======================================
| [   10.852903][  T201] softirqs last disabled at (231432): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   10.852906][  T201] Preemption disabled at:
| [   10.852907][  T201] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.852915][  T201] Tainted: [W]=WARN
[   10.852916][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.852918][  T201] Call Trace:
[   10.852919][  T201]  <TASK>
[   10.852921][  T201]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.852927][  T201]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.852928][  T201]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.852932][  T201]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.852937][  T201]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.852941][  T201]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   10.852943][  T201]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.852950][  T201]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.852952][  T201]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.852956][  T201]  put_chars (drivers/char/virtio_console.c:1176)
[   10.852959][  T201]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.852962][  T201]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   10.852967][  T201]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.852971][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.852976][  T201]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.852979][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.852984][  T201]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.852988][  T201]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.852990][  T201]  ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2))
[   10.852993][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.852995][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.852999][  T201]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.853003][  T201]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.853005][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.853011][  T201]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.853013][  T201]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.853015][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.853017][  T201]  ? 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)
[   10.853021][  T201]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.853022][  T201]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.853025][  T201]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.853028][  T201]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.853029][  T201]  ? __kernel_text_address (kernel/extable.c:79)
[   10.853032][  T201]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   10.853035][  T201]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   10.853041][  T201]  dev_vprintk_emit (drivers/base/core.c:5000)
[   10.853045][  T201]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   10.853053][  T201]  dev_printk_emit (drivers/base/core.c:5011)
[   10.853056][  T201]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   10.853060][  T201]  ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3))
[   10.853065][  T201]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   10.853071][  T201]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   10.853073][  T201]  ? netdev_notice (net/core/dev.c:13194)
[   10.853076][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.853079][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.853081][  T201]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   10.853085][  T201]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   10.853087][  T201]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   10.853090][  T201]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   10.853093][  T201]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   10.853096][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.853099][  T201]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   10.853104][  T201]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   10.853107][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.853110][  T201]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   10.853111][  T201]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.853113][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.853115][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.853118][  T201]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.853122][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.853124][  T201]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   10.853126][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   10.853129][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.853131][  T201]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   10.853134][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.853136][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.853137][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.853138][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.853140][  T201]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   10.853143][  T201]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   10.853145][  T201]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   10.853147][  T201]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   10.853149][  T201]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.853152][  T201]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   10.853153][  T201]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.853157][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.853160][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.853168][  T201]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   10.853171][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   10.853172][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.853194][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.853196][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.853199][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.853201][  T201]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.853203][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.853207][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.853209][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.853211][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   10.853213][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.853217][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   10.853219][  T201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   10.853222][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.853223][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.853227][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.853230][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.853233][  T201]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   10.853236][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.853239][  T201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.853245][  T201]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.853248][  T201]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.853252][  T201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.853256][  T201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.853260][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.853263][  T201]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   10.853267][  T201]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   10.853269][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.853271][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.853276][  T201]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   10.853279][  T201]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   10.853283][  T201]  __sys_sendto (net/socket.c:2281)
[   10.853286][  T201]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   10.853302][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   10.853307][  T201]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   10.853310][  T201]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.853313][  T201]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.853315][  T201]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   10.853317][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.853319][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.853322][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.853324][  T201] RIP: 0033:0x7fdb73a1554e
[   10.853328][  T201] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.853330][  T201] RSP: 002b:00007ffc85ec1390 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   10.853332][  T201] RAX: ffffffffffffffda RBX: 0000556c4086ae70 RCX: 00007fdb73a1554e
[   10.853333][  T201] RDX: 0000000000000030 RSI: 0000556c40a1ca10 RDI: 000000000000001e
[   10.853334][  T201] RBP: 00007ffc85ec13a0 R08: 00007ffc85ec13f0 R09: 0000000000000080
[   10.853335][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 0000556c40a1dce0
[   10.853336][  T201] R13: 00007ffc85ec14d4 R14: 0000000000000000 R15: 0000000000000000
| [   11.973951][  T201] softirqs last disabled at (421722): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   11.973953][  T201] Preemption disabled at:
| [   11.973954][  T201] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.973963][  T201] Tainted: [W]=WARN
[   11.973963][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.973965][  T201] Call Trace:
[   11.973967][  T201]  <TASK>
[   11.973968][  T201]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.973974][  T201]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.973976][  T201]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.973980][  T201]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.973984][  T201]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.973989][  T201]  __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))
[   11.973990][  T201]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.973997][  T201]  ? 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)
[   11.974000][  T201]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.974003][  T201]  put_chars (drivers/char/virtio_console.c:1176)
[   11.974006][  T201]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.974007][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.974011][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.974014][  T201]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.974018][  T201]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.974023][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.974028][  T201]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.974031][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.974036][  T201]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.974040][  T201]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.974042][  T201]  ? 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))
[   11.974045][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.974047][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.974051][  T201]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.974055][  T201]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.974057][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.974062][  T201]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.974065][  T201]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.974067][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.974069][  T201]  ? 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)
[   11.974073][  T201]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.974074][  T201]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.974077][  T201]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.974080][  T201]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.974082][  T201]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.974084][  T201]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   11.974089][  T201]  dev_vprintk_emit (drivers/base/core.c:5000)
[   11.974094][  T201]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   11.974099][  T201]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.974101][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.974105][  T201]  dev_printk_emit (drivers/base/core.c:5011)
[   11.974107][  T201]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   11.974110][  T201]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.974112][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.974114][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.974116][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.974117][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.974121][  T201]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   11.974127][  T201]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   11.974133][  T201]  ? netdev_notice (net/core/dev.c:13194)
[   11.974136][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.974139][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.974141][  T201]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.974145][  T201]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   11.974147][  T201]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   11.974150][  T201]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   11.974153][  T201]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   11.974156][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.974159][  T201]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   11.974165][  T201]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   11.974167][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.974170][  T201]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.974172][  T201]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.974173][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.974175][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.974177][  T201]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.974182][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.974183][  T201]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   11.974185][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   11.974189][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.974191][  T201]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   11.974193][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.974195][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.974197][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.974198][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.974199][  T201]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.974201][  T201]  ? __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)
[   11.974204][  T201]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.974206][  T201]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   11.974208][  T201]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.974211][  T201]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.974212][  T201]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.974216][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.974219][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.974226][  T201]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   11.974229][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   11.974231][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.974253][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.974255][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.974257][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.974259][  T201]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.974261][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.974266][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.974268][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.974270][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   11.974271][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.974275][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   11.974277][  T201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.974280][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.974282][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.974286][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.974288][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.974291][  T201]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.974295][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.974302][  T201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.974309][  T201]  ? 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))
[   11.974311][  T201]  ? 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))
[   11.974315][  T201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.974319][  T201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.974323][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.974326][  T201]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.974330][  T201]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.974332][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.974334][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.974339][  T201]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   11.974342][  T201]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   11.974345][  T201]  __sys_sendto (net/socket.c:2281)
[   11.974348][  T201]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   11.974359][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   11.974364][  T201]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   11.974366][  T201]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.974370][  T201]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.974371][  T201]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   11.974374][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.974376][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.974378][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.974381][  T201] RIP: 0033:0x7fdb73a1554e
[   11.974384][  T201] 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
[   11.974386][  T201] RSP: 002b:00007ffc85ec1390 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   11.974389][  T201] RAX: ffffffffffffffda RBX: 0000556c4086ae70 RCX: 00007fdb73a1554e
[   11.974390][  T201] RDX: 0000000000000030 RSI: 0000556c40a1c020 RDI: 000000000000001e
[   11.974391][  T201] RBP: 00007ffc85ec13a0 R08: 00007ffc85ec13f0 R09: 0000000000000080
[   11.974392][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 0000556c40a23cd0
[   11.974392][  T201] R13: 00007ffc85ec14d4 R14: 0000000000000000 R15: 0000000000000000
| [   13.858344][  T261] softirqs last disabled at (10992): addrconf_permanent_addr (net/ipv6/addrconf.c:3651)
| [   13.858346][  T261] Preemption disabled at:
| [   13.858347][  T261] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.858355][  T261] Tainted: [W]=WARN
[   13.858356][  T261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.858358][  T261] Call Trace:
[   13.858360][  T261]  <TASK>
[   13.858361][  T261]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.858367][  T261]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.858369][  T261]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.858373][  T261]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.858378][  T261]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.858382][  T261]  __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))
[   13.858384][  T261]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.858390][  T261]  ? 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)
[   13.858393][  T261]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.858397][  T261]  put_chars (drivers/char/virtio_console.c:1176)
[   13.858399][  T261]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.858402][  T261]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.858405][  T261]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.858408][  T261]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.858412][  T261]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.858416][  T261]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.858418][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.858420][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.858424][  T261]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.858426][  T261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.858430][  T261]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.858434][  T261]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.858438][  T261]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.858440][  T261]  ? 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))
[   13.858443][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.858445][  T261]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.858449][  T261]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.858453][  T261]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.858455][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.858460][  T261]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.858463][  T261]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.858465][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.858467][  T261]  ? 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)
[   13.858470][  T261]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.858472][  T261]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.858475][  T261]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.858478][  T261]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.858480][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.858484][  T261]  _printk (kernel/printk/printk.c:2504)
[   13.858488][  T261]  ? snapshot_read.cold (user.c:?)
[   13.858491][  T261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.858493][  T261]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.858497][  T261]  ? 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)
[   13.858501][  T261]  vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1))
[   13.858505][  T261]  ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261)
[   13.858510][  T261]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   13.858516][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.858518][  T261]  notifier_call_chain (kernel/notifier.c:85)
[   13.858523][  T261]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853)
[   13.858528][  T261]  ? netif_change_name (net/core/dev.c:1517)
[   13.858531][  T261]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   13.858535][  T261]  ? write_profile (profile.c:?)
[   13.858540][  T261]  netif_change_flags (net/core/dev.c:9882)
[   13.858543][  T261]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   13.858547][  T261]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.858549][  T261]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.858551][  T261]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.858553][  T261]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.858556][  T261]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.858558][  T261]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.858560][  T261]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.858562][  T261]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.858564][  T261]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.858566][  T261]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.858567][  T261]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   13.858569][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.858571][  T261]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   13.858574][  T261]  ? ___sys_sendmsg (net/socket.c:2758)
[   13.858578][  T261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.858580][  T261]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.858582][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.858584][  T261]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.858586][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.858587][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.858589][  T261]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.858591][  T261]  ? __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)
[   13.858593][  T261]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.858595][  T261]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.858599][  T261]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.858602][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.858604][  T261]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.858610][  T261]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.858615][  T261]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.858617][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.858621][  T261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.858623][  T261]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.858627][  T261]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.858629][  T261]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.858633][  T261]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.858635][  T261]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.858638][  T261]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.858640][  T261]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.858644][  T261]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.858646][  T261]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.858649][  T261]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.858652][  T261]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.858655][  T261]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.858662][  T261]  ? 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))
[   13.858664][  T261]  ? 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))
[   13.858668][  T261]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.858672][  T261]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.858675][  T261]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.858679][  T261]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.858683][  T261]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.858687][  T261]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.858689][  T261]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   13.858694][  T261]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   13.858697][  T261]  ____sys_sendmsg (net/socket.c:2713)
[   13.858699][  T261]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.858701][  T261]  ? sock_write_iter (net/socket.c:1269)
[   13.858703][  T261]  ? move_addr_to_kernel (net/socket.c:258)
[   13.858710][  T261]  ___sys_sendmsg (net/socket.c:2767)
[   13.858713][  T261]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.858729][  T261]  __sys_sendmsg (net/socket.c:2799)
[   13.858732][  T261]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.858738][  T261]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.858741][  T261]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.858744][  T261]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.858747][  T261]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.858749][  T261] RIP: 0033:0x7fdf051cc54e
[   13.858753][  T261] 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
[   13.858755][  T261] RSP: 002b:00007ffcbce5ee60 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.858757][  T261] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdf051cc54e
[   13.858759][  T261] RDX: 0000000000000000 RSI: 00007ffcbce5ef10 RDI: 0000000000000003
[   13.858760][  T261] RBP: 00007ffcbce5ee70 R08: 0000000000000000 R09: 0000000000000000
[   13.858760][  T261] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917371
[   13.858761][  T261] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcbce5f5d0
| [   14.870215][  T201] softirqs last disabled at (825872): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   14.870217][  T201] Preemption disabled at:
| [   14.870218][  T201] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.870227][  T201] Tainted: [W]=WARN
[   14.870228][  T201] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.870229][  T201] Call Trace:
[   14.870231][  T201]  <TASK>
[   14.870232][  T201]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.870238][  T201]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.870240][  T201]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.870244][  T201]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.870248][  T201]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.870253][  T201]  __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))
[   14.870254][  T201]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.870261][  T201]  ? 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)
[   14.870264][  T201]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.870267][  T201]  put_chars (drivers/char/virtio_console.c:1176)
[   14.870270][  T201]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.870271][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.870274][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.870277][  T201]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.870283][  T201]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.870287][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.870292][  T201]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.870295][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.870299][  T201]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.870303][  T201]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.870305][  T201]  ? 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))
[   14.870309][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.870310][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.870321][  T201]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.870325][  T201]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.870327][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.870333][  T201]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.870335][  T201]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.870337][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.870339][  T201]  ? 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)
[   14.870343][  T201]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.870344][  T201]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.870347][  T201]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.870350][  T201]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.870351][  T201]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.870354][  T201]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   14.870359][  T201]  dev_vprintk_emit (drivers/base/core.c:5000)
[   14.870364][  T201]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   14.870369][  T201]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.870371][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.870374][  T201]  dev_printk_emit (drivers/base/core.c:5011)
[   14.870377][  T201]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   14.870380][  T201]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.870382][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.870384][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.870386][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.870387][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.870391][  T201]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   14.870397][  T201]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   14.870400][  T201]  ? netdev_notice (net/core/dev.c:13194)
[   14.870403][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.870405][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.870408][  T201]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.870411][  T201]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.870414][  T201]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   14.870416][  T201]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   14.870420][  T201]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   14.870423][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.870425][  T201]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   14.870431][  T201]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.870434][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.870437][  T201]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.870438][  T201]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.870440][  T201]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.870442][  T201]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.870444][  T201]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.870448][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.870450][  T201]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   14.870452][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   14.870455][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.870457][  T201]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   14.870460][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.870461][  T201]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.870463][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.870464][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.870466][  T201]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.870468][  T201]  ? __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)
[   14.870471][  T201]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.870473][  T201]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   14.870475][  T201]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.870478][  T201]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.870479][  T201]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.870483][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.870486][  T201]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.870493][  T201]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   14.870496][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   14.870497][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.870519][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.870521][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.870524][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.870526][  T201]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.870528][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.870532][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.870534][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.870536][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   14.870538][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.870542][  T201]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   14.870544][  T201]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.870547][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.870548][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.870553][  T201]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.870555][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.870558][  T201]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.870561][  T201]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.870564][  T201]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.870570][  T201]  ? 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))
[   14.870573][  T201]  ? 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))
[   14.870577][  T201]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.870581][  T201]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.870585][  T201]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.870588][  T201]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.870592][  T201]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.870594][  T201]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.870596][  T201]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.870601][  T201]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   14.870604][  T201]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   14.870607][  T201]  __sys_sendto (net/socket.c:2281)
[   14.870611][  T201]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   14.870625][  T201]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   14.870629][  T201]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.870633][  T201]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   14.870635][  T201]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   14.870638][  T201]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.870640][  T201]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.870642][  T201]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.870644][  T201] RIP: 0033:0x7fdb73a1554e
[   14.870648][  T201] 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
[   14.870650][  T201] RSP: 002b:00007ffc85ec1390 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   14.870652][  T201] RAX: ffffffffffffffda RBX: 0000556c4086ae70 RCX: 00007fdb73a1554e
[   14.870653][  T201] RDX: 0000000000000030 RSI: 0000556c40a25080 RDI: 000000000000001e
[   14.870654][  T201] RBP: 00007ffc85ec13a0 R08: 00007ffc85ec13f0 R09: 0000000000000080
[   14.870655][  T201] R10: 0000000000000000 R11: 0000000000000202 R12: 0000556c40a315b0


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