======================================
| [   10.524665][  T184] softirqs last disabled at (251770): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499)
| [   10.524667][  T184] Preemption disabled at:
| [   10.524668][  T184] vprintk_emit (kernel/printk/printk.c:2471)
| [   10.524676][  T184] Tainted: [W]=WARN
[   10.524677][  T184] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.524679][  T184] Call Trace:
[   10.524680][  T184]  <TASK>
[   10.524682][  T184]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.524688][  T184]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   10.524690][  T184]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.524694][  T184]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.524699][  T184]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.524705][  T184]  __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2))
[   10.524708][  T184]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.524714][  T184]  ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141)
[   10.524717][  T184]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.524721][  T184]  put_chars (drivers/char/virtio_console.c:1176)
[   10.524724][  T184]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.524728][  T184]  ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928)
[   10.524733][  T184]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.524736][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.524741][  T184]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.524744][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.524751][  T184]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.524754][  T184]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.524759][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.524761][  T184]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.524765][  T184]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.524770][  T184]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.524772][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.524777][  T184]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.524780][  T184]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.524782][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.524784][  T184]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.524788][  T184]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.524790][  T184]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.524793][  T184]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.524796][  T184]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.524798][  T184]  ? write_profile (profile.c:?)
[   10.524800][  T184]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   10.524807][  T184]  dev_vprintk_emit (drivers/base/core.c:5000)
[   10.524812][  T184]  ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13))
[   10.524816][  T184]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   10.524822][  T184]  dev_printk_emit (drivers/base/core.c:5011)
[   10.524825][  T184]  ? dev_vprintk_emit (drivers/base/core.c:5001)
[   10.524829][  T184]  ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3))
[   10.524834][  T184]  __netdev_printk (net/core/dev.c:13140 (discriminator 4))
[   10.524840][  T184]  netdev_info (net/core/dev.c:13195 (discriminator 3))
[   10.524843][  T184]  ? netdev_notice (net/core/dev.c:13194)
[   10.524845][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.524849][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.524851][  T184]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   10.524855][  T184]  ? do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   10.524858][  T184]  netif_change_name.cold (net/core/dev.c:1507 (discriminator 3))
[   10.524860][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.524862][  T184]  ? mark_lock_irq (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:4092 (discriminator 6) kernel/locking/lockdep.c:4174 (discriminator 6) kernel/locking/lockdep.c:4310 (discriminator 6))
[   10.524864][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5360)
[   10.524867][  T184]  ? netdev_adjacent_rename_links (net/core/dev.c:9598)
[   10.524870][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.524873][  T184]  ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1))
[   10.524878][  T184]  do_setlink.isra.0 (net/core/rtnetlink.c:3246)
[   10.524881][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.524884][  T184]  ? rtnl_link_get_size (net/core/rtnetlink.c:747)
[   10.524886][  T184]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.524888][  T184]  ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3))
[   10.524890][  T184]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.524893][  T184]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.524898][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.524903][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.524905][  T184]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   10.524908][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.524910][  T184]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.524911][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.524913][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.524914][  T184]  ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22))
[   10.524917][  T184]  ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821)
[   10.524921][  T184]  ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1))
[   10.524923][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.524925][  T184]  ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586)
[   10.524928][  T184]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.524931][  T184]  ? ww_mutex_lock (kernel/locking/mutex.c:934)
[   10.524933][  T184]  ? nla_get_range_signed (lib/nlattr.c:270)
[   10.524939][  T184]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.524943][  T184]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   10.524950][  T184]  rtnl_setlink (net/core/rtnetlink.c:3596)
[   10.524954][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   10.524956][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.524980][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.524982][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.524985][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.524987][  T184]  ? mark_usage (kernel/locking/lockdep.c:4690)
[   10.524989][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.524994][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.524996][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.524998][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   10.525000][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.525004][  T184]  ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1))
[   10.525007][  T184]  rtnetlink_rcv_msg (net/core/rtnetlink.c:7132)
[   10.525010][  T184]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.525012][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.525017][  T184]  ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   10.525019][  T184]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   10.525022][  T184]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   10.525026][  T184]  ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1))
[   10.525029][  T184]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   10.525036][  T184]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2))
[   10.525038][  T184]  ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2))
[   10.525043][  T184]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   10.525047][  T184]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   10.525050][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.525055][  T184]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   10.525059][  T184]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   10.525063][  T184]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.525067][  T184]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   10.525071][  T184]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   10.525075][  T184]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   10.525086][  T184]  ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536)
[   10.525091][  T184]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   10.525093][  T184]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   10.525097][  T184]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   10.525098][  T184]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   10.525101][  T184]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.525103][  T184]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.525105][  T184]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.525108][  T184] RIP: 0033:0x7f96acbd354e
[   10.525112][  T184] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 <c9> c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa
All code
========
   0:	4d 89 d8             	mov    %r11,%r8
   3:	e8 b4 bd 00 00       	call   0xbdbc
   8:	4c 8b 5d f8          	mov    -0x8(%rbp),%r11
   c:	41 8b 93 08 03 00 00 	mov    0x308(%r11),%edx
  13:	59                   	pop    %rcx
  14:	5e                   	pop    %rsi
  15:	48 83 f8 fc          	cmp    $0xfffffffffffffffc,%rax
  19:	74 11                	je     0x2c
  1b:	c9                   	leave
  1c:	c3                   	ret
  1d:	0f 1f 80 00 00 00 00 	nopl   0x0(%rax)
  24:	48 8b 45 10          	mov    0x10(%rbp),%rax
  28:	0f 05                	syscall
  2a:*	c9                   	leave		<-- trapping instruction
  2b:	c3                   	ret
  2c:	83 e2 39             	and    $0x39,%edx
  2f:	83 fa 08             	cmp    $0x8,%edx
  32:	75 e7                	jne    0x1b
  34:	e8 03 ff ff ff       	call   0xffffffffffffff3c
  39:	0f 1f 00             	nopl   (%rax)
  3c:	f3 0f 1e fa          	endbr64

Code starting with the faulting instruction
===========================================
   0:	c9                   	leave
   1:	c3                   	ret
   2:	83 e2 39             	and    $0x39,%edx
   5:	83 fa 08             	cmp    $0x8,%edx
   8:	75 e7                	jne    0xfffffffffffffff1
   a:	e8 03 ff ff ff       	call   0xffffffffffffff12
   f:	0f 1f 00             	nopl   (%rax)
  12:	f3 0f 1e fa          	endbr64
[   10.525113][  T184] RSP: 002b:00007ffca3a8b5c0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   10.525116][  T184] RAX: ffffffffffffffda RBX: 0000559bc14af470 RCX: 00007f96acbd354e
[   10.525117][  T184] RDX: 0000000000000030 RSI: 0000559bc14dd3d0 RDI: 000000000000001d
[   10.525118][  T184] RBP: 00007ffca3a8b5d0 R08: 00007ffca3a8b620 R09: 0000000000000080
[   10.525119][  T184] R10: 0000000000000000 R11: 0000000000000202 R12: 0000559bc14dcb70
[   10.525120][  T184] R13: 00007ffca3a8b704 R14: 0000000000000000 R15: 0000000000000000
| [   13.916365][  T184] softirqs last disabled at (281576): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727)
| [   13.916367][  T184] Preemption disabled at:
| [   13.916368][  T184] 0x0
| [   13.916378][  T184] Tainted: [W]=WARN
[   13.916379][  T184] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.916381][  T184] Call Trace:
[   13.916383][  T184]  <TASK>
[   13.916384][  T184]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.916391][  T184]  __might_resched.cold (kernel/sched/core.c:9234)
[   13.916396][  T184]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   13.916400][  T184]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   13.916409][  T184]  __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))
[   13.916413][  T184]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.916419][  T184]  ? 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)
[   13.916422][  T184]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   13.916426][  T184]  put_chars (drivers/char/virtio_console.c:1176)
[   13.916429][  T184]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   13.916431][  T184]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   13.916435][  T184]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   13.916438][  T184]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.916443][  T184]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   13.916446][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.916448][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.916453][  T184]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   13.916456][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.916458][  T184]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.916462][  T184]  console_emit_next_record (kernel/printk/printk.c:3183)
[   13.916466][  T184]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   13.916471][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.916473][  T184]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.916477][  T184]  console_flush_one_record (kernel/printk/printk.c:3268)
[   13.916481][  T184]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   13.916483][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.916488][  T184]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   13.916491][  T184]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   13.916493][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.916495][  T184]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   13.916499][  T184]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   13.916500][  T184]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   13.916503][  T184]  vprintk_emit (kernel/printk/printk.c:2479)
[   13.916506][  T184]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.916509][  T184]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.916513][  T184]  _printk (kernel/printk/printk.c:2504)
[   13.916517][  T184]  ? snapshot_read.cold (user.c:?)
[   13.916520][  T184]  ? 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)
[   13.916522][  T184]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.916526][  T184]  ? 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)
[   13.916529][  T184]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   13.916533][  T184]  ? exit_notify (kernel/exit.c:780)
[   13.916534][  T184]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.916537][  T184]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.916541][  T184]  do_group_exit (kernel/exit.c:1151)
[   13.916544][  T184]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   13.916545][  T184]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   13.916548][  T184]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.916552][  T184]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   13.916555][  T184]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.916557][  T184] RIP: 0033:0x7f96acc241b8
[   13.916559][  T184] Code: Unable to access opcode bytes at 0x7f96acc2418e.

Code starting with the faulting instruction
===========================================
[   13.916560][  T184] RSP: 002b:00007ffca3a8bb18 EFLAGS: 00000256 ORIG_RAX: 00000000000000e7
[   13.916563][  T184] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f96acc241b8
[   13.916564][  T184] RDX: 0000000000000000 RSI: fffffffffffffe90 RDI: 0000000000000000
[   13.916565][  T184] RBP: 00007ffca3a8bca0 R08: 0000559bc14a99e8 R09: 0000000000000000
[   13.916566][  T184] R10: 0000000000000000 R11: 0000000000000256 R12: 0000000000000000
[   13.916567][  T184] R13: 00007f96ac482050 R14: 00007f96ad155d9e R15: 0000559bc1332b10
| [   13.920672][    C0]
| [   13.920672][    C0]
| [   13.920672][    C0] stack backtrace:
| [   13.920677][    C0] Tainted: [W]=WARN
[   13.920678][    C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   13.920679][    C0] Call Trace:
[   13.920680][    C0]  <IRQ>
[   13.920681][    C0]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   13.920685][    C0]  print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141)
[   13.920687][    C0]  mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310)
[   13.920689][    C0]  ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450)
[   13.920692][    C0]  mark_lock (kernel/locking/lockdep.c:4769)
[   13.920694][    C0]  mark_usage (kernel/locking/lockdep.c:4658)
[   13.920696][    C0]  __lock_acquire (kernel/locking/lockdep.c:5208)
[   13.920698][    C0]  lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2))
[   13.920700][    C0]  ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2))
[   13.920702][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.920704][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.920706][    C0]  console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2))
[   13.920707][    C0]  ? console_trylock_spinning (kernel/printk/printk.c:2026 (discriminator 2))
[   13.920709][    C0]  vprintk_emit (kernel/printk/printk.c:2478)
[   13.920711][    C0]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   13.920713][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664)
[   13.920715][    C0]  _printk (kernel/printk/printk.c:2504)
[   13.920716][    C0]  ? snapshot_read.cold (user.c:?)
[   13.920718][    C0]  ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:434 kernel/time/clocksource.c:664)
[   13.920720][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.920723][    C0]  clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10))
[   13.920725][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   13.920726][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   13.920728][    C0]  call_timer_fn (kernel/time/timer.c:1748)
[   13.920730][    C0]  ? detach_if_pending (./include/linux/list.h:1159)
[   13.920732][    C0]  ? debug_object_active_state (lib/debugobjects.c:1122)
[   13.920735][    C0]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   13.920737][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.920739][    C0]  ? mark_held_locks (kernel/locking/lockdep.c:4341)
[   13.920741][    C0]  __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374)
[   13.920743][    C0]  ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4))
[   13.920745][    C0]  ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407)
[   13.920747][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.920750][    C0]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   13.920752][    C0]  run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403)
[   13.920755][    C0]  ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19))
[   13.920757][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.920758][    C0]  handle_softirqs (kernel/softirq.c:645)
[   13.920760][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.920762][    C0]  ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1))
[   13.920763][    C0]  ? 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)
[   13.920765][    C0]  __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
[   13.920767][    C0]  irq_exit_rcu (kernel/softirq.c:784)
[   13.920768][    C0]  sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37))
[   13.920770][    C0]  </IRQ>
[   13.920771][    C0]  <TASK>
[   13.920771][    C0]  asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674)
[   13.920773][    C0] RIP: 0010:lock_acquire.part.0 (./arch/x86/include/asm/irqflags.h:158 (discriminator 1) kernel/locking/lockdep.c:5912 (discriminator 1))
[   13.920776][    C0] Code: ff 65 0f c1 05 ff a7 bc 04 83 f8 01 4c 8b 14 24 0f 85 35 01 00 00 9c 58 f6 c4 02 0f 85 52 01 00 00 4d 85 d2 0f 85 1b 01 00 00 <48> 8b 44 24 30 65 48 2b 05 d1 62 bc 04 0f 85 48 01 00 00 48 83 c4
All code
========
   0:	ff 65 0f             	jmp    *0xf(%rbp)
   3:	c1 05 ff a7 bc 04 83 	roll   $0x83,0x4bca7ff(%rip)        # 0x4bca809
   a:	f8                   	clc
   b:	01 4c 8b 14          	add    %ecx,0x14(%rbx,%rcx,4)
   f:	24 0f                	and    $0xf,%al
  11:	85 35 01 00 00 9c    	test   %esi,-0x63ffffff(%rip)        # 0xffffffff9c000018
  17:	58                   	pop    %rax
  18:	f6 c4 02             	test   $0x2,%ah
  1b:	0f 85 52 01 00 00    	jne    0x173
  21:	4d 85 d2             	test   %r10,%r10
  24:	0f 85 1b 01 00 00    	jne    0x145
  2a:*	48 8b 44 24 30       	mov    0x30(%rsp),%rax		<-- trapping instruction
  2f:	65 48 2b 05 d1 62 bc 	sub    %gs:0x4bc62d1(%rip),%rax        # 0x4bc6308
  36:	04 
  37:	0f 85 48 01 00 00    	jne    0x185
  3d:	48                   	rex.W
  3e:	83                   	.byte 0x83
  3f:	c4                   	.byte 0xc4

Code starting with the faulting instruction
===========================================
   0:	48 8b 44 24 30       	mov    0x30(%rsp),%rax
   5:	65 48 2b 05 d1 62 bc 	sub    %gs:0x4bc62d1(%rip),%rax        # 0x4bc62de
   c:	04 
   d:	0f 85 48 01 00 00    	jne    0x15b
  13:	48                   	rex.W
  14:	83                   	.byte 0x83
  15:	c4                   	.byte 0xc4
[   13.920778][    C0] RSP: 0018:ffa0000000647630 EFLAGS: 00000206
[   13.920780][    C0] RAX: 0000000000000046 RBX: 0000000000000000 RCX: d5560035880c8c4d
[   13.920781][    C0] RDX: 0000000000000000 RSI: fffffffface74b9b RDI: ffffffffac890860
[   13.920782][    C0] RBP: 0000000000000000 R08: 0000000000000001 R09: ff1100000c4e0b78
[   13.920782][    C0] R10: 0000000000000200 R11: 0000000000000001 R12: ffffffffad9b0b00
[   13.920783][    C0] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000002
[   13.920786][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.920787][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.920789][    C0]  unwind_next_frame (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) arch/x86/kernel/unwind_orc.c:495 (discriminator 2))
[   13.920791][    C0]  ? unwind_next_frame (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/linux/rcupdate.h:1216 (discriminator 2) arch/x86/kernel/unwind_orc.c:495 (discriminator 2))
[   13.920792][    C0]  ? do_exit (kernel/exit.c:996)
[   13.920794][    C0]  ? stack_access_ok (./arch/x86/include/asm/stacktrace.h:55)
[   13.920796][    C0]  ? __unwind_start (arch/x86/kernel/unwind_orc.c:787)
[   13.920798][    C0]  ? write_profile (profile.c:?)
[   13.920799][    C0]  arch_stack_walk (arch/x86/kernel/stacktrace.c:25)
[   13.920801][    C0]  ? do_exit (kernel/exit.c:996)
[   13.920803][    C0]  stack_trace_save (kernel/stacktrace.c:122 (discriminator 1))
[   13.920805][    C0]  ? filter_irq_stacks (kernel/stacktrace.c:402)
[   13.920807][    C0]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   13.920808][    C0]  ? tear_down_vmas (mm/mmap.c:1277)
[   13.920810][    C0]  kasan_save_stack (mm/kasan/common.c:57)
[   13.920812][    C0]  ? kasan_save_stack (mm/kasan/common.c:57)
[   13.920814][    C0]  ? kasan_record_aux_stack (mm/kasan/generic.c:556)
[   13.920815][    C0]  ? __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3181)
[   13.920816][    C0]  ? tear_down_vmas (mm/mmap.c:1277)
[   13.920818][    C0]  ? exit_mmap (mm/mmap.c:1335)
[   13.920819][    C0]  ? mmput (kernel/fork.c:1193 kernel/fork.c:1216)
[   13.920821][    C0]  ? exit_mm (kernel/exit.c:614)
[   13.920822][    C0]  ? do_exit (kernel/exit.c:996)
[   13.920826][    C0]  kasan_record_aux_stack (mm/kasan/generic.c:556)
[   13.920828][    C0]  ? free_kmem_cache_nodes (mm/slub.c:7810)
[   13.920830][    C0]  __call_rcu_common.constprop.0 (kernel/rcu/tree.c:3181)
[   13.920832][    C0]  tear_down_vmas (mm/mmap.c:1277)
[   13.920834][    C0]  exit_mmap (mm/mmap.c:1335)
[   13.920836][    C0]  ? vm_brk_flags (./include/linux/seqlock.h:453)
[   13.920838][    C0]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   13.920840][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.920843][    C0]  ? uprobe_clear_state (kernel/events/uprobes.c:1819)
[   13.920846][    C0]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   13.920850][    C0]  mmput (kernel/fork.c:1193 kernel/fork.c:1216)
[   13.920852][    C0]  exit_mm (kernel/exit.c:614)
[   13.920853][    C0]  do_exit (kernel/exit.c:996)
[   13.920855][    C0]  ? exit_notify (kernel/exit.c:780)
[   13.920856][    C0]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   13.920858][    C0]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   13.920860][    C0]  do_group_exit (kernel/exit.c:1151)
[   13.920861][    C0]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   13.920863][    C0]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   13.920864][    C0]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   13.920866][    C0]  ? irq_exit_rcu (kernel/softirq.c:786)
[   13.920868][    C0]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   13.920869][    C0] RIP: 0033:0x7f96acc241b8
[   13.920871][    C0] Code: Unable to access opcode bytes at 0x7f96acc2418e.

Code starting with the faulting instruction
===========================================
[   13.920872][    C0] RSP: 002b:00007ffca3a8bb18 EFLAGS: 00000256 ORIG_RAX: 00000000000000e7
[   13.920874][    C0] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f96acc241b8
[   13.920874][    C0] RDX: 0000000000000000 RSI: fffffffffffffe90 RDI: 0000000000000000
[   13.920875][    C0] RBP: 00007ffca3a8bca0 R08: 0000559bc14af218 R09: 0000000000000000
[   13.920876][    C0] R10: 0000000000000000 R11: 0000000000000256 R12: 0000000000000000


Finger prints:
mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_trylock_spinning
netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
netif_change_name:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars