======================================
| [   11.625518][  T195] softirqs last disabled at (272756): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   11.625520][  T195] Preemption disabled at:
| [   11.625521][  T195] vprintk_emit (kernel/printk/printk.c:2471)
| [   11.625529][  T195] Tainted: [W]=WARN
[   11.625530][  T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   11.625532][  T195] Call Trace:
[   11.625534][  T195]  <TASK>
[   11.625535][  T195]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   11.625541][  T195]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   11.625543][  T195]  __might_resched.cold (kernel/sched/core.c:9234)
[   11.625548][  T195]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   11.625552][  T195]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   11.625556][  T195]  __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))
[   11.625558][  T195]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.625565][  T195]  ? 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)
[   11.625568][  T195]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   11.625572][  T195]  put_chars (drivers/char/virtio_console.c:1176)
[   11.625575][  T195]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   11.625578][  T195]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   11.625583][  T195]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   11.625587][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.625593][  T195]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   11.625596][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.625602][  T195]  console_emit_next_record (kernel/printk/printk.c:3183)
[   11.625606][  T195]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   11.625608][  T195]  ? 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))
[   11.625611][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.625613][  T195]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.625617][  T195]  console_flush_one_record (kernel/printk/printk.c:3268)
[   11.625622][  T195]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   11.625624][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.625629][  T195]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   11.625632][  T195]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   11.625634][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.625636][  T195]  ? 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)
[   11.625640][  T195]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   11.625642][  T195]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   11.625645][  T195]  vprintk_emit (kernel/printk/printk.c:2479)
[   11.625648][  T195]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   11.625649][  T195]  ? __kernel_text_address (kernel/extable.c:79)
[   11.625652][  T195]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   11.625656][  T195]  ? arch_stack_walk (arch/x86/kernel/stacktrace.c:26)
[   11.625662][  T195]  dev_vprintk_emit (drivers/base/core.c:5000)
[   11.625667][  T195]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   11.625675][  T195]  dev_printk_emit (drivers/base/core.c:5011)
[   11.625678][  T195]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   11.625682][  T195]  ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3))
[   11.625688][  T195]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   11.625694][  T195]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   11.625697][  T195]  ? netdev_notice (net/core/dev.c:13194)
[   11.625700][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.625703][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.625706][  T195]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   11.625709][  T195]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   11.625712][  T195]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   11.625715][  T195]  ? lock_pin_lock (kernel/locking/lockdep.c:5640 (discriminator 2) kernel/locking/lockdep.c:6003 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   11.625718][  T195]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   11.625721][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.625724][  T195]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   11.625730][  T195]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   11.625733][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.625736][  T195]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   11.625737][  T195]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.625739][  T195]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   11.625741][  T195]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   11.625744][  T195]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   11.625749][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.625751][  T195]  ? lock_pin_lock (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:6004 (discriminator 2) kernel/locking/lockdep.c:5991 (discriminator 2))
[   11.625753][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:433 kernel/locking/lockdep.c:5242)
[   11.625756][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.625759][  T195]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   11.625762][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.625763][  T195]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   11.625765][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.625766][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.625768][  T195]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   11.625770][  T195]  ? __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)
[   11.625773][  T195]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   11.625775][  T195]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   11.625777][  T195]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.625780][  T195]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   11.625781][  T195]  ? nla_get_range_signed (lib/nlattr.c:270)
[   11.625786][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.625789][  T195]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   11.625797][  T195]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   11.625800][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   11.625801][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.625826][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.625828][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.625831][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.625833][  T195]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   11.625835][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.625840][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.625842][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.625844][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   11.625846][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.625850][  T195]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   11.625852][  T195]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   11.625855][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.625857][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.625862][  T195]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   11.625863][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.625867][  T195]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   11.625871][  T195]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   11.625874][  T195]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   11.625881][  T195]  ? 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))
[   11.625883][  T195]  ? 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))
[   11.625888][  T195]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   11.625892][  T195]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   11.625896][  T195]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   11.625899][  T195]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   11.625904][  T195]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   11.625905][  T195]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   11.625908][  T195]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   11.625913][  T195]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   11.625916][  T195]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   11.625920][  T195]  __sys_sendto (net/socket.c:2281)
[   11.625923][  T195]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   11.625935][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   11.625941][  T195]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   11.625943][  T195]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   11.625947][  T195]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   11.625948][  T195]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   11.625951][  T195]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   11.625953][  T195]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   11.625955][  T195]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   11.625958][  T195] RIP: 0033:0x7f496efd954e
[   11.625961][  T195] 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
[   11.625963][  T195] RSP: 002b:00007ffc6a7ebb10 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   11.625966][  T195] RAX: ffffffffffffffda RBX: 0000561e8edd6040 RCX: 00007f496efd954e
[   11.625967][  T195] RDX: 0000000000000030 RSI: 0000561e8ee0d430 RDI: 0000000000000012
[   11.625968][  T195] RBP: 00007ffc6a7ebb20 R08: 00007ffc6a7ebb70 R09: 0000000000000080
[   11.625968][  T195] R10: 0000000000000000 R11: 0000000000000202 R12: 0000561e8ee0cbd0
[   11.625969][  T195] R13: 00007ffc6a7ebc54 R14: 0000000000000000 R15: 0000000000000000
| [   12.767727][  T219] softirqs last disabled at (12572): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   12.767730][  T219] Preemption disabled at:
| [   12.767730][  T219] vprintk_emit (kernel/printk/printk.c:2471)
| [   12.767742][  T219] Tainted: [W]=WARN
[   12.767743][  T219] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   12.767745][  T219] Call Trace:
[   12.767748][  T219]  <TASK>
[   12.767750][  T219]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   12.767758][  T219]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   12.767760][  T219]  __might_resched.cold (kernel/sched/core.c:9234)
[   12.767766][  T219]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   12.767772][  T219]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   12.767779][  T219]  __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))
[   12.767782][  T219]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.767792][  T219]  ? 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)
[   12.767796][  T219]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   12.767802][  T219]  put_chars (drivers/char/virtio_console.c:1176)
[   12.767806][  T219]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   12.767811][  T219]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.767815][  T219]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.767819][  T219]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.767827][  T219]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   12.767832][  T219]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   12.767834][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.767837][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.767845][  T219]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   12.767847][  T219]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.767855][  T219]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.767862][  T219]  console_emit_next_record (kernel/printk/printk.c:3183)
[   12.767869][  T219]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   12.767872][  T219]  ? 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))
[   12.767877][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.767880][  T219]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.767887][  T219]  console_flush_one_record (kernel/printk/printk.c:3268)
[   12.767895][  T219]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   12.767898][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.767908][  T219]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   12.767912][  T219]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   12.767915][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.767918][  T219]  ? 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)
[   12.767925][  T219]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   12.767927][  T219]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   12.767932][  T219]  vprintk_emit (kernel/printk/printk.c:2479)
[   12.767938][  T219]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   12.767942][  T219]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   12.767950][  T219]  _printk (kernel/printk/printk.c:2504)
[   12.767955][  T219]  ? snapshot_read.cold (user.c:?)
[   12.767961][  T219]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.767964][  T219]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.767971][  T219]  ? 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)
[   12.767976][  T219]  vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1))
[   12.767983][  T219]  ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261)
[   12.767991][  T219]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   12.767995][  T219]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[   12.768005][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.768008][  T219]  notifier_call_chain (kernel/notifier.c:85)
[   12.768017][  T219]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853)
[   12.768025][  T219]  ? netif_change_name (net/core/dev.c:1517)
[   12.768031][  T219]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   12.768037][  T219]  ? write_profile (profile.c:?)
[   12.768045][  T219]  netif_change_flags (net/core/dev.c:9882)
[   12.768052][  T219]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   12.768059][  T219]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   12.768062][  T219]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   12.768065][  T219]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   12.768068][  T219]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   12.768073][  T219]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   12.768076][  T219]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   12.768079][  T219]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   12.768083][  T219]  ? kasan_save_stack (mm/kasan/common.c:58)
[   12.768087][  T219]  ? kasan_save_stack (mm/kasan/common.c:57)
[   12.768089][  T219]  ? kasan_save_track (mm/kasan/common.c:78)
[   12.768091][  T219]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   12.768095][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.768098][  T219]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   12.768103][  T219]  ? ___sys_sendmsg (net/socket.c:2758)
[   12.768109][  T219]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.768112][  T219]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.768117][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.768121][  T219]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   12.768123][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.768125][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.768128][  T219]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   12.768132][  T219]  ? __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)
[   12.768135][  T219]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   12.768138][  T219]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   12.768145][  T219]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   12.768154][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.768158][  T219]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   12.768169][  T219]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   12.768179][  T219]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.768182][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.768190][  T219]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.768193][  T219]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.768197][  T219]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.768200][  T219]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.768207][  T219]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   12.768210][  T219]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   12.768216][  T219]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.768218][  T219]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   12.768227][  T219]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   12.768230][  T219]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.768236][  T219]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   12.768239][  T219]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   12.768245][  T219]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   12.768256][  T219]  ? 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))
[   12.768259][  T219]  ? 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))
[   12.768268][  T219]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   12.768275][  T219]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   12.768279][  T219]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   12.768287][  T219]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   12.768294][  T219]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   12.768301][  T219]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   12.768303][  T219]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   12.768312][  T219]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   12.768318][  T219]  ____sys_sendmsg (net/socket.c:2713)
[   12.768322][  T219]  ? copy_msghdr_from_user (net/socket.c:2650)
[   12.768325][  T219]  ? sock_write_iter (net/socket.c:1269)
[   12.768328][  T219]  ? move_addr_to_kernel (net/socket.c:258)
[   12.768342][  T219]  ___sys_sendmsg (net/socket.c:2767)
[   12.768347][  T219]  ? copy_msghdr_from_user (net/socket.c:2619)
[   12.768378][  T219]  __sys_sendmsg (net/socket.c:2799)
[   12.768383][  T219]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   12.768394][  T219]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   12.768400][  T219]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   12.768405][  T219]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   12.768410][  T219]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   12.768413][  T219] RIP: 0033:0x7f2fa828e54e
[   12.768418][  T219] 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
[   12.768421][  T219] RSP: 002b:00007ffe67795bb0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   12.768424][  T219] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f2fa828e54e
[   12.768427][  T219] RDX: 0000000000000000 RSI: 00007ffe67795c60 RDI: 0000000000000003
[   12.768428][  T219] RBP: 00007ffe67795bc0 R08: 0000000000000000 R09: 0000000000000000
[   12.768429][  T219] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918a1d
[   12.768431][  T219] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe67796320
| [   13.801949][  T256] softirqs last disabled at (15524): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883)
| [   13.801951][  T256] Preemption disabled at:
| [   13.801952][  T256] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.801960][  T256] Tainted: [W]=WARN
[   13.801961][  T256] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.801962][  T256] Call Trace:
[   13.801964][  T256]  <TASK>
[   13.801965][  T256]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.801971][  T256]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.801973][  T256]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.801977][  T256]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.801981][  T256]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.801986][  T256]  __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))
[   13.801988][  T256]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.801994][  T256]  ? 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)
[   13.801997][  T256]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.802001][  T256]  put_chars (drivers/char/virtio_console.c:1176)
[   13.802003][  T256]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.802006][  T256]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.802009][  T256]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.802012][  T256]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.802016][  T256]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.802020][  T256]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.802022][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.802024][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.802028][  T256]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.802030][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.802035][  T256]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.802039][  T256]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.802043][  T256]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.802045][  T256]  ? 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))
[   13.802048][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.802050][  T256]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.802055][  T256]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.802059][  T256]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.802061][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.802066][  T256]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.802069][  T256]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.802071][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.802073][  T256]  ? 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)
[   13.802077][  T256]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.802079][  T256]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.802082][  T256]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.802085][  T256]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.802087][  T256]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.802092][  T256]  _printk (kernel/printk/printk.c:2504)
[   13.802096][  T256]  ? snapshot_read.cold (user.c:?)
[   13.802100][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.802102][  T256]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.802107][  T256]  ? 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)
[   13.802111][  T256]  vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1))
[   13.802116][  T256]  ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261)
[   13.802120][  T256]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   13.802124][  T256]  ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599)
[   13.802130][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.802132][  T256]  notifier_call_chain (kernel/notifier.c:85)
[   13.802137][  T256]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853)
[   13.802142][  T256]  ? netif_change_name (net/core/dev.c:1517)
[   13.802146][  T256]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   13.802152][  T256]  ? write_profile (profile.c:?)
[   13.802157][  T256]  netif_change_flags (net/core/dev.c:9882)
[   13.802162][  T256]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   13.802165][  T256]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.802168][  T256]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.802169][  T256]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   13.802171][  T256]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   13.802174][  T256]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.802176][  T256]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.802178][  T256]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.802181][  T256]  ? kasan_save_stack (mm/kasan/common.c:58)
[   13.802183][  T256]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.802184][  T256]  ? kasan_save_track (mm/kasan/common.c:78)
[   13.802185][  T256]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   13.802188][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.802190][  T256]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   13.802193][  T256]  ? ___sys_sendmsg (net/socket.c:2758)
[   13.802197][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.802199][  T256]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.802201][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.802203][  T256]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.802205][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.802206][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.802208][  T256]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.802210][  T256]  ? __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)
[   13.802213][  T256]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.802215][  T256]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   13.802218][  T256]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.802222][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.802224][  T256]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   13.802230][  T256]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   13.802235][  T256]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.802237][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.802242][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.802244][  T256]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.802246][  T256]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.802248][  T256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.802252][  T256]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   13.802254][  T256]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.802257][  T256]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.802259][  T256]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.802263][  T256]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.802265][  T256]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.802269][  T256]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.802271][  T256]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.802274][  T256]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.802280][  T256]  ? 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))
[   13.802282][  T256]  ? 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))
[   13.802287][  T256]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.802291][  T256]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.802294][  T256]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.802298][  T256]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.802302][  T256]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.802306][  T256]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.802308][  T256]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   13.802313][  T256]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   13.802316][  T256]  ____sys_sendmsg (net/socket.c:2713)
[   13.802319][  T256]  ? copy_msghdr_from_user (net/socket.c:2650)
[   13.802321][  T256]  ? sock_write_iter (net/socket.c:1269)
[   13.802323][  T256]  ? move_addr_to_kernel (net/socket.c:258)
[   13.802330][  T256]  ___sys_sendmsg (net/socket.c:2767)
[   13.802333][  T256]  ? copy_msghdr_from_user (net/socket.c:2619)
[   13.802350][  T256]  __sys_sendmsg (net/socket.c:2799)
[   13.802353][  T256]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   13.802360][  T256]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.802364][  T256]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.802367][  T256]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.802369][  T256]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.802372][  T256] RIP: 0033:0x7f718083254e
[   13.802376][  T256] 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
[   13.802377][  T256] RSP: 002b:00007ffd92b4fc90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   13.802380][  T256] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f718083254e
[   13.802381][  T256] RDX: 0000000000000000 RSI: 00007ffd92b4fd40 RDI: 0000000000000003
[   13.802382][  T256] RBP: 00007ffd92b4fca0 R08: 0000000000000000 R09: 0000000000000000
[   13.802383][  T256] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918a1f
[   13.802384][  T256] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd92b50400
| [   15.044344][  T262] softirqs last disabled at (17538): addrconf_permanent_addr (net/ipv6/addrconf.c:3651)
| [   15.044347][  T262] Preemption disabled at:
| [   15.044348][  T262] vprintk_emit (kernel/printk/printk.c:2471)
| [   15.044359][  T262] Tainted: [W]=WARN
[   15.044361][  T262] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.044363][  T262] Call Trace:
[   15.044365][  T262]  <TASK>
[   15.044367][  T262]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.044375][  T262]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   15.044377][  T262]  __might_resched.cold (kernel/sched/core.c:9234)
[   15.044383][  T262]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   15.044389][  T262]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   15.044396][  T262]  __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))
[   15.044399][  T262]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.044409][  T262]  ? 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)
[   15.044413][  T262]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   15.044419][  T262]  put_chars (drivers/char/virtio_console.c:1176)
[   15.044423][  T262]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   15.044427][  T262]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.044432][  T262]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.044436][  T262]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.044443][  T262]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   15.044448][  T262]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   15.044451][  T262]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.044453][  T262]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.044461][  T262]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   15.044463][  T262]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.044471][  T262]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.044484][  T262]  console_emit_next_record (kernel/printk/printk.c:3183)
[   15.044491][  T262]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   15.044493][  T262]  ? 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))
[   15.044499][  T262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.044502][  T262]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.044509][  T262]  console_flush_one_record (kernel/printk/printk.c:3268)
[   15.044516][  T262]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   15.044519][  T262]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.044529][  T262]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   15.044533][  T262]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   15.044536][  T262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.044539][  T262]  ? 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)
[   15.044545][  T262]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   15.044548][  T262]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   15.044553][  T262]  vprintk_emit (kernel/printk/printk.c:2479)
[   15.044559][  T262]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.044563][  T262]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.044571][  T262]  _printk (kernel/printk/printk.c:2504)
[   15.044576][  T262]  ? snapshot_read.cold (user.c:?)
[   15.044582][  T262]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.044585][  T262]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.044591][  T262]  ? 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)
[   15.044597][  T262]  vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1))
[   15.044603][  T262]  ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261)
[   15.044611][  T262]  ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110)
[   15.044622][  T262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.044625][  T262]  notifier_call_chain (kernel/notifier.c:85)
[   15.044634][  T262]  __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853)
[   15.044641][  T262]  ? netif_change_name (net/core/dev.c:1517)
[   15.044648][  T262]  ? netif_set_allmulti (./include/net/netdev_lock.h:33)
[   15.044653][  T262]  ? write_profile (profile.c:?)
[   15.044661][  T262]  netif_change_flags (net/core/dev.c:9882)
[   15.044668][  T262]  do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1))
[   15.044675][  T262]  ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   15.044678][  T262]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   15.044680][  T262]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380)
[   15.044683][  T262]  ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2))
[   15.044688][  T262]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   15.044692][  T262]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   15.044695][  T262]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   15.044699][  T262]  ? kasan_save_stack (mm/kasan/common.c:58)
[   15.044702][  T262]  ? kasan_save_stack (mm/kasan/common.c:57)
[   15.044704][  T262]  ? kasan_save_track (mm/kasan/common.c:78)
[   15.044706][  T262]  ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415)
[   15.044710][  T262]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.044713][  T262]  ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320)
[   15.044717][  T262]  ? ___sys_sendmsg (net/socket.c:2758)
[   15.044723][  T262]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.044726][  T262]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.044731][  T262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.044734][  T262]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.044736][  T262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.044738][  T262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.044741][  T262]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   15.044745][  T262]  ? __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)
[   15.044748][  T262]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   15.044751][  T262]  ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214)
[   15.044758][  T262]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   15.044764][  T262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.044768][  T262]  ? __rtnl_newlink (net/core/rtnetlink.c:4063)
[   15.044778][  T262]  rtnl_newlink (net/core/rtnetlink.c:4215)
[   15.044789][  T262]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.044792][  T262]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.044800][  T262]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.044803][  T262]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.044806][  T262]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.044809][  T262]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.044816][  T262]  ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558)
[   15.044820][  T262]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   15.044825][  T262]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.044827][  T262]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.044835][  T262]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.044838][  T262]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.044845][  T262]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   15.044849][  T262]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   15.044854][  T262]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   15.044866][  T262]  ? 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))
[   15.044869][  T262]  ? 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))
[   15.044877][  T262]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   15.044884][  T262]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   15.044888][  T262]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.044896][  T262]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   15.044903][  T262]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   15.044910][  T262]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.044912][  T262]  ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373)
[   15.044921][  T262]  __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4))
[   15.044926][  T262]  ____sys_sendmsg (net/socket.c:2713)
[   15.044929][  T262]  ? copy_msghdr_from_user (net/socket.c:2650)
[   15.044933][  T262]  ? sock_write_iter (net/socket.c:1269)
[   15.044935][  T262]  ? move_addr_to_kernel (net/socket.c:258)
[   15.044949][  T262]  ___sys_sendmsg (net/socket.c:2767)
[   15.044954][  T262]  ? copy_msghdr_from_user (net/socket.c:2619)
[   15.044985][  T262]  __sys_sendmsg (net/socket.c:2799)
[   15.044990][  T262]  ? __sys_sendmsg_sock (net/socket.c:2780)
[   15.045001][  T262]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.045007][  T262]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   15.045011][  T262]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   15.045015][  T262]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   15.045019][  T262] RIP: 0033:0x7f3eb992d54e
[   15.045024][  T262] 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
[   15.045026][  T262] RSP: 002b:00007ffc2af26cd0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e
[   15.045030][  T262] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3eb992d54e
[   15.045032][  T262] RDX: 0000000000000000 RSI: 00007ffc2af26d80 RDI: 0000000000000003
[   15.045033][  T262] RBP: 00007ffc2af26ce0 R08: 0000000000000000 R09: 0000000000000000
[   15.045035][  T262] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a918a20
[   15.045036][  T262] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc2af27440
| [   15.053543][    C0]
| [   15.053544][    C0]
| [   15.053544][    C0] stack backtrace:
| [   15.053549][    C0] Tainted: [W]=WARN
[   15.053550][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   15.053551][    C0] Call Trace:
[   15.053553][    C0]  <IRQ>
[   15.053554][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   15.053558][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   15.053560][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   15.053562][    C0]  ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450)
[   15.053565][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   15.053567][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   15.053569][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   15.053571][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   15.053573][    C0]  ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2))
[   15.053575][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.053576][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   15.053578][    C0]  console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2))
[   15.053580][    C0]  ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2))
[   15.053582][    C0]  vprintk_emit (kernel/printk/printk.c:2478)
[   15.053583][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   15.053586][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   15.053587][    C0]  _printk (kernel/printk/printk.c:2504)
[   15.053589][    C0]  ? snapshot_read.cold (user.c:?)
[   15.053591][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1))
[   15.053593][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.053595][    C0]  clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10))
[   15.053597][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   15.053598][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   15.053600][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   15.053602][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   15.053604][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   15.053607][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   15.053609][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.053611][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.053612][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   15.053614][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   15.053616][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   15.053618][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   15.053621][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   15.053623][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   15.053625][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   15.053627][    C0]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   15.053630][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.053631][    C0]  handle_softirqs (kernel/softirq.c:645)
[   15.053633][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   15.053635][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   15.053637][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   15.053639][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   15.053640][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   15.053642][    C0]  </IRQ>
[   15.053642][    C0]  <TASK>
[   15.053643][    C0]  ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2))
[   15.053645][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   15.053646][    C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63)
[   15.053648][    C0] Code: 48 8b 3d 94 82 68 02 e8 1f 00 00 00 48 2b 05 58 d3 a0 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 13 06 0e 00 fb f4 <c3> 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01
All code
========
   0:	48 8b 3d 94 82 68 02 	mov    0x2688294(%rip),%rdi        # 0x268829b
   7:	e8 1f 00 00 00       	call   0x2b
   c:	48 2b 05 58 d3 a0 00 	sub    0xa0d358(%rip),%rax        # 0xa0d36b
  13:	c3                   	ret
  14:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  1b:	f3 0f 1e fa          	endbr64
  1f:	eb 07                	jmp    0x28
  21:	0f 00 2d 13 06 0e 00 	verw   0xe0613(%rip)        # 0xe063b
  28:	fb                   	sti
  29:	f4                   	hlt
  2a:*	c3                   	ret		<-- trapping instruction
  2b:	0f 1f 40 d6          	nopl   -0x2a(%rax)
  2f:	48 83 ec 20          	sub    $0x20,%rsp
  33:	8b 17                	mov    (%rdi),%edx
  35:	49 89 f8             	mov    %rdi,%r8
  38:	83 e2 fe             	and    $0xfffffffe,%edx
  3b:	41 89 d2             	mov    %edx,%r10d
  3e:	0f                   	.byte 0xf
  3f:	01                   	.byte 0x1

Code starting with the faulting instruction
===========================================
   0:	c3                   	ret
   1:	0f 1f 40 d6          	nopl   -0x2a(%rax)
   5:	48 83 ec 20          	sub    $0x20,%rsp
   9:	8b 17                	mov    (%rdi),%edx
   b:	49 89 f8             	mov    %rdi,%r8
   e:	83 e2 fe             	and    $0xfffffffe,%edx
  11:	41 89 d2             	mov    %edx,%r10d
  14:	0f                   	.byte 0xf
  15:	01                   	.byte 0x1
[   15.053650][    C0] RSP: 0018:ffffffffa7a07cf8 EFLAGS: 00000296
[   15.053652][    C0] RAX: 0000000000074683 RBX: ffffffffa7a30600 RCX: ffffffffa4106247
[   15.053653][    C0] RDX: ffffffffa7a30600 RSI: ffffffffa7311011 RDI: ffffffffa6c949e0
[   15.053654][    C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
[   15.053655][    C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff4f40fa2
[   15.053656][    C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770
[   15.053657][    C0]  ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   15.053660][    C0]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   15.053661][    C0]  default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768)
[   15.053663][    C0]  default_idle_call (kernel/sched/idle.c:122)
[   15.053664][    C0]  cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199)
[   15.053666][    C0]  ? arch_cpu_idle_exit+0x40/0x40
[   15.053668][    C0]  ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49)
[   15.053670][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   15.053672][    C0]  do_idle (kernel/sched/idle.c:355)
[   15.053673][    C0]  cpu_startup_entry (kernel/sched/idle.c:454)
[   15.053675][    C0]  rest_init (init/main.c:727)
[   15.053677][    C0]  ? __cpuidle_text_end (??:?)
[   15.053679][    C0]  ? rest_init (init/main.c:727)
[   15.053681][    C0]  ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1))
[   15.053684][    C0]  ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1))
[   15.053686][    C0]  ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47)
[   15.053688][    C0]  start_kernel (init/main.c:1185)
[   15.053690][    C0]  x86_64_start_reservations (arch/x86/kernel/head64.c:310)
[   15.053692][    C0]  x86_64_start_kernel (arch/x86/kernel/head64.c:291)


Finger prints:
addrconf_permanent_addr:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_trylock_spinning
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