======================================
| [    8.653979][   T84] softirqs last disabled at (409806): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [    8.653981][   T84] Preemption disabled at:
| [    8.653982][   T84] vprintk_emit (kernel/printk/printk.c:2471)
| [    8.653990][   T84] Tainted: [W]=WARN
[    8.653991][   T84] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    8.653992][   T84] Call Trace:
[    8.653994][   T84]  <TASK>
[    8.653995][   T84]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    8.654001][   T84]  ? vprintk_emit (kernel/printk/printk.c:2471)
[    8.654003][   T84]  __might_resched.cold (kernel/sched/core.c:9234)
[    8.654007][   T84]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    8.654011][   T84]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    8.654016][   T84]  __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))
[    8.654018][   T84]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    8.654023][   T84]  ? 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)
[    8.654026][   T84]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    8.654028][   T84]  put_chars (drivers/char/virtio_console.c:1176)
[    8.654031][   T84]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    8.654035][   T84]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[    8.654039][   T84]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    8.654042][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.654046][   T84]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    8.654049][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.654055][   T84]  console_emit_next_record (kernel/printk/printk.c:3183)
[    8.654059][   T84]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    8.654063][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.654065][   T84]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    8.654068][   T84]  console_flush_one_record (kernel/printk/printk.c:3268)
[    8.654072][   T84]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    8.654074][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.654079][   T84]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    8.654081][   T84]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    8.654083][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.654085][   T84]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    8.654088][   T84]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    8.654090][   T84]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    8.654093][   T84]  vprintk_emit (kernel/printk/printk.c:2479)
[    8.654096][   T84]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    8.654098][   T84]  ? write_profile (profile.c:?)
[    8.654101][   T84]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[    8.654108][   T84]  dev_vprintk_emit (drivers/base/core.c:5000)
[    8.654113][   T84]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[    8.654117][   T84]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[    8.654123][   T84]  dev_printk_emit (drivers/base/core.c:5011)
[    8.654125][   T84]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[    8.654129][   T84]  ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3))
[    8.654134][   T84]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[    8.654139][   T84]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[    8.654141][   T84]  ? netdev_notice (net/core/dev.c:13194)
[    8.654144][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.654147][   T84]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    8.654150][   T84]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[    8.654153][   T84]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[    8.654155][   T84]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[    8.654158][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.654160][   T84]  ? 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)
[    8.654162][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[    8.654165][   T84]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[    8.654167][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.654171][   T84]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[    8.654176][   T84]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[    8.654179][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.654182][   T84]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[    8.654183][   T84]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    8.654185][   T84]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    8.654187][   T84]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    8.654190][   T84]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    8.654194][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.654198][   T84]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.654200][   T84]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[    8.654203][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.654205][   T84]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    8.654206][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.654207][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    8.654209][   T84]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[    8.654212][   T84]  ? __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)
[    8.654215][   T84]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[    8.654216][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.654218][   T84]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[    8.654220][   T84]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    8.654223][   T84]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[    8.654224][   T84]  ? nla_get_range_signed (lib/nlattr.c:270)
[    8.654230][   T84]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    8.654233][   T84]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[    8.654241][   T84]  rtnl_setlink (net/core/rtnetlink.c:3596)
[    8.654244][   T84]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[    8.654246][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.654269][   T84]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.654270][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.654273][   T84]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    8.654275][   T84]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    8.654277][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.654281][   T84]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.654282][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.654285][   T84]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[    8.654287][   T84]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    8.654290][   T84]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[    8.654292][   T84]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[    8.654296][   T84]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.654297][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.654302][   T84]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    8.654303][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    8.654307][   T84]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[    8.654310][   T84]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    8.654313][   T84]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    8.654320][   T84]  ? 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))
[    8.654322][   T84]  ? 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))
[    8.654327][   T84]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    8.654331][   T84]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    8.654333][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    8.654338][   T84]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[    8.654342][   T84]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[    8.654350][   T84]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[    8.654354][   T84]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[    8.654357][   T84]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[    8.654361][   T84]  ? __ia32_sys_getpeername (net/socket.c:2235)
[    8.654374][   T84]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[    8.654376][   T84]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    8.654379][   T84]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[    8.654382][   T84]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[    8.654384][   T84]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    8.654385][   T84]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    8.654388][   T84]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    8.654390][   T84] RIP: 0033:0x7ffa1d74254e
[    8.654393][   T84] 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
[    8.654395][   T84] RSP: 002b:00007fffbfaef340 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[    8.654398][   T84] RAX: ffffffffffffffda RBX: 000056221c665f30 RCX: 00007ffa1d74254e
[    8.654399][   T84] RDX: 0000000000000030 RSI: 000056221c7bd9b0 RDI: 0000000000000016
[    8.654400][   T84] RBP: 00007fffbfaef350 R08: 00007fffbfaef3a0 R09: 0000000000000080
[    8.654401][   T84] R10: 0000000000000000 R11: 0000000000000202 R12: 000056221c7c5190
[    8.654401][   T84] R13: 00007fffbfaef484 R14: 0000000000000000 R15: 0000000000000000
| [   10.378392][   T84] softirqs last disabled at (693854): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   10.378394][   T84] Preemption disabled at:
| [   10.378395][   T84] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.378403][   T84] Tainted: [W]=WARN
[   10.378404][   T84] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.378406][   T84] Call Trace:
[   10.378407][   T84]  <TASK>
[   10.378409][   T84]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.378415][   T84]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.378416][   T84]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.378421][   T84]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.378425][   T84]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.378429][   T84]  __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))
[   10.378431][   T84]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.378436][   T84]  ? 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)
[   10.378438][   T84]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.378441][   T84]  put_chars (drivers/char/virtio_console.c:1176)
[   10.378444][   T84]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.378445][   T84]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.378450][   T84]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.378452][   T84]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.378456][   T84]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.378458][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.378463][   T84]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.378466][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.378470][   T84]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.378474][   T84]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.378478][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.378480][   T84]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.378484][   T84]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.378488][   T84]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.378489][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.378494][   T84]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.378496][   T84]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.378498][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.378500][   T84]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.378503][   T84]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.378505][   T84]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.378508][   T84]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.378511][   T84]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.378513][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.378515][   T84]  ? 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)
[   10.378520][   T84]  dev_vprintk_emit (drivers/base/core.c:5000)
[   10.378525][   T84]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   10.378530][   T84]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.378534][   T84]  dev_printk_emit (drivers/base/core.c:5011)
[   10.378536][   T84]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   10.378538][   T84]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.378541][   T84]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.378543][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.378544][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.378545][   T84]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.378547][   T84]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.378551][   T84]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   10.378556][   T84]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   10.378558][   T84]  ? netdev_notice (net/core/dev.c:13194)
[   10.378560][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.378564][   T84]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.378566][   T84]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   10.378569][   T84]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   10.378571][   T84]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   10.378574][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.378576][   T84]  ? 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)
[   10.378578][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   10.378581][   T84]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   10.378583][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.378586][   T84]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   10.378592][   T84]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   10.378602][   T84]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   10.378605][   T84]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.378608][   T84]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.378611][   T84]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.378613][   T84]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.378616][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.378621][   T84]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.378622][   T84]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   10.378625][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.378627][   T84]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.378628][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.378630][   T84]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.378632][   T84]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   10.378634][   T84]  ? __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)
[   10.378637][   T84]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   10.378638][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.378640][   T84]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   10.378642][   T84]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.378645][   T84]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   10.378646][   T84]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.378652][   T84]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.378655][   T84]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   10.378662][   T84]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   10.378666][   T84]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   10.378667][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.378688][   T84]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.378690][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.378693][   T84]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.378695][   T84]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.378696][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.378700][   T84]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.378702][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.378704][   T84]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   10.378706][   T84]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.378709][   T84]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   10.378712][   T84]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   10.378715][   T84]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.378716][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.378720][   T84]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.378722][   T84]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.378726][   T84]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   10.378729][   T84]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.378732][   T84]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.378738][   T84]  ? 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))
[   10.378740][   T84]  ? 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))
[   10.378744][   T84]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.378748][   T84]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.378751][   T84]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.378755][   T84]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   10.378759][   T84]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   10.378763][   T84]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.378766][   T84]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.378769][   T84]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   10.378773][   T84]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   10.378786][   T84]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   10.378788][   T84]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.378791][   T84]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.378794][   T84]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   10.378796][   T84]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.378797][   T84]  ? irq_exit_rcu (kernel/softirq.c:786)
[   10.378801][   T84]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.378803][   T84] RIP: 0033:0x7ffa1d74254e
[   10.378807][   T84] 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
[   10.378809][   T84] RSP: 002b:00007fffbfaef340 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   10.378811][   T84] RAX: ffffffffffffffda RBX: 000056221c665f30 RCX: 00007ffa1d74254e
[   10.378813][   T84] RDX: 0000000000000030 RSI: 000056221c7c5160 RDI: 0000000000000016
[   10.378814][   T84] RBP: 00007fffbfaef350 R08: 00007fffbfaef3a0 R09: 0000000000000080
[   10.378814][   T84] R10: 0000000000000000 R11: 0000000000000202 R12: 000056221c7c82f0


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