======================================
| [   11.159437][  T205] softirqs last disabled at (34920): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   11.159440][  T205] Preemption disabled at:
| [   11.159441][  T205] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.159452][  T205] Tainted: [W]=WARN
[   11.159453][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.159454][  T205] Call Trace:
[   11.159457][  T205]  <TASK>
[   11.159462][  T205]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.159469][  T205]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.159470][  T205]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.159476][  T205]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.159482][  T205]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.159487][  T205]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   11.159489][  T205]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.159497][  T205]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   11.159501][  T205]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.159505][  T205]  put_chars (drivers/char/virtio_console.c:1176)
[   11.159508][  T205]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.159511][  T205]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.159519][  T205]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.159524][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.159530][  T205]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.159533][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.159542][  T205]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.159546][  T205]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.159548][  T205]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   11.159551][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.159554][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.159561][  T205]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.159565][  T205]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.159567][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.159574][  T205]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.159578][  T205]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.159581][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.159583][  T205]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   11.159586][  T205]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.159589][  T205]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.159592][  T205]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.159597][  T205]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.159599][  T205]  ? __kernel_text_address (kernel/extable.c:79)
[   11.159602][  T205]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   11.159606][  T205]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   11.159612][  T205]  dev_vprintk_emit (drivers/base/core.c:5000)
[   11.159619][  T205]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   11.159628][  T205]  dev_printk_emit (drivers/base/core.c:5011)
[   11.159630][  T205]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   11.159637][  T205]  ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3))
[   11.159643][  T205]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   11.159649][  T205]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   11.159653][  T205]  ? netdev_notice (net/core/dev.c:13194)
[   11.159657][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.159662][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.159664][  T205]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.159668][  T205]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   11.159670][  T205]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   11.159674][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   11.159680][  T205]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   11.159683][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.159695][  T205]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   11.159703][  T205]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   11.159707][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.159711][  T205]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.159713][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.159715][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.159719][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.159722][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.159729][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.159731][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   11.159734][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   11.159739][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.159742][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   11.159746][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.159748][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.159750][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.159752][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.159754][  T205]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.159758][  T205]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   11.159761][  T205]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.159764][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   11.159766][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.159771][  T205]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.159772][  T205]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.159777][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.159782][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.159794][  T205]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   11.159798][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   11.159800][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.159836][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.159839][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.159843][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.159845][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.159848][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.159855][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.159858][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.159861][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   11.159863][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.159869][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   11.159872][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.159877][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.159879][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.159886][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.159889][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.159894][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.159897][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.159902][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.159911][  T205]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   11.159914][  T205]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   11.159920][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.159926][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.159931][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.159936][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.159942][  T205]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.159944][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.159948][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.159955][  T205]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   11.159958][  T205]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   11.159962][  T205]  __sys_sendto (net/socket.c:2281)
[   11.159966][  T205]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   11.159982][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   11.159990][  T205]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   11.159993][  T205]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.159998][  T205]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.160000][  T205]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   11.160003][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.160005][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.160009][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.160012][  T205] RIP: 0033:0x7f81e259654e
[   11.160017][  T205] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   11.160019][  T205] RSP: 002b:00007ffd66a5f810 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   11.160022][  T205] RAX: ffffffffffffffda RBX: 000055b4a37fc960 RCX: 00007f81e259654e
[   11.160024][  T205] RDX: 0000000000000030 RSI: 000055b4a37fc900 RDI: 000000000000001a
[   11.160025][  T205] RBP: 00007ffd66a5f820 R08: 00007ffd66a5f870 R09: 0000000000000080
[   11.160026][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000055b4a37fc4d0
[   11.160027][  T205] R13: 00007ffd66a5f954 R14: 0000000000000000 R15: 0000000000000000
| [   12.197501][  T234] softirqs last disabled at (17710): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   12.197503][  T234] Preemption disabled at:
| [   12.197504][  T234] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.197513][  T234] Tainted: [W]=WARN
[   12.197514][  T234] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.197515][  T234] Call Trace:
[   12.197517][  T234]  <TASK>
[   12.197518][  T234]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.197525][  T234]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.197526][  T234]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.197531][  T234]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.197535][  T234]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.197539][  T234]  __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))
[   12.197541][  T234]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.197548][  T234]  ? 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)
[   12.197551][  T234]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.197555][  T234]  put_chars (drivers/char/virtio_console.c:1176)
[   12.197557][  T234]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.197560][  T234]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.197563][  T234]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.197566][  T234]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.197570][  T234]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.197574][  T234]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.197576][  T234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.197578][  T234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.197583][  T234]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.197584][  T234]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.197589][  T234]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.197593][  T234]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.197597][  T234]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.197599][  T234]  ? 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))
[   12.197602][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.197604][  T234]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.197608][  T234]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.197613][  T234]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.197615][  T234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.197620][  T234]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.197623][  T234]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.197625][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.197627][  T234]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   12.197630][  T234]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.197632][  T234]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.197635][  T234]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.197638][  T234]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.197640][  T234]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.197645][  T234]  _printk (kernel/printk/printk.c:2504)
[   12.197649][  T234]  ? snapshot_read.cold (user.c:?)
[   12.197652][  T234]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.197654][  T234]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.197658][  T234]  ? notifier_call_chain (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/notifier.h:59 kernel/notifier.c:84)
[   12.197662][  T234]  vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1))
[   12.197667][  T234]  ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261)
[   12.197672][  T234]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   12.197676][  T234]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[   12.197682][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.197683][  T234]  notifier_call_chain (kernel/notifier.c:85)
[   12.197694][  T234]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853)
[   12.197699][  T234]  ? netif_change_name (net/core/dev.c:1517)
[   12.197703][  T234]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   12.197707][  T234]  ? write_profile (profile.c:?)
[   12.197712][  T234]  netif_change_flags (net/core/dev.c:9882)
[   12.197716][  T234]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   12.197720][  T234]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.197722][  T234]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.197723][  T234]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.197725][  T234]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.197729][  T234]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.197731][  T234]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.197732][  T234]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.197735][  T234]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.197737][  T234]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.197738][  T234]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.197740][  T234]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   12.197742][  T234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.197744][  T234]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   12.197747][  T234]  ? ___sys_sendmsg (net/socket.c:2758)
[   12.197751][  T234]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.197753][  T234]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.197756][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.197758][  T234]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.197759][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.197761][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.197762][  T234]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.197765][  T234]  ? __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)
[   12.197767][  T234]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.197769][  T234]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.197773][  T234]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.197776][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.197779][  T234]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.197784][  T234]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.197790][  T234]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.197791][  T234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.197796][  T234]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.197798][  T234]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.197800][  T234]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.197802][  T234]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.197806][  T234]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.197808][  T234]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.197811][  T234]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.197813][  T234]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.197817][  T234]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.197819][  T234]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.197823][  T234]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.197825][  T234]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.197828][  T234]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.197835][  T234]  ? 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))
[   12.197837][  T234]  ? 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))
[   12.197842][  T234]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.197849][  T234]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.197853][  T234]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.197860][  T234]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.197864][  T234]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.197868][  T234]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.197870][  T234]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   12.197875][  T234]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   12.197878][  T234]  ____sys_sendmsg (net/socket.c:2713)
[   12.197881][  T234]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.197883][  T234]  ? sock_write_iter (net/socket.c:1269)
[   12.197885][  T234]  ? move_addr_to_kernel (net/socket.c:258)
[   12.197892][  T234]  ___sys_sendmsg (net/socket.c:2767)
[   12.197895][  T234]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.197912][  T234]  __sys_sendmsg (net/socket.c:2799)
[   12.197915][  T234]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.197921][  T234]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.197924][  T234]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.197927][  T234]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.197930][  T234]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.197933][  T234] RIP: 0033:0x7fe57278d54e
[   12.197937][  T234] 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
[   12.197938][  T234] RSP: 002b:00007ffca1331220 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.197941][  T234] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fe57278d54e
[   12.197943][  T234] RDX: 0000000000000000 RSI: 00007ffca13312d0 RDI: 0000000000000003
[   12.197944][  T234] RBP: 00007ffca1331230 R08: 0000000000000000 R09: 0000000000000000
[   12.197944][  T234] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913201
[   12.197945][  T234] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffca1331990
| [   13.220212][  T266] softirqs last disabled at (16602): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   13.220214][  T266] Preemption disabled at:
| [   13.220215][  T266] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.220223][  T266] Tainted: [W]=WARN
[   13.220224][  T266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.220225][  T266] Call Trace:
[   13.220227][  T266]  <TASK>
[   13.220228][  T266]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.220234][  T266]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.220236][  T266]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.220240][  T266]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.220245][  T266]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.220249][  T266]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   13.220251][  T266]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.220257][  T266]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   13.220260][  T266]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.220264][  T266]  put_chars (drivers/char/virtio_console.c:1176)
[   13.220266][  T266]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.220269][  T266]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.220272][  T266]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.220275][  T266]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.220279][  T266]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.220283][  T266]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.220285][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.220287][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.220291][  T266]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.220293][  T266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.220297][  T266]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.220301][  T266]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.220305][  T266]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.220307][  T266]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   13.220310][  T266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.220312][  T266]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.220316][  T266]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.220320][  T266]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.220322][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.220330][  T266]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.220334][  T266]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.220337][  T266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.220339][  T266]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   13.220342][  T266]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.220344][  T266]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.220347][  T266]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.220350][  T266]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.220352][  T266]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.220357][  T266]  _printk (kernel/printk/printk.c:2504)
[   13.220360][  T266]  ? snapshot_read.cold (user.c:?)
[   13.220364][  T266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.220366][  T266]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.220369][  T266]  ? notifier_call_chain (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/notifier.h:59 kernel/notifier.c:84)
[   13.220373][  T266]  vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1))
[   13.220377][  T266]  ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261)
[   13.220382][  T266]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   13.220386][  T266]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[   13.220392][  T266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.220394][  T266]  notifier_call_chain (kernel/notifier.c:85)
[   13.220399][  T266]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853)
[   13.220404][  T266]  ? netif_change_name (net/core/dev.c:1517)
[   13.220407][  T266]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   13.220411][  T266]  ? write_profile (profile.c:?)
[   13.220416][  T266]  netif_change_flags (net/core/dev.c:9882)
[   13.220420][  T266]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   13.220423][  T266]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.220425][  T266]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.220427][  T266]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.220429][  T266]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.220432][  T266]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.220434][  T266]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.220436][  T266]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.220439][  T266]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.220441][  T266]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.220442][  T266]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.220443][  T266]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   13.220446][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.220448][  T266]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   13.220451][  T266]  ? ___sys_sendmsg (net/socket.c:2758)
[   13.220455][  T266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.220457][  T266]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.220461][  T266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.220463][  T266]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.220465][  T266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.220466][  T266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.220468][  T266]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.220470][  T266]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   13.220472][  T266]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.220474][  T266]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.220478][  T266]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.220481][  T266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.220483][  T266]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.220491][  T266]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.220498][  T266]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.220500][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.220505][  T266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.220507][  T266]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.220509][  T266]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.220510][  T266]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.220514][  T266]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.220516][  T266]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.220519][  T266]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.220521][  T266]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.220525][  T266]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.220527][  T266]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.220531][  T266]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.220533][  T266]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.220536][  T266]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.220542][  T266]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   13.220544][  T266]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   13.220549][  T266]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.220553][  T266]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.220555][  T266]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.220560][  T266]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.220564][  T266]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.220567][  T266]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.220569][  T266]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   13.220575][  T266]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   13.220578][  T266]  ____sys_sendmsg (net/socket.c:2713)
[   13.220580][  T266]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.220582][  T266]  ? sock_write_iter (net/socket.c:1269)
[   13.220584][  T266]  ? move_addr_to_kernel (net/socket.c:258)
[   13.220591][  T266]  ___sys_sendmsg (net/socket.c:2767)
[   13.220594][  T266]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.220610][  T266]  __sys_sendmsg (net/socket.c:2799)
[   13.220613][  T266]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.220619][  T266]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.220622][  T266]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.220625][  T266]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.220628][  T266]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.220631][  T266] RIP: 0033:0x7fd0f142854e
[   13.220634][  T266] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   13.220636][  T266] RSP: 002b:00007ffd469e0570 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.220639][  T266] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fd0f142854e
[   13.220640][  T266] RDX: 0000000000000000 RSI: 00007ffd469e0620 RDI: 0000000000000003
[   13.220641][  T266] RBP: 00007ffd469e0580 R08: 0000000000000000 R09: 0000000000000000
[   13.220642][  T266] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913202
[   13.220643][  T266] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd469e0ce0
| [   14.354008][  T205] softirqs last disabled at (634076): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   14.354011][  T205] Preemption disabled at:
| [   14.354012][  T205] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.354020][  T205] Tainted: [W]=WARN
[   14.354021][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.354023][  T205] Call Trace:
[   14.354024][  T205]  <TASK>
[   14.354026][  T205]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.354032][  T205]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.354034][  T205]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.354038][  T205]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.354042][  T205]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.354047][  T205]  __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))
[   14.354049][  T205]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.354055][  T205]  ? 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)
[   14.354058][  T205]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.354062][  T205]  put_chars (drivers/char/virtio_console.c:1176)
[   14.354064][  T205]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.354065][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.354069][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.354072][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.354077][  T205]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.354081][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.354086][  T205]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.354089][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.354094][  T205]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.354098][  T205]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.354100][  T205]  ? 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))
[   14.354103][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.354104][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.354108][  T205]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.354113][  T205]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.354115][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.354120][  T205]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.354123][  T205]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.354125][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.354126][  T205]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   14.354130][  T205]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.354132][  T205]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.354135][  T205]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.354138][  T205]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.354139][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.354141][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   14.354146][  T205]  dev_vprintk_emit (drivers/base/core.c:5000)
[   14.354151][  T205]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   14.354156][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.354158][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.354162][  T205]  dev_printk_emit (drivers/base/core.c:5011)
[   14.354164][  T205]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   14.354167][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.354170][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.354171][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.354173][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.354175][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.354178][  T205]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   14.354184][  T205]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   14.354187][  T205]  ? netdev_notice (net/core/dev.c:13194)
[   14.354190][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.354193][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.354195][  T205]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.354199][  T205]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.354201][  T205]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   14.354204][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   14.354208][  T205]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   14.354211][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.354213][  T205]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   14.354219][  T205]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.354222][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.354225][  T205]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.354226][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.354228][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.354230][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.354232][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.354236][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.354238][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   14.354240][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   14.354243][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.354245][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   14.354248][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.354250][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.354251][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.354252][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.354254][  T205]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.354256][  T205]  ? __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)
[   14.354259][  T205]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.354261][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   14.354263][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.354267][  T205]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.354268][  T205]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.354273][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.354276][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.354283][  T205]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   14.354286][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   14.354288][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.354311][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.354313][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.354315][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.354317][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.354319][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.354324][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.354326][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.354328][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   14.354329][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.354333][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   14.354335][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.354338][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.354339][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.354344][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.354346][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.354349][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.354352][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.354355][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.354362][  T205]  ? 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))
[   14.354364][  T205]  ? 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))
[   14.354369][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.354373][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.354376][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.354380][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.354384][  T205]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.354385][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.354388][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.354393][  T205]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   14.354396][  T205]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   14.354399][  T205]  __sys_sendto (net/socket.c:2281)
[   14.354402][  T205]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   14.354416][  T205]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   14.354418][  T205]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.354422][  T205]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   14.354424][  T205]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   14.354427][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.354429][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.354431][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.354433][  T205] RIP: 0033:0x7f81e259654e
[   14.354437][  T205] 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
[   14.354439][  T205] RSP: 002b:00007ffd66a5f810 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   14.354441][  T205] RAX: ffffffffffffffda RBX: 000055b4a37fc960 RCX: 00007f81e259654e
[   14.354443][  T205] RDX: 0000000000000030 RSI: 000055b4a380ede0 RDI: 000000000000001a
[   14.354444][  T205] RBP: 00007ffd66a5f820 R08: 00007ffd66a5f870 R09: 0000000000000080
[   14.354444][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000055b4a380f860
[   14.354445][  T205] R13: 00007ffd66a5f954 R14: 0000000000000000 R15: 0000000000000000
| [   15.577964][  T205] softirqs last disabled at (869048): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   15.577967][  T205] Preemption disabled at:
| [   15.577967][  T205] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.577976][  T205] Tainted: [W]=WARN
[   15.577977][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.577978][  T205] Call Trace:
[   15.577980][  T205]  <TASK>
[   15.577981][  T205]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.577987][  T205]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.577989][  T205]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.577993][  T205]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.577997][  T205]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.578002][  T205]  __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))
[   15.578004][  T205]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.578010][  T205]  ? 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)
[   15.578013][  T205]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.578017][  T205]  put_chars (drivers/char/virtio_console.c:1176)
[   15.578019][  T205]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.578021][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.578024][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.578027][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.578032][  T205]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.578036][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.578041][  T205]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.578044][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.578049][  T205]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.578053][  T205]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.578055][  T205]  ? 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))
[   15.578058][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.578064][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.578068][  T205]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.578072][  T205]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.578074][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.578080][  T205]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.578083][  T205]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.578084][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.578086][  T205]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   15.578090][  T205]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.578092][  T205]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.578094][  T205]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.578097][  T205]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.578099][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.578101][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   15.578107][  T205]  dev_vprintk_emit (drivers/base/core.c:5000)
[   15.578112][  T205]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   15.578117][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.578120][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.578123][  T205]  dev_printk_emit (drivers/base/core.c:5011)
[   15.578126][  T205]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   15.578128][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.578131][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.578132][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.578134][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.578136][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.578140][  T205]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   15.578146][  T205]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   15.578149][  T205]  ? netdev_notice (net/core/dev.c:13194)
[   15.578151][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.578154][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.578157][  T205]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   15.578160][  T205]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   15.578163][  T205]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   15.578165][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   15.578169][  T205]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   15.578172][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.578174][  T205]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   15.578180][  T205]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   15.578183][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.578186][  T205]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   15.578187][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.578189][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.578191][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.578193][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.578198][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.578199][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   15.578201][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   15.578205][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.578206][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   15.578209][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.578211][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.578212][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.578213][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.578215][  T205]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   15.578217][  T205]  ? __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)
[   15.578220][  T205]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   15.578222][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   15.578224][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.578226][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.578228][  T205]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   15.578229][  T205]  ? nla_get_range_signed (lib/nlattr.c:270)
[   15.578234][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.578236][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.578243][  T205]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   15.578246][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   15.578247][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.578271][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.578273][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.578276][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.578278][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.578280][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.578285][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.578286][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.578288][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   15.578290][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.578294][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   15.578296][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.578299][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.578300][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.578305][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.578307][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.578310][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.578314][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.578317][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.578323][  T205]  ? 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))
[   15.578325][  T205]  ? 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))
[   15.578330][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.578334][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.578337][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.578341][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.578345][  T205]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   15.578346][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.578349][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.578354][  T205]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   15.578356][  T205]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   15.578360][  T205]  __sys_sendto (net/socket.c:2281)
[   15.578363][  T205]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   15.578377][  T205]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   15.578379][  T205]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.578383][  T205]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   15.578386][  T205]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   15.578388][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.578390][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.578393][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.578395][  T205] RIP: 0033:0x7f81e259654e
[   15.578399][  T205] 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
[   15.578400][  T205] RSP: 002b:00007ffd66a5f810 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   15.578403][  T205] RAX: ffffffffffffffda RBX: 000055b4a37fc960 RCX: 00007f81e259654e
[   15.578405][  T205] RDX: 0000000000000030 RSI: 000055b4a36f5710 RDI: 000000000000001a
[   15.578405][  T205] RBP: 00007ffd66a5f820 R08: 00007ffd66a5f870 R09: 0000000000000080
[   15.578406][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000055b4a381f9d0
[   15.578407][  T205] R13: 00007ffd66a5f954 R14: 0000000000000000 R15: 0000000000000000
| [   16.729175][  T365] softirqs last disabled at (11454): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   16.729177][  T365] Preemption disabled at:
| [   16.729177][  T365] vprintk_emit (kernel/printk/printk.c:2471)
| [   16.729186][  T365] Tainted: [W]=WARN
[   16.729187][  T365] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.729188][  T365] Call Trace:
[   16.729190][  T365]  <TASK>
[   16.729192][  T365]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.729197][  T365]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   16.729199][  T365]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.729203][  T365]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.729208][  T365]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   16.729212][  T365]  __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))
[   16.729214][  T365]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.729221][  T365]  ? 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)
[   16.729223][  T365]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.729227][  T365]  put_chars (drivers/char/virtio_console.c:1176)
[   16.729230][  T365]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.729233][  T365]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.729236][  T365]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.729238][  T365]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.729243][  T365]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.729247][  T365]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   16.729249][  T365]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.729250][  T365]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.729255][  T365]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.729257][  T365]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.729261][  T365]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.729266][  T365]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.729270][  T365]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.729272][  T365]  ? 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))
[   16.729276][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.729278][  T365]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.729282][  T365]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.729286][  T365]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.729288][  T365]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.729293][  T365]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.729296][  T365]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.729298][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.729300][  T365]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   16.729304][  T365]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.729306][  T365]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.729308][  T365]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.729312][  T365]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.729314][  T365]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   16.729319][  T365]  _printk (kernel/printk/printk.c:2504)
[   16.729322][  T365]  ? snapshot_read.cold (user.c:?)
[   16.729326][  T365]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.729328][  T365]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.729332][  T365]  ? notifier_call_chain (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/notifier.h:59 kernel/notifier.c:84)
[   16.729335][  T365]  vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1))
[   16.729340][  T365]  ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261)
[   16.729345][  T365]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   16.729348][  T365]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[   16.729354][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.729356][  T365]  notifier_call_chain (kernel/notifier.c:85)
[   16.729361][  T365]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853)
[   16.729366][  T365]  ? netif_change_name (net/core/dev.c:1517)
[   16.729370][  T365]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   16.729373][  T365]  ? write_profile (profile.c:?)
[   16.729378][  T365]  netif_change_flags (net/core/dev.c:9882)
[   16.729382][  T365]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   16.729386][  T365]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   16.729388][  T365]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   16.729390][  T365]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   16.729392][  T365]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   16.729395][  T365]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.729397][  T365]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.729399][  T365]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.729401][  T365]  ? kasan_save_stack (mm/kasan/common.c:58)
[   16.729403][  T365]  ? kasan_save_stack (mm/kasan/common.c:57)
[   16.729405][  T365]  ? kasan_save_track (mm/kasan/common.c:78)
[   16.729406][  T365]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   16.729408][  T365]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.729410][  T365]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   16.729413][  T365]  ? ___sys_sendmsg (net/socket.c:2758)
[   16.729417][  T365]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.729419][  T365]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.729421][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.729423][  T365]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.729425][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.729426][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.729428][  T365]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   16.729430][  T365]  ? __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)
[   16.729432][  T365]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   16.729434][  T365]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   16.729438][  T365]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   16.729442][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.729444][  T365]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   16.729449][  T365]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   16.729455][  T365]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.729457][  T365]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.729464][  T365]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.729466][  T365]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.729468][  T365]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.729470][  T365]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.729474][  T365]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   16.729476][  T365]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.729479][  T365]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.729481][  T365]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.729485][  T365]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.729487][  T365]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.729491][  T365]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   16.729493][  T365]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.729496][  T365]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.729502][  T365]  ? 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))
[   16.729504][  T365]  ? 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))
[   16.729509][  T365]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.729513][  T365]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.729516][  T365]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.729520][  T365]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   16.729524][  T365]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   16.729528][  T365]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.729530][  T365]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   16.729535][  T365]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   16.729538][  T365]  ____sys_sendmsg (net/socket.c:2713)
[   16.729540][  T365]  ? copy_msghdr_from_user (net/socket.c:2650)
[   16.729543][  T365]  ? sock_write_iter (net/socket.c:1269)
[   16.729544][  T365]  ? move_addr_to_kernel (net/socket.c:258)
[   16.729552][  T365]  ___sys_sendmsg (net/socket.c:2767)
[   16.729555][  T365]  ? copy_msghdr_from_user (net/socket.c:2619)
[   16.729571][  T365]  __sys_sendmsg (net/socket.c:2799)
[   16.729574][  T365]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   16.729580][  T365]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.729584][  T365]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.729587][  T365]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   16.729590][  T365]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.729592][  T365] RIP: 0033:0x7f0b4d85d54e
[   16.729596][  T365] 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
[   16.729598][  T365] RSP: 002b:00007fffa99e0d50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   16.729600][  T365] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f0b4d85d54e
[   16.729601][  T365] RDX: 0000000000000000 RSI: 00007fffa99e0e00 RDI: 0000000000000003
[   16.729602][  T365] RBP: 00007fffa99e0d60 R08: 0000000000000000 R09: 0000000000000000
[   16.729603][  T365] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913206
[   16.729604][  T365] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffa99e14c0
| [   17.805670][  T205] softirqs last disabled at (1276112): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   17.805673][  T205] Preemption disabled at:
| [   17.805674][  T205] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.805682][  T205] Tainted: [W]=WARN
[   17.805683][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.805685][  T205] Call Trace:
[   17.805687][  T205]  <TASK>
[   17.805688][  T205]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.805694][  T205]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.805695][  T205]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.805700][  T205]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.805704][  T205]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.805715][  T205]  __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))
[   17.805717][  T205]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.805724][  T205]  ? 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)
[   17.805726][  T205]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.805730][  T205]  put_chars (drivers/char/virtio_console.c:1176)
[   17.805732][  T205]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.805734][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.805737][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.805740][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.805745][  T205]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.805748][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.805754][  T205]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.805757][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.805761][  T205]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.805765][  T205]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.805767][  T205]  ? 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))
[   17.805770][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.805772][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.805776][  T205]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.805780][  T205]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.805782][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.805787][  T205]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.805790][  T205]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.805792][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.805794][  T205]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   17.805797][  T205]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.805799][  T205]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.805802][  T205]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.805805][  T205]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.805806][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.805808][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   17.805814][  T205]  dev_vprintk_emit (drivers/base/core.c:5000)
[   17.805819][  T205]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   17.805824][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.805826][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.805830][  T205]  dev_printk_emit (drivers/base/core.c:5011)
[   17.805832][  T205]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   17.805835][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.805838][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.805839][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.805841][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.805843][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.805846][  T205]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   17.805852][  T205]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   17.805855][  T205]  ? netdev_notice (net/core/dev.c:13194)
[   17.805858][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.805861][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.805863][  T205]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   17.805867][  T205]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   17.805869][  T205]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   17.805872][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   17.805875][  T205]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   17.805878][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.805881][  T205]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   17.805886][  T205]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   17.805889][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.805892][  T205]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   17.805893][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.805895][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.805897][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.805899][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.805904][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.805905][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   17.805907][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   17.805911][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.805912][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   17.805915][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.805917][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.805918][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.805919][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.805921][  T205]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   17.805923][  T205]  ? __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)
[   17.805926][  T205]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   17.805928][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   17.805929][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.805932][  T205]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   17.805934][  T205]  ? nla_get_range_signed (lib/nlattr.c:270)
[   17.805938][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.805941][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.805948][  T205]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   17.805951][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   17.805952][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.805975][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.805977][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.805980][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.805982][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.805984][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.805988][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.805990][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.805992][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   17.805994][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.805998][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   17.806000][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   17.806003][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.806004][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.806008][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.806010][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.806014][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   17.806017][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.806020][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.806027][  T205]  ? 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))
[   17.806029][  T205]  ? 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))
[   17.806033][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.806037][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.806041][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.806044][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   17.806048][  T205]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   17.806050][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.806053][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.806057][  T205]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   17.806060][  T205]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   17.806064][  T205]  __sys_sendto (net/socket.c:2281)
[   17.806067][  T205]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   17.806081][  T205]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   17.806083][  T205]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.806087][  T205]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   17.806089][  T205]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   17.806092][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.806094][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.806096][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.806098][  T205] RIP: 0033:0x7f81e259654e
[   17.806102][  T205] 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
[   17.806104][  T205] RSP: 002b:00007ffd66a5f810 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   17.806107][  T205] RAX: ffffffffffffffda RBX: 000055b4a37fc960 RCX: 00007f81e259654e
[   17.806108][  T205] RDX: 0000000000000030 RSI: 000055b4a3827fa0 RDI: 000000000000001a
[   17.806109][  T205] RBP: 00007ffd66a5f820 R08: 00007ffd66a5f870 R09: 0000000000000080
[   17.806110][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000055b4a3828550
[   17.806110][  T205] R13: 00007ffd66a5f954 R14: 0000000000000000 R15: 0000000000000000
| [   18.925897][  T205] softirqs last disabled at (1482290): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   18.925900][  T205] Preemption disabled at:
| [   18.925901][  T205] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.925910][  T205] Tainted: [W]=WARN
[   18.925910][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.925912][  T205] Call Trace:
[   18.925913][  T205]  <TASK>
[   18.925915][  T205]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.925921][  T205]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.925923][  T205]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.925927][  T205]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.925932][  T205]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.925936][  T205]  __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))
[   18.925938][  T205]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.925945][  T205]  ? 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)
[   18.925947][  T205]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.925951][  T205]  put_chars (drivers/char/virtio_console.c:1176)
[   18.925954][  T205]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.925955][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.925959][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.925962][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.925967][  T205]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.925971][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.925976][  T205]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.925980][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.925985][  T205]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.925989][  T205]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.925991][  T205]  ? 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))
[   18.925994][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.925996][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.926000][  T205]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.926005][  T205]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.926007][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.926013][  T205]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.926016][  T205]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.926018][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.926019][  T205]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   18.926023][  T205]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.926025][  T205]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.926028][  T205]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.926031][  T205]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.926033][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   18.926035][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   18.926041][  T205]  dev_vprintk_emit (drivers/base/core.c:5000)
[   18.926046][  T205]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   18.926051][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   18.926054][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.926058][  T205]  dev_printk_emit (drivers/base/core.c:5011)
[   18.926060][  T205]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   18.926063][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.926066][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.926067][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.926069][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.926071][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.926075][  T205]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   18.926081][  T205]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   18.926084][  T205]  ? netdev_notice (net/core/dev.c:13194)
[   18.926087][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.926090][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.926092][  T205]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   18.926096][  T205]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   18.926098][  T205]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   18.926101][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   18.926105][  T205]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   18.926108][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.926111][  T205]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   18.926117][  T205]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   18.926120][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.926123][  T205]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   18.926124][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   18.926126][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.926129][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.926131][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.926135][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.926137][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   18.926139][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   18.926143][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.926145][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   18.926148][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.926149][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.926151][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.926152][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.926154][  T205]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   18.926156][  T205]  ? __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)
[   18.926159][  T205]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   18.926161][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   18.926163][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   18.926166][  T205]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   18.926167][  T205]  ? nla_get_range_signed (lib/nlattr.c:270)
[   18.926171][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.926175][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.926182][  T205]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   18.926186][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   18.926187][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.926211][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.926213][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.926215][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.926217][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   18.926220][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.926224][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.926226][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.926228][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   18.926230][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.926234][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   18.926236][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   18.926239][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.926241][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.926245][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.926247][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.926251][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   18.926254][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.926257][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.926264][  T205]  ? 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))
[   18.926266][  T205]  ? 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))
[   18.926271][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.926275][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.926279][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.926282][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   18.926287][  T205]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   18.926288][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.926291][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.926296][  T205]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   18.926299][  T205]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   18.926303][  T205]  __sys_sendto (net/socket.c:2281)
[   18.926306][  T205]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   18.926321][  T205]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   18.926323][  T205]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.926327][  T205]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   18.926329][  T205]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   18.926332][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.926334][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.926337][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.926339][  T205] RIP: 0033:0x7f81e259654e
[   18.926343][  T205] 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
[   18.926345][  T205] RSP: 002b:00007ffd66a5f810 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   18.926347][  T205] RAX: ffffffffffffffda RBX: 000055b4a37fc960 RCX: 00007f81e259654e
[   18.926349][  T205] RDX: 0000000000000030 RSI: 000055b4a3802e90 RDI: 000000000000001a
[   18.926350][  T205] RBP: 00007ffd66a5f820 R08: 00007ffd66a5f870 R09: 0000000000000080
[   18.926350][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000055b4a384f500
[   18.926351][  T205] R13: 00007ffd66a5f954 R14: 0000000000000000 R15: 0000000000000000
| [   20.557275][  T205] softirqs last disabled at (1822984): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   20.557278][  T205] Preemption disabled at:
| [   20.557278][  T205] vprintk_emit (kernel/printk/printk.c:2471)
| [   20.557287][  T205] Tainted: [W]=WARN
[   20.557288][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   20.557289][  T205] Call Trace:
[   20.557291][  T205]  <TASK>
[   20.557293][  T205]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   20.557299][  T205]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   20.557301][  T205]  __might_resched.cold (kernel/sched/core.c:9234)
[   20.557305][  T205]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   20.557310][  T205]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   20.557314][  T205]  __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))
[   20.557316][  T205]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.557322][  T205]  ? 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)
[   20.557325][  T205]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   20.557329][  T205]  put_chars (drivers/char/virtio_console.c:1176)
[   20.557332][  T205]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   20.557333][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.557337][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.557340][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.557345][  T205]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   20.557349][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.557354][  T205]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   20.557357][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.557362][  T205]  console_emit_next_record (kernel/printk/printk.c:3183)
[   20.557366][  T205]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   20.557368][  T205]  ? 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))
[   20.557371][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.557373][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.557377][  T205]  console_flush_one_record (kernel/printk/printk.c:3268)
[   20.557381][  T205]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   20.557383][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.557389][  T205]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   20.557392][  T205]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   20.557394][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.557395][  T205]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   20.557399][  T205]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   20.557401][  T205]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   20.557404][  T205]  vprintk_emit (kernel/printk/printk.c:2479)
[   20.557407][  T205]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   20.557408][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   20.557410][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   20.557416][  T205]  dev_vprintk_emit (drivers/base/core.c:5000)
[   20.557421][  T205]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   20.557426][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   20.557428][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.557432][  T205]  dev_printk_emit (drivers/base/core.c:5011)
[   20.557435][  T205]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   20.557437][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.557440][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.557441][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.557443][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.557445][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.557448][  T205]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   20.557455][  T205]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   20.557458][  T205]  ? netdev_notice (net/core/dev.c:13194)
[   20.557463][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.557466][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.557469][  T205]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   20.557472][  T205]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   20.557475][  T205]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   20.557478][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   20.557481][  T205]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   20.557484][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.557487][  T205]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   20.557493][  T205]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   20.557496][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.557500][  T205]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   20.557501][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   20.557503][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   20.557505][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   20.557507][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   20.557512][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.557514][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   20.557516][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   20.557520][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.557522][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   20.557525][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.557526][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   20.557528][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.557529][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.557531][  T205]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   20.557534][  T205]  ? __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)
[   20.557536][  T205]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   20.557539][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   20.557540][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   20.557544][  T205]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   20.557545][  T205]  ? nla_get_range_signed (lib/nlattr.c:270)
[   20.557549][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.557552][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   20.557560][  T205]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   20.557563][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   20.557565][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.557587][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.557589][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.557592][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.557594][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   20.557596][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.557601][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.557603][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.557605][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   20.557606][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.557610][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   20.557612][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   20.557615][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.557617][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.557621][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   20.557623][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.557627][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   20.557630][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   20.557633][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   20.557639][  T205]  ? 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))
[   20.557642][  T205]  ? 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))
[   20.557646][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   20.557650][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   20.557654][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   20.557658][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   20.557662][  T205]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   20.557663][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   20.557666][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   20.557671][  T205]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   20.557674][  T205]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   20.557677][  T205]  __sys_sendto (net/socket.c:2281)
[   20.557680][  T205]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   20.557694][  T205]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   20.557697][  T205]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   20.557700][  T205]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   20.557703][  T205]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   20.557705][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   20.557707][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   20.557710][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   20.557712][  T205] RIP: 0033:0x7f81e259654e
[   20.557716][  T205] 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
[   20.557723][  T205] RSP: 002b:00007ffd66a5f810 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   20.557726][  T205] RAX: ffffffffffffffda RBX: 000055b4a37fc960 RCX: 00007f81e259654e
[   20.557728][  T205] RDX: 0000000000000030 RSI: 000055b4a37f2ff0 RDI: 000000000000001a
[   20.557729][  T205] RBP: 00007ffd66a5f820 R08: 00007ffd66a5f870 R09: 0000000000000080
[   20.557730][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000055b4a3830090
[   20.557732][  T205] R13: 00007ffd66a5f954 R14: 0000000000000000 R15: 0000000000000000
| [   21.853207][  T205] softirqs last disabled at (1940672): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   21.853209][  T205] Preemption disabled at:
| [   21.853210][  T205] vprintk_emit (kernel/printk/printk.c:2471)
| [   21.853218][  T205] Tainted: [W]=WARN
[   21.853219][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   21.853221][  T205] Call Trace:
[   21.853222][  T205]  <TASK>
[   21.853224][  T205]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   21.853230][  T205]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   21.853231][  T205]  __might_resched.cold (kernel/sched/core.c:9234)
[   21.853236][  T205]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   21.853240][  T205]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   21.853244][  T205]  __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))
[   21.853246][  T205]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.853253][  T205]  ? 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)
[   21.853255][  T205]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   21.853259][  T205]  put_chars (drivers/char/virtio_console.c:1176)
[   21.853262][  T205]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   21.853263][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.853268][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.853271][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.853276][  T205]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   21.853280][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.853285][  T205]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   21.853288][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.853293][  T205]  console_emit_next_record (kernel/printk/printk.c:3183)
[   21.853297][  T205]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   21.853299][  T205]  ? 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))
[   21.853302][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.853304][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.853308][  T205]  console_flush_one_record (kernel/printk/printk.c:3268)
[   21.853312][  T205]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   21.853314][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.853319][  T205]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   21.853322][  T205]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   21.853324][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.853325][  T205]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   21.853329][  T205]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   21.853331][  T205]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   21.853334][  T205]  vprintk_emit (kernel/printk/printk.c:2479)
[   21.853337][  T205]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   21.853338][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   21.853340][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   21.853346][  T205]  dev_vprintk_emit (drivers/base/core.c:5000)
[   21.853351][  T205]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   21.853356][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   21.853358][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.853362][  T205]  dev_printk_emit (drivers/base/core.c:5011)
[   21.853364][  T205]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   21.853367][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.853369][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.853371][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.853373][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.853374][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.853378][  T205]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   21.853385][  T205]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   21.853387][  T205]  ? netdev_notice (net/core/dev.c:13194)
[   21.853390][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.853393][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.853396][  T205]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   21.853399][  T205]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   21.853401][  T205]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   21.853404][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   21.853408][  T205]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   21.853411][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.853414][  T205]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   21.853420][  T205]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   21.853422][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.853425][  T205]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   21.853427][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   21.853429][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   21.853430][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   21.853432][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   21.853437][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.853439][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   21.853440][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   21.853444][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.853446][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   21.853448][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.853450][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   21.853452][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.853453][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.853455][  T205]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   21.853457][  T205]  ? __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)
[   21.853463][  T205]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   21.853465][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   21.853466][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   21.853470][  T205]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   21.853471][  T205]  ? nla_get_range_signed (lib/nlattr.c:270)
[   21.853475][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.853478][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   21.853487][  T205]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   21.853490][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   21.853492][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.853518][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.853520][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.853523][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.853525][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   21.853527][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.853532][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.853534][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.853536][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   21.853538][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.853542][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   21.853544][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   21.853547][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.853549][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.853553][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   21.853555][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.853559][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   21.853562][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   21.853565][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   21.853572][  T205]  ? 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))
[   21.853574][  T205]  ? 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))
[   21.853579][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   21.853583][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   21.853587][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   21.853590][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   21.853594][  T205]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   21.853596][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   21.853599][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   21.853604][  T205]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   21.853607][  T205]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   21.853611][  T205]  __sys_sendto (net/socket.c:2281)
[   21.853614][  T205]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   21.853625][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   21.853631][  T205]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   21.853633][  T205]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   21.853637][  T205]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   21.853638][  T205]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   21.853641][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   21.853643][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   21.853645][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   21.853647][  T205] RIP: 0033:0x7f81e259654e
[   21.853651][  T205] 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
[   21.853653][  T205] RSP: 002b:00007ffd66a5f810 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   21.853655][  T205] RAX: ffffffffffffffda RBX: 000055b4a37fc960 RCX: 00007f81e259654e
[   21.853657][  T205] RDX: 0000000000000030 RSI: 000055b4a37f3050 RDI: 000000000000001a
[   21.853657][  T205] RBP: 00007ffd66a5f820 R08: 00007ffd66a5f870 R09: 0000000000000080
[   21.853658][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000055b4a3833fa0
[   21.853659][  T205] R13: 00007ffd66a5f954 R14: 0000000000000000 R15: 0000000000000000
| [   23.167381][  T205] softirqs last disabled at (2132508): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   23.167384][  T205] Preemption disabled at:
| [   23.167385][  T205] vprintk_emit (kernel/printk/printk.c:2471)
| [   23.167393][  T205] Tainted: [W]=WARN
[   23.167394][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.167396][  T205] Call Trace:
[   23.167397][  T205]  <TASK>
[   23.167399][  T205]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   23.167405][  T205]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   23.167407][  T205]  __might_resched.cold (kernel/sched/core.c:9234)
[   23.167411][  T205]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   23.167416][  T205]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   23.167420][  T205]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   23.167422][  T205]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.167428][  T205]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.167431][  T205]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.167435][  T205]  put_chars (drivers/char/virtio_console.c:1176)
[   23.167438][  T205]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   23.167439][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.167442][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.167445][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.167450][  T205]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   23.167454][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.167461][  T205]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   23.167465][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.167469][  T205]  console_emit_next_record (kernel/printk/printk.c:3183)
[   23.167473][  T205]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   23.167475][  T205]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   23.167479][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.167480][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.167484][  T205]  console_flush_one_record (kernel/printk/printk.c:3268)
[   23.167488][  T205]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   23.167490][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.167496][  T205]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   23.167499][  T205]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   23.167500][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.167502][  T205]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   23.167506][  T205]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   23.167508][  T205]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   23.167510][  T205]  vprintk_emit (kernel/printk/printk.c:2479)
[   23.167513][  T205]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   23.167515][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   23.167517][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   23.167523][  T205]  dev_vprintk_emit (drivers/base/core.c:5000)
[   23.167528][  T205]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   23.167533][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   23.167535][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.167539][  T205]  dev_printk_emit (drivers/base/core.c:5011)
[   23.167541][  T205]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   23.167544][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.167547][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.167548][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.167550][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.167552][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.167555][  T205]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   23.167562][  T205]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   23.167565][  T205]  ? netdev_notice (net/core/dev.c:13194)
[   23.167568][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.167571][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.167573][  T205]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   23.167577][  T205]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   23.167579][  T205]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   23.167582][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   23.167585][  T205]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   23.167588][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.167591][  T205]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   23.167596][  T205]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   23.167599][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.167602][  T205]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   23.167604][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   23.167605][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   23.167607][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.167609][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.167614][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.167616][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   23.167618][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   23.167621][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.167623][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   23.167626][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.167627][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.167629][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.167630][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.167632][  T205]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   23.167634][  T205]  ? __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)
[   23.167637][  T205]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   23.167639][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   23.167641][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   23.167644][  T205]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   23.167645][  T205]  ? nla_get_range_signed (lib/nlattr.c:270)
[   23.167648][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.167652][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.167659][  T205]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   23.167662][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   23.167663][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.167686][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.167688][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.167691][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.167693][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   23.167695][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.167699][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.167701][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.167703][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   23.167705][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.167709][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   23.167711][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   23.167714][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.167715][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.167719][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   23.167721][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.167725][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   23.167733][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   23.167736][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   23.167742][  T205]  ? 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))
[   23.167744][  T205]  ? 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))
[   23.167749][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   23.167753][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   23.167757][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.167760][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   23.167764][  T205]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   23.167766][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   23.167768][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.167773][  T205]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   23.167776][  T205]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   23.167780][  T205]  __sys_sendto (net/socket.c:2281)
[   23.167783][  T205]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   23.167797][  T205]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   23.167799][  T205]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   23.167803][  T205]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   23.167805][  T205]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   23.167808][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   23.167810][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   23.167812][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.167814][  T205] RIP: 0033:0x7f81e259654e
[   23.167818][  T205] 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
[   23.167820][  T205] RSP: 002b:00007ffd66a5f810 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   23.167823][  T205] RAX: ffffffffffffffda RBX: 000055b4a37fc960 RCX: 00007f81e259654e
[   23.167824][  T205] RDX: 0000000000000030 RSI: 000055b4a381f3f0 RDI: 000000000000001a
[   23.167825][  T205] RBP: 00007ffd66a5f820 R08: 00007ffd66a5f870 R09: 0000000000000080
[   23.167826][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000055b4a3836d40
[   23.167827][  T205] R13: 00007ffd66a5f954 R14: 0000000000000000 R15: 0000000000000000
| [   24.228141][  T205] softirqs last disabled at (2367788): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   24.228143][  T205] Preemption disabled at:
| [   24.228144][  T205] vprintk_emit (kernel/printk/printk.c:2471)
| [   24.228153][  T205] Tainted: [W]=WARN
[   24.228154][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   24.228155][  T205] Call Trace:
[   24.228157][  T205]  <TASK>
[   24.228158][  T205]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   24.228164][  T205]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   24.228165][  T205]  __might_resched.cold (kernel/sched/core.c:9234)
[   24.228170][  T205]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   24.228174][  T205]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   24.228179][  T205]  __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))
[   24.228181][  T205]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.228187][  T205]  ? 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)
[   24.228190][  T205]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   24.228194][  T205]  put_chars (drivers/char/virtio_console.c:1176)
[   24.228196][  T205]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   24.228198][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.228201][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.228204][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.228209][  T205]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   24.228213][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.228218][  T205]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   24.228221][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.228226][  T205]  console_emit_next_record (kernel/printk/printk.c:3183)
[   24.228230][  T205]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   24.228232][  T205]  ? 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))
[   24.228235][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.228237][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.228241][  T205]  console_flush_one_record (kernel/printk/printk.c:3268)
[   24.228245][  T205]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   24.228247][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.228252][  T205]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   24.228255][  T205]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   24.228257][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.228259][  T205]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   24.228263][  T205]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   24.228266][  T205]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   24.228269][  T205]  vprintk_emit (kernel/printk/printk.c:2479)
[   24.228272][  T205]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   24.228274][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   24.228276][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   24.228281][  T205]  dev_vprintk_emit (drivers/base/core.c:5000)
[   24.228287][  T205]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   24.228292][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   24.228294][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.228298][  T205]  dev_printk_emit (drivers/base/core.c:5011)
[   24.228300][  T205]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   24.228303][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.228306][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.228307][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.228309][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.228311][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.228314][  T205]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   24.228320][  T205]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   24.228323][  T205]  ? netdev_notice (net/core/dev.c:13194)
[   24.228326][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.228329][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.228331][  T205]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   24.228335][  T205]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   24.228337][  T205]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   24.228340][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   24.228343][  T205]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   24.228346][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.228349][  T205]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   24.228355][  T205]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   24.228358][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.228361][  T205]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   24.228362][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   24.228364][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   24.228366][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   24.228368][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   24.228372][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.228374][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   24.228376][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   24.228379][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.228381][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   24.228384][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.228386][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   24.228387][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.228388][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.228390][  T205]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   24.228392][  T205]  ? __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)
[   24.228395][  T205]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   24.228397][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   24.228398][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   24.228401][  T205]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   24.228402][  T205]  ? nla_get_range_signed (lib/nlattr.c:270)
[   24.228407][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.228410][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   24.228418][  T205]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   24.228421][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   24.228422][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.228445][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.228447][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.228450][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.228452][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   24.228454][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.228461][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.228463][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.228465][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   24.228467][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.228471][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   24.228473][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   24.228476][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.228477][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.228481][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   24.228483][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.228487][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   24.228490][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   24.228493][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   24.228499][  T205]  ? 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))
[   24.228501][  T205]  ? 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))
[   24.228506][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   24.228510][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   24.228514][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   24.228517][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   24.228521][  T205]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   24.228523][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   24.228525][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   24.228530][  T205]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   24.228533][  T205]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   24.228537][  T205]  __sys_sendto (net/socket.c:2281)
[   24.228540][  T205]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   24.228554][  T205]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   24.228556][  T205]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   24.228560][  T205]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   24.228562][  T205]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   24.228565][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   24.228567][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   24.228569][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   24.228571][  T205] RIP: 0033:0x7f81e259654e
[   24.228575][  T205] 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
[   24.228577][  T205] RSP: 002b:00007ffd66a5f810 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   24.228580][  T205] RAX: ffffffffffffffda RBX: 000055b4a37fc960 RCX: 00007f81e259654e
[   24.228581][  T205] RDX: 0000000000000030 RSI: 000055b4a3803a40 RDI: 000000000000001a
[   24.228582][  T205] RBP: 00007ffd66a5f820 R08: 00007ffd66a5f870 R09: 0000000000000080
[   24.228582][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000055b4a383a350
[   24.228583][  T205] R13: 00007ffd66a5f954 R14: 0000000000000000 R15: 0000000000000000
| [   25.384795][  T205] softirqs last disabled at (2577004): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   25.384798][  T205] Preemption disabled at:
| [   25.384798][  T205] vprintk_emit (kernel/printk/printk.c:2471)
| [   25.384807][  T205] Tainted: [W]=WARN
[   25.384808][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   25.384810][  T205] Call Trace:
[   25.384812][  T205]  <TASK>
[   25.384813][  T205]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   25.384819][  T205]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   25.384821][  T205]  __might_resched.cold (kernel/sched/core.c:9234)
[   25.384825][  T205]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   25.384830][  T205]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   25.384834][  T205]  __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))
[   25.384836][  T205]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.384843][  T205]  ? 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)
[   25.384846][  T205]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   25.384850][  T205]  put_chars (drivers/char/virtio_console.c:1176)
[   25.384852][  T205]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   25.384854][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.384857][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.384860][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.384865][  T205]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   25.384869][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.384874][  T205]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   25.384878][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.384882][  T205]  console_emit_next_record (kernel/printk/printk.c:3183)
[   25.384886][  T205]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   25.384888][  T205]  ? 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))
[   25.384892][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.384893][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.384898][  T205]  console_flush_one_record (kernel/printk/printk.c:3268)
[   25.384902][  T205]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   25.384904][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.384909][  T205]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   25.384912][  T205]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   25.384914][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.384915][  T205]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   25.384919][  T205]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   25.384921][  T205]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   25.384924][  T205]  vprintk_emit (kernel/printk/printk.c:2479)
[   25.384927][  T205]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   25.384928][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   25.384930][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   25.384935][  T205]  dev_vprintk_emit (drivers/base/core.c:5000)
[   25.384941][  T205]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   25.384946][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   25.384948][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.384952][  T205]  dev_printk_emit (drivers/base/core.c:5011)
[   25.384954][  T205]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   25.384957][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.384960][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.384961][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.384963][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.384965][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.384968][  T205]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   25.384975][  T205]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   25.384978][  T205]  ? netdev_notice (net/core/dev.c:13194)
[   25.384981][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.384983][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.384986][  T205]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   25.384990][  T205]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   25.384992][  T205]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   25.384995][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   25.384998][  T205]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   25.385001][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.385004][  T205]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   25.385010][  T205]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   25.385012][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.385015][  T205]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   25.385017][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   25.385019][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   25.385021][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   25.385023][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   25.385027][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.385029][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   25.385031][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   25.385034][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.385036][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   25.385039][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.385041][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   25.385042][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.385044][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.385045][  T205]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   25.385048][  T205]  ? __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)
[   25.385050][  T205]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   25.385052][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   25.385054][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   25.385057][  T205]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   25.385058][  T205]  ? nla_get_range_signed (lib/nlattr.c:270)
[   25.385062][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.385066][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   25.385073][  T205]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   25.385076][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   25.385077][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.385100][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.385102][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.385105][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.385107][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   25.385109][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.385113][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.385115][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.385117][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   25.385119][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.385123][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   25.385125][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   25.385128][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.385129][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.385134][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   25.385136][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.385139][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   25.385143][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   25.385146][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   25.385152][  T205]  ? 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))
[   25.385154][  T205]  ? 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))
[   25.385159][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   25.385163][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   25.385167][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   25.385170][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   25.385174][  T205]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   25.385176][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   25.385179][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   25.385183][  T205]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   25.385186][  T205]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   25.385190][  T205]  __sys_sendto (net/socket.c:2281)
[   25.385193][  T205]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   25.385204][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   25.385210][  T205]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   25.385212][  T205]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   25.385215][  T205]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   25.385217][  T205]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   25.385220][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   25.385222][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   25.385224][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   25.385226][  T205] RIP: 0033:0x7f81e259654e
[   25.385230][  T205] 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
[   25.385232][  T205] RSP: 002b:00007ffd66a5f810 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   25.385234][  T205] RAX: ffffffffffffffda RBX: 000055b4a37fc960 RCX: 00007f81e259654e
[   25.385236][  T205] RDX: 0000000000000030 RSI: 000055b4a3844e00 RDI: 000000000000001a
[   25.385237][  T205] RBP: 00007ffd66a5f820 R08: 00007ffd66a5f870 R09: 0000000000000080
[   25.385237][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000055b4a384c500
[   25.385238][  T205] R13: 00007ffd66a5f954 R14: 0000000000000000 R15: 0000000000000000
| [   26.416758][  T616] softirqs last disabled at (12658): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   26.416760][  T616] Preemption disabled at:
| [   26.416761][  T616] vprintk_emit (kernel/printk/printk.c:2471)
| [   26.416769][  T616] Tainted: [W]=WARN
[   26.416770][  T616] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   26.416771][  T616] Call Trace:
[   26.416773][  T616]  <TASK>
[   26.416775][  T616]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   26.416781][  T616]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   26.416782][  T616]  __might_resched.cold (kernel/sched/core.c:9234)
[   26.416787][  T616]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   26.416791][  T616]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   26.416795][  T616]  __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))
[   26.416797][  T616]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.416804][  T616]  ? 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)
[   26.416806][  T616]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   26.416810][  T616]  put_chars (drivers/char/virtio_console.c:1176)
[   26.416813][  T616]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   26.416815][  T616]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.416818][  T616]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.416821][  T616]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.416825][  T616]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   26.416829][  T616]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   26.416831][  T616]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.416833][  T616]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.416837][  T616]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   26.416839][  T616]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.416843][  T616]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.416847][  T616]  console_emit_next_record (kernel/printk/printk.c:3183)
[   26.416851][  T616]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   26.416853][  T616]  ? 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))
[   26.416856][  T616]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.416858][  T616]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.416862][  T616]  console_flush_one_record (kernel/printk/printk.c:3268)
[   26.416866][  T616]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   26.416868][  T616]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.416873][  T616]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   26.416876][  T616]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   26.416878][  T616]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.416879][  T616]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   26.416883][  T616]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   26.416885][  T616]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   26.416888][  T616]  vprintk_emit (kernel/printk/printk.c:2479)
[   26.416891][  T616]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   26.416893][  T616]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   26.416897][  T616]  _printk (kernel/printk/printk.c:2504)
[   26.416901][  T616]  ? snapshot_read.cold (user.c:?)
[   26.416904][  T616]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.416906][  T616]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.416910][  T616]  ? notifier_call_chain (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/notifier.h:59 kernel/notifier.c:84)
[   26.416913][  T616]  vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1))
[   26.416918][  T616]  ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261)
[   26.416923][  T616]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   26.416926][  T616]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[   26.416932][  T616]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.416934][  T616]  notifier_call_chain (kernel/notifier.c:85)
[   26.416938][  T616]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853)
[   26.416944][  T616]  ? netif_change_name (net/core/dev.c:1517)
[   26.416947][  T616]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   26.416951][  T616]  ? write_profile (profile.c:?)
[   26.416956][  T616]  netif_change_flags (net/core/dev.c:9882)
[   26.416959][  T616]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   26.416963][  T616]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   26.416965][  T616]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   26.416966][  T616]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   26.416968][  T616]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   26.416971][  T616]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   26.416973][  T616]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   26.416975][  T616]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   26.416978][  T616]  ? kasan_save_stack (mm/kasan/common.c:58)
[   26.416980][  T616]  ? kasan_save_stack (mm/kasan/common.c:57)
[   26.416981][  T616]  ? kasan_save_track (mm/kasan/common.c:78)
[   26.416982][  T616]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   26.416985][  T616]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.416987][  T616]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   26.416990][  T616]  ? ___sys_sendmsg (net/socket.c:2758)
[   26.416994][  T616]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.416996][  T616]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   26.416998][  T616]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.417000][  T616]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   26.417002][  T616]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.417003][  T616]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.417004][  T616]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   26.417007][  T616]  ? __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)
[   26.417009][  T616]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   26.417011][  T616]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   26.417014][  T616]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   26.417018][  T616]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.417020][  T616]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   26.417025][  T616]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   26.417031][  T616]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.417033][  T616]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.417037][  T616]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.417039][  T616]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.417041][  T616]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.417043][  T616]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.417047][  T616]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   26.417049][  T616]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   26.417052][  T616]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.417053][  T616]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   26.417058][  T616]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   26.417060][  T616]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.417063][  T616]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   26.417065][  T616]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   26.417068][  T616]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   26.417074][  T616]  ? 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))
[   26.417076][  T616]  ? 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))
[   26.417081][  T616]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   26.417085][  T616]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   26.417087][  T616]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   26.417092][  T616]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   26.417096][  T616]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   26.417099][  T616]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   26.417101][  T616]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   26.417107][  T616]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   26.417109][  T616]  ____sys_sendmsg (net/socket.c:2713)
[   26.417112][  T616]  ? copy_msghdr_from_user (net/socket.c:2650)
[   26.417114][  T616]  ? sock_write_iter (net/socket.c:1269)
[   26.417115][  T616]  ? move_addr_to_kernel (net/socket.c:258)
[   26.417123][  T616]  ___sys_sendmsg (net/socket.c:2767)
[   26.417126][  T616]  ? copy_msghdr_from_user (net/socket.c:2619)
[   26.417141][  T616]  __sys_sendmsg (net/socket.c:2799)
[   26.417144][  T616]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   26.417150][  T616]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   26.417153][  T616]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   26.417156][  T616]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   26.417159][  T616]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   26.417162][  T616] RIP: 0033:0x7f486973e54e
[   26.417166][  T616] 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
[   26.417167][  T616] RSP: 002b:00007fffeb793480 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   26.417170][  T616] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f486973e54e
[   26.417172][  T616] RDX: 0000000000000000 RSI: 00007fffeb793530 RDI: 0000000000000003
[   26.417172][  T616] RBP: 00007fffeb793490 R08: 0000000000000000 R09: 0000000000000000
[   26.417173][  T616] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91320f
[   26.417174][  T616] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffeb793bf0
| [   27.796093][  T205] softirqs last disabled at (2989150): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   27.796096][  T205] Preemption disabled at:
| [   27.796096][  T205] vprintk_emit (kernel/printk/printk.c:2471)
| [   27.796105][  T205] Tainted: [W]=WARN
[   27.796106][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   27.796107][  T205] Call Trace:
[   27.796108][  T205]  <TASK>
[   27.796110][  T205]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   27.796115][  T205]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   27.796117][  T205]  __might_resched.cold (kernel/sched/core.c:9234)
[   27.796121][  T205]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   27.796126][  T205]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   27.796130][  T205]  __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))
[   27.796132][  T205]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.796139][  T205]  ? 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)
[   27.796142][  T205]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   27.796145][  T205]  put_chars (drivers/char/virtio_console.c:1176)
[   27.796148][  T205]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   27.796149][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.796152][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.796155][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   27.796160][  T205]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   27.796164][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.796170][  T205]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   27.796173][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.796178][  T205]  console_emit_next_record (kernel/printk/printk.c:3183)
[   27.796182][  T205]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   27.796184][  T205]  ? 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))
[   27.796187][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.796189][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.796193][  T205]  console_flush_one_record (kernel/printk/printk.c:3268)
[   27.796197][  T205]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   27.796199][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.796204][  T205]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   27.796207][  T205]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   27.796209][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.796211][  T205]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   27.796215][  T205]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   27.796216][  T205]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   27.796219][  T205]  vprintk_emit (kernel/printk/printk.c:2479)
[   27.796222][  T205]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   27.796224][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   27.796226][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   27.796231][  T205]  dev_vprintk_emit (drivers/base/core.c:5000)
[   27.796236][  T205]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   27.796242][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   27.796244][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.796248][  T205]  dev_printk_emit (drivers/base/core.c:5011)
[   27.796250][  T205]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   27.796253][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   27.796255][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.796257][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.796259][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.796260][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.796264][  T205]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   27.796271][  T205]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   27.796274][  T205]  ? netdev_notice (net/core/dev.c:13194)
[   27.796276][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.796279][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.796282][  T205]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   27.796285][  T205]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   27.796288][  T205]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   27.796290][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   27.796294][  T205]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   27.796297][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.796299][  T205]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   27.796306][  T205]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   27.796309][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.796312][  T205]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   27.796313][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   27.796315][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   27.796317][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   27.796319][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   27.796324][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.796326][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   27.796327][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   27.796331][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.796333][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   27.796336][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.796337][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   27.796339][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.796340][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.796342][  T205]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   27.796344][  T205]  ? __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)
[   27.796347][  T205]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   27.796349][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   27.796350][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   27.796353][  T205]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   27.796355][  T205]  ? nla_get_range_signed (lib/nlattr.c:270)
[   27.796359][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.796362][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   27.796369][  T205]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   27.796373][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   27.796374][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.796397][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.796399][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.796402][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.796404][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   27.796406][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.796410][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.796412][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.796414][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   27.796416][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.796420][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   27.796422][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   27.796425][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.796426][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.796431][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   27.796433][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.796436][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   27.796439][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   27.796442][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   27.796449][  T205]  ? 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))
[   27.796451][  T205]  ? 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))
[   27.796456][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   27.796462][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   27.796464][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.796467][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   27.796471][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   27.796475][  T205]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   27.796477][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   27.796479][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   27.796484][  T205]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   27.796487][  T205]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   27.796491][  T205]  __sys_sendto (net/socket.c:2281)
[   27.796494][  T205]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   27.796505][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   27.796510][  T205]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   27.796513][  T205]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   27.796516][  T205]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   27.796518][  T205]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   27.796520][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   27.796522][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   27.796525][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   27.796527][  T205] RIP: 0033:0x7f81e259654e
[   27.796531][  T205] 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
[   27.796532][  T205] RSP: 002b:00007ffd66a5f810 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   27.796535][  T205] RAX: ffffffffffffffda RBX: 000055b4a37fc960 RCX: 00007f81e259654e
[   27.796536][  T205] RDX: 0000000000000030 RSI: 000055b4a37f4530 RDI: 000000000000001a
[   27.796537][  T205] RBP: 00007ffd66a5f820 R08: 00007ffd66a5f870 R09: 0000000000000080
[   27.796538][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000055b4a385a8c0
[   27.796539][  T205] R13: 00007ffd66a5f954 R14: 0000000000000000 R15: 0000000000000000
| [   28.856321][  T205] softirqs last disabled at (3198344): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   28.856323][  T205] Preemption disabled at:
| [   28.856324][  T205] vprintk_emit (kernel/printk/printk.c:2471)
| [   28.856332][  T205] Tainted: [W]=WARN
[   28.856333][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   28.856335][  T205] Call Trace:
[   28.856337][  T205]  <TASK>
[   28.856338][  T205]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   28.856344][  T205]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   28.856346][  T205]  __might_resched.cold (kernel/sched/core.c:9234)
[   28.856350][  T205]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   28.856355][  T205]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   28.856359][  T205]  __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))
[   28.856361][  T205]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.856368][  T205]  ? 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)
[   28.856370][  T205]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   28.856374][  T205]  put_chars (drivers/char/virtio_console.c:1176)
[   28.856376][  T205]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   28.856378][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.856382][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.856385][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.856390][  T205]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   28.856394][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.856399][  T205]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   28.856402][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.856407][  T205]  console_emit_next_record (kernel/printk/printk.c:3183)
[   28.856411][  T205]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   28.856413][  T205]  ? 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))
[   28.856416][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.856417][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.856421][  T205]  console_flush_one_record (kernel/printk/printk.c:3268)
[   28.856426][  T205]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   28.856428][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.856433][  T205]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   28.856436][  T205]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   28.856438][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.856439][  T205]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   28.856443][  T205]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   28.856445][  T205]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   28.856448][  T205]  vprintk_emit (kernel/printk/printk.c:2479)
[   28.856451][  T205]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   28.856452][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   28.856454][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   28.856463][  T205]  dev_vprintk_emit (drivers/base/core.c:5000)
[   28.856469][  T205]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   28.856474][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   28.856476][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.856480][  T205]  dev_printk_emit (drivers/base/core.c:5011)
[   28.856482][  T205]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   28.856485][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.856487][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.856489][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.856491][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.856492][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.856496][  T205]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   28.856502][  T205]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   28.856505][  T205]  ? netdev_notice (net/core/dev.c:13194)
[   28.856508][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.856511][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.856514][  T205]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   28.856517][  T205]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   28.856519][  T205]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   28.856522][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   28.856526][  T205]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   28.856528][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.856531][  T205]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   28.856537][  T205]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   28.856540][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.856543][  T205]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   28.856544][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   28.856546][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   28.856548][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   28.856550][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   28.856554][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.856556][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   28.856558][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   28.856562][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.856564][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   28.856566][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.856568][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   28.856570][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.856571][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.856573][  T205]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   28.856575][  T205]  ? __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)
[   28.856578][  T205]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   28.856579][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   28.856581][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   28.856584][  T205]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   28.856585][  T205]  ? nla_get_range_signed (lib/nlattr.c:270)
[   28.856589][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.856593][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   28.856600][  T205]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   28.856603][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   28.856605][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.856628][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.856630][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.856633][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.856635][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   28.856637][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.856642][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.856643][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.856645][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   28.856647][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.856651][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   28.856653][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   28.856656][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.856658][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.856662][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   28.856664][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.856668][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   28.856671][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   28.856674][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   28.856681][  T205]  ? 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))
[   28.856683][  T205]  ? 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))
[   28.856688][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   28.856692][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   28.856695][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   28.856699][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   28.856703][  T205]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   28.856705][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   28.856707][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   28.856712][  T205]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   28.856715][  T205]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   28.856719][  T205]  __sys_sendto (net/socket.c:2281)
[   28.856722][  T205]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   28.856736][  T205]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   28.856738][  T205]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   28.856742][  T205]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   28.856744][  T205]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   28.856753][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   28.856755][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   28.856757][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   28.856760][  T205] RIP: 0033:0x7f81e259654e
[   28.856763][  T205] 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
[   28.856765][  T205] RSP: 002b:00007ffd66a5f810 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   28.856768][  T205] RAX: ffffffffffffffda RBX: 000055b4a37fc960 RCX: 00007f81e259654e
[   28.856769][  T205] RDX: 0000000000000030 RSI: 000055b4a3831e80 RDI: 000000000000001a
[   28.856770][  T205] RBP: 00007ffd66a5f820 R08: 00007ffd66a5f870 R09: 0000000000000080
[   28.856770][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000055b4a385e260
[   28.856771][  T205] R13: 00007ffd66a5f954 R14: 0000000000000000 R15: 0000000000000000
| [   30.235238][  T205] softirqs last disabled at (3482616): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   30.235241][  T205] Preemption disabled at:
| [   30.235241][  T205] vprintk_emit (kernel/printk/printk.c:2471)
| [   30.235250][  T205] Tainted: [W]=WARN
[   30.235250][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   30.235252][  T205] Call Trace:
[   30.235253][  T205]  <TASK>
[   30.235255][  T205]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   30.235261][  T205]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   30.235263][  T205]  __might_resched.cold (kernel/sched/core.c:9234)
[   30.235268][  T205]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   30.235273][  T205]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   30.235278][  T205]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   30.235279][  T205]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.235286][  T205]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   30.235289][  T205]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   30.235293][  T205]  put_chars (drivers/char/virtio_console.c:1176)
[   30.235295][  T205]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   30.235296][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.235300][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.235303][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.235308][  T205]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   30.235312][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.235317][  T205]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   30.235320][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.235325][  T205]  console_emit_next_record (kernel/printk/printk.c:3183)
[   30.235329][  T205]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   30.235331][  T205]  ? 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))
[   30.235334][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.235336][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.235340][  T205]  console_flush_one_record (kernel/printk/printk.c:3268)
[   30.235344][  T205]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   30.235346][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.235351][  T205]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   30.235354][  T205]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   30.235356][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.235358][  T205]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   30.235362][  T205]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   30.235363][  T205]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   30.235366][  T205]  vprintk_emit (kernel/printk/printk.c:2479)
[   30.235369][  T205]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   30.235370][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   30.235373][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   30.235378][  T205]  dev_vprintk_emit (drivers/base/core.c:5000)
[   30.235383][  T205]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   30.235388][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   30.235390][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.235394][  T205]  dev_printk_emit (drivers/base/core.c:5011)
[   30.235396][  T205]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   30.235399][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.235402][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.235403][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.235405][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.235407][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.235410][  T205]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   30.235417][  T205]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   30.235420][  T205]  ? netdev_notice (net/core/dev.c:13194)
[   30.235422][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.235425][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.235428][  T205]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   30.235431][  T205]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   30.235433][  T205]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   30.235437][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   30.235440][  T205]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   30.235443][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.235445][  T205]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   30.235451][  T205]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   30.235454][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.235461][  T205]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   30.235463][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   30.235465][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   30.235467][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   30.235469][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   30.235473][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.235475][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   30.235477][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   30.235480][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.235482][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   30.235485][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.235487][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   30.235488][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.235489][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.235491][  T205]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   30.235493][  T205]  ? __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)
[   30.235497][  T205]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   30.235498][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   30.235500][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   30.235503][  T205]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   30.235504][  T205]  ? nla_get_range_signed (lib/nlattr.c:270)
[   30.235508][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.235512][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   30.235519][  T205]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   30.235522][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   30.235523][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.235547][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.235549][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.235551][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.235553][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   30.235555][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.235560][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.235562][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.235564][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   30.235566][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.235569][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   30.235572][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   30.235575][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.235576][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.235581][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   30.235583][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.235586][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   30.235590][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   30.235593][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   30.235599][  T205]  ? 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))
[   30.235601][  T205]  ? 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))
[   30.235606][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   30.235610][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   30.235612][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.235615][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   30.235619][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   30.235623][  T205]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   30.235624][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   30.235627][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   30.235632][  T205]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   30.235635][  T205]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   30.235639][  T205]  __sys_sendto (net/socket.c:2281)
[   30.235642][  T205]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   30.235653][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   30.235659][  T205]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   30.235661][  T205]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   30.235665][  T205]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   30.235666][  T205]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   30.235669][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   30.235671][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   30.235673][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   30.235675][  T205] RIP: 0033:0x7f81e259654e
[   30.235679][  T205] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   30.235681][  T205] RSP: 002b:00007ffd66a5f810 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   30.235684][  T205] RAX: ffffffffffffffda RBX: 000055b4a37fc960 RCX: 00007f81e259654e
[   30.235685][  T205] RDX: 0000000000000030 RSI: 000055b4a3831e80 RDI: 000000000000001a
[   30.235686][  T205] RBP: 00007ffd66a5f820 R08: 00007ffd66a5f870 R09: 0000000000000080
[   30.235687][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000055b4a3862cd0
[   30.235687][  T205] R13: 00007ffd66a5f954 R14: 0000000000000000 R15: 0000000000000000
| [   31.268978][  T731] softirqs last disabled at (24876): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   31.268980][  T731] Preemption disabled at:
| [   31.268981][  T731] vprintk_emit (kernel/printk/printk.c:2471)
| [   31.268989][  T731] Tainted: [W]=WARN
[   31.268991][  T731] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.268992][  T731] Call Trace:
[   31.268994][  T731]  <TASK>
[   31.268995][  T731]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   31.269001][  T731]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   31.269003][  T731]  __might_resched.cold (kernel/sched/core.c:9234)
[   31.269007][  T731]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   31.269012][  T731]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   31.269016][  T731]  __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))
[   31.269018][  T731]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.269024][  T731]  ? 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)
[   31.269026][  T731]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.269030][  T731]  put_chars (drivers/char/virtio_console.c:1176)
[   31.269033][  T731]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   31.269035][  T731]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   31.269038][  T731]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.269041][  T731]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   31.269045][  T731]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   31.269049][  T731]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   31.269051][  T731]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.269052][  T731]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.269057][  T731]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   31.269058][  T731]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.269063][  T731]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.269067][  T731]  console_emit_next_record (kernel/printk/printk.c:3183)
[   31.269070][  T731]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   31.269072][  T731]  ? 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))
[   31.269075][  T731]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.269077][  T731]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.269081][  T731]  console_flush_one_record (kernel/printk/printk.c:3268)
[   31.269085][  T731]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   31.269087][  T731]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.269092][  T731]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   31.269095][  T731]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   31.269097][  T731]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.269099][  T731]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   31.269103][  T731]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   31.269104][  T731]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   31.269107][  T731]  vprintk_emit (kernel/printk/printk.c:2479)
[   31.269110][  T731]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   31.269112][  T731]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   31.269117][  T731]  _printk (kernel/printk/printk.c:2504)
[   31.269120][  T731]  ? snapshot_read.cold (user.c:?)
[   31.269124][  T731]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.269126][  T731]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.269130][  T731]  ? notifier_call_chain (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/notifier.h:59 kernel/notifier.c:84)
[   31.269133][  T731]  vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1))
[   31.269138][  T731]  ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261)
[   31.269142][  T731]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   31.269146][  T731]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[   31.269152][  T731]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.269154][  T731]  notifier_call_chain (kernel/notifier.c:85)
[   31.269158][  T731]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853)
[   31.269163][  T731]  ? netif_change_name (net/core/dev.c:1517)
[   31.269167][  T731]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   31.269170][  T731]  ? write_profile (profile.c:?)
[   31.269175][  T731]  netif_change_flags (net/core/dev.c:9882)
[   31.269179][  T731]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   31.269183][  T731]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   31.269185][  T731]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   31.269186][  T731]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   31.269188][  T731]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   31.269191][  T731]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   31.269193][  T731]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.269195][  T731]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   31.269197][  T731]  ? kasan_save_stack (mm/kasan/common.c:58)
[   31.269200][  T731]  ? kasan_save_stack (mm/kasan/common.c:57)
[   31.269201][  T731]  ? kasan_save_track (mm/kasan/common.c:78)
[   31.269202][  T731]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   31.269204][  T731]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.269206][  T731]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   31.269209][  T731]  ? ___sys_sendmsg (net/socket.c:2758)
[   31.269213][  T731]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.269215][  T731]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   31.269218][  T731]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.269219][  T731]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.269221][  T731]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.269222][  T731]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.269224][  T731]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   31.269226][  T731]  ? __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)
[   31.269228][  T731]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   31.269230][  T731]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   31.269233][  T731]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   31.269237][  T731]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.269239][  T731]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   31.269244][  T731]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   31.269250][  T731]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   31.269251][  T731]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.269256][  T731]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.269258][  T731]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.269260][  T731]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   31.269261][  T731]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.269266][  T731]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   31.269268][  T731]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   31.269271][  T731]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.269272][  T731]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.269276][  T731]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   31.269278][  T731]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.269282][  T731]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   31.269284][  T731]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   31.269286][  T731]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.269293][  T731]  ? 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))
[   31.269295][  T731]  ? 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))
[   31.269299][  T731]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.269303][  T731]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.269306][  T731]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.269310][  T731]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   31.269314][  T731]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   31.269318][  T731]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.269320][  T731]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   31.269325][  T731]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   31.269328][  T731]  ____sys_sendmsg (net/socket.c:2713)
[   31.269330][  T731]  ? copy_msghdr_from_user (net/socket.c:2650)
[   31.269332][  T731]  ? sock_write_iter (net/socket.c:1269)
[   31.269334][  T731]  ? move_addr_to_kernel (net/socket.c:258)
[   31.269341][  T731]  ___sys_sendmsg (net/socket.c:2767)
[   31.269344][  T731]  ? copy_msghdr_from_user (net/socket.c:2619)
[   31.269360][  T731]  __sys_sendmsg (net/socket.c:2799)
[   31.269362][  T731]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   31.269369][  T731]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.269372][  T731]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   31.269375][  T731]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   31.269378][  T731]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.269380][  T731] RIP: 0033:0x7f9116fc054e
[   31.269384][  T731] 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
[   31.269385][  T731] RSP: 002b:00007ffd2732b6f0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   31.269388][  T731] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9116fc054e
[   31.269390][  T731] RDX: 0000000000000000 RSI: 00007ffd2732b7a0 RDI: 0000000000000003
[   31.269390][  T731] RBP: 00007ffd2732b700 R08: 0000000000000000 R09: 0000000000000000
[   31.269391][  T731] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913214
[   31.269392][  T731] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd2732be60
| [   32.513698][  T205] softirqs last disabled at (3821738): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   32.513700][  T205] Preemption disabled at:
| [   32.513701][  T205] vprintk_emit (kernel/printk/printk.c:2471)
| [   32.513710][  T205] Tainted: [W]=WARN
[   32.513711][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   32.513712][  T205] Call Trace:
[   32.513714][  T205]  <TASK>
[   32.513716][  T205]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   32.513722][  T205]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   32.513723][  T205]  __might_resched.cold (kernel/sched/core.c:9234)
[   32.513728][  T205]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   32.513733][  T205]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   32.513742][  T205]  __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))
[   32.513743][  T205]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.513750][  T205]  ? 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)
[   32.513753][  T205]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   32.513757][  T205]  put_chars (drivers/char/virtio_console.c:1176)
[   32.513766][  T205]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   32.513767][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   32.513771][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.513774][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   32.513779][  T205]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   32.513783][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.513789][  T205]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   32.513792][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.513796][  T205]  console_emit_next_record (kernel/printk/printk.c:3183)
[   32.513801][  T205]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   32.513803][  T205]  ? 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))
[   32.513806][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.513808][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.513812][  T205]  console_flush_one_record (kernel/printk/printk.c:3268)
[   32.513816][  T205]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   32.513818][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.513824][  T205]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   32.513826][  T205]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   32.513828][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.513830][  T205]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   32.513834][  T205]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   32.513836][  T205]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   32.513839][  T205]  vprintk_emit (kernel/printk/printk.c:2479)
[   32.513842][  T205]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   32.513848][  T205]  dev_vprintk_emit (drivers/base/core.c:5000)
[   32.513854][  T205]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   32.513859][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   32.513861][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.513865][  T205]  dev_printk_emit (drivers/base/core.c:5011)
[   32.513868][  T205]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   32.513871][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   32.513873][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.513875][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.513877][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   32.513878][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   32.513882][  T205]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   32.513889][  T205]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   32.513891][  T205]  ? netdev_notice (net/core/dev.c:13194)
[   32.513894][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.513897][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.513900][  T205]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   32.513904][  T205]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   32.513906][  T205]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   32.513909][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   32.513912][  T205]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   32.513915][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.513918][  T205]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   32.513924][  T205]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   32.513927][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.513930][  T205]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   32.513931][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   32.513933][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   32.513935][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   32.513937][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   32.513942][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.513944][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   32.513946][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   32.513949][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.513951][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   32.513954][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.513956][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   32.513957][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.513959][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.513960][  T205]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   32.513963][  T205]  ? __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)
[   32.513965][  T205]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   32.513967][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   32.513969][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   32.513972][  T205]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   32.513973][  T205]  ? nla_get_range_signed (lib/nlattr.c:270)
[   32.513978][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.513981][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   32.513988][  T205]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   32.513992][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   32.513993][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.514016][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.514018][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.514021][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.514023][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   32.514025][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.514029][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.514031][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.514033][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   32.514035][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.514039][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   32.514041][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   32.514044][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.514046][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.514050][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   32.514052][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.514056][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   32.514059][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   32.514062][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   32.514069][  T205]  ? 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))
[   32.514071][  T205]  ? 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))
[   32.514075][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   32.514079][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   32.514083][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   32.514087][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   32.514091][  T205]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   32.514092][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   32.514095][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   32.514100][  T205]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   32.514103][  T205]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   32.514107][  T205]  __sys_sendto (net/socket.c:2281)
[   32.514110][  T205]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   32.514124][  T205]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   32.514127][  T205]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   32.514130][  T205]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   32.514133][  T205]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   32.514136][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   32.514138][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   32.514140][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   32.514142][  T205] RIP: 0033:0x7f81e259654e
[   32.514146][  T205] 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
[   32.514148][  T205] RSP: 002b:00007ffd66a5f810 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   32.514151][  T205] RAX: ffffffffffffffda RBX: 000055b4a37fc960 RCX: 00007f81e259654e
[   32.514152][  T205] RDX: 0000000000000030 RSI: 000055b4a3861a20 RDI: 000000000000001a
[   32.514153][  T205] RBP: 00007ffd66a5f820 R08: 00007ffd66a5f870 R09: 0000000000000080
[   32.514154][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000055b4a3868100
[   32.514155][  T205] R13: 00007ffd66a5f954 R14: 0000000000000000 R15: 0000000000000000
| [   33.536040][  T796] softirqs last disabled at (18702): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   33.536042][  T796] Preemption disabled at:
| [   33.536043][  T796] vprintk_emit (kernel/printk/printk.c:2471)
| [   33.536051][  T796] Tainted: [W]=WARN
[   33.536053][  T796] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   33.536054][  T796] Call Trace:
[   33.536055][  T796]  <TASK>
[   33.536057][  T796]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   33.536063][  T796]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   33.536065][  T796]  __might_resched.cold (kernel/sched/core.c:9234)
[   33.536069][  T796]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   33.536073][  T796]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   33.536078][  T796]  __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))
[   33.536080][  T796]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   33.536086][  T796]  ? 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)
[   33.536089][  T796]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   33.536093][  T796]  put_chars (drivers/char/virtio_console.c:1176)
[   33.536095][  T796]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   33.536098][  T796]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   33.536101][  T796]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.536104][  T796]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   33.536108][  T796]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   33.536112][  T796]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   33.536114][  T796]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.536115][  T796]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.536119][  T796]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   33.536121][  T796]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   33.536125][  T796]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.536129][  T796]  console_emit_next_record (kernel/printk/printk.c:3183)
[   33.536134][  T796]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   33.536135][  T796]  ? 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))
[   33.536139][  T796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.536141][  T796]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.536144][  T796]  console_flush_one_record (kernel/printk/printk.c:3268)
[   33.536149][  T796]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   33.536150][  T796]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.536156][  T796]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   33.536159][  T796]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   33.536160][  T796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.536162][  T796]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   33.536166][  T796]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   33.536168][  T796]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   33.536170][  T796]  vprintk_emit (kernel/printk/printk.c:2479)
[   33.536174][  T796]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   33.536176][  T796]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   33.536180][  T796]  _printk (kernel/printk/printk.c:2504)
[   33.536184][  T796]  ? snapshot_read.cold (user.c:?)
[   33.536187][  T796]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   33.536189][  T796]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   33.536193][  T796]  ? notifier_call_chain (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/notifier.h:59 kernel/notifier.c:84)
[   33.536196][  T796]  vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1))
[   33.536201][  T796]  ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261)
[   33.536206][  T796]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   33.536209][  T796]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[   33.536215][  T796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.536217][  T796]  notifier_call_chain (kernel/notifier.c:85)
[   33.536222][  T796]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853)
[   33.536227][  T796]  ? netif_change_name (net/core/dev.c:1517)
[   33.536230][  T796]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   33.536234][  T796]  ? write_profile (profile.c:?)
[   33.536239][  T796]  netif_change_flags (net/core/dev.c:9882)
[   33.536243][  T796]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   33.536246][  T796]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   33.536248][  T796]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   33.536250][  T796]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   33.536252][  T796]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   33.536255][  T796]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   33.536257][  T796]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   33.536259][  T796]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   33.536261][  T796]  ? kasan_save_stack (mm/kasan/common.c:58)
[   33.536264][  T796]  ? kasan_save_stack (mm/kasan/common.c:57)
[   33.536265][  T796]  ? kasan_save_track (mm/kasan/common.c:78)
[   33.536266][  T796]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   33.536269][  T796]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.536271][  T796]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   33.536274][  T796]  ? ___sys_sendmsg (net/socket.c:2758)
[   33.536277][  T796]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   33.536279][  T796]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   33.536282][  T796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.536284][  T796]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   33.536285][  T796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.536286][  T796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.536288][  T796]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   33.536290][  T796]  ? __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)
[   33.536292][  T796]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   33.536294][  T796]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   33.536298][  T796]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   33.536301][  T796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.536303][  T796]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   33.536309][  T796]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   33.536314][  T796]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.536316][  T796]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.536320][  T796]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   33.536322][  T796]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   33.536324][  T796]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.536326][  T796]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   33.536330][  T796]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   33.536332][  T796]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   33.536335][  T796]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.536336][  T796]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   33.536340][  T796]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   33.536342][  T796]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   33.536346][  T796]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   33.536348][  T796]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   33.536351][  T796]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   33.536357][  T796]  ? 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))
[   33.536359][  T796]  ? 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))
[   33.536364][  T796]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   33.536367][  T796]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   33.536370][  T796]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   33.536374][  T796]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   33.536378][  T796]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   33.536382][  T796]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   33.536384][  T796]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   33.536389][  T796]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   33.536392][  T796]  ____sys_sendmsg (net/socket.c:2713)
[   33.536394][  T796]  ? copy_msghdr_from_user (net/socket.c:2650)
[   33.536397][  T796]  ? sock_write_iter (net/socket.c:1269)
[   33.536398][  T796]  ? move_addr_to_kernel (net/socket.c:258)
[   33.536405][  T796]  ___sys_sendmsg (net/socket.c:2767)
[   33.536408][  T796]  ? copy_msghdr_from_user (net/socket.c:2619)
[   33.536424][  T796]  __sys_sendmsg (net/socket.c:2799)
[   33.536427][  T796]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   33.536433][  T796]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   33.536436][  T796]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   33.536439][  T796]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   33.536442][  T796]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   33.536444][  T796] RIP: 0033:0x7fa04b47054e
[   33.536448][  T796] 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
[   33.536449][  T796] RSP: 002b:00007ffffeaac410 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   33.536452][  T796] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fa04b47054e
[   33.536453][  T796] RDX: 0000000000000000 RSI: 00007ffffeaac4c0 RDI: 0000000000000003
[   33.536454][  T796] RBP: 00007ffffeaac420 R08: 0000000000000000 R09: 0000000000000000
[   33.536455][  T796] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913216
[   33.536456][  T796] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffffeaacb80
| [   34.623649][  T205] softirqs last disabled at (4229424): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   34.623653][  T205] Preemption disabled at:
| [   34.623654][  T205] vprintk_emit (kernel/printk/printk.c:2471)
| [   34.623665][  T205] Tainted: [W]=WARN
[   34.623667][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   34.623669][  T205] Call Trace:
[   34.623671][  T205]  <TASK>
[   34.623673][  T205]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   34.623681][  T205]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   34.623683][  T205]  __might_resched.cold (kernel/sched/core.c:9234)
[   34.623689][  T205]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   34.623695][  T205]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   34.623701][  T205]  __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))
[   34.623704][  T205]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.623717][  T205]  ? 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)
[   34.623720][  T205]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   34.623726][  T205]  put_chars (drivers/char/virtio_console.c:1176)
[   34.623729][  T205]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   34.623731][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   34.623736][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.623739][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.623747][  T205]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   34.623752][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.623761][  T205]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   34.623772][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.623780][  T205]  console_emit_next_record (kernel/printk/printk.c:3183)
[   34.623787][  T205]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   34.623790][  T205]  ? 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))
[   34.623795][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.623798][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.623805][  T205]  console_flush_one_record (kernel/printk/printk.c:3268)
[   34.623812][  T205]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   34.623815][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.623824][  T205]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   34.623829][  T205]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   34.623831][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.623834][  T205]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   34.623841][  T205]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   34.623844][  T205]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   34.623849][  T205]  vprintk_emit (kernel/printk/printk.c:2479)
[   34.623854][  T205]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   34.623856][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   34.623859][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   34.623868][  T205]  dev_vprintk_emit (drivers/base/core.c:5000)
[   34.623875][  T205]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   34.623878][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.623887][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.623894][  T205]  dev_printk_emit (drivers/base/core.c:5011)
[   34.623897][  T205]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   34.623902][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.623907][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   34.623909][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   34.623916][  T205]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   34.623925][  T205]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   34.623929][  T205]  ? netdev_notice (net/core/dev.c:13194)
[   34.623933][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.623938][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.623942][  T205]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   34.623947][  T205]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   34.623951][  T205]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   34.623956][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   34.623962][  T205]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   34.623967][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.623971][  T205]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   34.623980][  T205]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   34.623985][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.623990][  T205]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   34.623992][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   34.623995][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   34.623998][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   34.624000][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   34.624008][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.624011][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   34.624013][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   34.624019][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.624022][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   34.624026][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.624029][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   34.624032][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.624034][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.624036][  T205]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   34.624040][  T205]  ? __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)
[   34.624043][  T205]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   34.624047][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   34.624050][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   34.624055][  T205]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   34.624057][  T205]  ? nla_get_range_signed (lib/nlattr.c:270)
[   34.624062][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.624067][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   34.624080][  T205]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   34.624085][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   34.624087][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.624129][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.624132][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.624137][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.624140][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   34.624143][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.624151][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.624154][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.624158][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   34.624161][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.624168][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   34.624171][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   34.624176][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.624178][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.624186][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   34.624189][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.624195][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   34.624199][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   34.624204][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   34.624215][  T205]  ? 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))
[   34.624218][  T205]  ? 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))
[   34.624226][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   34.624233][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   34.624239][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   34.624245][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   34.624251][  T205]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   34.624254][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   34.624258][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   34.624268][  T205]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   34.624272][  T205]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   34.624276][  T205]  __sys_sendto (net/socket.c:2281)
[   34.624281][  T205]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   34.624308][  T205]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   34.624311][  T205]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   34.624316][  T205]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   34.624319][  T205]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   34.624323][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   34.624326][  T205]  ? common_interrupt (arch/x86/kernel/irq.c:273 (discriminator 18))
[   34.624330][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   34.624334][  T205] RIP: 0033:0x7f81e259654e
[   34.624339][  T205] 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
[   34.624341][  T205] RSP: 002b:00007ffd66a5f810 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   34.624345][  T205] RAX: ffffffffffffffda RBX: 000055b4a37fc960 RCX: 00007f81e259654e
[   34.624346][  T205] RDX: 0000000000000030 RSI: 000055b4a3831a00 RDI: 000000000000001a
[   34.624348][  T205] RBP: 00007ffd66a5f820 R08: 00007ffd66a5f870 R09: 0000000000000080
[   34.624349][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000055b4a386d150
[   34.624350][  T205] R13: 00007ffd66a5f954 R14: 0000000000000000 R15: 0000000000000000
| [   35.852743][  T205] softirqs last disabled at (4453940): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   35.852746][  T205] Preemption disabled at:
| [   35.852746][  T205] vprintk_emit (kernel/printk/printk.c:2471)
| [   35.852755][  T205] Tainted: [W]=WARN
[   35.852756][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   35.852757][  T205] Call Trace:
[   35.852759][  T205]  <TASK>
[   35.852760][  T205]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   35.852766][  T205]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   35.852768][  T205]  __might_resched.cold (kernel/sched/core.c:9234)
[   35.852779][  T205]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   35.852783][  T205]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   35.852787][  T205]  __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))
[   35.852789][  T205]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.852796][  T205]  ? 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)
[   35.852799][  T205]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   35.852802][  T205]  put_chars (drivers/char/virtio_console.c:1176)
[   35.852805][  T205]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   35.852806][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.852809][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.852812][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.852817][  T205]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   35.852821][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.852826][  T205]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   35.852829][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.852834][  T205]  console_emit_next_record (kernel/printk/printk.c:3183)
[   35.852838][  T205]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   35.852840][  T205]  ? 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))
[   35.852844][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.852845][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.852849][  T205]  console_flush_one_record (kernel/printk/printk.c:3268)
[   35.852853][  T205]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   35.852855][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.852860][  T205]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   35.852863][  T205]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   35.852865][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.852867][  T205]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   35.852871][  T205]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   35.852872][  T205]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   35.852875][  T205]  vprintk_emit (kernel/printk/printk.c:2479)
[   35.852878][  T205]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   35.852879][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   35.852882][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   35.852887][  T205]  dev_vprintk_emit (drivers/base/core.c:5000)
[   35.852892][  T205]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   35.852897][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   35.852899][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.852903][  T205]  dev_printk_emit (drivers/base/core.c:5011)
[   35.852905][  T205]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   35.852908][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.852911][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.852912][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.852914][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.852916][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.852919][  T205]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   35.852926][  T205]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   35.852929][  T205]  ? netdev_notice (net/core/dev.c:13194)
[   35.852931][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.852934][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.852937][  T205]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   35.852940][  T205]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   35.852943][  T205]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   35.852945][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   35.852949][  T205]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   35.852952][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.852954][  T205]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   35.852960][  T205]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   35.852963][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.852966][  T205]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   35.852967][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   35.852969][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   35.852971][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   35.852973][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   35.852978][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.852980][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   35.852981][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   35.852985][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.852987][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   35.852989][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.852991][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   35.852992][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.852994][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.852995][  T205]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   35.852997][  T205]  ? __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)
[   35.853000][  T205]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   35.853002][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   35.853004][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   35.853007][  T205]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   35.853008][  T205]  ? nla_get_range_signed (lib/nlattr.c:270)
[   35.853012][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.853015][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   35.853022][  T205]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   35.853025][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   35.853026][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.853049][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.853051][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.853054][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.853056][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   35.853058][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.853062][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.853064][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.853066][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   35.853068][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.853072][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   35.853074][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   35.853077][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.853078][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.853083][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   35.853084][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.853088][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   35.853091][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   35.853094][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   35.853100][  T205]  ? 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))
[   35.853103][  T205]  ? 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))
[   35.853107][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   35.853111][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   35.853115][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   35.853118][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   35.853122][  T205]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   35.853124][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   35.853127][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   35.853131][  T205]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   35.853135][  T205]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   35.853138][  T205]  __sys_sendto (net/socket.c:2281)
[   35.853141][  T205]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   35.853155][  T205]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   35.853158][  T205]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   35.853161][  T205]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   35.853164][  T205]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   35.853167][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   35.853169][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   35.853171][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   35.853173][  T205] RIP: 0033:0x7f81e259654e
[   35.853177][  T205] 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
[   35.853178][  T205] RSP: 002b:00007ffd66a5f810 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   35.853181][  T205] RAX: ffffffffffffffda RBX: 000055b4a37fc960 RCX: 00007f81e259654e
[   35.853182][  T205] RDX: 0000000000000030 RSI: 000055b4a37f3030 RDI: 000000000000001a
[   35.853183][  T205] RBP: 00007ffd66a5f820 R08: 00007ffd66a5f870 R09: 0000000000000080
[   35.853184][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000055b4a386fe70
[   35.853185][  T205] R13: 00007ffd66a5f954 R14: 0000000000000000 R15: 0000000000000000
| [   36.978955][  T205] softirqs last disabled at (4706726): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   36.978958][  T205] Preemption disabled at:
| [   36.978959][  T205] vprintk_emit (kernel/printk/printk.c:2471)
| [   36.978967][  T205] Tainted: [W]=WARN
[   36.978968][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   36.978970][  T205] Call Trace:
[   36.978971][  T205]  <TASK>
[   36.978973][  T205]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   36.978979][  T205]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   36.978980][  T205]  __might_resched.cold (kernel/sched/core.c:9234)
[   36.978985][  T205]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   36.978989][  T205]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   36.978993][  T205]  __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))
[   36.978995][  T205]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.979002][  T205]  ? 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)
[   36.979004][  T205]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   36.979008][  T205]  put_chars (drivers/char/virtio_console.c:1176)
[   36.979011][  T205]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   36.979012][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   36.979015][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.979018][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   36.979023][  T205]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   36.979027][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.979032][  T205]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   36.979035][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.979040][  T205]  console_emit_next_record (kernel/printk/printk.c:3183)
[   36.979044][  T205]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   36.979046][  T205]  ? 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))
[   36.979049][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.979050][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.979054][  T205]  console_flush_one_record (kernel/printk/printk.c:3268)
[   36.979059][  T205]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   36.979061][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.979066][  T205]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   36.979069][  T205]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   36.979071][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.979072][  T205]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   36.979076][  T205]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   36.979078][  T205]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   36.979081][  T205]  vprintk_emit (kernel/printk/printk.c:2479)
[   36.979084][  T205]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   36.979085][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   36.979087][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   36.979093][  T205]  dev_vprintk_emit (drivers/base/core.c:5000)
[   36.979098][  T205]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   36.979103][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   36.979105][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.979109][  T205]  dev_printk_emit (drivers/base/core.c:5011)
[   36.979111][  T205]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   36.979114][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   36.979116][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.979118][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.979120][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   36.979121][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   36.979125][  T205]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   36.979131][  T205]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   36.979134][  T205]  ? netdev_notice (net/core/dev.c:13194)
[   36.979136][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.979139][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.979142][  T205]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   36.979145][  T205]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.979147][  T205]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   36.979149][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   36.979151][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.979153][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.979156][  T205]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   36.979159][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.979162][  T205]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   36.979167][  T205]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   36.979170][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   36.979173][  T205]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   36.979175][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   36.979176][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   36.979178][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   36.979181][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.979182][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.979185][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.979190][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.979192][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   36.979194][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.979196][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   36.979197][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.979198][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.979200][  T205]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   36.979202][  T205]  ? __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)
[   36.979205][  T205]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   36.979206][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   36.979208][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.979209][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   36.979212][  T205]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   36.979213][  T205]  ? nla_get_range_signed (lib/nlattr.c:270)
[   36.979217][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   36.979219][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   36.979221][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   36.979228][  T205]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   36.979231][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   36.979233][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.979255][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.979257][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.979260][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.979262][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   36.979264][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.979270][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.979271][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.979273][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   36.979275][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.979279][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   36.979281][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   36.979284][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.979285][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.979290][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   36.979291][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.979295][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   36.979298][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   36.979301][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   36.979307][  T205]  ? 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))
[   36.979310][  T205]  ? 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))
[   36.979314][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   36.979318][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   36.979320][  T205]  ? vma_shrink (./include/linux/maple_tree.h:796 (discriminator 4))
[   36.979324][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   36.979327][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   36.979331][  T205]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   36.979333][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   36.979335][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   36.979340][  T205]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   36.979343][  T205]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   36.979347][  T205]  __sys_sendto (net/socket.c:2281)
[   36.979350][  T205]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   36.979364][  T205]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   36.979367][  T205]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   36.979370][  T205]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   36.979373][  T205]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   36.979375][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   36.979377][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   36.979380][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   36.979382][  T205] RIP: 0033:0x7f81e259654e
[   36.979385][  T205] 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
[   36.979387][  T205] RSP: 002b:00007ffd66a5f810 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   36.979390][  T205] RAX: ffffffffffffffda RBX: 000055b4a37fc960 RCX: 00007f81e259654e
[   36.979391][  T205] RDX: 0000000000000030 RSI: 000055b4a3861a60 RDI: 000000000000001a
[   36.979392][  T205] RBP: 00007ffd66a5f820 R08: 00007ffd66a5f870 R09: 0000000000000080
[   36.979392][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000055b4a3872ae0
[   36.979393][  T205] R13: 00007ffd66a5f954 R14: 0000000000000000 R15: 0000000000000000
| [   38.121765][  T906] softirqs last disabled at (10702): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   38.121766][  T906] Preemption disabled at:
| [   38.121767][  T906] vprintk_emit (kernel/printk/printk.c:2471)
| [   38.121775][  T906] Tainted: [W]=WARN
[   38.121781][  T906] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   38.121783][  T906] Call Trace:
[   38.121784][  T906]  <TASK>
[   38.121786][  T906]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   38.121792][  T906]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   38.121794][  T906]  __might_resched.cold (kernel/sched/core.c:9234)
[   38.121798][  T906]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   38.121802][  T906]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   38.121807][  T906]  __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))
[   38.121809][  T906]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.121815][  T906]  ? 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)
[   38.121818][  T906]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   38.121822][  T906]  put_chars (drivers/char/virtio_console.c:1176)
[   38.121824][  T906]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   38.121827][  T906]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   38.121830][  T906]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.121833][  T906]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   38.121837][  T906]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   38.121841][  T906]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   38.121842][  T906]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.121844][  T906]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.121848][  T906]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   38.121850][  T906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   38.121855][  T906]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.121859][  T906]  console_emit_next_record (kernel/printk/printk.c:3183)
[   38.121863][  T906]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   38.121864][  T906]  ? 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))
[   38.121868][  T906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.121869][  T906]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.121873][  T906]  console_flush_one_record (kernel/printk/printk.c:3268)
[   38.121877][  T906]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   38.121879][  T906]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.121885][  T906]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   38.121887][  T906]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   38.121889][  T906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.121891][  T906]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   38.121895][  T906]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   38.121897][  T906]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   38.121899][  T906]  vprintk_emit (kernel/printk/printk.c:2479)
[   38.121902][  T906]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   38.121904][  T906]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   38.121909][  T906]  _printk (kernel/printk/printk.c:2504)
[   38.121913][  T906]  ? snapshot_read.cold (user.c:?)
[   38.121916][  T906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   38.121918][  T906]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   38.121922][  T906]  ? notifier_call_chain (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/notifier.h:59 kernel/notifier.c:84)
[   38.121925][  T906]  vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1))
[   38.121930][  T906]  ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261)
[   38.121934][  T906]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   38.121938][  T906]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[   38.121944][  T906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.121945][  T906]  notifier_call_chain (kernel/notifier.c:85)
[   38.121950][  T906]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853)
[   38.121955][  T906]  ? netif_change_name (net/core/dev.c:1517)
[   38.121959][  T906]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   38.121962][  T906]  ? write_profile (profile.c:?)
[   38.121967][  T906]  netif_change_flags (net/core/dev.c:9882)
[   38.121971][  T906]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   38.121975][  T906]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   38.121977][  T906]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   38.121978][  T906]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   38.121980][  T906]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   38.121983][  T906]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   38.121985][  T906]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   38.121987][  T906]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   38.121989][  T906]  ? kasan_save_stack (mm/kasan/common.c:58)
[   38.121992][  T906]  ? kasan_save_stack (mm/kasan/common.c:57)
[   38.121993][  T906]  ? kasan_save_track (mm/kasan/common.c:78)
[   38.121994][  T906]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   38.121996][  T906]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.121998][  T906]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   38.122001][  T906]  ? ___sys_sendmsg (net/socket.c:2758)
[   38.122005][  T906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   38.122007][  T906]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   38.122010][  T906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.122011][  T906]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   38.122013][  T906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.122014][  T906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.122016][  T906]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   38.122018][  T906]  ? __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)
[   38.122020][  T906]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   38.122022][  T906]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   38.122026][  T906]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   38.122029][  T906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.122031][  T906]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   38.122037][  T906]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   38.122042][  T906]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.122044][  T906]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.122048][  T906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   38.122050][  T906]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   38.122052][  T906]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.122054][  T906]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   38.122058][  T906]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   38.122060][  T906]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   38.122063][  T906]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.122064][  T906]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   38.122068][  T906]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   38.122070][  T906]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   38.122074][  T906]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   38.122076][  T906]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   38.122079][  T906]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   38.122085][  T906]  ? 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))
[   38.122087][  T906]  ? 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))
[   38.122092][  T906]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   38.122096][  T906]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   38.122098][  T906]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   38.122102][  T906]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   38.122106][  T906]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   38.122110][  T906]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   38.122112][  T906]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   38.122117][  T906]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   38.122120][  T906]  ____sys_sendmsg (net/socket.c:2713)
[   38.122122][  T906]  ? copy_msghdr_from_user (net/socket.c:2650)
[   38.122124][  T906]  ? sock_write_iter (net/socket.c:1269)
[   38.122126][  T906]  ? move_addr_to_kernel (net/socket.c:258)
[   38.122133][  T906]  ___sys_sendmsg (net/socket.c:2767)
[   38.122136][  T906]  ? copy_msghdr_from_user (net/socket.c:2619)
[   38.122152][  T906]  __sys_sendmsg (net/socket.c:2799)
[   38.122155][  T906]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   38.122161][  T906]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   38.122164][  T906]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   38.122167][  T906]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   38.122170][  T906]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   38.122172][  T906] RIP: 0033:0x7febb3bdf54e
[   38.122177][  T906] 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
[   38.122178][  T906] RSP: 002b:00007ffc866f3c20 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   38.122181][  T906] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007febb3bdf54e
[   38.122182][  T906] RDX: 0000000000000000 RSI: 00007ffc866f3cd0 RDI: 0000000000000003
[   38.122183][  T906] RBP: 00007ffc866f3c30 R08: 0000000000000000 R09: 0000000000000000
[   38.122184][  T906] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91321b
[   38.122185][  T906] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc866f4390
| [   39.309242][  T205] softirqs last disabled at (4994220): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   39.309245][  T205] Preemption disabled at:
| [   39.309246][  T205] vprintk_emit (kernel/printk/printk.c:2471)
| [   39.309258][  T205] Tainted: [W]=WARN
[   39.309259][  T205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.309262][  T205] Call Trace:
[   39.309264][  T205]  <TASK>
[   39.309267][  T205]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   39.309274][  T205]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   39.309277][  T205]  __might_resched.cold (kernel/sched/core.c:9234)
[   39.309283][  T205]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   39.309289][  T205]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   39.309295][  T205]  __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))
[   39.309298][  T205]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.309307][  T205]  ? 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)
[   39.309311][  T205]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.309317][  T205]  put_chars (drivers/char/virtio_console.c:1176)
[   39.309321][  T205]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   39.309323][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   39.309328][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.309332][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.309341][  T205]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   39.309345][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.309354][  T205]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   39.309359][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.309368][  T205]  console_emit_next_record (kernel/printk/printk.c:3183)
[   39.309374][  T205]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   39.309377][  T205]  ? 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))
[   39.309382][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.309385][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.309391][  T205]  console_flush_one_record (kernel/printk/printk.c:3268)
[   39.309398][  T205]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   39.309401][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.309410][  T205]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   39.309414][  T205]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   39.309417][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.309420][  T205]  ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871)
[   39.309426][  T205]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   39.309429][  T205]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   39.309434][  T205]  vprintk_emit (kernel/printk/printk.c:2479)
[   39.309439][  T205]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   39.309441][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   39.309444][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   39.309453][  T205]  dev_vprintk_emit (drivers/base/core.c:5000)
[   39.309463][  T205]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   39.309472][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   39.309475][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.309481][  T205]  dev_printk_emit (drivers/base/core.c:5011)
[   39.309485][  T205]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   39.309489][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.309493][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.309496][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.309498][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   39.309501][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   39.309507][  T205]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   39.309517][  T205]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   39.309521][  T205]  ? netdev_notice (net/core/dev.c:13194)
[   39.309525][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.309530][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.309534][  T205]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   39.309540][  T205]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   39.309544][  T205]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   39.309549][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   39.309554][  T205]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   39.309559][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.309563][  T205]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   39.309572][  T205]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   39.309577][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.309582][  T205]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   39.309584][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   39.309586][  T205]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   39.309590][  T205]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.309593][  T205]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   39.309600][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.309603][  T205]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   39.309606][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   39.309611][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.309614][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   39.309618][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.309621][  T205]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.309623][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.309625][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.309628][  T205]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   39.309631][  T205]  ? __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)
[   39.309635][  T205]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   39.309638][  T205]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   39.309641][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   39.309646][  T205]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   39.309648][  T205]  ? nla_get_range_signed (lib/nlattr.c:270)
[   39.309653][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.309658][  T205]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.309672][  T205]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   39.309677][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   39.309679][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.309722][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.309725][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.309730][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.309733][  T205]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   39.309736][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.309743][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.309746][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.309749][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   39.309752][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.309759][  T205]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   39.309762][  T205]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   39.309768][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.309770][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.309778][  T205]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   39.309786][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.309792][  T205]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   39.309796][  T205]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   39.309801][  T205]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.309812][  T205]  ? 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))
[   39.309815][  T205]  ? 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))
[   39.309822][  T205]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.309829][  T205]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.309834][  T205]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.309840][  T205]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   39.309847][  T205]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   39.309849][  T205]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   39.309854][  T205]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.309863][  T205]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   39.309867][  T205]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   39.309871][  T205]  __sys_sendto (net/socket.c:2281)
[   39.309876][  T205]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   39.309903][  T205]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   39.309906][  T205]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   39.309910][  T205]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   39.309913][  T205]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   39.309917][  T205]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   39.309919][  T205]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   39.309923][  T205]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.309927][  T205] RIP: 0033:0x7f81e259654e
[   39.309931][  T205] 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
[   39.309934][  T205] RSP: 002b:00007ffd66a5f810 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   39.309937][  T205] RAX: ffffffffffffffda RBX: 000055b4a37fc960 RCX: 00007f81e259654e
[   39.309939][  T205] RDX: 0000000000000030 RSI: 000055b4a386f070 RDI: 000000000000001a
[   39.309940][  T205] RBP: 00007ffd66a5f820 R08: 00007ffd66a5f870 R09: 0000000000000080
[   39.309941][  T205] R10: 0000000000000000 R11: 0000000000000202 R12: 000055b4a3876170


Finger prints:
inet6_fill_ifla6_attrs:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
netif_change_name:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars