======================================
| [   12.628288][  T257] softirqs last disabled at (20680): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   12.628291][  T257] Preemption disabled at:
| [   12.628296][  T257] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.628305][  T257] Tainted: [W]=WARN
[   12.628306][  T257] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.628308][  T257] Call Trace:
[   12.628310][  T257]  <TASK>
[   12.628311][  T257]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.628317][  T257]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.628320][  T257]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.628324][  T257]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.628329][  T257]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.628334][  T257]  __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))
[   12.628336][  T257]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.628342][  T257]  ? 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)
[   12.628344][  T257]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.628347][  T257]  put_chars (drivers/char/virtio_console.c:1176)
[   12.628350][  T257]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.628355][  T257]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   12.628358][  T257]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.628361][  T257]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.628363][  T257]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.628364][  T257]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.628368][  T257]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.628370][  T257]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   12.628373][  T257]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.628377][  T257]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.628381][  T257]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.628385][  T257]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.628386][  T257]  ? 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))
[   12.628390][  T257]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.628392][  T257]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.628396][  T257]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.628400][  T257]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.628402][  T257]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.628407][  T257]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.628410][  T257]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.628412][  T257]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.628414][  T257]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   12.628417][  T257]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.628419][  T257]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.628426][  T257]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.628430][  T257]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.628433][  T257]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.628434][  T257]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   12.628438][  T257]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.628442][  T257]  _printk (kernel/printk/printk.c:2504)
[   12.628445][  T257]  ? snapshot_read.cold (user.c:?)
[   12.628449][  T257]  ? br_multicast_flood (??:?) bridge
[   12.628462][  T257]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.628463][  T257]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.628464][  T257]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.628469][  T257] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   12.628478][  T257] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   12.628486][  T257] new_nbp (net/bridge/br_if.c:449) bridge
[   12.628495][  T257] br_add_if (net/bridge/br_if.c:592) bridge
[   12.628502][  T257]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   12.628506][  T257]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   12.628509][  T257]  ? __kernel_text_address (kernel/extable.c:79)
[   12.628512][  T257]  do_set_master (net/core/rtnetlink.c:3071)
[   12.628517][  T257]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   12.628520][  T257]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.628523][  T257]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.628524][  T257]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.628527][  T257]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.628531][  T257]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.628533][  T257]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.628535][  T257]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.628538][  T257]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.628541][  T257]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.628542][  T257]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.628545][  T257]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.628547][  T257]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   12.628550][  T257]  ? ___sys_sendmsg (net/socket.c:2757)
[   12.628554][  T257]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.628556][  T257]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.628559][  T257]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.628561][  T257]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.628562][  T257]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.628564][  T257]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.628566][  T257]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.628570][  T257]  ? __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)
[   12.628572][  T257]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.628574][  T257]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.628577][  T257]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.628579][  T257]  ? nla_get_range_signed (lib/nlattr.c:270)
[   12.628584][  T257]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.628589][  T257]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.628594][  T257]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.628596][  T257]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.628600][  T257]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.628602][  T257]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.628604][  T257]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.628606][  T257]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.628609][  T257]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.628611][  T257]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.628614][  T257]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.628616][  T257]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.628620][  T257]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.628622][  T257]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.628625][  T257]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.628627][  T257]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.628630][  T257]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.628636][  T257]  ? 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))
[   12.628637][  T257]  ? 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))
[   12.628641][  T257]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.628645][  T257]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.628648][  T257]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.628652][  T257]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.628655][  T257]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.628659][  T257]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   12.628664][  T257]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   12.628666][  T257]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.628669][  T257]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   12.628670][  T257]  ? move_addr_to_kernel (net/socket.c:258)
[   12.628677][  T257]  ___sys_sendmsg (net/socket.c:2767)
[   12.628680][  T257]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.628696][  T257]  __sys_sendmsg (net/socket.c:2799)
[   12.628699][  T257]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.628705][  T257]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.628708][  T257]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.628711][  T257]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.628713][  T257]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.628715][  T257] RIP: 0033:0x7f38ebdd554e
[   12.628719][  T257] 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
[   12.628721][  T257] RSP: 002b:00007ffff32eadc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.628724][  T257] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f38ebdd554e
[   12.628725][  T257] RDX: 0000000000000000 RSI: 00007ffff32eae70 RDI: 0000000000000005
[   12.628726][  T257] RBP: 00007ffff32eadd0 R08: 0000000000000000 R09: 0000000000000000
[   12.628727][  T257] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9186e6
[   12.628728][  T257] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffff32eb530
| [   14.152939][  T305] softirqs last disabled at (14288): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   14.152943][  T305] Preemption disabled at:
| [   14.152944][  T305] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.152956][  T305] Tainted: [W]=WARN
[   14.152958][  T305] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.152960][  T305] Call Trace:
[   14.152962][  T305]  <TASK>
[   14.152964][  T305]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.152971][  T305]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.152975][  T305]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.152981][  T305]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.152987][  T305]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.152994][  T305]  __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))
[   14.152998][  T305]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.153007][  T305]  ? 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)
[   14.153010][  T305]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.153015][  T305]  put_chars (drivers/char/virtio_console.c:1176)
[   14.153018][  T305]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   14.153021][  T305]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.153027][  T305]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.153032][  T305]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.153036][  T305]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.153042][  T305]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.153046][  T305]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.153049][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.153051][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.153058][  T305]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.153062][  T305]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   14.153067][  T305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.153071][  T305]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.153077][  T305]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.153084][  T305]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.153086][  T305]  ? 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))
[   14.153091][  T305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.153095][  T305]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.153102][  T305]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.153109][  T305]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.153111][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.153121][  T305]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.153125][  T305]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.153128][  T305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.153131][  T305]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.153138][  T305]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.153140][  T305]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.153145][  T305]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.153152][  T305]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.153155][  T305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.153160][  T305]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.153166][  T305]  _printk (kernel/printk/printk.c:2504)
[   14.153171][  T305]  ? snapshot_read.cold (user.c:?)
[   14.153178][  T305]  ? br_multicast_flood (??:?) bridge
[   14.153195][  T305]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.153197][  T305]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.153199][  T305]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.153207][  T305] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   14.153224][  T305] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   14.153238][  T305] new_nbp (net/bridge/br_if.c:449) bridge
[   14.153254][  T305] br_add_if (net/bridge/br_if.c:592) bridge
[   14.153266][  T305]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   14.153271][  T305]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   14.153275][  T305]  ? __kernel_text_address (kernel/extable.c:79)
[   14.153282][  T305]  do_set_master (net/core/rtnetlink.c:3071)
[   14.153290][  T305]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   14.153295][  T305]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   14.153307][  T305]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.153309][  T305]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   14.153312][  T305]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   14.153316][  T305]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.153320][  T305]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.153323][  T305]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.153327][  T305]  ? kasan_save_stack (mm/kasan/common.c:58)
[   14.153331][  T305]  ? kasan_save_stack (mm/kasan/common.c:57)
[   14.153333][  T305]  ? kasan_save_track (mm/kasan/common.c:78)
[   14.153338][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.153341][  T305]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   14.153345][  T305]  ? ___sys_sendmsg (net/socket.c:2757)
[   14.153352][  T305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.153355][  T305]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.153360][  T305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.153364][  T305]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.153366][  T305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.153369][  T305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.153372][  T305]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.153378][  T305]  ? __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)
[   14.153382][  T305]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.153385][  T305]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   14.153391][  T305]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.153394][  T305]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.153403][  T305]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   14.153412][  T305]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   14.153422][  T305]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.153427][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.153435][  T305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.153438][  T305]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.153441][  T305]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.153444][  T305]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.153451][  T305]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   14.153454][  T305]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.153460][  T305]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.153462][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.153470][  T305]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.153472][  T305]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.153478][  T305]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.153481][  T305]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.153486][  T305]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.153498][  T305]  ? 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))
[   14.153500][  T305]  ? 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))
[   14.153508][  T305]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.153514][  T305]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.153518][  T305]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.153526][  T305]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.153532][  T305]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.153539][  T305]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.153547][  T305]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   14.153551][  T305]  ? copy_msghdr_from_user (net/socket.c:2650)
[   14.153554][  T305]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   14.153557][  T305]  ? move_addr_to_kernel (net/socket.c:258)
[   14.153570][  T305]  ___sys_sendmsg (net/socket.c:2767)
[   14.153574][  T305]  ? copy_msghdr_from_user (net/socket.c:2619)
[   14.153604][  T305]  __sys_sendmsg (net/socket.c:2799)
[   14.153608][  T305]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   14.153619][  T305]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.153625][  T305]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.153629][  T305]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.153633][  T305]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.153637][  T305] RIP: 0033:0x7f10026c754e
[   14.153642][  T305] 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
[   14.153644][  T305] RSP: 002b:00007ffd84507d10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   14.153649][  T305] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f10026c754e
[   14.153651][  T305] RDX: 0000000000000000 RSI: 00007ffd84507dc0 RDI: 0000000000000005
[   14.153652][  T305] RBP: 00007ffd84507d20 R08: 0000000000000000 R09: 0000000000000000
[   14.153654][  T305] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9186e8
[   14.153655][  T305] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd84508480
| [   15.272122][  T342] softirqs last disabled at (11642): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   15.272125][  T342] Preemption disabled at:
| [   15.272125][  T342] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.272135][  T342] Tainted: [W]=WARN
[   15.272136][  T342] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.272137][  T342] Call Trace:
[   15.272139][  T342]  <TASK>
[   15.272140][  T342]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.272146][  T342]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.272148][  T342]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.272153][  T342]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.272157][  T342]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.272162][  T342]  __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))
[   15.272165][  T342]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.272170][  T342]  ? 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)
[   15.272173][  T342]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.272176][  T342]  put_chars (drivers/char/virtio_console.c:1176)
[   15.272178][  T342]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   15.272180][  T342]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.272183][  T342]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.272187][  T342]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.272190][  T342]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.272193][  T342]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.272196][  T342]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.272198][  T342]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.272200][  T342]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.272204][  T342]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.272206][  T342]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   15.272209][  T342]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.272211][  T342]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.272215][  T342]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.272219][  T342]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.272221][  T342]  ? 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))
[   15.272224][  T342]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.272226][  T342]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.272230][  T342]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.272234][  T342]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.272236][  T342]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.272241][  T342]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.272244][  T342]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.272245][  T342]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.272248][  T342]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   15.272251][  T342]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.272253][  T342]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.272256][  T342]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.272260][  T342]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.272263][  T342]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.272265][  T342]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   15.272269][  T342]  _printk (kernel/printk/printk.c:2504)
[   15.272273][  T342]  ? snapshot_read.cold (user.c:?)
[   15.272277][  T342]  ? br_multicast_flood (??:?) bridge
[   15.272290][  T342]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   15.272291][  T342]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.272292][  T342]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.272296][  T342] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   15.272314][  T342] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   15.272322][  T342] new_nbp (net/bridge/br_if.c:449) bridge
[   15.272331][  T342] br_add_if (net/bridge/br_if.c:592) bridge
[   15.272338][  T342]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   15.272342][  T342]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   15.272345][  T342]  ? __kernel_text_address (kernel/extable.c:79)
[   15.272349][  T342]  do_set_master (net/core/rtnetlink.c:3071)
[   15.272353][  T342]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   15.272356][  T342]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   15.272359][  T342]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   15.272361][  T342]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.272363][  T342]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.272366][  T342]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.272369][  T342]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.272370][  T342]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.272373][  T342]  ? kasan_save_stack (mm/kasan/common.c:58)
[   15.272376][  T342]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.272378][  T342]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.272380][  T342]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.272382][  T342]  ? netlink_seq_next (net/netlink/af_netlink.c:2684)
[   15.272385][  T342]  ? ___sys_sendmsg (net/socket.c:2757)
[   15.272390][  T342]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.272392][  T342]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.272394][  T342]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.272396][  T342]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.272398][  T342]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.272400][  T342]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.272402][  T342]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   15.272406][  T342]  ? __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)
[   15.272409][  T342]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   15.272411][  T342]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.272414][  T342]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   15.272416][  T342]  ? nla_get_range_signed (lib/nlattr.c:270)
[   15.272420][  T342]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   15.272428][  T342]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.272433][  T342]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.272435][  T342]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.272439][  T342]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.272441][  T342]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.272443][  T342]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.272445][  T342]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.272449][  T342]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.272451][  T342]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.272453][  T342]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.272455][  T342]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.272459][  T342]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.272461][  T342]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.272464][  T342]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.272466][  T342]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.272469][  T342]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.272475][  T342]  ? 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))
[   15.272476][  T342]  ? 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))
[   15.272480][  T342]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.272484][  T342]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.272487][  T342]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.272491][  T342]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.272494][  T342]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   15.272498][  T342]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   15.272503][  T342]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   15.272506][  T342]  ? copy_msghdr_from_user (net/socket.c:2650)
[   15.272508][  T342]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   15.272509][  T342]  ? move_addr_to_kernel (net/socket.c:258)
[   15.272516][  T342]  ___sys_sendmsg (net/socket.c:2767)
[   15.272519][  T342]  ? copy_msghdr_from_user (net/socket.c:2619)
[   15.272535][  T342]  __sys_sendmsg (net/socket.c:2799)
[   15.272537][  T342]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   15.272543][  T342]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.272547][  T342]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.272549][  T342]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.272552][  T342]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.272554][  T342] RIP: 0033:0x7f954b17e54e
[   15.272558][  T342] 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
[   15.272560][  T342] RSP: 002b:00007ffe78665a10 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.272563][  T342] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f954b17e54e
[   15.272564][  T342] RDX: 0000000000000000 RSI: 00007ffe78665ac0 RDI: 0000000000000005
[   15.272565][  T342] RBP: 00007ffe78665a20 R08: 0000000000000000 R09: 0000000000000000
[   15.272566][  T342] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9186e9
[   15.272566][  T342] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe78666180
| [   24.819569][  T448] softirqs last disabled at (17907): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   24.819572][  T448] Preemption disabled at:
| [   24.819572][  T448] vprintk_emit (kernel/printk/printk.c:2471)
| [   24.819582][  T448] Tainted: [W]=WARN
[   24.819583][  T448] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.819584][  T448] Call Trace:
[   24.819586][  T448]  <TASK>
[   24.819587][  T448]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   24.819593][  T448]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   24.819595][  T448]  __might_resched.cold (kernel/sched/core.c:9234)
[   24.819600][  T448]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   24.819604][  T448]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   24.819609][  T448]  __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))
[   24.819611][  T448]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.819617][  T448]  ? 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)
[   24.819620][  T448]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.819623][  T448]  put_chars (drivers/char/virtio_console.c:1176)
[   24.819625][  T448]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   24.819627][  T448]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   24.819630][  T448]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.819633][  T448]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.819637][  T448]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   24.819640][  T448]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.819642][  T448]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.819646][  T448]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   24.819647][  T448]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   24.819650][  T448]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.819653][  T448]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.819657][  T448]  console_emit_next_record (kernel/printk/printk.c:3183)
[   24.819661][  T448]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   24.819663][  T448]  ? 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))
[   24.819666][  T448]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.819668][  T448]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.819672][  T448]  console_flush_one_record (kernel/printk/printk.c:3268)
[   24.819676][  T448]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   24.819678][  T448]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.819682][  T448]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   24.819685][  T448]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   24.819687][  T448]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.819689][  T448]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   24.819693][  T448]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   24.819694][  T448]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   24.819698][  T448]  vprintk_emit (kernel/printk/printk.c:2479)
[   24.819702][  T448]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   24.819707][  T448]  ? 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
[   24.819710][  T448]  _printk (kernel/printk/printk.c:2504)
[   24.819714][  T448]  ? snapshot_read.cold (user.c:?)
[   24.819720][  T448]  ? 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)
[   24.819723][  T448] gact_init_module (net/sched/act_gact.c:180) act_gact
[   24.819726][  T448]  do_one_initcall (init/main.c:1357)
[   24.819729][  T448]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   24.819733][  T448]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   24.819736][  T448]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   24.819741][  T448]  do_init_module (kernel/module/main.c:3117)
[   24.819744][  T448]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   24.819749][  T448]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   24.819752][  T448]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   24.819756][  T448]  load_module (kernel/module/main.c:3593)
[   24.819763][  T448]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   24.819766][  T448]  ? __ia32_sys_fsconfig (??:?)
[   24.819769][  T448]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   24.819773][  T448]  ? backing_file_read_iter (fs/backing-file.c:211)
[   24.819776][  T448]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.819780][  T448]  init_module_from_file (kernel/module/main.c:3790)
[   24.819783][  T448]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   24.819791][  T448]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   24.819794][  T448]  ? 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)
[   24.819797][  T448]  idempotent_init_module (kernel/module/main.c:3802)
[   24.819801][  T448]  ? init_module_from_file (kernel/module/main.c:3791)
[   24.819807][  T448]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.819809][  T448]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   24.819815][  T448]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   24.819817][  T448]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.819821][  T448]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   24.819823][  T448]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   24.819825][  T448]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.819828][  T448] RIP: 0033:0x7f32a183e37d
[   24.819831][  T448] 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
[   24.819833][  T448] RSP: 002b:00007fff36131938 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   24.819836][  T448] RAX: ffffffffffffffda RBX: 0000563f6972c810 RCX: 00007f32a183e37d
[   24.819837][  T448] RDX: 0000000000000000 RSI: 0000563f49be2ffd RDI: 0000000000000000
[   24.819838][  T448] RBP: 00007fff361319d0 R08: 0000000000000000 R09: 0000000000000000
[   24.819839][  T448] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563f49be2ffd
[   24.819840][  T448] R13: 0000563f6972c960 R14: 0000000000040000 R15: 0000000000000000
| [   28.105538][    C0] softirqs last disabled at (958665): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   28.105540][    C0] Preemption disabled at:
| [   28.105540][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   28.105550][    C0] Tainted: [W]=WARN
[   28.105551][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.105553][    C0] Call Trace:
[   28.105555][    C0]  <IRQ>
[   28.105557][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.105562][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   28.105564][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.105567][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.105571][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   28.105573][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.105578][    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))
[   28.105581][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.105584][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.105587][    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)
[   28.105589][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.105591][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   28.105593][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.105595][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   28.105599][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.105602][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.105604][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.105605][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.105608][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.105610][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.105612][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.105614][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.105616][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.105618][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   28.105619][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.105622][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.105624][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.105626][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.105628][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.105629][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.105631][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.105632][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   28.105634][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.105636][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.105638][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.105641][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.105643][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.105645][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.105646][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:264)
[   28.105651][    C0]  _printk (kernel/printk/printk.c:2504)
[   28.105654][    C0]  ? snapshot_read.cold (user.c:?)
[   28.105656][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   28.105660][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.105662][    C0]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   28.105664][    C0]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   28.105667][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   28.105670][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   28.105672][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   28.105673][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   28.105676][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.105677][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.105692][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.105694][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.105696][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.105704][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   28.105706][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.105713][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.105720][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.105726][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   28.105730][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   28.105732][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   28.105735][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.105737][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.105739][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.105741][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   28.105743][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.105750][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   28.105752][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.105755][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.105757][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   28.105759][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   28.105761][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.105763][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.105765][    C0]  handle_softirqs (kernel/softirq.c:645)
[   28.105767][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.105769][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   28.105771][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   28.105772][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   28.105774][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   28.105777][    C0]  </IRQ>
[   28.105777][    C0]  <TASK>
[   28.105778][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   28.105780][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   28.105783][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   28.105785][    C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   28.105787][    C0] RSP: 0018:ffffffff9b407cf8 EFLAGS: 00000296
[   28.105790][    C0] RAX: 00000000000ea0c7 RBX: ffffffff9b41c600 RCX: ffffffff984f0307
[   28.105792][    C0] RDX: ffffffff9b41c600 RSI: ffffffff9b238af6 RDI: ffffffff9ac8d8e0
[   28.105793][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   28.105794][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3680fa2
[   28.105794][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   28.105796][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.105799][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.105801][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   28.105802][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   28.105804][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.105806][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   28.105807][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   28.105810][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.105812][    C0]  do_idle (kernel/sched/idle.c:355)
[   28.105813][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   28.105815][    C0]  rest_init (init/main.c:727)
[   28.105817][    C0]  ? __cpuidle_text_end (??:?)
[   28.105820][    C0]  ? rest_init (init/main.c:727)
[   28.105822][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   28.105826][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   28.105828][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   28.105831][    C0]  start_kernel (init/main.c:1185)
[   28.105833][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   28.105835][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   28.105837][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   28.175184][    C0]
| [   28.175261][    C0]
| [   28.175261][    C0] stack backtrace:
| [   28.175515][    C0] Tainted: [W]=WARN
[   28.175517][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.175518][    C0] Call Trace:
[   28.175520][    C0]  <IRQ>
[   28.175521][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.175525][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   28.175529][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   28.175532][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   28.175534][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   28.175535][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   28.175538][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.175539][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.175548][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.175551][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.175553][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.175560][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   28.175562][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.175568][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   28.175575][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.175582][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   28.175584][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   28.175586][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   28.175589][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.175591][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.175593][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.175595][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   28.175597][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   28.175604][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   28.175606][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.175609][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.175611][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   28.175613][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   28.175615][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.175617][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.175619][    C0]  handle_softirqs (kernel/softirq.c:645)
[   28.175621][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.175623][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   28.175625][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   28.175626][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   28.175628][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   28.175630][    C0]  </IRQ>
[   28.175631][    C0]  <TASK>
[   28.175631][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   28.175633][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   28.175635][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   28.175637][    C0] Code: 48 8b 3d 94 d2 f5 01 e8 1f 00 00 00 48 2b 05 58 93 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 86 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 d2 f5 01 	mov    0x1f5d294(%rip),%rdi        # 0x1f5d29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 93 95 00 	sub    0x959358(%rip),%rax        # 0x95936b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 86 11 00 	verw   0x118613(%rip)        # 0x11863b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   28.175639][    C0] RSP: 0018:ffffffff9b407cf8 EFLAGS: 00000296
[   28.175641][    C0] RAX: 00000000000ea0c7 RBX: ffffffff9b41c600 RCX: ffffffff984f0307
[   28.175643][    C0] RDX: ffffffff9b41c600 RSI: ffffffff9b238af6 RDI: ffffffff9ac8d8e0
[   28.175644][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   28.175645][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3680fa2
[   28.175646][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   28.175647][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.175650][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.175651][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   28.175653][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   28.175654][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   28.175656][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   28.175658][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   28.175660][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.175662][    C0]  do_idle (kernel/sched/idle.c:355)
[   28.175664][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   28.175665][    C0]  rest_init (init/main.c:727)
[   28.175667][    C0]  ? __cpuidle_text_end (??:?)
[   28.175670][    C0]  ? rest_init (init/main.c:727)
[   28.175672][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   28.175676][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   28.175679][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   28.175681][    C0]  start_kernel (init/main.c:1185)
[   28.175683][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   28.175684][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   28.175686][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   32.261854][  T781] softirqs last disabled at (0): 0x0
| [   32.261856][  T781] Preemption disabled at:
| [   32.261857][  T781] 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))
| [   32.261867][  T781] Tainted: [W]=WARN
[   32.261868][  T781] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.261870][  T781] Call Trace:
[   32.261871][  T781]  <TASK>
[   32.261872][  T781]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   32.261877][  T781]  ? 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))
[   32.261879][  T781]  __might_resched.cold (kernel/sched/core.c:9234)
[   32.261883][  T781]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   32.261886][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.261890][  T781]  __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))
[   32.261893][  T781]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   32.261896][  T781]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.261900][  T781]  ? 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)
[   32.261902][  T781]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.261904][  T781]  put_chars (drivers/char/virtio_console.c:1176)
[   32.261906][  T781]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   32.261907][  T781]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   32.261910][  T781]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   32.261912][  T781]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   32.261916][  T781]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   32.261917][  T781]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   32.261919][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.261920][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.261922][  T781]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.261924][  T781]  console_emit_next_record (kernel/printk/printk.c:3183)
[   32.261927][  T781]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   32.261929][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.261930][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.261932][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.261933][  T781]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.261935][  T781]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   32.261937][  T781]  console_flush_one_record (kernel/printk/printk.c:3268)
[   32.261939][  T781]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   32.261942][  T781]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   32.261944][  T781]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.261945][  T781]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   32.261947][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.261949][  T781]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   32.261950][  T781]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   32.261951][  T781]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   32.261953][  T781]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   32.261955][  T781]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   32.261957][  T781]  vprintk_emit (kernel/printk/printk.c:2479)
[   32.261960][  T781]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   32.261962][  T781]  _printk (kernel/printk/printk.c:2504)
[   32.261966][  T781]  ? snapshot_read.cold (user.c:?)
[   32.261968][  T781]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   32.261971][  T781]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   32.261972][  T781]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   32.261974][  T781]  ? netdev_notice (net/core/dev.c:13194)
[   32.261975][  T781]  ? kasan_save_track (mm/kasan/common.c:78)
[   32.261979][  T781]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   32.261980][  T781]  ? __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))
[   32.261982][  T781]  ? 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)
[   32.261985][  T781]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   32.261988][  T781]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[   32.261991][  T781]  dev_uc_add_excl (net/core/dev_addr_lists.c:801)
[   32.261992][  T781]  ndo_dflt_fdb_add (net/core/rtnetlink.c:4740)
[   32.261995][  T781]  ? __nla_parse (lib/nlattr.c:732)
[   32.261998][  T781]  rtnl_fdb_add (net/core/rtnetlink.c:4845)
[   32.261999][  T781]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.262001][  T781]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[   32.262003][  T781]  ? rtnl_fdb_del (net/core/rtnetlink.c:4918 (discriminator 2))
[   32.262004][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.262005][  T781]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   32.262008][  T781]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   32.262010][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.262012][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.262014][  T781]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   32.262017][  T781]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.262019][  T781]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[   32.262021][  T781]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.262022][  T781]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   32.262025][  T781]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   32.262027][  T781]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   32.262030][  T781]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.262031][  T781]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   32.262033][  T781]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.262034][  T781]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   32.262037][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.262038][  T781]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   32.262040][  T781]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.262042][  T781]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.262044][  T781]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[   32.262047][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.262048][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.262050][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.262051][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.262053][  T781]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   32.262055][  T781]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   32.262057][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.262059][  T781]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   32.262061][  T781]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   32.262064][  T781]  ? copy_msghdr_from_user (net/socket.c:2650)
[   32.262065][  T781]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   32.262067][  T781]  ? move_addr_to_kernel (net/socket.c:258)
[   32.262069][  T781]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   32.262072][  T781]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.262074][  T781]  ___sys_sendmsg (net/socket.c:2767)
[   32.262075][  T781]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   32.262078][  T781]  ? copy_msghdr_from_user (net/socket.c:2619)
[   32.262079][  T781]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   32.262084][  T781]  __sys_sendmsg (net/socket.c:2799)
[   32.262086][  T781]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   32.262088][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.262090][  T781]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.262092][  T781]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   32.262095][  T781]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   32.262097][  T781]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.262099][  T781] RIP: 0033:0x7fbcc734054e
[   32.262100][  T781] 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
[   32.262102][  T781] RSP: 002b:00007ffdd09c3480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   32.262106][  T781] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbcc734054e
[   32.262108][  T781] RDX: 0000000000000000 RSI: 00007ffdd09c3530 RDI: 0000000000000005
[   32.262108][  T781] RBP: 00007ffdd09c3490 R08: 0000000000000000 R09: 0000000000000000
[   32.262109][  T781] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9186fb
[   32.262110][  T781] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [   42.830256][ T1271] softirqs last disabled at (0): 0x0
| [   42.830258][ T1271] Preemption disabled at:
| [   42.830258][ T1271] 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))
| [   42.830269][ T1271] Tainted: [W]=WARN
[   42.830270][ T1271] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   42.830272][ T1271] Call Trace:
[   42.830273][ T1271]  <TASK>
[   42.830275][ T1271]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   42.830280][ T1271]  ? 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))
[   42.830281][ T1271]  __might_resched.cold (kernel/sched/core.c:9234)
[   42.830285][ T1271]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   42.830289][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.830293][ T1271]  __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))
[   42.830296][ T1271]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   42.830298][ T1271]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   42.830302][ T1271]  ? 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)
[   42.830304][ T1271]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   42.830305][ T1271]  put_chars (drivers/char/virtio_console.c:1176)
[   42.830307][ T1271]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   42.830309][ T1271]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   42.830312][ T1271]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   42.830315][ T1271]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   42.830317][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.830318][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.830320][ T1271]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.830322][ T1271]  console_emit_next_record (kernel/printk/printk.c:3183)
[   42.830324][ T1271]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   42.830326][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.830328][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.830330][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.830331][ T1271]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.830333][ T1271]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   42.830335][ T1271]  console_flush_one_record (kernel/printk/printk.c:3268)
[   42.830337][ T1271]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   42.830340][ T1271]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   42.830341][ T1271]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.830343][ T1271]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   42.830344][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.830346][ T1271]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   42.830347][ T1271]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   42.830349][ T1271]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   42.830351][ T1271]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   42.830352][ T1271]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   42.830354][ T1271]  vprintk_emit (kernel/printk/printk.c:2479)
[   42.830357][ T1271]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   42.830358][ T1271]  ? kvfree_call_rcu (mm/slab_common.c:2050)
[   42.830361][ T1271]  ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842)
[   42.830362][ T1271]  ? rtnl_fdb_del (net/core/rtnetlink.c:4973)
[   42.830364][ T1271]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[   42.830366][ T1271]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   42.830368][ T1271]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.830369][ T1271]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   42.830371][ T1271]  _printk (kernel/printk/printk.c:2504)
[   42.830374][ T1271]  ? snapshot_read.cold (user.c:?)
[   42.830377][ T1271]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   42.830379][ T1271]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   42.830381][ T1271]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   42.830383][ T1271]  ? netdev_notice (net/core/dev.c:13194)
[   42.830384][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.830386][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.830388][ T1271]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   42.830390][ T1271]  ? 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)
[   42.830391][ T1271]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   42.830393][ T1271]  ? 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)
[   42.830396][ T1271]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[   42.830399][ T1271]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[   42.830401][ T1271]  dev_uc_del (net/core/dev_addr_lists.c:845)
[   42.830408][ T1271]  rtnl_fdb_del (net/core/rtnetlink.c:4973)
[   42.830410][ T1271]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.830411][ T1271]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[   42.830413][ T1271]  ? rtnl_fdb_notify (net/core/rtnetlink.c:992)
[   42.830414][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.830415][ T1271]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   42.830418][ T1271]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   42.830421][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.830422][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.830424][ T1271]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   42.830429][ T1271]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.830431][ T1271]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[   42.830433][ T1271]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.830434][ T1271]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   42.830437][ T1271]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   42.830441][ T1271]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   42.830442][ T1271]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   42.830443][ T1271]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   42.830445][ T1271]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   42.830446][ T1271]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   42.830449][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.830450][ T1271]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   42.830452][ T1271]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   42.830454][ T1271]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   42.830456][ T1271]  ? next_uptodate_folio (mm/filemap.c:3747)
[   42.830459][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.830460][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.830462][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.830464][ T1271]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   42.830466][ T1271]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   42.830467][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.830469][ T1271]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   42.830471][ T1271]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   42.830474][ T1271]  ? copy_msghdr_from_user (net/socket.c:2650)
[   42.830475][ T1271]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   42.830477][ T1271]  ? move_addr_to_kernel (net/socket.c:258)
[   42.830479][ T1271]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[   42.830482][ T1271]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   42.830483][ T1271]  ___sys_sendmsg (net/socket.c:2767)
[   42.830485][ T1271]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[   42.830487][ T1271]  ? copy_msghdr_from_user (net/socket.c:2619)
[   42.830489][ T1271]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[   42.830494][ T1271]  __sys_sendmsg (net/socket.c:2799)
[   42.830496][ T1271]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   42.830498][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.830500][ T1271]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   42.830502][ T1271]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   42.830505][ T1271]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   42.830507][ T1271]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   42.830509][ T1271] RIP: 0033:0x7f49ed8be54e
[   42.830510][ T1271] 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
[   42.830512][ T1271] RSP: 002b:00007fff2736b590 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   42.830516][ T1271] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f49ed8be54e
[   42.830517][ T1271] RDX: 0000000000000000 RSI: 00007fff2736b640 RDI: 0000000000000005
[   42.830518][ T1271] RBP: 00007fff2736b5a0 R08: 0000000000000000 R09: 0000000000000000
[   42.830519][ T1271] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918706
[   42.830519][ T1271] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [   58.756942][    C0] softirqs last disabled at (0): 0x0
| [   58.756945][    C0] Preemption disabled at:
| [   58.756946][    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))
| [   58.756961][    C0] Tainted: [W]=WARN
[   58.756962][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   58.756965][    C0] Call Trace:
[   58.756967][    C0]  <IRQ>
[   58.756969][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   58.756975][    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))
[   58.756978][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   58.756983][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   58.756987][    C0]  ? ip4_addr_string (lib/vsprintf.c:656 lib/vsprintf.c:1519)
[   58.756991][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.756996][    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))
[   58.757000][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   58.757004][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.757009][    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)
[   58.757011][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   58.757014][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   58.757017][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   58.757020][    C0]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   58.757023][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   58.757027][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   58.757031][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   58.757033][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   58.757036][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.757038][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.757041][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.757044][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   58.757047][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   58.757050][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.757052][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.757055][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.757057][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.757060][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   58.757062][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   58.757066][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   58.757070][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   58.757072][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.757074][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   58.757077][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.757079][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.757081][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   58.757083][    C0]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   58.757086][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   58.757089][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   58.757092][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   58.757098][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   58.757100][    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)
[   58.757103][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.757105][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.757108][    C0]  _printk (kernel/printk/printk.c:2504)
[   58.757112][    C0]  ? snapshot_read.cold (user.c:?)
[   58.757114][    C0]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   58.757119][    C0]  ? idr_get_free (??:?)
[   58.757121][    C0]  ? csum_partial (lib/checksum.c:119)
[   58.757125][    C0]  ? skb_pull_rcsum (./include/linux/skbuff.h:4097 (discriminator 1) net/core/skbuff.c:4670 (discriminator 1))
[   58.757128][    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)
[   58.757133][    C0] vxlan_ecn_decapsulate.cold (drivers/net/vxlan/vxlan_core.c:1636 (discriminator 3)) vxlan
[   58.757143][    C0] vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1780) vxlan
[   58.757150][    C0]  ? fib_rules_unregister (net/core/fib_rules.c:189)
[   58.757155][    C0]  ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan
[   58.757162][    C0]  ? csum_partial (lib/checksum.c:119)
[   58.757163][    C0]  ? skb_checksum (net/core/skbuff.c:3543)
[   58.757168][    C0]  ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan
[   58.757173][    C0]  ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2390)
[   58.757177][    C0]  udp_queue_rcv_one_skb (net/ipv4/udp.c:2390)
[   58.757180][    C0]  ? fib_multipath_hash (net/ipv4/route.c:2083)
[   58.757184][    C0]  udp_unicast_rcv_skb (net/ipv4/udp.c:2578)
[   58.757187][    C0]  ? udp_rcv (net/ipv4/udp.c:742 (discriminator 3) net/ipv4/udp.c:2653 (discriminator 3))
[   58.757189][    C0]  udp_rcv (net/ipv4/udp.c:2655)
[   58.757193][    C0]  ? udp_sk_rx_dst_set (net/ipv4/udp.c:2453 (discriminator 1))
[   58.757196][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.757199][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.757202][    C0]  ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207)
[   58.757206][    C0]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   58.757208][    C0]  ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1))
[   58.757211][    C0]  ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262)
[   58.757214][    C0]  ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42))
[   58.757217][    C0]  ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349)
[   58.757219][    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))
[   58.757221][    C0]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   58.757225][    C0]  ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349)
[   58.757228][    C0]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   58.757230][    C0]  ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612)
[   58.757233][    C0]  ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3))
[   58.757237][    C0]  __netif_receive_skb_one_core (net/core/dev.c:6264)
[   58.757240][    C0]  ? trace_pelt_cfs_tp (./include/trace/events/sched.h:833 (discriminator 22))
[   58.757244][    C0]  ? __netif_receive_skb_list_core (net/core/dev.c:6310)
[   58.757247][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.757249][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.757253][    C0]  process_backlog (net/core/dev.c:6728)
[   58.757257][    C0]  __napi_poll (net/core/dev.c:7787)
[   58.757260][    C0]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   58.757264][    C0]  ? __napi_poll (./include/net/gro.h:507)
[   58.757266][    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)
[   58.757269][    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)
[   58.757273][    C0]  ? trace_sched_wakeup (./include/trace/events/sched.h:178 (discriminator 22))
[   58.757277][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.757280][    C0]  handle_softirqs (kernel/softirq.c:645)
[   58.757285][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   58.757287][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.757289][    C0]  ? trace_csd_function_exit (./include/trace/events/csd.h:64 (discriminator 22))
[   58.757293][    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))
[   58.757295][    C0]  do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
[   58.757298][    C0]  </IRQ>
[   58.757299][    C0]  <TASK>
[   58.757300][    C0]  __local_bh_enable_ip (kernel/softirq.c:473)
[   58.757302][    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))
[   58.757305][    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)
[   58.757310][    C0]  ? _copy_from_iter_flushcache (./include/linux/iov_iter.h:112)
[   58.757312][    C0]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   58.757316][    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)
[   58.757319][    C0]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   58.757325][    C0]  packet_snd (net/packet/af_packet.c:3110)
[   58.757331][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.757333][    C0]  ? tpacket_snd (net/packet/af_packet.c:2786 (discriminator 1))
[   58.757336][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.757338][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.757341][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   58.757344][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   58.757346][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   58.757348][    C0]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   58.757353][    C0]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   58.757357][    C0]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   58.757360][    C0]  ? sock_ioctl (net/socket.c:1446)
[   58.757365][    C0]  ? __sys_setsockopt (net/socket.c:2422)
[   58.757369][    C0]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   58.757371][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   58.757373][    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))
[   58.757375][    C0]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   58.757377][    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   58.757380][    C0]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   58.757383][    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   58.757386][    C0] RIP: 0033:0x7ff01589954e
[   58.757389][    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
[   58.757391][    C0] RSP: 002b:00007ffc94351d50 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   58.757396][    C0] RAX: ffffffffffffffda RBX: 0000557890b11b52 RCX: 00007ff01589954e
[   58.757398][    C0] RDX: 0000000000000094 RSI: 0000557890b11b52 RDI: 0000000000000005
[   58.757400][    C0] RBP: 00007ffc94351d60 R08: 00007ffc94351db0 R09: 0000000000000014
[   58.757401][    C0] R10: 0000000000000000 R11: 0000000000000202 R12: 0000557890b11830
[   58.757402][    C0] R13: 0000000000000094 R14: 0000000000000005 R15: 0000557890b11830
| [   92.609740][    C3] softirqs last disabled at (0): 0x0
| [   92.609742][    C3] Preemption disabled at:
| [   92.609743][    C3] __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))
| [   92.609754][    C3] Tainted: [W]=WARN
[   92.609755][    C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   92.609757][    C3] Call Trace:
[   92.609758][    C3]  <IRQ>
[   92.609759][    C3]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   92.609765][    C3]  ? __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))
[   92.609767][    C3]  __might_resched.cold (kernel/sched/core.c:9234)
[   92.609771][    C3]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   92.609774][    C3]  ? ip4_addr_string (lib/vsprintf.c:656 lib/vsprintf.c:1519)
[   92.609777][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.609781][    C3]  __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))
[   92.609785][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   92.609788][    C3]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   92.609791][    C3]  ? 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)
[   92.609793][    C3]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   92.609795][    C3]  put_chars (drivers/char/virtio_console.c:1176)
[   92.609796][    C3]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   92.609798][    C3]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   92.609801][    C3]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   92.609803][    C3]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   92.609807][    C3]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   92.609808][    C3]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   92.609810][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.609811][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.609813][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   92.609815][    C3]  console_emit_next_record (kernel/printk/printk.c:3183)
[   92.609818][    C3]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   92.609820][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.609821][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.609823][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.609825][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   92.609827][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   92.609828][    C3]  console_flush_one_record (kernel/printk/printk.c:3268)
[   92.609831][    C3]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   92.609833][    C3]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   92.609835][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   92.609837][    C3]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   92.609838][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.609840][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   92.609841][    C3]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   92.609843][    C3]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   92.609845][    C3]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   92.609847][    C3]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   92.609849][    C3]  vprintk_emit (kernel/printk/printk.c:2479)
[   92.609854][    C3]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   92.609855][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.609857][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   92.609859][    C3]  _printk (kernel/printk/printk.c:2504)
[   92.609862][    C3]  ? snapshot_read.cold (user.c:?)
[   92.609864][    C3]  ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3))
[   92.609867][    C3]  ? idr_get_free (??:?)
[   92.609869][    C3]  ? csum_partial (lib/checksum.c:119)
[   92.609871][    C3]  ? skb_pull_rcsum (./include/linux/skbuff.h:4097 (discriminator 1) net/core/skbuff.c:4670 (discriminator 1))
[   92.609874][    C3]  ? 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)
[   92.609877][    C3] vxlan_ecn_decapsulate.cold (drivers/net/vxlan/vxlan_core.c:1636 (discriminator 3)) vxlan
[   92.609884][    C3] vxlan_rcv (drivers/net/vxlan/vxlan_core.c:1780) vxlan
[   92.609889][    C3]  ? fib_rules_unregister (net/core/fib_rules.c:189)
[   92.609893][    C3]  ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan
[   92.609896][    C3]  ? csum_partial (lib/checksum.c:119)
[   92.609897][    C3]  ? skb_checksum (net/core/skbuff.c:3543)
[   92.609900][    C3]  ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan
[   92.609903][    C3]  ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2390)
[   92.609906][    C3]  udp_queue_rcv_one_skb (net/ipv4/udp.c:2390)
[   92.609908][    C3]  ? fib_multipath_hash (net/ipv4/route.c:2083)
[   92.609911][    C3]  udp_unicast_rcv_skb (net/ipv4/udp.c:2578)
[   92.609913][    C3]  ? udp_rcv (net/ipv4/udp.c:742 (discriminator 3) net/ipv4/udp.c:2653 (discriminator 3))
[   92.609915][    C3]  udp_rcv (net/ipv4/udp.c:2655)
[   92.609917][    C3]  ? udp_sk_rx_dst_set (net/ipv4/udp.c:2453 (discriminator 1))
[   92.609919][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.609921][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   92.609923][    C3]  ip_protocol_deliver_rcu (net/ipv4/ip_input.c:207)
[   92.609926][    C3]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   92.609927][    C3]  ip_local_deliver_finish (net/ipv4/ip_input.c:241 (discriminator 1))
[   92.609930][    C3]  ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262)
[   92.609932][    C3]  ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42))
[   92.609933][    C3]  ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349)
[   92.609935][    C3]  ? 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))
[   92.609937][    C3]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   92.609939][    C3]  ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349)
[   92.609941][    C3]  ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2))
[   92.609943][    C3]  ip_rcv (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:612)
[   92.609945][    C3]  ? ip_local_deliver (./include/linux/rcupdate.h:878 (discriminator 3))
[   92.609947][    C3]  __netif_receive_skb_one_core (net/core/dev.c:6264)
[   92.609950][    C3]  ? trace_pelt_cfs_tp (./include/trace/events/sched.h:833 (discriminator 22))
[   92.609953][    C3]  ? __netif_receive_skb_list_core (net/core/dev.c:6310)
[   92.609954][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.609956][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.609958][    C3]  process_backlog (net/core/dev.c:6728)
[   92.609961][    C3]  __napi_poll (net/core/dev.c:7787)
[   92.609963][    C3]  net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007)
[   92.609966][    C3]  ? __napi_poll (./include/net/gro.h:507)
[   92.609968][    C3]  ? 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)
[   92.609970][    C3]  ? 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)
[   92.609972][    C3]  ? trace_sched_wakeup (./include/trace/events/sched.h:178 (discriminator 22))
[   92.609975][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.609977][    C3]  handle_softirqs (kernel/softirq.c:645)
[   92.609980][    C3]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   92.609982][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.609983][    C3]  ? trace_csd_function_exit (./include/trace/events/csd.h:64 (discriminator 22))
[   92.609986][    C3]  ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2))
[   92.609988][    C3]  do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
[   92.609989][    C3]  </IRQ>
[   92.609990][    C3]  <TASK>
[   92.609990][    C3]  __local_bh_enable_ip (kernel/softirq.c:473)
[   92.609992][    C3]  __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))
[   92.609994][    C3]  ? _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)
[   92.609998][    C3]  ? _copy_from_iter_flushcache (./include/linux/iov_iter.h:112)
[   92.609999][    C3]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   92.610003][    C3]  ? 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)
[   92.610005][    C3]  ? netdev_core_pick_tx (net/core/dev.c:4784)
[   92.610009][    C3]  packet_snd (net/packet/af_packet.c:3110)
[   92.610013][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   92.610014][    C3]  ? tpacket_snd (net/packet/af_packet.c:2786 (discriminator 1))
[   92.610016][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.610017][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   92.610019][    C3]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   92.610021][    C3]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   92.610022][    C3]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   92.610024][    C3]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   92.610027][    C3]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   92.610030][    C3]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   92.610032][    C3]  ? sock_ioctl (net/socket.c:1446)
[   92.610035][    C3]  ? __sys_setsockopt (net/socket.c:2422)
[   92.610037][    C3]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   92.610039][    C3]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   92.610040][    C3]  ? 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))
[   92.610041][    C3]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   92.610043][    C3]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   92.610045][    C3]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   92.610047][    C3]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   92.610049][    C3] RIP: 0033:0x7f3fce18054e
[   92.610050][    C3] 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
[   92.610052][    C3] RSP: 002b:00007ffe8266db20 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   92.610056][    C3] RAX: ffffffffffffffda RBX: 0000557b0421db52 RCX: 00007f3fce18054e
[   92.610057][    C3] RDX: 0000000000000094 RSI: 0000557b0421db52 RDI: 0000000000000005
[   92.610058][    C3] RBP: 00007ffe8266db30 R08: 00007ffe8266db80 R09: 0000000000000014
[   92.610059][    C3] R10: 0000000000000000 R11: 0000000000000202 R12: 0000557b0421d830
[   92.610060][    C3] R13: 0000000000000094 R14: 0000000000000005 R15: 0000557b0421d830
| [   93.817266][ T2707] softirqs last disabled at (0): 0x0
| [   93.817268][ T2707] Preemption disabled at:
| [   93.817269][ T2707] vprintk_emit (kernel/printk/printk.c:2471)
| [   93.817279][ T2707] Tainted: [W]=WARN
[   93.817280][ T2707] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   93.817282][ T2707] Call Trace:
[   93.817283][ T2707]  <TASK>
[   93.817285][ T2707]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   93.817290][ T2707]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   93.817292][ T2707]  __might_resched.cold (kernel/sched/core.c:9234)
[   93.817295][ T2707]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   93.817299][ T2707]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   93.817302][ T2707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.817305][ T2707]  __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))
[   93.817308][ T2707]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   93.817311][ T2707]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   93.817315][ T2707]  ? 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)
[   93.817316][ T2707]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   93.817318][ T2707]  put_chars (drivers/char/virtio_console.c:1176)
[   93.817320][ T2707]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   93.817322][ T2707]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   93.817324][ T2707]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   93.817328][ T2707]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   93.817329][ T2707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.817331][ T2707]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.817333][ T2707]  console_emit_next_record (kernel/printk/printk.c:3183)
[   93.817335][ T2707]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   93.817337][ T2707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.817339][ T2707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.817341][ T2707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.817342][ T2707]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.817344][ T2707]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   93.817346][ T2707]  console_flush_one_record (kernel/printk/printk.c:3268)
[   93.817348][ T2707]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   93.817351][ T2707]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   93.817352][ T2707]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.817354][ T2707]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   93.817355][ T2707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.817357][ T2707]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   93.817359][ T2707]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   93.817360][ T2707]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   93.817362][ T2707]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   93.817364][ T2707]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   93.817366][ T2707]  vprintk_emit (kernel/printk/printk.c:2479)
[   93.817368][ T2707]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   93.817370][ T2707]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   93.817373][ T2707]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.817375][ T2707]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   93.817376][ T2707]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   93.817379][ T2707]  ? ___sys_sendmsg (net/socket.c:2767)
[   93.817380][ T2707]  ? __sys_sendmsg (net/socket.c:2799)
[   93.817382][ T2707]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   93.817385][ T2707]  _printk (kernel/printk/printk.c:2504)
[   93.817388][ T2707]  ? snapshot_read.cold (user.c:?)
[   93.817390][ T2707]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[   93.817393][ T2707]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[   93.817394][ T2707]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   93.817396][ T2707]  ? netdev_notice (net/core/dev.c:13194)
[   93.817398][ T2707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.817400][ T2707]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[   93.817401][ T2707]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   93.817404][ T2707]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[   93.817405][ T2707]  ? 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)
[   93.817408][ T2707]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[   93.817411][ T2707]  dev_set_allmulti (net/core/dev_api.c:315)
[   93.817413][ T2707] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[   93.817429][ T2707]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   93.817433][ T2707]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   93.817435][ T2707] br_del_if (net/bridge/br_if.c:732) bridge
[   93.817442][ T2707]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[   93.817445][ T2707]  do_set_master (net/core/rtnetlink.c:3055)
[   93.817447][ T2707]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   93.817450][ T2707]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   93.817452][ T2707]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   93.817453][ T2707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.817455][ T2707]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   93.817459][ T2707]  ? kasan_save_stack (mm/kasan/common.c:58)
[   93.817461][ T2707]  ? kasan_save_stack (mm/kasan/common.c:57)
[   93.817463][ T2707]  ? kasan_save_track (mm/kasan/common.c:78)
[   93.817464][ T2707]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   93.817465][ T2707]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   93.817467][ T2707]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   93.817468][ T2707]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   93.817469][ T2707]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   93.817470][ T2707]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.817472][ T2707]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   93.817473][ T2707]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   93.817474][ T2707]  ? ___sys_sendmsg (net/socket.c:2767)
[   93.817476][ T2707]  ? __sys_sendmsg (net/socket.c:2799)
[   93.817477][ T2707]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   93.817478][ T2707]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.817481][ T2707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.817482][ T2707]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.817484][ T2707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.817485][ T2707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.817487][ T2707]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   93.817489][ T2707]  ? __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)
[   93.817491][ T2707]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   93.817493][ T2707]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   93.817494][ T2707]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   93.817495][ T2707]  ? nla_get_range_signed (lib/nlattr.c:270)
[   93.817498][ T2707]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   93.817500][ T2707]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   93.817502][ T2707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.817503][ T2707]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   93.817505][ T2707]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.817506][ T2707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.817508][ T2707]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   93.817510][ T2707]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   93.817512][ T2707]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   93.817513][ T2707]  ? __kernel_text_address (kernel/extable.c:79)
[   93.817514][ T2707]  ? write_profile (profile.c:?)
[   93.817515][ T2707]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   93.817518][ T2707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.817520][ T2707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.817521][ T2707]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   93.817525][ T2707]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.817526][ T2707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.817528][ T2707]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   93.817529][ T2707]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   93.817531][ T2707]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.817532][ T2707]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   93.817534][ T2707]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   93.817536][ T2707]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   93.817538][ T2707]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   93.817539][ T2707]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   93.817540][ T2707]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   93.817542][ T2707]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   93.817544][ T2707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.817546][ T2707]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   93.817548][ T2707]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   93.817550][ T2707]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   93.817551][ T2707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.817553][ T2707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.817555][ T2707]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   93.817556][ T2707]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   93.817558][ T2707]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   93.817560][ T2707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.817562][ T2707]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   93.817564][ T2707]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   93.817565][ T2707]  ? copy_msghdr_from_user (net/socket.c:2650)
[   93.817567][ T2707]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   93.817569][ T2707]  ? move_addr_to_kernel (net/socket.c:258)
[   93.817570][ T2707]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   93.817572][ T2707]  ___sys_sendmsg (net/socket.c:2767)
[   93.817574][ T2707]  ? copy_msghdr_from_user (net/socket.c:2619)
[   93.817579][ T2707]  __sys_sendmsg (net/socket.c:2799)
[   93.817581][ T2707]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   93.817583][ T2707]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   93.817585][ T2707]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   93.817587][ T2707]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   93.817589][ T2707]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   93.817590][ T2707] RIP: 0033:0x7fd1827be54e
[   93.817599][ T2707] 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
[   93.817601][ T2707] RSP: 002b:00007fff12ae1610 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   93.817605][ T2707] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd1827be54e
[   93.817606][ T2707] RDX: 0000000000000000 RSI: 00007fff12ae16c0 RDI: 0000000000000005
[   93.817607][ T2707] RBP: 00007fff12ae1620 R08: 0000000000000000 R09: 0000000000000000
[   93.817608][ T2707] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918738
[   93.817608][ T2707] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff12ae1d80
| [   98.881839][ T2709] softirqs last disabled at (0): 0x0
| [   98.881840][ T2709] Preemption disabled at:
| [   98.881841][ T2709] vprintk_emit (kernel/printk/printk.c:2471)
| [   98.881852][ T2709] Tainted: [W]=WARN
[   98.881853][ T2709] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   98.881855][ T2709] Call Trace:
[   98.881856][ T2709]  <TASK>
[   98.881857][ T2709]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   98.881862][ T2709]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   98.881864][ T2709]  __might_resched.cold (kernel/sched/core.c:9234)
[   98.881868][ T2709]  ? __module_address (kernel/module/main.c:3915)
[   98.881872][ T2709]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   98.881875][ T2709]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[   98.881877][ T2709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.881880][ T2709]  __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))
[   98.881884][ T2709]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   98.881886][ T2709]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   98.881890][ T2709]  ? 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)
[   98.881892][ T2709]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   98.881894][ T2709]  put_chars (drivers/char/virtio_console.c:1176)
[   98.881896][ T2709]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[   98.881897][ T2709]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   98.881898][ T2709]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   98.881901][ T2709]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   98.881904][ T2709]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   98.881906][ T2709]  ? 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)
[   98.881907][ T2709]  ? vsnprintf (lib/vsprintf.c:2900)
[   98.881911][ T2709]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   98.881912][ T2709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.881914][ T2709]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   98.881916][ T2709]  console_emit_next_record (kernel/printk/printk.c:3183)
[   98.881919][ T2709]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   98.881921][ T2709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.881922][ T2709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.881924][ T2709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.881925][ T2709]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   98.881927][ T2709]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   98.881929][ T2709]  console_flush_one_record (kernel/printk/printk.c:3268)
[   98.881932][ T2709]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   98.881935][ T2709]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   98.881936][ T2709]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   98.881938][ T2709]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   98.881939][ T2709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.881941][ T2709]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   98.881942][ T2709]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   98.881944][ T2709]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   98.881946][ T2709]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   98.881948][ T2709]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   98.881950][ T2709]  vprintk_emit (kernel/printk/printk.c:2479)
[   98.881952][ T2709]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   98.881954][ T2709]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   98.881956][ T2709]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   98.881957][ T2709]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   98.881959][ T2709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.881961][ T2709]  _printk (kernel/printk/printk.c:2504)
[   98.881964][ T2709]  ? snapshot_read.cold (user.c:?)
[   98.881966][ T2709]  ? br_multicast_flood (??:?) bridge
[   98.881979][ T2709]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   98.881981][ T2709]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   98.881983][ T2709]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   98.881985][ T2709] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   98.881993][ T2709] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   98.882000][ T2709] new_nbp (net/bridge/br_if.c:449) bridge
[   98.882008][ T2709] br_add_if (net/bridge/br_if.c:592) bridge
[   98.882014][ T2709]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[   98.882018][ T2709]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   98.882020][ T2709]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   98.882022][ T2709]  ? __kernel_text_address (kernel/extable.c:79)
[   98.882024][ T2709]  do_set_master (net/core/rtnetlink.c:3071)
[   98.882026][ T2709]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   98.882028][ T2709]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   98.882029][ T2709]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   98.882031][ T2709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.882032][ T2709]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   98.882036][ T2709]  ? kasan_save_stack (mm/kasan/common.c:58)
[   98.882039][ T2709]  ? kasan_save_stack (mm/kasan/common.c:57)
[   98.882040][ T2709]  ? kasan_save_track (mm/kasan/common.c:78)
[   98.882042][ T2709]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   98.882043][ T2709]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   98.882045][ T2709]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   98.882046][ T2709]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   98.882047][ T2709]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   98.882049][ T2709]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   98.882051][ T2709]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   98.882052][ T2709]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   98.882054][ T2709]  ? ___sys_sendmsg (net/socket.c:2767)
[   98.882056][ T2709]  ? __sys_sendmsg (net/socket.c:2799)
[   98.882058][ T2709]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   98.882060][ T2709]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   98.882062][ T2709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.882064][ T2709]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   98.882065][ T2709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.882067][ T2709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.882068][ T2709]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   98.882072][ T2709]  ? __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)
[   98.882074][ T2709]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   98.882075][ T2709]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   98.882077][ T2709]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   98.882078][ T2709]  ? nla_get_range_signed (lib/nlattr.c:270)
[   98.882080][ T2709]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   98.882082][ T2709]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   98.882084][ T2709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.882086][ T2709]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   98.882087][ T2709]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   98.882088][ T2709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.882090][ T2709]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   98.882092][ T2709]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   98.882094][ T2709]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   98.882095][ T2709]  ? __kernel_text_address (kernel/extable.c:79)
[   98.882096][ T2709]  ? write_profile (profile.c:?)
[   98.882097][ T2709]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   98.882100][ T2709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.882102][ T2709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.882103][ T2709]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   98.882107][ T2709]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   98.882108][ T2709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.882110][ T2709]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   98.882111][ T2709]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   98.882113][ T2709]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.882114][ T2709]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   98.882116][ T2709]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   98.882118][ T2709]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   98.882119][ T2709]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   98.882121][ T2709]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   98.882122][ T2709]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   98.882123][ T2709]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   98.882126][ T2709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.882127][ T2709]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   98.882129][ T2709]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   98.882131][ T2709]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   98.882133][ T2709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.882134][ T2709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.882136][ T2709]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   98.882138][ T2709]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   98.882140][ T2709]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   98.882141][ T2709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.882143][ T2709]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   98.882145][ T2709]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   98.882146][ T2709]  ? copy_msghdr_from_user (net/socket.c:2650)
[   98.882148][ T2709]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   98.882150][ T2709]  ? move_addr_to_kernel (net/socket.c:258)
[   98.882151][ T2709]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   98.882153][ T2709]  ___sys_sendmsg (net/socket.c:2767)
[   98.882155][ T2709]  ? copy_msghdr_from_user (net/socket.c:2619)
[   98.882160][ T2709]  __sys_sendmsg (net/socket.c:2799)
[   98.882162][ T2709]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   98.882164][ T2709]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   98.882166][ T2709]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   98.882168][ T2709]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   98.882170][ T2709]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   98.882171][ T2709] RIP: 0033:0x7ff93ee5c54e
[   98.882173][ T2709] 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
[   98.882175][ T2709] RSP: 002b:00007ffd03f436a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   98.882179][ T2709] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff93ee5c54e
[   98.882180][ T2709] RDX: 0000000000000000 RSI: 00007ffd03f43750 RDI: 0000000000000005
[   98.882181][ T2709] RBP: 00007ffd03f436b0 R08: 0000000000000000 R09: 0000000000000000
[   98.882182][ T2709] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91873d
[   98.882183][ T2709] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd03f43e10
| [  115.339919][ T3080] softirqs last disabled at (0): 0x0
| [  115.339920][ T3080] Preemption disabled at:
| [  115.339921][ T3080] 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))
| [  115.339932][ T3080] Tainted: [W]=WARN
[  115.339933][ T3080] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  115.339935][ T3080] Call Trace:
[  115.339936][ T3080]  <TASK>
[  115.339937][ T3080]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  115.339943][ T3080]  ? 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))
[  115.339944][ T3080]  __might_resched.cold (kernel/sched/core.c:9234)
[  115.339948][ T3080]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  115.339951][ T3080]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.339955][ T3080]  __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))
[  115.339958][ T3080]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  115.339961][ T3080]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  115.339964][ T3080]  ? 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)
[  115.339966][ T3080]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  115.339968][ T3080]  put_chars (drivers/char/virtio_console.c:1176)
[  115.339970][ T3080]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  115.339971][ T3080]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  115.339975][ T3080]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  115.339977][ T3080]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  115.339980][ T3080]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  115.339981][ T3080]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  115.339983][ T3080]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.339984][ T3080]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.339986][ T3080]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  115.339988][ T3080]  console_emit_next_record (kernel/printk/printk.c:3183)
[  115.339991][ T3080]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  115.339993][ T3080]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.339994][ T3080]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.339996][ T3080]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.339997][ T3080]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  115.339999][ T3080]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  115.340001][ T3080]  console_flush_one_record (kernel/printk/printk.c:3268)
[  115.340003][ T3080]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  115.340006][ T3080]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  115.340008][ T3080]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  115.340009][ T3080]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  115.340011][ T3080]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.340012][ T3080]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  115.340014][ T3080]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  115.340015][ T3080]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  115.340017][ T3080]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  115.340019][ T3080]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  115.340021][ T3080]  vprintk_emit (kernel/printk/printk.c:2479)
[  115.340023][ T3080]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  115.340026][ T3080]  _printk (kernel/printk/printk.c:2504)
[  115.340029][ T3080]  ? snapshot_read.cold (user.c:?)
[  115.340032][ T3080]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  115.340034][ T3080]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  115.340036][ T3080]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  115.340038][ T3080]  ? netdev_notice (net/core/dev.c:13194)
[  115.340039][ T3080]  ? kasan_save_track (mm/kasan/common.c:78)
[  115.340043][ T3080]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  115.340044][ T3080]  ? __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))
[  115.340046][ T3080]  ? 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)
[  115.340049][ T3080]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  115.340052][ T3080]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  115.340055][ T3080]  dev_uc_add_excl (net/core/dev_addr_lists.c:801)
[  115.340056][ T3080]  ndo_dflt_fdb_add (net/core/rtnetlink.c:4740)
[  115.340059][ T3080]  ? __nla_parse (lib/nlattr.c:732)
[  115.340062][ T3080]  rtnl_fdb_add (net/core/rtnetlink.c:4845)
[  115.340063][ T3080]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  115.340065][ T3080]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  115.340066][ T3080]  ? rtnl_fdb_del (net/core/rtnetlink.c:4918 (discriminator 2))
[  115.340067][ T3080]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.340069][ T3080]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  115.340072][ T3080]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  115.340074][ T3080]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.340076][ T3080]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.340077][ T3080]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  115.340081][ T3080]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  115.340083][ T3080]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  115.340084][ T3080]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.340086][ T3080]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  115.340088][ T3080]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  115.340091][ T3080]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  115.340094][ T3080]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  115.340095][ T3080]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  115.340096][ T3080]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  115.340098][ T3080]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  115.340100][ T3080]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.340102][ T3080]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  115.340104][ T3080]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  115.340106][ T3080]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  115.340107][ T3080]  ? percpu_counter_add_batch (lib/percpu_counter.c:101 (discriminator 3) lib/percpu_counter.c:93 (discriminator 3))
[  115.340110][ T3080]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.340112][ T3080]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.340113][ T3080]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.340115][ T3080]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.340117][ T3080]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  115.340119][ T3080]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  115.340121][ T3080]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.340123][ T3080]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  115.340124][ T3080]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  115.340127][ T3080]  ? copy_msghdr_from_user (net/socket.c:2650)
[  115.340129][ T3080]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  115.340130][ T3080]  ? move_addr_to_kernel (net/socket.c:258)
[  115.340132][ T3080]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  115.340136][ T3080]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  115.340138][ T3080]  ___sys_sendmsg (net/socket.c:2767)
[  115.340139][ T3080]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  115.340141][ T3080]  ? copy_msghdr_from_user (net/socket.c:2619)
[  115.340143][ T3080]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  115.340148][ T3080]  __sys_sendmsg (net/socket.c:2799)
[  115.340150][ T3080]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  115.340152][ T3080]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.340154][ T3080]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  115.340156][ T3080]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  115.340159][ T3080]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  115.340161][ T3080]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  115.340162][ T3080] RIP: 0033:0x7fa6ba8d054e
[  115.340164][ T3080] 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
[  115.340166][ T3080] RSP: 002b:00007fff56377b30 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  115.340170][ T3080] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa6ba8d054e
[  115.340171][ T3080] RDX: 0000000000000000 RSI: 00007fff56377be0 RDI: 0000000000000005
[  115.340172][ T3080] RBP: 00007fff56377b40 R08: 0000000000000000 R09: 0000000000000000
[  115.340173][ T3080] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91874e
[  115.340174][ T3080] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  126.013021][ T3569] softirqs last disabled at (0): 0x0
| [  126.013023][ T3569] Preemption disabled at:
| [  126.013024][ T3569] 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))
| [  126.013038][ T3569] Tainted: [W]=WARN
[  126.013039][ T3569] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  126.013041][ T3569] Call Trace:
[  126.013043][ T3569]  <TASK>
[  126.013045][ T3569]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  126.013052][ T3569]  ? 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))
[  126.013054][ T3569]  __might_resched.cold (kernel/sched/core.c:9234)
[  126.013059][ T3569]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  126.013063][ T3569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.013068][ T3569]  __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))
[  126.013072][ T3569]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  126.013076][ T3569]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  126.013081][ T3569]  ? 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)
[  126.013083][ T3569]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  126.013086][ T3569]  put_chars (drivers/char/virtio_console.c:1176)
[  126.013089][ T3569]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  126.013092][ T3569]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  126.013097][ T3569]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  126.013101][ T3569]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  126.013104][ T3569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.013106][ T3569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.013109][ T3569]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  126.013112][ T3569]  console_emit_next_record (kernel/printk/printk.c:3183)
[  126.013116][ T3569]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  126.013119][ T3569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.013121][ T3569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.013123][ T3569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.013126][ T3569]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  126.013129][ T3569]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  126.013131][ T3569]  console_flush_one_record (kernel/printk/printk.c:3268)
[  126.013135][ T3569]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  126.013139][ T3569]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  126.013141][ T3569]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  126.013143][ T3569]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  126.013146][ T3569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.013148][ T3569]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  126.013150][ T3569]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  126.013153][ T3569]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  126.013156][ T3569]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  126.013158][ T3569]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  126.013161][ T3569]  vprintk_emit (kernel/printk/printk.c:2479)
[  126.013165][ T3569]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  126.013167][ T3569]  ? kvfree_call_rcu (mm/slab_common.c:2050)
[  126.013171][ T3569]  ? dev_uc_del (net/core/dev_addr_lists.c:202 net/core/dev_addr_lists.c:209 net/core/dev_addr_lists.c:842)
[  126.013173][ T3569]  ? rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  126.013176][ T3569]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  126.013178][ T3569]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  126.013181][ T3569]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  126.013183][ T3569]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  126.013186][ T3569]  _printk (kernel/printk/printk.c:2504)
[  126.013190][ T3569]  ? snapshot_read.cold (user.c:?)
[  126.013193][ T3569]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  126.013197][ T3569]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  126.013200][ T3569]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  126.013202][ T3569]  ? netdev_notice (net/core/dev.c:13194)
[  126.013205][ T3569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.013208][ T3569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.013210][ T3569]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  126.013213][ T3569]  ? 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)
[  126.013216][ T3569]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  126.013218][ T3569]  ? 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)
[  126.013222][ T3569]  __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3))
[  126.013226][ T3569]  __dev_set_rx_mode (net/core/dev_addr_lists.c:1384)
[  126.013230][ T3569]  dev_uc_del (net/core/dev_addr_lists.c:845)
[  126.013233][ T3569]  rtnl_fdb_del (net/core/rtnetlink.c:4973)
[  126.013235][ T3569]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  126.013238][ T3569]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:80 net/core/rtnetlink.c:7138)
[  126.013240][ T3569]  ? rtnl_fdb_notify (net/core/rtnetlink.c:992)
[  126.013242][ T3569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.013244][ T3569]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  126.013249][ T3569]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  126.013252][ T3569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.013255][ T3569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.013257][ T3569]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  126.013262][ T3569]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  126.013265][ T3569]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7141)
[  126.013268][ T3569]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.013270][ T3569]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  126.013273][ T3569]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  126.013278][ T3569]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  126.013281][ T3569]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  126.013283][ T3569]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  126.013285][ T3569]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  126.013287][ T3569]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  126.013291][ T3569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.013294][ T3569]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  126.013297][ T3569]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  126.013300][ T3569]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  126.013302][ T3569]  ? next_uptodate_folio (mm/filemap.c:3747)
[  126.013306][ T3569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.013308][ T3569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.013311][ T3569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.013314][ T3569]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  126.013317][ T3569]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  126.013320][ T3569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.013322][ T3569]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  126.013325][ T3569]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  126.013329][ T3569]  ? copy_msghdr_from_user (net/socket.c:2650)
[  126.013332][ T3569]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  126.013334][ T3569]  ? move_addr_to_kernel (net/socket.c:258)
[  126.013338][ T3569]  ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961)
[  126.013341][ T3569]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  126.013344][ T3569]  ___sys_sendmsg (net/socket.c:2767)
[  126.013346][ T3569]  ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700)
[  126.013350][ T3569]  ? copy_msghdr_from_user (net/socket.c:2619)
[  126.013352][ T3569]  ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6))
[  126.013360][ T3569]  __sys_sendmsg (net/socket.c:2799)
[  126.013363][ T3569]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  126.013367][ T3569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.013369][ T3569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  126.013372][ T3569]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  126.013376][ T3569]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  126.013379][ T3569]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  126.013381][ T3569] RIP: 0033:0x7f7d4a03254e
[  126.013384][ T3569] 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
[  126.013387][ T3569] RSP: 002b:00007ffeb0a0ef50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  126.013392][ T3569] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7d4a03254e
[  126.013394][ T3569] RDX: 0000000000000000 RSI: 00007ffeb0a0f000 RDI: 0000000000000005
[  126.013395][ T3569] RBP: 00007ffeb0a0ef60 R08: 0000000000000000 R09: 0000000000000000
[  126.013396][ T3569] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918759
[  126.013398][ T3569] R13: 0000000000425380 R14: 0000000000000000 R15: 0000000000000000
| [  131.404475][ T3593] softirqs last disabled at (0): 0x0
| [  131.404478][ T3593] Preemption disabled at:
| [  131.404479][ T3593] vprintk_emit (kernel/printk/printk.c:2471)
| [  131.404493][ T3593] Tainted: [W]=WARN
[  131.404495][ T3593] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  131.404497][ T3593] Call Trace:
[  131.404499][ T3593]  <TASK>
[  131.404501][ T3593]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  131.404507][ T3593]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  131.404510][ T3593]  __might_resched.cold (kernel/sched/core.c:9234)
[  131.404515][ T3593]  ? __module_address (kernel/module/main.c:3915)
[  131.404519][ T3593]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  131.404523][ T3593]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  131.404526][ T3593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.404530][ T3593]  __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))
[  131.404535][ T3593]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  131.404538][ T3593]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  131.404543][ T3593]  ? 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)
[  131.404545][ T3593]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  131.404548][ T3593]  put_chars (drivers/char/virtio_console.c:1176)
[  131.404551][ T3593]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  131.404553][ T3593]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  131.404556][ T3593]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  131.404559][ T3593]  ? kvm_clock_get_cycles (./arch/x86/include/asm/kvmclock.h:11 (discriminator 6) arch/x86/kernel/kvmclock.c:80 (discriminator 6) arch/x86/kernel/kvmclock.c:87 (discriminator 6))
[  131.404562][ T3593]  ? ktime_get (kernel/time/timekeeping.c:304 kernel/time/timekeeping.c:482 kernel/time/timekeeping.c:1004)
[  131.404566][ T3593]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  131.404571][ T3593]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  131.404573][ T3593]  ? 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)
[  131.404575][ T3593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.404578][ T3593]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  131.404580][ T3593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.404583][ T3593]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  131.404586][ T3593]  console_emit_next_record (kernel/printk/printk.c:3183)
[  131.404590][ T3593]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  131.404593][ T3593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.404596][ T3593]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  131.404599][ T3593]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  131.404602][ T3593]  console_flush_one_record (kernel/printk/printk.c:3268)
[  131.404605][ T3593]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  131.404610][ T3593]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  131.404612][ T3593]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  131.404614][ T3593]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  131.404617][ T3593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.404619][ T3593]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  131.404621][ T3593]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  131.404624][ T3593]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  131.404627][ T3593]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  131.404630][ T3593]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  131.404633][ T3593]  vprintk_emit (kernel/printk/printk.c:2479)
[  131.404636][ T3593]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  131.404639][ T3593]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  131.404641][ T3593]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  131.404644][ T3593]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  131.404646][ T3593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.404649][ T3593]  _printk (kernel/printk/printk.c:2504)
[  131.404653][ T3593]  ? snapshot_read.cold (user.c:?)
[  131.404657][ T3593]  ? br_multicast_flood (??:?) bridge
[  131.404674][ T3593]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  131.404678][ T3593]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  131.404679][ T3593]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  131.404683][ T3593] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  131.404697][ T3593] br_init_port (net/bridge/br_stp_if.c:39) bridge
[  131.404710][ T3593] new_nbp (net/bridge/br_if.c:449) bridge
[  131.404725][ T3593] br_add_if (net/bridge/br_if.c:592) bridge
[  131.404741][ T3593]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[  131.404745][ T3593]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  131.404748][ T3593]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  131.404751][ T3593]  ? __kernel_text_address (kernel/extable.c:79)
[  131.404754][ T3593]  do_set_master (net/core/rtnetlink.c:3071)
[  131.404759][ T3593]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  131.404761][ T3593]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  131.404764][ T3593]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  131.404766][ T3593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.404768][ T3593]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  131.404773][ T3593]  ? kasan_save_stack (mm/kasan/common.c:58)
[  131.404777][ T3593]  ? kasan_save_stack (mm/kasan/common.c:57)
[  131.404779][ T3593]  ? kasan_save_track (mm/kasan/common.c:78)
[  131.404781][ T3593]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  131.404783][ T3593]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  131.404786][ T3593]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  131.404787][ T3593]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  131.404789][ T3593]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  131.404793][ T3593]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  131.404795][ T3593]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  131.404797][ T3593]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  131.404800][ T3593]  ? ___sys_sendmsg (net/socket.c:2767)
[  131.404802][ T3593]  ? __sys_sendmsg (net/socket.c:2799)
[  131.404805][ T3593]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  131.404809][ T3593]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  131.404812][ T3593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.404815][ T3593]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  131.404817][ T3593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.404820][ T3593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.404822][ T3593]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  131.404826][ T3593]  ? __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)
[  131.404829][ T3593]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  131.404832][ T3593]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  131.404834][ T3593]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  131.404836][ T3593]  ? nla_get_range_signed (lib/nlattr.c:270)
[  131.404840][ T3593]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  131.404843][ T3593]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  131.404847][ T3593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.404850][ T3593]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  131.404852][ T3593]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  131.404854][ T3593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.404857][ T3593]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  131.404859][ T3593]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  131.404862][ T3593]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  131.404864][ T3593]  ? __kernel_text_address (kernel/extable.c:79)
[  131.404866][ T3593]  ? write_profile (profile.c:?)
[  131.404868][ T3593]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  131.404871][ T3593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.404873][ T3593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.404875][ T3593]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  131.404880][ T3593]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  131.404882][ T3593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.404885][ T3593]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  131.404887][ T3593]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  131.404890][ T3593]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  131.404892][ T3593]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  131.404894][ T3593]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  131.404897][ T3593]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  131.404900][ T3593]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  131.404902][ T3593]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  131.404904][ T3593]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  131.404906][ T3593]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  131.404910][ T3593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.404913][ T3593]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  131.404916][ T3593]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  131.404919][ T3593]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  131.404922][ T3593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.404924][ T3593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.404927][ T3593]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  131.404930][ T3593]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  131.404934][ T3593]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  131.404937][ T3593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.404940][ T3593]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  131.404942][ T3593]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  131.404945][ T3593]  ? copy_msghdr_from_user (net/socket.c:2650)
[  131.404948][ T3593]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  131.404950][ T3593]  ? move_addr_to_kernel (net/socket.c:258)
[  131.404952][ T3593]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  131.404957][ T3593]  ___sys_sendmsg (net/socket.c:2767)
[  131.404960][ T3593]  ? copy_msghdr_from_user (net/socket.c:2619)
[  131.404968][ T3593]  __sys_sendmsg (net/socket.c:2799)
[  131.404971][ T3593]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  131.404975][ T3593]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  131.404979][ T3593]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  131.404981][ T3593]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  131.404984][ T3593]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  131.404987][ T3593] RIP: 0033:0x7f2ed792054e
[  131.404990][ T3593] 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
[  131.404993][ T3593] RSP: 002b:00007ffcc6de93a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  131.404998][ T3593] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f2ed792054e
[  131.405000][ T3593] RDX: 0000000000000000 RSI: 00007ffcc6de9450 RDI: 0000000000000005
[  131.405001][ T3593] RBP: 00007ffcc6de93b0 R08: 0000000000000000 R09: 0000000000000000
[  131.405003][ T3593] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91875d
[  131.405004][ T3593] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcc6de9b10
| [  221.465947][ T4503] softirqs last disabled at (0): 0x0
| [  221.465948][ T4503] Preemption disabled at:
| [  221.465949][ T4503] vprintk_emit (kernel/printk/printk.c:2471)
| [  221.465961][ T4503] Tainted: [W]=WARN
[  221.465962][ T4503] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  221.465963][ T4503] Call Trace:
[  221.465965][ T4503]  <TASK>
[  221.465966][ T4503]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  221.465971][ T4503]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  221.465973][ T4503]  __might_resched.cold (kernel/sched/core.c:9234)
[  221.465977][ T4503]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  221.465980][ T4503]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[  221.465983][ T4503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  221.465986][ T4503]  __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))
[  221.465989][ T4503]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  221.465992][ T4503]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  221.465996][ T4503]  ? 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)
[  221.465997][ T4503]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  221.465999][ T4503]  put_chars (drivers/char/virtio_console.c:1176)
[  221.466002][ T4503]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  221.466003][ T4503]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  221.466006][ T4503]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  221.466009][ T4503]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  221.466010][ T4503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  221.466012][ T4503]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  221.466014][ T4503]  console_emit_next_record (kernel/printk/printk.c:3183)
[  221.466017][ T4503]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  221.466019][ T4503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  221.466020][ T4503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  221.466022][ T4503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  221.466023][ T4503]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  221.466025][ T4503]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  221.466027][ T4503]  console_flush_one_record (kernel/printk/printk.c:3268)
[  221.466029][ T4503]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  221.466032][ T4503]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  221.466033][ T4503]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  221.466035][ T4503]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  221.466037][ T4503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  221.466038][ T4503]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  221.466039][ T4503]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  221.466041][ T4503]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  221.466043][ T4503]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  221.466045][ T4503]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  221.466047][ T4503]  vprintk_emit (kernel/printk/printk.c:2479)
[  221.466049][ T4503]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  221.466051][ T4503]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  221.466054][ T4503]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  221.466062][ T4503]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  221.466064][ T4503]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  221.466066][ T4503]  ? ___sys_sendmsg (net/socket.c:2767)
[  221.466068][ T4503]  ? __sys_sendmsg (net/socket.c:2799)
[  221.466070][ T4503]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  221.466073][ T4503]  _printk (kernel/printk/printk.c:2504)
[  221.466076][ T4503]  ? snapshot_read.cold (user.c:?)
[  221.466078][ T4503]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  221.466081][ T4503]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  221.466083][ T4503]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  221.466084][ T4503]  ? netdev_notice (net/core/dev.c:13194)
[  221.466086][ T4503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  221.466088][ T4503]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  221.466090][ T4503]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  221.466092][ T4503]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  221.466093][ T4503]  ? 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)
[  221.466096][ T4503]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  221.466099][ T4503]  dev_set_allmulti (net/core/dev_api.c:315)
[  221.466102][ T4503] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[  221.466114][ T4503]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  221.466117][ T4503]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  221.466120][ T4503] br_del_if (net/bridge/br_if.c:732) bridge
[  221.466127][ T4503]  ? rtnl_is_locked (net/core/rtnetlink.c:169)
[  221.466129][ T4503]  do_set_master (net/core/rtnetlink.c:3055)
[  221.466132][ T4503]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  221.466134][ T4503]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  221.466136][ T4503]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  221.466138][ T4503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  221.466139][ T4503]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  221.466144][ T4503]  ? kasan_save_stack (mm/kasan/common.c:58)
[  221.466147][ T4503]  ? kasan_save_stack (mm/kasan/common.c:57)
[  221.466149][ T4503]  ? kasan_save_track (mm/kasan/common.c:78)
[  221.466151][ T4503]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  221.466154][ T4503]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  221.466156][ T4503]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  221.466158][ T4503]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  221.466159][ T4503]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  221.466161][ T4503]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  221.466164][ T4503]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  221.466166][ T4503]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  221.466168][ T4503]  ? ___sys_sendmsg (net/socket.c:2767)
[  221.466170][ T4503]  ? __sys_sendmsg (net/socket.c:2799)
[  221.466171][ T4503]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  221.466172][ T4503]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  221.466175][ T4503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  221.466177][ T4503]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  221.466178][ T4503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  221.466180][ T4503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  221.466182][ T4503]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  221.466184][ T4503]  ? __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)
[  221.466186][ T4503]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  221.466187][ T4503]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  221.466189][ T4503]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  221.466190][ T4503]  ? nla_get_range_signed (lib/nlattr.c:270)
[  221.466192][ T4503]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  221.466194][ T4503]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  221.466197][ T4503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  221.466199][ T4503]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  221.466200][ T4503]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  221.466201][ T4503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  221.466203][ T4503]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  221.466205][ T4503]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  221.466207][ T4503]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  221.466208][ T4503]  ? __kernel_text_address (kernel/extable.c:79)
[  221.466209][ T4503]  ? write_profile (profile.c:?)
[  221.466210][ T4503]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  221.466213][ T4503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  221.466214][ T4503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  221.466216][ T4503]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  221.466219][ T4503]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  221.466220][ T4503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  221.466222][ T4503]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  221.466224][ T4503]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  221.466225][ T4503]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  221.466226][ T4503]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  221.466228][ T4503]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  221.466230][ T4503]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  221.466232][ T4503]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  221.466233][ T4503]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  221.466234][ T4503]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  221.466236][ T4503]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  221.466239][ T4503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  221.466241][ T4503]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  221.466243][ T4503]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  221.466245][ T4503]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  221.466246][ T4503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  221.466248][ T4503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  221.466250][ T4503]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  221.466251][ T4503]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  221.466253][ T4503]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  221.466255][ T4503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  221.466257][ T4503]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  221.466259][ T4503]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  221.466260][ T4503]  ? copy_msghdr_from_user (net/socket.c:2650)
[  221.466262][ T4503]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  221.466263][ T4503]  ? move_addr_to_kernel (net/socket.c:258)
[  221.466265][ T4503]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  221.466267][ T4503]  ___sys_sendmsg (net/socket.c:2767)
[  221.466269][ T4503]  ? copy_msghdr_from_user (net/socket.c:2619)
[  221.466274][ T4503]  __sys_sendmsg (net/socket.c:2799)
[  221.466275][ T4503]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  221.466278][ T4503]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  221.466280][ T4503]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  221.466281][ T4503]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  221.466284][ T4503]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  221.466285][ T4503] RIP: 0033:0x7f81a11f054e
[  221.466287][ T4503] 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
[  221.466289][ T4503] RSP: 002b:00007ffe8293ed20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  221.466293][ T4503] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f81a11f054e
[  221.466294][ T4503] RDX: 0000000000000000 RSI: 00007ffe8293edd0 RDI: 0000000000000005
[  221.466295][ T4503] RBP: 00007ffe8293ed30 R08: 0000000000000000 R09: 0000000000000000
[  221.466296][ T4503] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9187b7
[  221.466297][ T4503] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe8293f490
| [  226.530996][ T4505] softirqs last disabled at (0): 0x0
| [  226.530998][ T4505] Preemption disabled at:
| [  226.530999][ T4505] vprintk_emit (kernel/printk/printk.c:2471)
| [  226.531010][ T4505] Tainted: [W]=WARN
[  226.531010][ T4505] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  226.531012][ T4505] Call Trace:
[  226.531013][ T4505]  <TASK>
[  226.531014][ T4505]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  226.531019][ T4505]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  226.531021][ T4505]  __might_resched.cold (kernel/sched/core.c:9234)
[  226.531025][ T4505]  ? __module_address (kernel/module/main.c:3915)
[  226.531028][ T4505]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  226.531031][ T4505]  ? prb_next_reserve_seq (kernel/printk/printk_ringbuffer.c:2128)
[  226.531033][ T4505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  226.531036][ T4505]  __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))
[  226.531040][ T4505]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  226.531042][ T4505]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  226.531046][ T4505]  ? 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)
[  226.531048][ T4505]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  226.531050][ T4505]  put_chars (drivers/char/virtio_console.c:1176)
[  226.531051][ T4505]  ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842)
[  226.531053][ T4505]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  226.531054][ T4505]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[  226.531057][ T4505]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  226.531060][ T4505]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  226.531062][ T4505]  ? 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)
[  226.531063][ T4505]  ? vsnprintf (lib/vsprintf.c:2900)
[  226.531066][ T4505]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  226.531068][ T4505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  226.531070][ T4505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  226.531072][ T4505]  console_emit_next_record (kernel/printk/printk.c:3183)
[  226.531081][ T4505]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  226.531082][ T4505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  226.531084][ T4505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  226.531086][ T4505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  226.531087][ T4505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  226.531089][ T4505]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  226.531091][ T4505]  console_flush_one_record (kernel/printk/printk.c:3268)
[  226.531093][ T4505]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  226.531096][ T4505]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  226.531098][ T4505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  226.531099][ T4505]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  226.531101][ T4505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  226.531102][ T4505]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  226.531104][ T4505]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  226.531105][ T4505]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  226.531107][ T4505]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  226.531109][ T4505]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  226.531111][ T4505]  vprintk_emit (kernel/printk/printk.c:2479)
[  226.531114][ T4505]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  226.531115][ T4505]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  226.531117][ T4505]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  226.531119][ T4505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  226.531120][ T4505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  226.531122][ T4505]  _printk (kernel/printk/printk.c:2504)
[  226.531125][ T4505]  ? snapshot_read.cold (user.c:?)
[  226.531127][ T4505]  ? br_multicast_flood (??:?) bridge
[  226.531140][ T4505]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  226.531142][ T4505]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[  226.531143][ T4505]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  226.531145][ T4505] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[  226.531154][ T4505] br_init_port (net/bridge/br_stp_if.c:39) bridge
[  226.531161][ T4505] new_nbp (net/bridge/br_if.c:449) bridge
[  226.531169][ T4505] br_add_if (net/bridge/br_if.c:592) bridge
[  226.531176][ T4505]  ? bpf_address_lookup (kernel/bpf/core.c:730)
[  226.531179][ T4505]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  226.531181][ T4505]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  226.531183][ T4505]  ? __kernel_text_address (kernel/extable.c:79)
[  226.531185][ T4505]  do_set_master (net/core/rtnetlink.c:3071)
[  226.531188][ T4505]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[  226.531189][ T4505]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[  226.531191][ T4505]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[  226.531192][ T4505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  226.531194][ T4505]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  226.531197][ T4505]  ? kasan_save_stack (mm/kasan/common.c:58)
[  226.531200][ T4505]  ? kasan_save_stack (mm/kasan/common.c:57)
[  226.531201][ T4505]  ? kasan_save_track (mm/kasan/common.c:78)
[  226.531203][ T4505]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[  226.531204][ T4505]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[  226.531206][ T4505]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[  226.531207][ T4505]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  226.531208][ T4505]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  226.531210][ T4505]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  226.531212][ T4505]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  226.531213][ T4505]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  226.531215][ T4505]  ? ___sys_sendmsg (net/socket.c:2767)
[  226.531217][ T4505]  ? __sys_sendmsg (net/socket.c:2799)
[  226.531218][ T4505]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  226.531220][ T4505]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  226.531223][ T4505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  226.531224][ T4505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  226.531226][ T4505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  226.531227][ T4505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  226.531229][ T4505]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[  226.531232][ T4505]  ? __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)
[  226.531235][ T4505]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[  226.531236][ T4505]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[  226.531238][ T4505]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[  226.531239][ T4505]  ? nla_get_range_signed (lib/nlattr.c:270)
[  226.531242][ T4505]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[  226.531244][ T4505]  rtnl_newlink (net/core/rtnetlink.c:4215)
[  226.531246][ T4505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  226.531247][ T4505]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  226.531248][ T4505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  226.531250][ T4505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  226.531252][ T4505]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[  226.531253][ T4505]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[  226.531255][ T4505]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[  226.531256][ T4505]  ? __kernel_text_address (kernel/extable.c:79)
[  226.531258][ T4505]  ? write_profile (profile.c:?)
[  226.531259][ T4505]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[  226.531261][ T4505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  226.531263][ T4505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  226.531264][ T4505]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[  226.531268][ T4505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  226.531269][ T4505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  226.531271][ T4505]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[  226.531272][ T4505]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[  226.531274][ T4505]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  226.531275][ T4505]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  226.531276][ T4505]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[  226.531279][ T4505]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[  226.531280][ T4505]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[  226.531281][ T4505]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  226.531283][ T4505]  ? netlink_ack (./include/linux/skbuff.h:2718)
[  226.531284][ T4505]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[  226.531287][ T4505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  226.531288][ T4505]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  226.531290][ T4505]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[  226.531292][ T4505]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[  226.531294][ T4505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  226.531295][ T4505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  226.531297][ T4505]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  226.531299][ T4505]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[  226.531301][ T4505]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[  226.531303][ T4505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  226.531304][ T4505]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  226.531306][ T4505]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[  226.531308][ T4505]  ? copy_msghdr_from_user (net/socket.c:2650)
[  226.531309][ T4505]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[  226.531311][ T4505]  ? move_addr_to_kernel (net/socket.c:258)
[  226.531312][ T4505]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[  226.531314][ T4505]  ___sys_sendmsg (net/socket.c:2767)
[  226.531316][ T4505]  ? copy_msghdr_from_user (net/socket.c:2619)
[  226.531321][ T4505]  __sys_sendmsg (net/socket.c:2799)
[  226.531323][ T4505]  ? __sys_sendmsg_sock (net/socket.c:2780)
[  226.531325][ T4505]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  226.531327][ T4505]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[  226.531329][ T4505]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[  226.531331][ T4505]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[  226.531332][ T4505] RIP: 0033:0x7f9c1901054e
[  226.531334][ T4505] 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
[  226.531336][ T4505] RSP: 002b:00007ffc4f2502e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[  226.531340][ T4505] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f9c1901054e
[  226.531341][ T4505] RDX: 0000000000000000 RSI: 00007ffc4f250390 RDI: 0000000000000005
[  226.531342][ T4505] RBP: 00007ffc4f2502f0 R08: 0000000000000000 R09: 0000000000000000
[  226.531343][ T4505] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9187bc
[  226.531344][ T4505] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc4f250a50
| [  232.774322][   T12] softirqs last disabled at (27093): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [  232.774324][   T12] Preemption disabled at:
| [  232.774324][   T12] vprintk_emit (kernel/printk/printk.c:2471)
| [  232.774336][   T12] Tainted: [W]=WARN
[  232.774337][   T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[  232.774339][   T12] Workqueue: netns cleanup_net
[  232.774344][   T12] Call Trace:
[  232.774346][   T12]  <TASK>
[  232.774347][   T12]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[  232.774353][   T12]  ? vprintk_emit (kernel/printk/printk.c:2471)
[  232.774355][   T12]  __might_resched.cold (kernel/sched/core.c:9234)
[  232.774359][   T12]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[  232.774362][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  232.774366][   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))
[  232.774369][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  232.774372][   T12]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  232.774376][   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)
[  232.774377][   T12]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[  232.774379][   T12]  put_chars (drivers/char/virtio_console.c:1176)
[  232.774381][   T12]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[  232.774383][   T12]  ? __send_to_port (drivers/char/virtio_console.c:654)
[  232.774384][   T12]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[  232.774387][   T12]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[  232.774390][   T12]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[  232.774391][   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)
[  232.774393][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  232.774394][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  232.774396][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  232.774398][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  232.774400][   T12]  console_emit_next_record (kernel/printk/printk.c:3183)
[  232.774402][   T12]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[  232.774404][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  232.774406][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  232.774407][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  232.774409][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  232.774411][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[  232.774412][   T12]  console_flush_one_record (kernel/printk/printk.c:3268)
[  232.774415][   T12]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[  232.774417][   T12]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[  232.774419][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  232.774420][   T12]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[  232.774422][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  232.774428][   T12]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[  232.774429][   T12]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[  232.774431][   T12]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[  232.774433][   T12]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[  232.774434][   T12]  ? vprintk_emit (kernel/printk/printk.c:2478)
[  232.774436][   T12]  vprintk_emit (kernel/printk/printk.c:2479)
[  232.774439][   T12]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[  232.774440][   T12]  ? process_one_work (kernel/workqueue.c:3387)
[  232.774443][   T12]  ? kthread (kernel/kthread.c:436)
[  232.774445][   T12]  ? ret_from_fork (arch/x86/kernel/process.c:158)
[  232.774448][   T12]  ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245)
[  232.774450][   T12]  _printk (kernel/printk/printk.c:2504)
[  232.774453][   T12]  ? snapshot_read.cold (user.c:?)
[  232.774455][   T12]  ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1))
[  232.774458][   T12]  ? __netdev_printk (net/core/dev.c:13148 (discriminator 2))
[  232.774460][   T12]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[  232.774461][   T12]  ? netdev_notice (net/core/dev.c:13194)
[  232.774463][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  232.774465][   T12]  ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1))
[  232.774467][   T12]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[  232.774470][   T12]  ? down_write_nested (kernel/locking/rwsem.c:1759)
[  232.774471][   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)
[  232.774474][   T12]  netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3))
[  232.774476][   T12]  dev_set_allmulti (net/core/dev_api.c:315)
[  232.774479][   T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge
[  232.774493][   T12] br_dev_delete (net/bridge/br_if.c:387) bridge
[  232.774500][   T12] br_net_exit_rtnl (net/bridge/br.c:414) bridge
[  232.774507][   T12]  ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249)
[  232.774509][   T12]  ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098)
[  232.774511][   T12]  ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563)
[  232.774514][   T12]  cleanup_net (net/core/net_namespace.c:706)
[  232.774516][   T12]  ? net_passive_dec (./include/linux/llist.h:241)
[  232.774518][   T12]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[  232.774519][   T12]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[  232.774521][   T12]  process_one_work (kernel/workqueue.c:3387)
[  232.774524][   T12]  ? __queue_delayed_work (kernel/workqueue.c:2622)
[  232.774527][   T12]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[  232.774529][   T12]  worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551)
[  232.774532][   T12]  ? rescuer_thread (./include/linux/list.h:419 (discriminator 3))
[  232.774534][   T12]  kthread (kernel/kthread.c:436)
[  232.774535][   T12]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[  232.774536][   T12]  ? kthread_affine_preferred (kernel/kthread.c:857)
[  232.774538][   T12]  ret_from_fork (arch/x86/kernel/process.c:158)
[  232.774540][   T12]  ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1))
[  232.774542][   T12]  ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663)
[  232.774544][   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
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars