======================================
| [    8.700787][   T86] softirqs last disabled at (421488): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [    8.700789][   T86] Preemption disabled at:
| [    8.700790][   T86] vprintk_emit (kernel/printk/printk.c:2471)
| [    8.700798][   T86] Tainted: [W]=WARN
[    8.700799][   T86] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.700801][   T86] Call Trace:
[    8.700802][   T86]  <TASK>
[    8.700804][   T86]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    8.700809][   T86]  ? vprintk_emit (kernel/printk/printk.c:2471)
[    8.700811][   T86]  __might_resched.cold (kernel/sched/core.c:9234)
[    8.700815][   T86]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    8.700819][   T86]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    8.700824][   T86]  __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))
[    8.700826][   T86]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    8.700831][   T86]  ? 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)
[    8.700833][   T86]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    8.700836][   T86]  put_chars (drivers/char/virtio_console.c:1176)
[    8.700839][   T86]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    8.700842][   T86]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[    8.700847][   T86]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    8.700849][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.700854][   T86]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    8.700856][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.700863][   T86]  console_emit_next_record (kernel/printk/printk.c:3183)
[    8.700866][   T86]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    8.700870][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.700872][   T86]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    8.700876][   T86]  console_flush_one_record (kernel/printk/printk.c:3268)
[    8.700880][   T86]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    8.700881][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.700886][   T86]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    8.700889][   T86]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    8.700890][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.700892][   T86]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    8.700896][   T86]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    8.700897][   T86]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    8.700900][   T86]  vprintk_emit (kernel/printk/printk.c:2479)
[    8.700903][   T86]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    8.700905][   T86]  ? write_profile (profile.c:?)
[    8.700908][   T86]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[    8.700915][   T86]  dev_vprintk_emit (drivers/base/core.c:5000)
[    8.700919][   T86]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[    8.700923][   T86]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[    8.700929][   T86]  dev_printk_emit (drivers/base/core.c:5011)
[    8.700932][   T86]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[    8.700936][   T86]  ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3))
[    8.700941][   T86]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[    8.700946][   T86]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[    8.700948][   T86]  ? netdev_notice (net/core/dev.c:13194)
[    8.700950][   T86]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.700954][   T86]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    8.700956][   T86]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[    8.700959][   T86]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[    8.700962][   T86]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[    8.700965][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.700966][   T86]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[    8.700968][   T86]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[    8.700971][   T86]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[    8.700974][   T86]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.700977][   T86]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[    8.700982][   T86]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[    8.700985][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.700988][   T86]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[    8.700989][   T86]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    8.700990][   T86]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    8.700993][   T86]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    8.700995][   T86]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    8.700999][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.701004][   T86]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.701005][   T86]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[    8.701008][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.701010][   T86]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    8.701011][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.701013][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.701015][   T86]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[    8.701017][   T86]  ? __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)
[    8.701020][   T86]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[    8.701021][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.701023][   T86]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[    8.701026][   T86]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    8.701028][   T86]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[    8.701029][   T86]  ? nla_get_range_signed (lib/nlattr.c:270)
[    8.701035][   T86]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    8.701038][   T86]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[    8.701046][   T86]  rtnl_setlink (net/core/rtnetlink.c:3596)
[    8.701050][   T86]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[    8.701051][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.701074][   T86]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.701076][   T86]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.701079][   T86]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    8.701080][   T86]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    8.701082][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.701086][   T86]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.701088][   T86]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.701090][   T86]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[    8.701092][   T86]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    8.701095][   T86]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[    8.701098][   T86]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[    8.701101][   T86]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.701103][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.701107][   T86]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.701108][   T86]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.701112][   T86]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[    8.701115][   T86]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.701118][   T86]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.701125][   T86]  ? 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))
[    8.701127][   T86]  ? 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))
[    8.701131][   T86]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.701135][   T86]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.701138][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.701143][   T86]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[    8.701147][   T86]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[    8.701150][   T86]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[    8.701154][   T86]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[    8.701157][   T86]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[    8.701161][   T86]  ? __ia32_sys_getpeername (net/socket.c:2235)
[    8.701171][   T86]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[    8.701177][   T86]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[    8.701178][   T86]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    8.701182][   T86]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[    8.701183][   T86]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[    8.701185][   T86]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    8.701186][   T86]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    8.701189][   T86]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.701191][   T86] RIP: 0033:0x7f463349854e
[    8.701195][   T86] 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
[    8.701197][   T86] RSP: 002b:00007ffe273edfc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[    8.701199][   T86] RAX: ffffffffffffffda RBX: 000055f895b5ff50 RCX: 00007f463349854e
[    8.701200][   T86] RDX: 0000000000000030 RSI: 000055f895b63930 RDI: 000000000000001a
[    8.701201][   T86] RBP: 00007ffe273edfd0 R08: 00007ffe273ee020 R09: 0000000000000080
[    8.701202][   T86] R10: 0000000000000000 R11: 0000000000000202 R12: 000055f895cb48a0
[    8.701203][   T86] R13: 00007ffe273ee104 R14: 0000000000000000 R15: 0000000000000000
| [   10.436246][   T86] softirqs last disabled at (662422): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   10.436248][   T86] Preemption disabled at:
| [   10.436248][   T86] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.436257][   T86] Tainted: [W]=WARN
[   10.436258][   T86] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.436260][   T86] Call Trace:
[   10.436261][   T86]  <TASK>
[   10.436263][   T86]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.436268][   T86]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.436270][   T86]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.436275][   T86]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.436279][   T86]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.436283][   T86]  __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))
[   10.436285][   T86]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.436291][   T86]  ? 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)
[   10.436293][   T86]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.436296][   T86]  put_chars (drivers/char/virtio_console.c:1176)
[   10.436299][   T86]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.436300][   T86]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.436304][   T86]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.436307][   T86]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.436311][   T86]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.436314][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.436318][   T86]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.436321][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.436326][   T86]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.436329][   T86]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.436334][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.436336][   T86]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.436339][   T86]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.436343][   T86]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.436345][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.436350][   T86]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.436352][   T86]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.436354][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.436356][   T86]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.436359][   T86]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.436360][   T86]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.436364][   T86]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.436367][   T86]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.436369][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.436371][   T86]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[   10.436376][   T86]  dev_vprintk_emit (drivers/base/core.c:5000)
[   10.436381][   T86]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   10.436387][   T86]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.436391][   T86]  dev_printk_emit (drivers/base/core.c:5011)
[   10.436393][   T86]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   10.436395][   T86]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.436398][   T86]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.436400][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.436401][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.436402][   T86]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.436404][   T86]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.436412][   T86]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   10.436417][   T86]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   10.436419][   T86]  ? netdev_notice (net/core/dev.c:13194)
[   10.436421][   T86]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.436425][   T86]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.436427][   T86]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   10.436430][   T86]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   10.436432][   T86]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   10.436436][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.436437][   T86]  ? rwsem_optimistic_spin (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:4434 kernel/locking/rwsem.c:245 kernel/locking/rwsem.c:898)
[   10.436439][   T86]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   10.436442][   T86]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   10.436444][   T86]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.436447][   T86]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   10.436453][   T86]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   10.436456][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.436458][   T86]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   10.436460][   T86]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.436461][   T86]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.436463][   T86]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.436465][   T86]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.436469][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.436473][   T86]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.436475][   T86]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   10.436478][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.436480][   T86]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.436481][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.436483][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.436485][   T86]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   10.436487][   T86]  ? __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)
[   10.436490][   T86]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   10.436491][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.436493][   T86]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   10.436496][   T86]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.436498][   T86]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   10.436500][   T86]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.436506][   T86]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.436508][   T86]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   10.436516][   T86]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   10.436520][   T86]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   10.436521][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.436543][   T86]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.436544][   T86]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.436547][   T86]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.436549][   T86]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.436551][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.436555][   T86]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.436556][   T86]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.436558][   T86]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   10.436560][   T86]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.436564][   T86]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   10.436566][   T86]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   10.436569][   T86]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.436571][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.436575][   T86]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.436577][   T86]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.436581][   T86]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   10.436584][   T86]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.436587][   T86]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.436593][   T86]  ? 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))
[   10.436595][   T86]  ? 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))
[   10.436600][   T86]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.436604][   T86]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.436606][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.436610][   T86]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   10.436614][   T86]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   10.436618][   T86]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.436621][   T86]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.436624][   T86]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   10.436628][   T86]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   10.436646][   T86]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   10.436648][   T86]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.436651][   T86]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.436654][   T86]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   10.436656][   T86]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.436657][   T86]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.436660][   T86]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.436662][   T86] RIP: 0033:0x7f463349854e
[   10.436666][   T86] 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
[   10.436667][   T86] RSP: 002b:00007ffe273edfc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   10.436670][   T86] RAX: ffffffffffffffda RBX: 000055f895b5ff50 RCX: 00007f463349854e
[   10.436672][   T86] RDX: 0000000000000030 RSI: 000055f895b59060 RDI: 000000000000001a
[   10.436672][   T86] RBP: 00007ffe273edfd0 R08: 00007ffe273ee020 R09: 0000000000000080
[   10.436673][   T86] R10: 0000000000000000 R11: 0000000000000202 R12: 000055f895cb7470


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