernel/printk/printk.c:2479)
[  123.503397][ T3577]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  123.503399][ T3577]  ? kvfree_call_rcu (mm/slab_common.c:2050)
[  123.503402][ T3577]  ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842)
[  123.503403][ T3577]  ? rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  123.503405][ T3577]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  123.503406][ T3577]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  123.503409][ T3577]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  123.503410][ T3577]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  123.503412][ T3577]  _printk (kernel/printk/printk.c:2504)
[  123.503415][ T3577]  ? snapshot_read.cold (user.c:?)
[  123.503417][ T3577]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  123.503420][ T3577]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  123.503422][ T3577]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  123.503423][ T3577]  ? netdev_notice (net/core/dev.c:13194)
[  123.503425][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.503427][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.503429][ T3577]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  123.503431][ T3577]  ? 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)
[  123.503433][ T3577]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  123.503434][ T3577]  ? 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)
[  123.503437][ T3577]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  123.503440][ T3577]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  123.503443][ T3577]  dev_uc_del (net/core/dev_addr_lists.c:845)
[  123.503445][ T3577]  rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  123.503446][ T3577]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  123.503448][ T3577]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  123.503449][ T3577]  ? rtnl_fdb_notify (net/core/rtnetlink.c:992)
[  123.503450][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.503452][ T3577]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  123.503455][ T3577]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  123.503458][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.503459][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.503461][ T3577]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  123.503465][ T3577]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  123.503467][ T3577]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  123.503468][ T3577]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.503470][ T3577]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  123.503472][ T3577]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  123.503476][ T3577]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  123.503478][ T3577]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  123.503479][ T3577]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  123.503481][ T3577]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  123.503482][ T3577]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  123.503484][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.503486][ T3577]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  123.503488][ T3577]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  123.503490][ T3577]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  123.503492][ T3577]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  123.503497][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.503499][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.503501][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.503503][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.503505][ T3577]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  123.503507][ T3577]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  123.503509][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.503511][ T3577]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  123.503513][ T3577]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  123.503515][ T3577]  ? copy_msghdr_from_user (net/socket.c:2650)
[  123.503517][ T3577]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  123.503519][ T3577]  ? move_addr_to_kernel (net/socket.c:258)
[  123.503521][ T3577]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  123.503523][ T3577]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  123.503525][ T3577]  ___sys_sendmsg (net/socket.c:2767)
[  123.503527][ T3577]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  123.503529][ T3577]  ? copy_msghdr_from_user (net/socket.c:2619)
[  123.503531][ T3577]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  123.503536][ T3577]  __sys_sendmsg (net/socket.c:2799)
[  123.503538][ T3577]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  123.503540][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.503542][ T3577]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  123.503544][ T3577]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  123.503547][ T3577]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  123.503549][ T3577]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  123.503551][ T3577] RIP: 0033:0x7fcbec2c354e
[  123.503553][ T3577] 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
[  123.503555][ T3577] RSP: 002b:00007ffd8b28e930 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  123.503559][ T3577] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcbec2c354e
[  123.503567][ T3577] RDX: 0000000000000000 RSI: 00007ffd8b28e9e0 RDI: 0000000000000005
[  123.503568][ T3577] RBP: 00007ffd8b28e940 R08: 0000000000000000 R09: 0000000000000000
[  123.503569][ T3577] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91275b
[  123.503570][ T3577] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  128.828183][ T3601] softirqs last disabled at (0): 0x0
| [  128.828185][ T3601] Preemption disabled at:
| [  128.828186][ T3601] vprintk_emit (kernel/printk/printk.c:2471)
| [  128.828197][ T3601] Tainted: [W]=WARN
[  128.828198][ T3601] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  128.828200][ T3601] Call Trace:
[  128.828202][ T3601]  <TASK>
[  128.828203][ T3601]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  128.828209][ T3601]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  128.828211][ T3601]  __might_resched.cold (kernel/sched/core.c:9234)
[  128.828215][ T3601]  ? __module_address (kernel/module/main.c:3915)
[  128.828218][ T3601]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  128.828221][ T3601]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  128.828223][ T3601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.828226][ T3601]  __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))
[  128.828230][ T3601]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  128.828232][ T3601]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  128.828236][ T3601]  ? 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)
[  128.828238][ T3601]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  128.828240][ T3601]  put_chars (drivers/char/virtio_console.c:1176)
[  128.828242][ T3601]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  128.828243][ T3601]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  128.828245][ T3601]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  128.828247][ T3601]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  128.828251][ T3601]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  128.828252][ T3601]  ? 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)
[  128.828254][ T3601]  ? vsnprintf (lib/vsprintf.c:2900)
[  128.828257][ T3601]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  128.828259][ T3601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.828261][ T3601]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  128.828263][ T3601]  console_emit_next_record (kernel/printk/printk.c:3183)
[  128.828265][ T3601]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  128.828267][ T3601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.828269][ T3601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.828271][ T3601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.828272][ T3601]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  128.828274][ T3601]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  128.828276][ T3601]  console_flush_one_record (kernel/printk/printk.c:3268)
[  128.828278][ T3601]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  128.828281][ T3601]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  128.828283][ T3601]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  128.828284][ T3601]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  128.828286][ T3601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.828288][ T3601]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  128.828289][ T3601]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  128.828291][ T3601]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  128.828293][ T3601]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  128.828295][ T3601]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  128.828297][ T3601]  vprintk_emit (kernel/printk/printk.c:2479)
[  128.828299][ T3601]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  128.828301][ T3601]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  128.828303][ T3601]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  128.828305][ T3601]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  128.828306][ T3601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.828308][ T3601]  _printk (kernel/printk/printk.c:2504)
[  128.828311][ T3601]  ? snapshot_read.cold (user.c:?)
[  128.828314][ T3601]  ? br_multicast_flood (??:?) bridge
[  128.828327][ T3601]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  128.828330][ T3601]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  128.828331][ T3601]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  128.828333][ T3601] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  128.828342][ T3601] br_init_port (net/bridge/br_stp_if.c:39) bridge
[  128.828349][ T3601] new_nbp (net/bridge/br_if.c:449) bridge
[  128.828358][ T3601] br_add_if (net/bridge/br_if.c:592) bridge
[  128.828364][ T3601]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[  128.828368][ T3601]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  128.828369][ T3601]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  128.828372][ T3601]  ? __kernel_text_address (kernel/extable.c:79)
[  128.828374][ T3601]  do_set_master (net/core/rtnetlink.c:3071)
[  128.828377][ T3601]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  128.828379][ T3601]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  128.828380][ T3601]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  128.828381][ T3601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.828383][ T3601]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  128.828387][ T3601]  ? kasan_save_stack (mm/kasan/common.c:58)
[  128.828390][ T3601]  ? kasan_save_stack (mm/kasan/common.c:57)
[  128.828392][ T3601]  ? kasan_save_track (mm/kasan/common.c:78)
[  128.828393][ T3601]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  128.828395][ T3601]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  128.828396][ T3601]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  128.828397][ T3601]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  128.828399][ T3601]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  128.828401][ T3601]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  128.828403][ T3601]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  128.828404][ T3601]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  128.828406][ T3601]  ? ___sys_sendmsg (net/socket.c:2767)
[  128.828408][ T3601]  ? __sys_sendmsg (net/socket.c:2799)
[  128.828410][ T3601]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  128.828411][ T3601]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  128.828414][ T3601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.828416][ T3601]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  128.828417][ T3601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.828419][ T3601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.828421][ T3601]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  128.828424][ T3601]  ? __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)
[  128.828426][ T3601]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  128.828427][ T3601]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  128.828429][ T3601]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  128.828430][ T3601]  ? nla_get_range_signed (lib/nlattr.c:270)
[  128.828433][ T3601]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  128.828435][ T3601]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  128.828437][ T3601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.828438][ T3601]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  128.828439][ T3601]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  128.828441][ T3601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.828443][ T3601]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  128.828445][ T3601]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  128.828446][ T3601]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  128.828448][ T3601]  ? __kernel_text_address (kernel/extable.c:79)
[  128.828449][ T3601]  ? write_profile (profile.c:?)
[  128.828450][ T3601]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  128.828453][ T3601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.828455][ T3601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.828457][ T3601]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  128.828460][ T3601]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  128.828462][ T3601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.828464][ T3601]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  128.828465][ T3601]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  128.828467][ T3601]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.828468][ T3601]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  128.828469][ T3601]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  128.828472][ T3601]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  128.828473][ T3601]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  128.828475][ T3601]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  128.828476][ T3601]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  128.828477][ T3601]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  128.828480][ T3601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.828482][ T3601]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  128.828484][ T3601]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  128.828486][ T3601]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  128.828487][ T3601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.828489][ T3601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.828491][ T3601]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  128.828493][ T3601]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  128.828497][ T3601]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  128.828499][ T3601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.828501][ T3601]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  128.828503][ T3601]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  128.828505][ T3601]  ? copy_msghdr_from_user (net/socket.c:2650)
[  128.828507][ T3601]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  128.828509][ T3601]  ? move_addr_to_kernel (net/socket.c:258)
[  128.828511][ T3601]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  128.828514][ T3601]  ___sys_sendmsg (net/socket.c:2767)
[  128.828516][ T3601]  ? copy_msghdr_from_user (net/socket.c:2619)
[  128.828522][ T3601]  __sys_sendmsg (net/socket.c:2799)
[  128.828524][ T3601]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  128.828527][ T3601]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  128.828529][ T3601]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  128.828531][ T3601]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  128.828533][ T3601]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  128.828535][ T3601] RIP: 0033:0x7f708269254e
[  128.828537][ T3601] 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
[  128.828538][ T3601] RSP: 002b:00007fff82756d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  128.828542][ T3601] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f708269254e
[  128.828544][ T3601] RDX: 0000000000000000 RSI: 00007fff82756dc0 RDI: 0000000000000005
[  128.828544][ T3601] RBP: 00007fff82756d20 R08: 0000000000000000 R09: 0000000000000000
[  128.828545][ T3601] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a912760
[  128.828546][ T3601] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff82757480
| [  218.043071][ T4511] softirqs last disabled at (0): 0x0
| [  218.043073][ T4511] Preemption disabled at:
| [  218.043073][ T4511] vprintk_emit (kernel/printk/printk.c:2471)
| [  218.043085][ T4511] Tainted: [W]=WARN
[  218.043086][ T4511] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  218.043087][ T4511] Call Trace:
[  218.043089][ T4511]  <TASK>
[  218.043090][ T4511]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  218.043095][ T4511]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  218.043097][ T4511]  __might_resched.cold (kernel/sched/core.c:9234)
[  218.043101][ T4511]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  218.043104][ T4511]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[  218.043107][ T4511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  218.043111][ T4511]  __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))
[  218.043114][ T4511]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  218.043116][ T4511]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  218.043120][ T4511]  ? 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)
[  218.043122][ T4511]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  218.043124][ T4511]  put_chars (drivers/char/virtio_console.c:1176)
[  218.043126][ T4511]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  218.043127][ T4511]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  218.043130][ T4511]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  218.043133][ T4511]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  218.043134][ T4511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  218.043136][ T4511]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  218.043138][ T4511]  console_emit_next_record (kernel/printk/printk.c:3183)
[  218.043141][ T4511]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  218.043143][ T4511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  218.043145][ T4511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  218.043146][ T4511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  218.043148][ T4511]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  218.043150][ T4511]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  218.043152][ T4511]  console_flush_one_record (kernel/printk/printk.c:3268)
[  218.043154][ T4511]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  218.043156][ T4511]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  218.043158][ T4511]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  218.043160][ T4511]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  218.043161][ T4511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  218.043163][ T4511]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  218.043165][ T4511]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  218.043167][ T4511]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  218.043170][ T4511]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  218.043172][ T4511]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  218.043175][ T4511]  vprintk_emit (kernel/printk/printk.c:2479)
[  218.043179][ T4511]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  218.043181][ T4511]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  218.043185][ T4511]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  218.043188][ T4511]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  218.043190][ T4511]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  218.043192][ T4511]  ? ___sys_sendmsg (net/socket.c:2767)
[  218.043194][ T4511]  ? __sys_sendmsg (net/socket.c:2799)
[  218.043196][ T4511]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  218.043199][ T4511]  _printk (kernel/printk/printk.c:2504)
[  218.043203][ T4511]  ? snapshot_read.cold (user.c:?)
[  218.043205][ T4511]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  218.043208][ T4511]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  218.043209][ T4511]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  218.043218][ T4511]  ? netdev_notice (net/core/dev.c:13194)
[  218.043220][ T4511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  218.043222][ T4511]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  218.043224][ T4511]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  218.043226][ T4511]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  218.043228][ T4511]  ? 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)
[  218.043230][ T4511]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  218.043234][ T4511]  dev_set_allmulti (net/core/dev_api.c:315)
[  218.043236][ T4511] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[  218.043250][ T4511]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  218.043254][ T4511]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  218.043256][ T4511] br_del_if (net/bridge/br_if.c:732) bridge
[  218.043264][ T4511]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  218.043266][ T4511]  do_set_master (net/core/rtnetlink.c:3055)
[  218.043269][ T4511]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  218.043271][ T4511]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  218.043274][ T4511]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  218.043276][ T4511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  218.043277][ T4511]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  218.043281][ T4511]  ? kasan_save_stack (mm/kasan/common.c:58)
[  218.043284][ T4511]  ? kasan_save_stack (mm/kasan/common.c:57)
[  218.043285][ T4511]  ? kasan_save_track (mm/kasan/common.c:78)
[  218.043287][ T4511]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  218.043288][ T4511]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  218.043290][ T4511]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  218.043291][ T4511]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  218.043292][ T4511]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  218.043293][ T4511]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  218.043295][ T4511]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  218.043296][ T4511]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  218.043297][ T4511]  ? ___sys_sendmsg (net/socket.c:2767)
[  218.043298][ T4511]  ? __sys_sendmsg (net/socket.c:2799)
[  218.043300][ T4511]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  218.043301][ T4511]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  218.043303][ T4511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  218.043305][ T4511]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  218.043307][ T4511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  218.043308][ T4511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  218.043310][ T4511]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  218.043312][ T4511]  ? __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)
[  218.043314][ T4511]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  218.043315][ T4511]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  218.043317][ T4511]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  218.043318][ T4511]  ? nla_get_range_signed (lib/nlattr.c:270)
[  218.043321][ T4511]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  218.043323][ T4511]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  218.043325][ T4511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  218.043326][ T4511]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  218.043328][ T4511]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  218.043329][ T4511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  218.043331][ T4511]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  218.043333][ T4511]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  218.043335][ T4511]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  218.043336][ T4511]  ? __kernel_text_address (kernel/extable.c:79)
[  218.043337][ T4511]  ? write_profile (profile.c:?)
[  218.043338][ T4511]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  218.043341][ T4511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  218.043342][ T4511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  218.043344][ T4511]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  218.043347][ T4511]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  218.043349][ T4511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  218.043351][ T4511]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  218.043352][ T4511]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  218.043354][ T4511]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  218.043355][ T4511]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  218.043356][ T4511]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  218.043359][ T4511]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  218.043360][ T4511]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  218.043362][ T4511]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  218.043363][ T4511]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  218.043364][ T4511]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  218.043367][ T4511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  218.043369][ T4511]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  218.043371][ T4511]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  218.043372][ T4511]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  218.043374][ T4511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  218.043376][ T4511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  218.043377][ T4511]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  218.043379][ T4511]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  218.043381][ T4511]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  218.043383][ T4511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  218.043385][ T4511]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  218.043387][ T4511]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  218.043388][ T4511]  ? copy_msghdr_from_user (net/socket.c:2650)
[  218.043390][ T4511]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  218.043391][ T4511]  ? move_addr_to_kernel (net/socket.c:258)
[  218.043393][ T4511]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  218.043395][ T4511]  ___sys_sendmsg (net/socket.c:2767)
[  218.043397][ T4511]  ? copy_msghdr_from_user (net/socket.c:2619)
[  218.043402][ T4511]  __sys_sendmsg (net/socket.c:2799)
[  218.043404][ T4511]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  218.043407][ T4511]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  218.043409][ T4511]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  218.043410][ T4511]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  218.043412][ T4511]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  218.043414][ T4511] RIP: 0033:0x7f1ea699e54e
[  218.043415][ T4511] 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
[  218.043417][ T4511] RSP: 002b:00007ffd18484250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  218.043421][ T4511] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f1ea699e54e
[  218.043422][ T4511] RDX: 0000000000000000 RSI: 00007ffd18484300 RDI: 0000000000000005
[  218.043423][ T4511] RBP: 00007ffd18484260 R08: 0000000000000000 R09: 0000000000000000
[  218.043424][ T4511] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9127b9
[  218.043425][ T4511] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd184849c0
| [  223.098883][ T4513] softirqs last disabled at (0): 0x0
| [  223.098884][ T4513] Preemption disabled at:
| [  223.098885][ T4513] vprintk_emit (kernel/printk/printk.c:2471)
| [  223.098896][ T4513] Tainted: [W]=WARN
[  223.098897][ T4513] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  223.098898][ T4513] Call Trace:
[  223.098900][ T4513]  <TASK>
[  223.098901][ T4513]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  223.098906][ T4513]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  223.098908][ T4513]  __might_resched.cold (kernel/sched/core.c:9234)
[  223.098911][ T4513]  ? __module_address (kernel/module/main.c:3915)
[  223.098915][ T4513]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  223.098918][ T4513]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  223.098920][ T4513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  223.098923][ T4513]  __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))
[  223.098926][ T4513]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  223.098929][ T4513]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  223.098933][ T4513]  ? 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)
[  223.098934][ T4513]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  223.098936][ T4513]  put_chars (drivers/char/virtio_console.c:1176)
[  223.098938][ T4513]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  223.098939][ T4513]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  223.098941][ T4513]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  223.098943][ T4513]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  223.098947][ T4513]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  223.098948][ T4513]  ? 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)
[  223.098950][ T4513]  ? vsnprintf (lib/vsprintf.c:2900)
[  223.098953][ T4513]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  223.098955][ T4513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  223.098957][ T4513]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  223.098959][ T4513]  console_emit_next_record (kernel/printk/printk.c:3183)
[  223.098961][ T4513]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  223.098963][ T4513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  223.098965][ T4513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  223.098967][ T4513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  223.098968][ T4513]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  223.098970][ T4513]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  223.098972][ T4513]  console_flush_one_record (kernel/printk/printk.c:3268)
[  223.098975][ T4513]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  223.098977][ T4513]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  223.098979][ T4513]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  223.098981][ T4513]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  223.098982][ T4513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  223.098984][ T4513]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  223.098986][ T4513]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  223.098987][ T4513]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  223.098989][ T4513]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  223.098991][ T4513]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  223.098993][ T4513]  vprintk_emit (kernel/printk/printk.c:2479)
[  223.098996][ T4513]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  223.098997][ T4513]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  223.098999][ T4513]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  223.099001][ T4513]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  223.099002][ T4513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  223.099005][ T4513]  _printk (kernel/printk/printk.c:2504)
[  223.099008][ T4513]  ? snapshot_read.cold (user.c:?)
[  223.099010][ T4513]  ? br_multicast_flood (??:?) bridge
[  223.099023][ T4513]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  223.099026][ T4513]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  223.099027][ T4513]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  223.099029][ T4513] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  223.099038][ T4513] br_init_port (net/bridge/br_stp_if.c:39) bridge
[  223.099045][ T4513] new_nbp (net/bridge/br_if.c:449) bridge
[  223.099053][ T4513] br_add_if (net/bridge/br_if.c:592) bridge
[  223.099060][ T4513]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[  223.099064][ T4513]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  223.099066][ T4513]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  223.099068][ T4513]  ? __kernel_text_address (kernel/extable.c:79)
[  223.099070][ T4513]  do_set_master (net/core/rtnetlink.c:3071)
[  223.099073][ T4513]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  223.099075][ T4513]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  223.099077][ T4513]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  223.099078][ T4513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  223.099080][ T4513]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  223.099084][ T4513]  ? kasan_save_stack (mm/kasan/common.c:58)
[  223.099087][ T4513]  ? kasan_save_stack (mm/kasan/common.c:57)
[  223.099088][ T4513]  ? kasan_save_track (mm/kasan/common.c:78)
[  223.099090][ T4513]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  223.099092][ T4513]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  223.099093][ T4513]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  223.099094][ T4513]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  223.099095][ T4513]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  223.099098][ T4513]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  223.099099][ T4513]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  223.099101][ T4513]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  223.099104][ T4513]  ? ___sys_sendmsg (net/socket.c:2767)
[  223.099105][ T4513]  ? __sys_sendmsg (net/socket.c:2799)
[  223.099107][ T4513]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  223.099108][ T4513]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  223.099111][ T4513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  223.099113][ T4513]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  223.099114][ T4513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  223.099116][ T4513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  223.099118][ T4513]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  223.099121][ T4513]  ? __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)
[  223.099123][ T4513]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  223.099124][ T4513]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  223.099126][ T4513]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  223.099127][ T4513]  ? nla_get_range_signed (lib/nlattr.c:270)
[  223.099130][ T4513]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  223.099132][ T4513]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  223.099134][ T4513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  223.099136][ T4513]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  223.099137][ T4513]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  223.099138][ T4513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  223.099140][ T4513]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  223.099142][ T4513]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  223.099144][ T4513]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  223.099145][ T4513]  ? __kernel_text_address (kernel/extable.c:79)
[  223.099146][ T4513]  ? write_profile (profile.c:?)
[  223.099148][ T4513]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  223.099150][ T4513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  223.099152][ T4513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  223.099154][ T4513]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  223.099157][ T4513]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  223.099159][ T4513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  223.099161][ T4513]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  223.099162][ T4513]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  223.099164][ T4513]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  223.099166][ T4513]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  223.099168][ T4513]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  223.099172][ T4513]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  223.099174][ T4513]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  223.099176][ T4513]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  223.099179][ T4513]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  223.099181][ T4513]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  223.099184][ T4513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  223.099185][ T4513]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  223.099187][ T4513]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  223.099189][ T4513]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  223.099191][ T4513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  223.099193][ T4513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  223.099195][ T4513]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  223.099197][ T4513]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  223.099199][ T4513]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  223.099201][ T4513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  223.099202][ T4513]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  223.099204][ T4513]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  223.099206][ T4513]  ? copy_msghdr_from_user (net/socket.c:2650)
[  223.099208][ T4513]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  223.099209][ T4513]  ? move_addr_to_kernel (net/socket.c:258)
[  223.099211][ T4513]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  223.099213][ T4513]  ___sys_sendmsg (net/socket.c:2767)
[  223.099215][ T4513]  ? copy_msghdr_from_user (net/socket.c:2619)
[  223.099220][ T4513]  __sys_sendmsg (net/socket.c:2799)
[  223.099222][ T4513]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  223.099225][ T4513]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  223.099227][ T4513]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  223.099229][ T4513]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  223.099231][ T4513]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  223.099232][ T4513] RIP: 0033:0x7fe863f6054e
[  223.099234][ T4513] 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
[  223.099236][ T4513] RSP: 002b:00007fffedcfc420 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  223.099239][ T4513] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fe863f6054e
[  223.099241][ T4513] RDX: 0000000000000000 RSI: 00007fffedcfc4d0 RDI: 0000000000000005
[  223.099242][ T4513] RBP: 00007fffedcfc430 R08: 0000000000000000 R09: 0000000000000000
[  223.099243][ T4513] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9127be
[  223.099244][ T4513] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffedcfcb90
| [  229.319298][   T12] softirqs last disabled at (41050): __fib6_clean_all (./include/linux/spinlock.h:353 net/ipv6/ip6_fib.c:2323)
| [  229.319301][   T12] Preemption disabled at:
| [  229.319301][   T12] vprintk_emit (kernel/printk/printk.c:2471)
| [  229.319313][   T12] Tainted: [W]=WARN
[  229.319314][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  229.319316][   T12] Workqueue: netns cleanup_net
[  229.319321][   T12] Call Trace:
[  229.319323][   T12]  <TASK>
[  229.319325][   T12]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  229.319331][   T12]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  229.319333][   T12]  __might_resched.cold (kernel/sched/core.c:9234)
[  229.319337][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  229.319341][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  229.319345][   T12]  __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))
[  229.319348][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  229.319351][   T12]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  229.319355][   T12]  ? 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)
[  229.319356][   T12]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  229.319358][   T12]  put_chars (drivers/char/virtio_console.c:1176)
[  229.319360][   T12]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[  229.319362][   T12]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  229.319364][   T12]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  229.319366][   T12]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  229.319370][   T12]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  229.319371][   T12]  ? 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)
[  229.319373][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  229.319374][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  229.319376][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  229.319378][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  229.319380][   T12]  console_emit_next_record (kernel/printk/printk.c:3183)
[  229.319382][   T12]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  229.319384][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  229.319386][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  229.319388][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  229.319389][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  229.319391][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  229.319393][   T12]  console_flush_one_record (kernel/printk/printk.c:3268)
[  229.319395][   T12]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  229.319398][   T12]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  229.319400][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  229.319401][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  229.319403][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  229.319404][   T12]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  229.319406][   T12]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  229.319407][   T12]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  229.319410][   T12]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  229.319411][   T12]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  229.319413][   T12]  vprintk_emit (kernel/printk/printk.c:2479)
[  229.319416][   T12]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  229.319417][   T12]  ? process_one_work (kernel/workqueue.c:3387)
[  229.319420][   T12]  ? kthread (kernel/kthread.c:436)
[  229.319422][   T12]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  229.319425][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  229.319427][   T12]  _printk (kernel/printk/printk.c:2504)
[  229.319430][   T12]  ? snapshot_read.cold (user.c:?)
[  229.319432][   T12]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  229.319435][   T12]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  229.319437][   T12]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  229.319439][   T12]  ? netdev_notice (net/core/dev.c:13194)
[  229.319441][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  229.319442][   T12]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  229.319444][   T12]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  229.319447][   T12]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  229.319448][   T12]  ? 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)
[  229.319451][   T12]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  229.319453][   T12]  dev_set_allmulti (net/core/dev_api.c:315)
[  229.319456][   T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[  229.319469][   T12] br_dev_delete (net/bridge/br_if.c:387) bridge
[  229.319477][   T12] br_net_exit_rtnl (net/bridge/br.c:414) bridge
[  229.319485][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  229.319488][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098)
[  229.319490][   T12]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  229.319493][   T12]  cleanup_net (net/core/net_namespace.c:706)
[  229.319499][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  229.319501][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  229.319503][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  229.319505][   T12]  process_one_work (kernel/workqueue.c:3387)
[  229.319508][   T12]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  229.319510][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  229.319512][   T12]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  229.319515][   T12]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  229.319517][   T12]  kthread (kernel/kthread.c:436)
[  229.319519][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  229.319520][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  229.319522][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  229.319523][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  229.319525][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  229.319528][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
__dev_queue_xmit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__irq_exit_rcu:schedule_preempt_disabled:dump_stack_lvl:__kmalloc_noprof:put_chars
dev_uc_del:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
dev_uc_add_excl:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__fib6_clean_all:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars