======================================
| [   10.962124][  T238] softirqs last disabled at (12072): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2))
| [   10.962127][  T238] Preemption disabled at:
| [   10.962127][  T238] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.962137][  T238] Tainted: [W]=WARN
[   10.962138][  T238] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.962139][  T238] Call Trace:
[   10.962141][  T238]  <TASK>
[   10.962143][  T238]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.962149][  T238]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.962151][  T238]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.962156][  T238]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.962160][  T238]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.962165][  T238]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   10.962168][  T238]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.962173][  T238]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.962176][  T238]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.962179][  T238]  put_chars (drivers/char/virtio_console.c:1176)
[   10.962182][  T238]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.962187][  T238]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   10.962190][  T238]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.962193][  T238]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.962195][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.962197][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.962201][  T238]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.962203][  T238]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   10.962206][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.962210][  T238]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.962214][  T238]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.962218][  T238]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.962220][  T238]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   10.962223][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.962225][  T238]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.962229][  T238]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.962239][  T238]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.962241][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.962247][  T238]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.962249][  T238]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.962251][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.962254][  T238]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.962257][  T238]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.962259][  T238]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.962262][  T238]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.962266][  T238]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.962269][  T238]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.962270][  T238]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   10.962275][  T238]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   10.962279][  T238]  _printk (kernel/printk/printk.c:2504)
[   10.962283][  T238]  ? snapshot_read.cold (user.c:?)
[   10.962287][  T238]  ? br_multicast_flood (??:?) bridge
[   10.962300][  T238]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   10.962302][  T238]  ? rtnl_newlink (net/core/rtnetlink.c:4215)
[   10.962303][  T238]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   10.962308][  T238] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   10.962321][  T238] br_init_port (net/bridge/br_stp_if.c:39) bridge
[   10.962330][  T238] new_nbp (net/bridge/br_if.c:449) bridge
[   10.962339][  T238] br_add_if (net/bridge/br_if.c:592) bridge
[   10.962347][  T238]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   10.962351][  T238]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   10.962354][  T238]  ? __kernel_text_address (kernel/extable.c:79)
[   10.962358][  T238]  do_set_master (net/core/rtnetlink.c:3071)
[   10.962363][  T238]  do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1))
[   10.962366][  T238]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   10.962369][  T238]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   10.962371][  T238]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   10.962373][  T238]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   10.962377][  T238]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.962380][  T238]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.962382][  T238]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.962384][  T238]  ? kasan_save_stack (mm/kasan/common.c:58)
[   10.962388][  T238]  ? kasan_save_stack (mm/kasan/common.c:57)
[   10.962389][  T238]  ? kasan_save_track (mm/kasan/common.c:78)
[   10.962392][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.962394][  T238]  ? netlink_seq_next (net/netlink/af_netlink.c:2685)
[   10.962397][  T238]  ? ___sys_sendmsg (net/socket.c:2757)
[   10.962402][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.962404][  T238]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   10.962407][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.962409][  T238]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.962411][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.962412][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.962415][  T238]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   10.962419][  T238]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   10.962420][  T238]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   10.962422][  T238]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   10.962426][  T238]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   10.962427][  T238]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.962432][  T238]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   10.962438][  T238]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   10.962443][  T238]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.962445][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.962450][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.962452][  T238]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.962454][  T238]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.962456][  T238]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.962459][  T238]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   10.962462][  T238]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   10.962465][  T238]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.962466][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.962470][  T238]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.962472][  T238]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.962476][  T238]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   10.962478][  T238]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.962480][  T238]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.962487][  T238]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.962488][  T238]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.962493][  T238]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.962496][  T238]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.962499][  T238]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.962503][  T238]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   10.962507][  T238]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   10.962511][  T238]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.962517][  T238]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   10.962519][  T238]  ? copy_msghdr_from_user (net/socket.c:2650)
[   10.962521][  T238]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   10.962523][  T238]  ? move_addr_to_kernel (net/socket.c:258)
[   10.962531][  T238]  ___sys_sendmsg (net/socket.c:2767)
[   10.962533][  T238]  ? copy_msghdr_from_user (net/socket.c:2619)
[   10.962549][  T238]  __sys_sendmsg (net/socket.c:2799)
[   10.962552][  T238]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   10.962559][  T238]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.962562][  T238]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.962565][  T238]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.962568][  T238]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.962570][  T238] RIP: 0033:0x7f1a2f05554e
[   10.962574][  T238] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.962575][  T238] RSP: 002b:00007fff4f5542a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   10.962578][  T238] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f1a2f05554e
[   10.962580][  T238] RDX: 0000000000000000 RSI: 00007fff4f554350 RDI: 0000000000000005
[   10.962580][  T238] RBP: 00007fff4f5542b0 R08: 0000000000000000 R09: 0000000000000000
[   10.962581][  T238] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9157fc
[   10.962582][  T238] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff4f554a10
| [   16.539301][  T267] softirqs last disabled at (21099): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   16.539303][  T267] Preemption disabled at:
| [   16.539304][  T267] vprintk_emit (kernel/printk/printk.c:2471)
| [   16.539313][  T267] Tainted: [W]=WARN
[   16.539314][  T267] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.539316][  T267] Call Trace:
[   16.539317][  T267]  <TASK>
[   16.539319][  T267]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.539324][  T267]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   16.539327][  T267]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.539331][  T267]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.539335][  T267]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   16.539340][  T267]  __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))
[   16.539343][  T267]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.539348][  T267]  ? 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)
[   16.539351][  T267]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.539354][  T267]  put_chars (drivers/char/virtio_console.c:1176)
[   16.539356][  T267]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934)
[   16.539358][  T267]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.539361][  T267]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.539364][  T267]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.539368][  T267]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.539371][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.539372][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.539376][  T267]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.539378][  T267]  ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2))
[   16.539381][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.539384][  T267]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.539387][  T267]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.539391][  T267]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.539393][  T267]  ? 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))
[   16.539396][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.539398][  T267]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.539402][  T267]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.539406][  T267]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.539408][  T267]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.539413][  T267]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.539415][  T267]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.539417][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.539419][  T267]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.539423][  T267]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.539424][  T267]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.539428][  T267]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.539431][  T267]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.539437][  T267]  ? 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
[   16.539440][  T267]  _printk (kernel/printk/printk.c:2504)
[   16.539443][  T267]  ? snapshot_read.cold (user.c:?)
[   16.539449][  T267]  ? 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)
[   16.539452][  T267] gact_init_module (net/sched/act_gact.c:180) act_gact
[   16.539455][  T267]  do_one_initcall (init/main.c:1357)
[   16.539457][  T267]  ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10)
[   16.539462][  T267]  ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1))
[   16.539465][  T267]  ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178)
[   16.539469][  T267]  do_init_module (kernel/module/main.c:3117)
[   16.539473][  T267]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   16.539477][  T267]  ? free_module (./include/trace/events/module.h:50 (discriminator 19))
[   16.539480][  T267]  ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792)
[   16.539484][  T267]  load_module (kernel/module/main.c:3593)
[   16.539491][  T267]  ? layout_and_allocate.isra.0 (kernel/module/main.c:3016)
[   16.539495][  T267]  ? __ia32_sys_fsconfig (??:?)
[   16.539497][  T267]  ? ovl_real_file (fs/overlayfs/file.c:195)
[   16.539501][  T267]  ? backing_file_read_iter (fs/backing-file.c:211)
[   16.539504][  T267]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.539508][  T267]  init_module_from_file (kernel/module/main.c:3790)
[   16.539511][  T267]  ? __do_sys_init_module (kernel/module/main.c:3664)
[   16.539519][  T267]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   16.539522][  T267]  ? 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)
[   16.539525][  T267]  idempotent_init_module (kernel/module/main.c:3802)
[   16.539529][  T267]  ? init_module_from_file (kernel/module/main.c:3791)
[   16.539535][  T267]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.539537][  T267]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   16.539542][  T267]  __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812)
[   16.539544][  T267]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.539548][  T267]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.539550][  T267]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   16.539552][  T267]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.539554][  T267] RIP: 0033:0x7fefe6ab537d
[   16.539558][  T267] 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
[   16.539560][  T267] RSP: 002b:00007ffd69f3ca38 EFLAGS: 00000246 ORIG_RAX: 0000000000000139
[   16.539562][  T267] RAX: ffffffffffffffda RBX: 000055d7c3bd3810 RCX: 00007fefe6ab537d
[   16.539564][  T267] RDX: 0000000000000000 RSI: 000055d78b763ffd RDI: 0000000000000000
[   16.539565][  T267] RBP: 00007ffd69f3cad0 R08: 0000000000000000 R09: 0000000000000000
[   16.539565][  T267] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d78b763ffd
[   16.539566][  T267] R13: 000055d7c3bd3960 R14: 0000000000040000 R15: 0000000000000000
| [   26.516846][    C0] softirqs last disabled at (613089): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   26.516848][    C0] Preemption disabled at:
| [   26.516849][    C0] schedule_preempt_disabled (kernel/sched/core.c:7420)
| [   26.516858][    C0] Tainted: [W]=WARN
[   26.516859][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.516861][    C0] Call Trace:
[   26.516863][    C0]  <IRQ>
[   26.516865][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.516870][    C0]  ? schedule_preempt_disabled (kernel/sched/core.c:7420)
[   26.516872][    C0]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.516875][    C0]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.516878][    C0]  ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1))
[   26.516881][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.516885][    C0]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   26.516888][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.516890][    C0]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.516894][    C0]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   26.516896][    C0]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.516898][    C0]  put_chars (drivers/char/virtio_console.c:1176)
[   26.516900][    C0]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.516901][    C0]  ? console_prepend_replay (kernel/printk/printk.c:3005)
[   26.516905][    C0]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.516908][    C0]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.516909][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.516911][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.516913][    C0]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.516916][    C0]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.516918][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.516920][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.516921][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.516923][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   26.516925][    C0]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.516927][    C0]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.516930][    C0]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.516932][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.516933][    C0]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.516935][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.516936][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.516938][    C0]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   26.516939][    C0]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.516941][    C0]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.516943][    C0]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.516946][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.516947][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.516949][    C0]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   26.516951][    C0]  ? x86_64_start_kernel (arch/x86/kernel/head64.c:264)
[   26.516955][    C0]  _printk (kernel/printk/printk.c:2504)
[   26.516959][    C0]  ? snapshot_read.cold (user.c:?)
[   26.516961][    C0]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   26.516965][    C0]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.516968][    C0]  ? nbcon_cpu_emergency_enter (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:435 kernel/printk/nbcon.c:1723)
[   26.516970][    C0]  print_irq_inversion_bug.part.0 (kernel/locking/lockdep.c:4097 (discriminator 1))
[   26.516972][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.516975][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.516977][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.516979][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.516981][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.516983][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.516996][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.516997][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.516999][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.517006][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.517007][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.517013][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.517020][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.517026][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   26.517029][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.517031][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.517034][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.517036][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.517038][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.517040][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.517042][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.517048][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.517050][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.517053][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.517055][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.517057][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.517059][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.517061][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.517063][    C0]  handle_softirqs (kernel/softirq.c:645)
[   26.517065][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.517067][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.517069][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.517070][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   26.517072][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.517075][    C0]  </IRQ>
[   26.517075][    C0]  <TASK>
[   26.517076][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   26.517078][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.517080][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.517083][    C0] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   26.517085][    C0] RSP: 0018:ffffffff9d607cf8 EFLAGS: 00000296
[   26.517088][    C0] RAX: 0000000000095adf RBX: ffffffff9d61c600 RCX: ffffffff9a6f0307
[   26.517089][    C0] RDX: ffffffff9d61c600 RSI: ffffffff9d438b01 RDI: ffffffff9ce8d8e0
[   26.517090][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.517091][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3ac0fa2
[   26.517091][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   26.517093][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.517096][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.517098][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.517099][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   26.517101][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.517103][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   26.517104][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.517107][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.517109][    C0]  do_idle (kernel/sched/idle.c:355)
[   26.517110][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.517112][    C0]  rest_init (init/main.c:727)
[   26.517114][    C0]  ? __cpuidle_text_end (??:?)
[   26.517116][    C0]  ? rest_init (init/main.c:727)
[   26.517118][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   26.517122][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   26.517124][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   26.517126][    C0]  start_kernel (init/main.c:1185)
[   26.517128][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   26.517130][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   26.517132][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   26.589575][    C0]
| [   26.589650][    C0]
| [   26.589650][    C0] stack backtrace:
| [   26.589838][    C0] Tainted: [W]=WARN
[   26.589838][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.589840][    C0] Call Trace:
[   26.589841][    C0]  <IRQ>
[   26.589842][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.589847][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   26.589850][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   26.589853][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   26.589855][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   26.589856][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   26.589858][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.589860][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.589868][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.589871][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.589873][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.589879][    C0]  _raw_spin_lock (./include/linux/spinlock_api_smp.h:190 (discriminator 1) kernel/locking/spinlock.c:173 (discriminator 1))
[   26.589881][    C0]  ? br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.589887][    C0] br_forward_delay_timer_expired (./include/linux/spinlock.h:347 net/bridge/br_stp_timer.c:88) bridge
[   26.589893][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.589900][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   26.589902][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   26.589903][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   26.589907][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.589909][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.589910][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.589913][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   26.589914][    C0]  ? br_message_age_timer_expired (net/bridge/br_stp_timer.c:54) bridge
[   26.589921][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   26.589922][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.589925][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   26.589927][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   26.589929][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   26.589931][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   26.589933][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.589935][    C0]  handle_softirqs (kernel/softirq.c:645)
[   26.589937][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.589939][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   26.589941][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   26.589942][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   26.589943][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   26.589945][    C0]  </IRQ>
[   26.589946][    C0]  <TASK>
[   26.589946][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   26.589948][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   26.589949][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   26.589952][    C0] Code: 48 8b 3d 94 e2 f5 01 e8 1f 00 00 00 48 2b 05 58 a3 95 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 96 11 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 e2 f5 01 	mov    0x1f5e294(%rip),%rdi        # 0x1f5e29b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 a3 95 00 	sub    0x95a358(%rip),%rax        # 0x95a36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 96 11 00 	verw   0x119613(%rip)        # 0x11963b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   26.589953][    C0] RSP: 0018:ffffffff9d607cf8 EFLAGS: 00000296
[   26.589956][    C0] RAX: 0000000000095adf RBX: ffffffff9d61c600 RCX: ffffffff9a6f0307
[   26.589957][    C0] RDX: ffffffff9d61c600 RSI: ffffffff9d438b01 RDI: ffffffff9ce8d8e0
[   26.589958][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   26.589959][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff3ac0fa2
[   26.589959][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   26.589961][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.589963][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   26.589965][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   26.589966][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   26.589968][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   26.589970][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   26.589971][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   26.589974][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.589976][    C0]  do_idle (kernel/sched/idle.c:355)
[   26.589977][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   26.589978][    C0]  rest_init (init/main.c:727)
[   26.589980][    C0]  ? __cpuidle_text_end (??:?)
[   26.589983][    C0]  ? rest_init (init/main.c:727)
[   26.589985][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   26.589988][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   26.589991][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   26.589993][    C0]  start_kernel (init/main.c:1185)
[   26.589995][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   26.589997][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)
[   26.589999][    C0]  common_startup_64 (arch/x86/kernel/head_64.S:418)
| [   28.962538][  T485] softirqs last disabled at (0): 0x0
| [   28.962540][  T485] Preemption disabled at:
| [   28.962541][  T485] 0x0
| [   28.962549][  T485] Tainted: [W]=WARN
[   28.962549][  T485] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.962551][  T485] Call Trace:
[   28.962553][  T485]  <TASK>
[   28.962554][  T485]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.962559][  T485]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.962563][  T485]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.962567][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.962571][  T485]  __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))
[   28.962575][  T485]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.962578][  T485]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.962582][  T485]  ? 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)
[   28.962583][  T485]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.962585][  T485]  put_chars (drivers/char/virtio_console.c:1176)
[   28.962587][  T485]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.962589][  T485]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   28.962592][  T485]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.962596][  T485]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.962598][  T485]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   28.962599][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.962601][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.962603][  T485]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.962606][  T485]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.962608][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.962609][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.962611][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.962613][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.962615][  T485]  ? console_flush_one_record (kernel/printk/printk.c:3247)
[   28.962616][  T485]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.962619][  T485]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.962622][  T485]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.962623][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.962625][  T485]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.962626][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.962628][  T485]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.962630][  T485]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   28.962631][  T485]  ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6))
[   28.962633][  T485]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.962635][  T485]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.962637][  T485]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.962640][  T485]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.962641][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.962643][  T485]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.962646][  T485]  ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78)
[   28.962647][  T485]  _printk (kernel/printk/printk.c:2504)
[   28.962651][  T485]  ? snapshot_read.cold (user.c:?)
[   28.962653][  T485]  ? ipv6_mc_down (net/ipv6/mcast.c:1137 net/ipv6/mcast.c:2792)
[   28.962658][  T485] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge
[   28.962671][  T485] br_stp_disable_port (net/bridge/br_stp_if.c:106) bridge
[   28.962679][  T485] br_device_event (net/bridge/br.c:111) bridge
[   28.962688][  T485]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   28.962691][  T485]  ? _sub_I_65535_1+0x4d0/0x4d0 stp
[   28.962693][  T485]  ? addrconf_notify (net/ipv6/addrconf.c:3812)
[   28.962697][  T485]  notifier_call_chain (kernel/notifier.c:85)
[   28.962700][  T485]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9855)
[   28.962704][  T485]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.962705][  T485]  ? netif_change_name (net/core/dev.c:1517)
[   28.962707][  T485]  ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1))
[   28.962709][  T485]  ? __kernel_text_address (kernel/extable.c:79)
[   28.962711][  T485]  ? write_profile (profile.c:?)
[   28.962714][  T485]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   28.962717][  T485]  netif_change_flags (net/core/dev.c:9882)
[   28.962719][  T485]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   28.962722][  T485]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   28.962723][  T485]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   28.962727][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.962728][  T485]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   28.962732][  T485]  ? kasan_save_stack (mm/kasan/common.c:58)
[   28.962735][  T485]  ? kasan_save_stack (mm/kasan/common.c:57)
[   28.962737][  T485]  ? kasan_save_track (mm/kasan/common.c:78)
[   28.962739][  T485]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   28.962740][  T485]  ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563)
[   28.962742][  T485]  ? rtnl_newlink (./include/linux/slab.h:991 (discriminator 1) net/core/rtnetlink.c:4113 (discriminator 1))
[   28.962743][  T485]  ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   28.962744][  T485]  ? netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   28.962747][  T485]  ? netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.962748][  T485]  ? netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   28.962749][  T485]  ? ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   28.962752][  T485]  ? ___sys_sendmsg (net/socket.c:2767)
[   28.962753][  T485]  ? __sys_sendmsg (net/socket.c:2799)
[   28.962755][  T485]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.962757][  T485]  ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.962759][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.962761][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.962763][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.962764][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.962766][  T485]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   28.962769][  T485]  ? __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)
[   28.962770][  T485]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   28.962772][  T485]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   28.962773][  T485]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   28.962775][  T485]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   28.962778][  T485]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   28.962779][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.962781][  T485]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.962782][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.962784][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.962786][  T485]  ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749)
[   28.962789][  T485]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   28.962791][  T485]  ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94)
[   28.962792][  T485]  ? __kernel_text_address (kernel/extable.c:79)
[   28.962793][  T485]  ? write_profile (profile.c:?)
[   28.962795][  T485]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   28.962796][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.962798][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.962799][  T485]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   28.962803][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.962804][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.962806][  T485]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   28.962807][  T485]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   28.962809][  T485]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.962810][  T485]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   28.962812][  T485]  ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676)
[   28.962814][  T485]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   28.962816][  T485]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.962817][  T485]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.962818][  T485]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.962820][  T485]  ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499)
[   28.962822][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.962824][  T485]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.962826][  T485]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.962828][  T485]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.962830][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.962831][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.962833][  T485]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.962835][  T485]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   28.962837][  T485]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   28.962838][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.962840][  T485]  ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22))
[   28.962842][  T485]  ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4))
[   28.962844][  T485]  ? copy_msghdr_from_user (net/socket.c:2650)
[   28.962845][  T485]  ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399)
[   28.962847][  T485]  ? move_addr_to_kernel (net/socket.c:258)
[   28.962848][  T485]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   28.962851][  T485]  ___sys_sendmsg (net/socket.c:2767)
[   28.962853][  T485]  ? copy_msghdr_from_user (net/socket.c:2619)
[   28.962857][  T485]  __sys_sendmsg (net/socket.c:2799)
[   28.962859][  T485]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   28.962862][  T485]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.962864][  T485]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.962865][  T485]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   28.962868][  T485]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.962869][  T485] RIP: 0033:0x7fb0801d654e
[   28.962871][  T485] 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
[   28.962873][  T485] RSP: 002b:00007ffd1aa411e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   28.962877][  T485] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fb0801d654e
[   28.962878][  T485] RDX: 0000000000000000 RSI: 00007ffd1aa41290 RDI: 0000000000000005
[   28.962879][  T485] RBP: 00007ffd1aa411f0 R08: 0000000000000000 R09: 0000000000000000
[   28.962880][  T485] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91580e


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:_raw_spin_lock
__irq_exit_rcu:schedule_preempt_disabled:dump_stack_lvl:__kmalloc_noprof:put_chars
__kmalloc_noprof:put_chars:hvc_console_print:console_emit_next_record:console_flush_one_record
__alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars