======================================
| [    9.781719][   T85] softirqs last disabled at (444284): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [    9.781722][   T85] Preemption disabled at:
| [    9.781722][   T85] vprintk_emit (kernel/printk/printk.c:2471)
| [    9.781731][   T85] Tainted: [W]=WARN
[    9.781732][   T85] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[    9.781734][   T85] Call Trace:
[    9.781736][   T85]  <TASK>
[    9.781738][   T85]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[    9.781746][   T85]  ? vprintk_emit (kernel/printk/printk.c:2471)
[    9.781748][   T85]  __might_resched.cold (kernel/sched/core.c:9234)
[    9.781753][   T85]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[    9.781757][   T85]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[    9.781762][   T85]  __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))
[    9.781764][   T85]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.781770][   T85]  ? 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)
[    9.781773][   T85]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[    9.781776][   T85]  put_chars (drivers/char/virtio_console.c:1176)
[    9.781779][   T85]  ? __send_to_port (drivers/char/virtio_console.c:654)
[    9.781782][   T85]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[    9.781787][   T85]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[    9.781790][   T85]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.781795][   T85]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[    9.781798][   T85]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.781804][   T85]  console_emit_next_record (kernel/printk/printk.c:3183)
[    9.781808][   T85]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[    9.781812][   T85]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.781814][   T85]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.781818][   T85]  console_flush_one_record (kernel/printk/printk.c:3268)
[    9.781822][   T85]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[    9.781824][   T85]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.781829][   T85]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[    9.781832][   T85]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[    9.781833][   T85]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.781835][   T85]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[    9.781839][   T85]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[    9.781840][   T85]  ? vprintk_emit (kernel/printk/printk.c:2478)
[    9.781844][   T85]  vprintk_emit (kernel/printk/printk.c:2479)
[    9.781847][   T85]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[    9.781850][   T85]  ? write_profile (profile.c:?)
[    9.781853][   T85]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[    9.781860][   T85]  dev_vprintk_emit (drivers/base/core.c:5000)
[    9.781865][   T85]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[    9.781870][   T85]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[    9.781876][   T85]  dev_printk_emit (drivers/base/core.c:5011)
[    9.781878][   T85]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[    9.781883][   T85]  ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3))
[    9.781888][   T85]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[    9.781893][   T85]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[    9.781895][   T85]  ? netdev_notice (net/core/dev.c:13194)
[    9.781897][   T85]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.781902][   T85]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.781904][   T85]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[    9.781907][   T85]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[    9.781910][   T85]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[    9.781913][   T85]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.781914][   T85]  ? 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)
[    9.781917][   T85]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[    9.781920][   T85]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[    9.781922][   T85]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.781926][   T85]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[    9.781932][   T85]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[    9.781934][   T85]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.781937][   T85]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[    9.781939][   T85]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    9.781940][   T85]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[    9.781943][   T85]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[    9.781945][   T85]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[    9.781950][   T85]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.781954][   T85]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.781956][   T85]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[    9.781959][   T85]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.781961][   T85]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[    9.781962][   T85]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.781964][   T85]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[    9.781966][   T85]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[    9.781968][   T85]  ? __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)
[    9.781971][   T85]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[    9.781973][   T85]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.781975][   T85]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[    9.781977][   T85]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    9.781979][   T85]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[    9.781981][   T85]  ? nla_get_range_signed (lib/nlattr.c:270)
[    9.781988][   T85]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    9.781991][   T85]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[    9.781999][   T85]  rtnl_setlink (net/core/rtnetlink.c:3596)
[    9.782002][   T85]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[    9.782004][   T85]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.782028][   T85]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.782030][   T85]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.782033][   T85]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.782035][   T85]  ? mark_usage (kernel/locking/lockdep.c:4690)
[    9.782036][   T85]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.782041][   T85]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.782042][   T85]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.782045][   T85]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[    9.782047][   T85]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[    9.782051][   T85]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[    9.782053][   T85]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[    9.782057][   T85]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.782058][   T85]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.782063][   T85]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[    9.782064][   T85]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[    9.782068][   T85]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[    9.782072][   T85]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[    9.782075][   T85]  ? netlink_ack (./include/linux/skbuff.h:2718)
[    9.782082][   T85]  ? 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))
[    9.782084][   T85]  ? 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))
[    9.782089][   T85]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[    9.782093][   T85]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[    9.782095][   T85]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[    9.782098][   T85]  ? do_raw_spin_trylock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:93 kernel/locking/spinlock_debug.c:123)
[    9.782101][   T85]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[    9.782106][   T85]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[    9.782109][   T85]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[    9.782113][   T85]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[    9.782117][   T85]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[    9.782121][   T85]  ? __ia32_sys_getpeername (net/socket.c:2235)
[    9.782132][   T85]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[    9.782138][   T85]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[    9.782140][   T85]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[    9.782143][   T85]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[    9.782145][   T85]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[    9.782146][   T85]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[    9.782148][   T85]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[    9.782151][   T85]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[    9.782153][   T85] RIP: 0033:0x7f301ef0154e
[    9.782157][   T85] 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
[    9.782159][   T85] RSP: 002b:00007ffd4f646cc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[    9.782161][   T85] RAX: ffffffffffffffda RBX: 000055a63fc99f40 RCX: 00007f301ef0154e
[    9.782162][   T85] RDX: 0000000000000030 RSI: 000055a63fe05170 RDI: 0000000000000018
[    9.782163][   T85] RBP: 00007ffd4f646cd0 R08: 00007ffd4f646d20 R09: 0000000000000080
[    9.782164][   T85] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a63fe07960
[    9.782165][   T85] R13: 00007ffd4f646e04 R14: 0000000000000000 R15: 0000000000000000
| [   13.557247][   T82] softirqs last disabled at (492844): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   13.557249][   T82] Preemption disabled at:
| [   13.557250][   T82] vprintk_emit (kernel/printk/printk.c:2471)
| [   13.557258][   T82] Tainted: [W]=WARN
[   13.557259][   T82] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.557261][   T82] Call Trace:
[   13.557263][   T82]  <TASK>
[   13.557264][   T82]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.557270][   T82]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   13.557272][   T82]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.557276][   T82]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.557281][   T82]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.557285][   T82]  __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))
[   13.557287][   T82]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.557293][   T82]  ? 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)
[   13.557296][   T82]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.557299][   T82]  put_chars (drivers/char/virtio_console.c:1176)
[   13.557307][   T82]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.557308][   T82]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.557313][   T82]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.557315][   T82]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.557320][   T82]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.557323][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.557328][   T82]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.557330][   T82]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.557335][   T82]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.557339][   T82]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.557343][   T82]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.557345][   T82]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.557349][   T82]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.557353][   T82]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.557354][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.557359][   T82]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.557362][   T82]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.557363][   T82]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.557365][   T82]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.557369][   T82]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.557370][   T82]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.557373][   T82]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.557377][   T82]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.557380][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.557384][   T82]  dev_vprintk_emit (drivers/base/core.c:5000)
[   13.557389][   T82]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   13.557397][   T82]  dev_printk_emit (drivers/base/core.c:5011)
[   13.557400][   T82]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   13.557402][   T82]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.557404][   T82]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.557407][   T82]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   13.557410][   T82]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.557412][   T82]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.557418][   T82]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   13.557424][   T82]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   13.557426][   T82]  ? netdev_notice (net/core/dev.c:13194)
[   13.557428][   T82]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.557432][   T82]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.557434][   T82]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.557437][   T82]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   13.557440][   T82]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   13.557443][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.557445][   T82]  ? 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)
[   13.557447][   T82]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   13.557450][   T82]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   13.557452][   T82]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.557456][   T82]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   13.557461][   T82]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   13.557465][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.557467][   T82]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   13.557469][   T82]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.557470][   T82]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   13.557472][   T82]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.557474][   T82]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.557478][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.557482][   T82]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.557484][   T82]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   13.557487][   T82]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.557489][   T82]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.557490][   T82]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.557492][   T82]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.557494][   T82]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   13.557496][   T82]  ? __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)
[   13.557500][   T82]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   13.557501][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.557503][   T82]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   13.557505][   T82]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.557507][   T82]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   13.557509][   T82]  ? nla_get_range_signed (lib/nlattr.c:270)
[   13.557515][   T82]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.557518][   T82]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   13.557526][   T82]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   13.557530][   T82]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   13.557531][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.557554][   T82]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.557555][   T82]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.557559][   T82]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.557560][   T82]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   13.557562][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.557566][   T82]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.557568][   T82]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.557570][   T82]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   13.557572][   T82]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.557576][   T82]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   13.557578][   T82]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   13.557581][   T82]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.557583][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.557587][   T82]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.557589][   T82]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.557593][   T82]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   13.557596][   T82]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   13.557599][   T82]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   13.557606][   T82]  ? 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))
[   13.557608][   T82]  ? 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))
[   13.557613][   T82]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   13.557617][   T82]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   13.557619][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.557624][   T82]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   13.557628][   T82]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   13.557631][   T82]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.557635][   T82]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   13.557638][   T82]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   13.557642][   T82]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   13.557655][   T82]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   13.557657][   T82]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   13.557661][   T82]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   13.557664][   T82]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   13.557665][   T82]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.557667][   T82]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.557669][   T82]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.557671][   T82] RIP: 0033:0x7f301ef0154e
[   13.557675][   T82] 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
[   13.557677][   T82] RSP: 002b:00007ffd4f646cc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   13.557680][   T82] RAX: ffffffffffffffda RBX: 000055a63fc99f40 RCX: 00007f301ef0154e
[   13.557681][   T82] RDX: 0000000000000030 RSI: 000055a63fc92230 RDI: 0000000000000011
[   13.557682][   T82] RBP: 00007ffd4f646cd0 R08: 00007ffd4f646d20 R09: 0000000000000080
[   13.557682][   T82] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a63fded420
[   13.557683][   T82] R13: 00007ffd4f646e04 R14: 0000000000000000 R15: 0000000000000000
| [   14.852643][   T82] softirqs last disabled at (725484): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   14.852645][   T82] Preemption disabled at:
| [   14.852646][   T82] vprintk_emit (kernel/printk/printk.c:2471)
| [   14.852654][   T82] Tainted: [W]=WARN
[   14.852655][   T82] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   14.852657][   T82] Call Trace:
[   14.852659][   T82]  <TASK>
[   14.852660][   T82]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   14.852666][   T82]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   14.852668][   T82]  __might_resched.cold (kernel/sched/core.c:9234)
[   14.852673][   T82]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   14.852677][   T82]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   14.852682][   T82]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   14.852684][   T82]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.852690][   T82]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   14.852692][   T82]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   14.852696][   T82]  put_chars (drivers/char/virtio_console.c:1176)
[   14.852699][   T82]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   14.852700][   T82]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.852705][   T82]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.852707][   T82]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.852712][   T82]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   14.852715][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.852720][   T82]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   14.852722][   T82]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.852728][   T82]  console_emit_next_record (kernel/printk/printk.c:3183)
[   14.852732][   T82]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   14.852736][   T82]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.852738][   T82]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.852746][   T82]  console_flush_one_record (kernel/printk/printk.c:3268)
[   14.852750][   T82]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   14.852752][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.852757][   T82]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   14.852759][   T82]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   14.852761][   T82]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.852763][   T82]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   14.852767][   T82]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   14.852768][   T82]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   14.852771][   T82]  vprintk_emit (kernel/printk/printk.c:2479)
[   14.852775][   T82]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   14.852778][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.852782][   T82]  dev_vprintk_emit (drivers/base/core.c:5000)
[   14.852788][   T82]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   14.852797][   T82]  dev_printk_emit (drivers/base/core.c:5011)
[   14.852799][   T82]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   14.852801][   T82]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.852804][   T82]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.852806][   T82]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   14.852810][   T82]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.852812][   T82]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.852816][   T82]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   14.852822][   T82]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   14.852824][   T82]  ? netdev_notice (net/core/dev.c:13194)
[   14.852827][   T82]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.852831][   T82]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.852833][   T82]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   14.852836][   T82]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.852839][   T82]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   14.852842][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.852844][   T82]  ? 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)
[   14.852846][   T82]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   14.852850][   T82]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   14.852852][   T82]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.852855][   T82]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   14.852861][   T82]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   14.852864][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.852867][   T82]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   14.852869][   T82]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.852870][   T82]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   14.852872][   T82]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   14.852874][   T82]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   14.852879][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.852883][   T82]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.852885][   T82]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   14.852888][   T82]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.852890][   T82]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   14.852891][   T82]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.852893][   T82]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   14.852895][   T82]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   14.852898][   T82]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   14.852901][   T82]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   14.852902][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.852904][   T82]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   14.852907][   T82]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.852909][   T82]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   14.852911][   T82]  ? nla_get_range_signed (lib/nlattr.c:270)
[   14.852917][   T82]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.852920][   T82]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   14.852928][   T82]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   14.852932][   T82]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   14.852933][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.852956][   T82]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.852958][   T82]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.852961][   T82]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.852963][   T82]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   14.852965][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.852970][   T82]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.852971][   T82]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.852974][   T82]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   14.852976][   T82]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   14.852980][   T82]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   14.852982][   T82]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   14.852986][   T82]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.852987][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.852992][   T82]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   14.852993][   T82]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   14.852997][   T82]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   14.853001][   T82]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   14.853004][   T82]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   14.853011][   T82]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   14.853013][   T82]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   14.853018][   T82]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   14.853022][   T82]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   14.853025][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   14.853027][   T82]  ? do_raw_spin_trylock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:93 kernel/locking/spinlock_debug.c:123)
[   14.853031][   T82]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   14.853035][   T82]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   14.853039][   T82]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.853042][   T82]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   14.853046][   T82]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   14.853050][   T82]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   14.853060][   T82]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   14.853066][   T82]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   14.853068][   T82]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   14.853072][   T82]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   14.853074][   T82]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   14.853075][   T82]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   14.853077][   T82]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   14.853079][   T82]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   14.853082][   T82] RIP: 0033:0x7f301ef0154e
[   14.853085][   T82] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   14.853087][   T82] RSP: 002b:00007ffd4f646cc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   14.853090][   T82] RAX: ffffffffffffffda RBX: 000055a63fc99f40 RCX: 00007f301ef0154e
[   14.853092][   T82] RDX: 0000000000000030 RSI: 000055a63fded5b0 RDI: 0000000000000011
[   14.853092][   T82] RBP: 00007ffd4f646cd0 R08: 00007ffd4f646d20 R09: 0000000000000080
[   14.853093][   T82] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a63fdf4460
[   14.853094][   T82] R13: 00007ffd4f646e04 R14: 0000000000000000 R15: 0000000000000000
| [   16.122777][   T82] softirqs last disabled at (978184): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   16.122781][   T82] Preemption disabled at:
| [   16.122782][   T82] vprintk_emit (kernel/printk/printk.c:2471)
| [   16.122793][   T82] Tainted: [W]=WARN
[   16.122795][   T82] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   16.122797][   T82] Call Trace:
[   16.122799][   T82]  <TASK>
[   16.122801][   T82]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   16.122809][   T82]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   16.122812][   T82]  __might_resched.cold (kernel/sched/core.c:9234)
[   16.122819][   T82]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   16.122825][   T82]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   16.122832][   T82]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   16.122836][   T82]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.122844][   T82]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   16.122847][   T82]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   16.122853][   T82]  put_chars (drivers/char/virtio_console.c:1176)
[   16.122857][   T82]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   16.122860][   T82]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.122866][   T82]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.122870][   T82]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.122878][   T82]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   16.122882][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.122891][   T82]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   16.122896][   T82]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.122905][   T82]  console_emit_next_record (kernel/printk/printk.c:3183)
[   16.122911][   T82]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   16.122919][   T82]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.122923][   T82]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.122929][   T82]  console_flush_one_record (kernel/printk/printk.c:3268)
[   16.122936][   T82]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   16.122939][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.122949][   T82]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   16.122953][   T82]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   16.122956][   T82]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.122959][   T82]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   16.122966][   T82]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   16.122968][   T82]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   16.122974][   T82]  vprintk_emit (kernel/printk/printk.c:2479)
[   16.122980][   T82]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   16.122985][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.122993][   T82]  dev_vprintk_emit (drivers/base/core.c:5000)
[   16.123001][   T82]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   16.123016][   T82]  dev_printk_emit (drivers/base/core.c:5011)
[   16.123020][   T82]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   16.123023][   T82]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.123028][   T82]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.123032][   T82]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   16.123037][   T82]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.123040][   T82]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.123047][   T82]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   16.123056][   T82]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   16.123059][   T82]  ? netdev_notice (net/core/dev.c:13194)
[   16.123063][   T82]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.123069][   T82]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.123073][   T82]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   16.123079][   T82]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   16.123083][   T82]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   16.123088][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.123090][   T82]  ? 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)
[   16.123094][   T82]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   16.123099][   T82]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   16.123103][   T82]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.123108][   T82]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   16.123118][   T82]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   16.123123][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.123128][   T82]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   16.123130][   T82]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   16.123132][   T82]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   16.123136][   T82]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   16.123139][   T82]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   16.123147][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.123155][   T82]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.123157][   T82]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   16.123163][   T82]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.123166][   T82]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   16.123169][   T82]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.123171][   T82]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   16.123175][   T82]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   16.123179][   T82]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   16.123183][   T82]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   16.123185][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.123188][   T82]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   16.123193][   T82]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   16.123197][   T82]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   16.123200][   T82]  ? nla_get_range_signed (lib/nlattr.c:270)
[   16.123209][   T82]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   16.123214][   T82]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   16.123228][   T82]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   16.123234][   T82]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   16.123237][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.123281][   T82]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.123284][   T82]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.123289][   T82]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.123292][   T82]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   16.123295][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.123303][   T82]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.123306][   T82]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.123316][   T82]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   16.123320][   T82]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   16.123326][   T82]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   16.123330][   T82]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   16.123336][   T82]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.123339][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.123347][   T82]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   16.123350][   T82]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   16.123357][   T82]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   16.123361][   T82]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   16.123367][   T82]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   16.123379][   T82]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   16.123382][   T82]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   16.123390][   T82]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   16.123397][   T82]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   16.123401][   T82]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   16.123405][   T82]  ? do_raw_spin_trylock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:93 kernel/locking/spinlock_debug.c:123)
[   16.123412][   T82]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   16.123420][   T82]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   16.123426][   T82]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   16.123431][   T82]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   16.123437][   T82]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   16.123443][   T82]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   16.123462][   T82]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   16.123472][   T82]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   16.123475][   T82]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   16.123481][   T82]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   16.123483][   T82]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   16.123486][   T82]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   16.123488][   T82]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   16.123493][   T82]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   16.123496][   T82] RIP: 0033:0x7f301ef0154e
[   16.123501][   T82] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   16.123504][   T82] RSP: 002b:00007ffd4f646cc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   16.123508][   T82] RAX: ffffffffffffffda RBX: 000055a63fc99f40 RCX: 00007f301ef0154e
[   16.123510][   T82] RDX: 0000000000000030 RSI: 000055a63fdf20e0 RDI: 0000000000000011
[   16.123512][   T82] RBP: 00007ffd4f646cd0 R08: 00007ffd4f646d20 R09: 0000000000000080
[   16.123513][   T82] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a63fdfaaf0
[   16.123515][   T82] R13: 00007ffd4f646e04 R14: 0000000000000000 R15: 0000000000000000
| [   17.597604][   T86] softirqs last disabled at (1201480): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   17.597606][   T86] Preemption disabled at:
| [   17.597607][   T86] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.597616][   T86] Tainted: [W]=WARN
[   17.597617][   T86] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.597619][   T86] Call Trace:
[   17.597620][   T86]  <TASK>
[   17.597622][   T86]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.597627][   T86]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.597629][   T86]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.597634][   T86]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.597638][   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)
[   17.597643][   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))
[   17.597645][   T86]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.597650][   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)
[   17.597653][   T86]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.597656][   T86]  put_chars (drivers/char/virtio_console.c:1176)
[   17.597659][   T86]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.597660][   T86]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.597665][   T86]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.597667][   T86]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.597672][   T86]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.597674][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.597679][   T86]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.597682][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.597687][   T86]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.597690][   T86]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.597695][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.597697][   T86]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.597701][   T86]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.597705][   T86]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.597706][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.597711][   T86]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.597714][   T86]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.597715][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.597717][   T86]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.597721][   T86]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.597722][   T86]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.597725][   T86]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.597729][   T86]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.597731][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.597736][   T86]  dev_vprintk_emit (drivers/base/core.c:5000)
[   17.597744][   T86]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   17.597752][   T86]  dev_printk_emit (drivers/base/core.c:5011)
[   17.597755][   T86]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   17.597757][   T86]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.597759][   T86]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.597761][   T86]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   17.597765][   T86]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.597767][   T86]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.597771][   T86]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   17.597776][   T86]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   17.597778][   T86]  ? netdev_notice (net/core/dev.c:13194)
[   17.597781][   T86]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.597785][   T86]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.597787][   T86]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   17.597790][   T86]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   17.597792][   T86]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   17.597796][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.597797][   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)
[   17.597799][   T86]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   17.597802][   T86]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   17.597805][   T86]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.597808][   T86]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   17.597814][   T86]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   17.597817][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.597819][   T86]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   17.597821][   T86]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.597822][   T86]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   17.597825][   T86]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.597826][   T86]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   17.597830][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.597834][   T86]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.597836][   T86]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   17.597839][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.597841][   T86]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.597842][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.597844][   T86]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.597846][   T86]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   17.597848][   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)
[   17.597851][   T86]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   17.597853][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.597854][   T86]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   17.597857][   T86]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.597859][   T86]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   17.597861][   T86]  ? nla_get_range_signed (lib/nlattr.c:270)
[   17.597867][   T86]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.597870][   T86]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   17.597878][   T86]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   17.597881][   T86]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   17.597882][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.597905][   T86]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.597906][   T86]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.597909][   T86]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.597911][   T86]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   17.597913][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.597917][   T86]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.597918][   T86]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.597921][   T86]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   17.597923][   T86]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.597926][   T86]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   17.597929][   T86]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   17.597932][   T86]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.597934][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.597938][   T86]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   17.597939][   T86]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.597943][   T86]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   17.597947][   T86]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   17.597950][   T86]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.597956][   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))
[   17.597958][   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))
[   17.597963][   T86]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.597967][   T86]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.597969][   T86]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.597974][   T86]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   17.597978][   T86]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   17.597981][   T86]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.597985][   T86]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.597988][   T86]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   17.597992][   T86]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   17.598005][   T86]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   17.598007][   T86]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.598011][   T86]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   17.598014][   T86]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   17.598015][   T86]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.598017][   T86]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.598019][   T86]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.598021][   T86] RIP: 0033:0x7f301ef0154e
[   17.598025][   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
[   17.598027][   T86] RSP: 002b:00007ffd4f646cc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   17.598030][   T86] RAX: ffffffffffffffda RBX: 000055a63fc99f40 RCX: 00007f301ef0154e
[   17.598031][   T86] RDX: 0000000000000030 RSI: 000055a63fe15f90 RDI: 000000000000001a
[   17.598032][   T86] RBP: 00007ffd4f646cd0 R08: 00007ffd4f646d20 R09: 0000000000000080
[   17.598033][   T86] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a63fe19a70
[   17.598033][   T86] R13: 00007ffd4f646e04 R14: 0000000000000000 R15: 0000000000000000
| [   18.844952][   T85] softirqs last disabled at (1925234): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   18.844954][   T85] Preemption disabled at:
| [   18.844955][   T85] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.844964][   T85] Tainted: [W]=WARN
[   18.844964][   T85] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.844966][   T85] Call Trace:
[   18.844968][   T85]  <TASK>
[   18.844970][   T85]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.844975][   T85]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.844978][   T85]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.844982][   T85]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.844987][   T85]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.844991][   T85]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   18.844993][   T85]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.844999][   T85]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   18.845001][   T85]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.845005][   T85]  put_chars (drivers/char/virtio_console.c:1176)
[   18.845008][   T85]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.845009][   T85]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.845014][   T85]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.845016][   T85]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.845021][   T85]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.845023][   T85]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.845029][   T85]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.845031][   T85]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.845036][   T85]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.845040][   T85]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.845045][   T85]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.845047][   T85]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.845051][   T85]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.845055][   T85]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.845057][   T85]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.845062][   T85]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.845065][   T85]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.845066][   T85]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.845068][   T85]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.845072][   T85]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.845074][   T85]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.845077][   T85]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.845081][   T85]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.845084][   T85]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.845091][   T85]  dev_vprintk_emit (drivers/base/core.c:5000)
[   18.845098][   T85]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   18.845112][   T85]  dev_printk_emit (drivers/base/core.c:5011)
[   18.845115][   T85]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   18.845118][   T85]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.845123][   T85]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.845126][   T85]  ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751)
[   18.845131][   T85]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.845135][   T85]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.845141][   T85]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   18.845148][   T85]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   18.845151][   T85]  ? netdev_notice (net/core/dev.c:13194)
[   18.845153][   T85]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.845160][   T85]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.845163][   T85]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   18.845167][   T85]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   18.845169][   T85]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   18.845174][   T85]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.845177][   T85]  ? 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)
[   18.845180][   T85]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   18.845184][   T85]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   18.845186][   T85]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.845189][   T85]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   18.845199][   T85]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   18.845202][   T85]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.845205][   T85]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   18.845207][   T85]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   18.845208][   T85]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   18.845212][   T85]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.845215][   T85]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   18.845220][   T85]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.845224][   T85]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.845226][   T85]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   18.845232][   T85]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.845235][   T85]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.845237][   T85]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.845238][   T85]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.845240][   T85]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   18.845243][   T85]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   18.845247][   T85]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   18.845250][   T85]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.845253][   T85]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   18.845256][   T85]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   18.845258][   T85]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   18.845260][   T85]  ? nla_get_range_signed (lib/nlattr.c:270)
[   18.845269][   T85]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   18.845272][   T85]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   18.845281][   T85]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   18.845287][   T85]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   18.845289][   T85]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.845315][   T85]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.845317][   T85]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.845329][   T85]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.845331][   T85]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   18.845332][   T85]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.845337][   T85]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.845338][   T85]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.845341][   T85]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   18.845345][   T85]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.845350][   T85]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   18.845353][   T85]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   18.845356][   T85]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.845358][   T85]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.845366][   T85]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   18.845368][   T85]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.845372][   T85]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   18.845375][   T85]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   18.845380][   T85]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.845388][   T85]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   18.845390][   T85]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   18.845396][   T85]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.845403][   T85]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.845405][   T85]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.845407][   T85]  ? do_raw_spin_trylock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:93 kernel/locking/spinlock_debug.c:123)
[   18.845411][   T85]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   18.845421][   T85]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   18.845425][   T85]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.845428][   T85]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.845432][   T85]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   18.845437][   T85]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   18.845450][   T85]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   18.845459][   T85]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   18.845461][   T85]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.845465][   T85]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   18.845467][   T85]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   18.845468][   T85]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.845470][   T85]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.845475][   T85]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.845478][   T85] RIP: 0033:0x7f301ef0154e
[   18.845482][   T85] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   18.845484][   T85] RSP: 002b:00007ffd4f646cc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   18.845487][   T85] RAX: ffffffffffffffda RBX: 000055a63fc99f40 RCX: 00007f301ef0154e
[   18.845488][   T85] RDX: 0000000000000030 RSI: 000055a63fe08f90 RDI: 0000000000000018
[   18.845490][   T85] RBP: 00007ffd4f646cd0 R08: 00007ffd4f646d20 R09: 0000000000000080
[   18.845492][   T85] R10: 0000000000000000 R11: 0000000000000202 R12: 000055a63fe279a0
[   18.845493][   T85] R13: 00007ffd4f646e04 R14: 0000000000000000 R15: 0000000000000000
| [   19.999154][  T619] softirqs last disabled at (41668): nsim_fib_event_nb (./include/linux/spinlock.h:353 drivers/net/netdevsim/fib.c:1011 drivers/net/netdevsim/fib.c:1043) netdevsim
| [   19.999161][  T619] Preemption disabled at:
| [   19.999161][  T619] vprintk_emit (kernel/printk/printk.c:2471)
| [   19.999173][  T619] Tainted: [W]=WARN
[   19.999175][  T619] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.999177][  T619] Call Trace:
[   19.999179][  T619]  <TASK>
[   19.999182][  T619]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.999189][  T619]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   19.999192][  T619]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.999198][  T619]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.999204][  T619]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   19.999212][  T619]  __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))
[   19.999215][  T619]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.999224][  T619]  ? 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)
[   19.999228][  T619]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.999233][  T619]  put_chars (drivers/char/virtio_console.c:1176)
[   19.999237][  T619]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.999250][  T619]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.999261][  T619]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.999266][  T619]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.999273][  T619]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.999279][  T619]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.999287][  T619]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.999291][  T619]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.999298][  T619]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.999306][  T619]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.999308][  T619]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.999318][  T619]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.999322][  T619]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.999331][  T619]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.999334][  T619]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   19.999341][  T619]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.999343][  T619]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.999349][  T619]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.999355][  T619]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.999357][  T619]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   19.999362][  T619]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   19.999367][  T619]  ? rcu_preempt_deferred_qs_irqrestore (kernel/rcu/tree_plugin.h:571)
[   19.999375][  T619]  _printk (kernel/printk/printk.c:2504)
[   19.999380][  T619]  ? snapshot_read.cold (user.c:?)
[   19.999384][  T619]  ? fib_net_dump (./include/linux/rcupdate.h:882 net/core/fib_notifier.c:77)
[   19.999392][  T619]  ? register_fib_notifier (net/core/fib_notifier.c:108)
[   19.999399][  T619] nsim_fib_create.cold (drivers/net/netdevsim/fib.c:1596 (discriminator 1)) netdevsim
[   19.999414][  T619]  ? nsim_fib_get_val (./arch/x86/include/asm/atomic64_64.h:15) netdevsim
[   19.999420][  T619]  ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6))
[   19.999428][  T619]  ? nsim_dev_traps_init (./include/linux/workqueue.h:715 drivers/net/netdevsim/dev.c:907) netdevsim
[   19.999438][  T619] nsim_dev_reload_create (drivers/net/netdevsim/dev.c:1529) netdevsim
[   19.999447][  T619]  ? devlink_reload_reinit_sanity_check (net/devlink/dev.c:437 (discriminator 1))
[   19.999451][  T619]  devlink_reload (net/devlink/dev.c:475)
[   19.999454][  T619]  ? xa_get_mark (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) lib/xarray.c:2131 (discriminator 2))
[   19.999460][  T619]  ? devlink_notify_unregister (net/devlink/dev.c:308)
[   19.999464][  T619]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.999468][  T619]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   19.999474][  T619]  ? fdget (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:49 fs/file.c:1194 fs/file.c:1208)
[   19.999483][  T619]  devlink_nl_reload_doit (net/devlink/dev.c:586)
[   19.999487][  T619]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:125 net/devlink/netlink.c:235)
[   19.999489][  T619]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:112 net/devlink/devl_internal.h:118 net/devlink/netlink.c:236)
[   19.999492][  T619]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   19.999495][  T619]  ? devlink_nl_msg_reply_and_new (./include/net/net_namespace.h:422 (discriminator 7))
[   19.999499][  T619]  ? __nla_parse (lib/nlattr.c:732)
[   19.999504][  T619]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   19.999512][  T619]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   19.999518][  T619]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   19.999521][  T619]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.999531][  T619]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.999535][  T619]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   19.999538][  T619]  ? write_profile (profile.c:?)
[   19.999542][  T619]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   19.999550][  T619]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   19.999557][  T619]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   19.999561][  T619]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.999564][  T619]  ? devlink_nl_pre_doit_port (net/devlink/netlink.c:305 (discriminator 1))
[   19.999566][  T619]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   19.999568][  T619]  ? devlink_nl_post_doit (net/devlink/netlink.c:361 (discriminator 1))
[   19.999572][  T619]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.999582][  T619]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   19.999587][  T619]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   19.999590][  T619]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   19.999597][  T619]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   19.999610][  T619]  ? 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))
[   19.999613][  T619]  ? 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))
[   19.999620][  T619]  genl_rcv (net/netlink/genetlink.c:1218)
[   19.999624][  T619]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   19.999631][  T619]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   19.999635][  T619]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.999644][  T619]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   19.999651][  T619]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   19.999657][  T619]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   19.999662][  T619]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   19.999669][  T619]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   19.999674][  T619]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   19.999697][  T619]  ? __ia32_sys_open (fs/open.c:1427)
[   19.999704][  T619]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   19.999707][  T619]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   19.999713][  T619]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   19.999715][  T619]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   19.999718][  T619]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.999720][  T619]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   19.999725][  T619]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.999728][  T619] RIP: 0033:0x7fed6494f54e
[   19.999733][  T619] 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
[   19.999736][  T619] RSP: 002b:00007ffebca3bb00 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   19.999745][  T619] RAX: ffffffffffffffda RBX: 000000001a3fa980 RCX: 00007fed6494f54e
[   19.999747][  T619] RDX: 000000000000003c RSI: 000000001a3faba0 RDI: 0000000000000005
[   19.999749][  T619] RBP: 00007ffebca3bb10 R08: 00007fed64c02980 R09: 000000000000000c
[   19.999751][  T619] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000040d0b0
[   19.999752][  T619] R13: 000000001a3fa980 R14: 0000000000000000 R15: 0000000000000003
| [   23.495439][   T85] softirqs last disabled at (2161978): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   23.495441][   T85] Preemption disabled at:
| [   23.495442][   T85] 0x0
| [   23.495452][   T85] Tainted: [W]=WARN
[   23.495453][   T85] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   23.495455][   T85] Call Trace:
[   23.495456][   T85]  <TASK>
[   23.495458][   T85]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   23.495464][   T85]  __might_resched.cold (kernel/sched/core.c:9234)
[   23.495469][   T85]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   23.495473][   T85]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   23.495478][   T85]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   23.495480][   T85]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.495486][   T85]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   23.495488][   T85]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   23.495492][   T85]  put_chars (drivers/char/virtio_console.c:1176)
[   23.495495][   T85]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   23.495496][   T85]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   23.495500][   T85]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   23.495503][   T85]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   23.495507][   T85]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   23.495510][   T85]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.495511][   T85]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.495516][   T85]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   23.495519][   T85]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.495522][   T85]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.495526][   T85]  console_emit_next_record (kernel/printk/printk.c:3183)
[   23.495530][   T85]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   23.495535][   T85]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.495537][   T85]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   23.495541][   T85]  console_flush_one_record (kernel/printk/printk.c:3268)
[   23.495545][   T85]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   23.495546][   T85]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.495552][   T85]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   23.495554][   T85]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   23.495556][   T85]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.495558][   T85]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   23.495562][   T85]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   23.495563][   T85]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   23.495567][   T85]  vprintk_emit (kernel/printk/printk.c:2479)
[   23.495571][   T85]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   23.495574][   T85]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   23.495578][   T85]  _printk (kernel/printk/printk.c:2504)
[   23.495582][   T85]  ? snapshot_read.cold (user.c:?)
[   23.495585][   T85]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   23.495587][   T85]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   23.495591][   T85]  ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116)
[   23.495593][   T85]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   23.495597][   T85]  ? exit_notify (kernel/exit.c:780)
[   23.495599][   T85]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   23.495601][   T85]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   23.495606][   T85]  do_group_exit (kernel/exit.c:1151)
[   23.495609][   T85]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   23.495611][   T85]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   23.495614][   T85]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   23.495617][   T85]  ? irq_exit_rcu (kernel/softirq.c:786)
[   23.495620][   T85]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   23.495623][   T85] RIP: 0033:0x7f301ef521b8
[   23.495625][   T85] Code: Unable to access opcode bytes at 0x7f301ef5218e.

Code starting with the faulting instruction
===========================================
[   23.495626][   T85] RSP: 002b:00007ffd4f647218 EFLAGS: 00000256 ORIG_RAX: 00000000000000e7
[   23.495628][   T85] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f301ef521b8
[   23.495630][   T85] RDX: 0000000000000000 RSI: fffffffffffffe90 RDI: 0000000000000000
[   23.495631][   T85] RBP: 00007ffd4f6473a0 R08: 000055a63fdfbcd8 R09: 0000000000000000
[   23.495631][   T85] R10: 0000000000000000 R11: 0000000000000256 R12: 0000000000000000


Finger prints:
netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
netif_change_name:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
nsim_fib_event_nb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars