======================================
| [   10.875672][  T235] softirqs last disabled at (23277): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.875675][  T235] Preemption disabled at:
| [   10.875675][  T235] 0x0
| [   10.875685][  T235] Tainted: [W]=WARN
[   10.875686][  T235] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.875688][  T235] Call Trace:
[   10.875690][  T235]  <TASK>
[   10.875692][  T235]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.875698][  T235]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.875703][  T235]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.875707][  T235]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.875711][  T235]  __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))
[   10.875713][  T235]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.875719][  T235]  ? 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)
[   10.875721][  T235]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.875724][  T235]  put_chars (drivers/char/virtio_console.c:1176)
[   10.875727][  T235]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.875729][  T235]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   10.875732][  T235]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.875735][  T235]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.875740][  T235]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.875742][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.875744][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.875748][  T235]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.875751][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.875754][  T235]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.875758][  T235]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.875761][  T235]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.875765][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.875768][  T235]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.875771][  T235]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.875775][  T235]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.875777][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.875782][  T235]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.875784][  T235]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.875786][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.875788][  T235]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.875791][  T235]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.875793][  T235]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.875796][  T235]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.875799][  T235]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.875803][  T235]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.875806][  T235]  _printk (kernel/printk/printk.c:2504)
[   10.875810][  T235]  ? snapshot_read.cold (user.c:?)
[   10.875812][  T235]  ? 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)
[   10.875815][  T235]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.875818][  T235]  ? 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)
[   10.875821][  T235]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.875825][  T235]  ? exit_notify (kernel/exit.c:780)
[   10.875826][  T235]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.875829][  T235]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.875833][  T235]  do_group_exit (kernel/exit.c:1151)
[   10.875836][  T235]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.875839][  T235]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.875841][  T235]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.875845][  T235]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.875848][  T235]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.875850][  T235] RIP: 0033:0x7fde2b8f11b8
[   10.875852][  T235] Code: Unable to access opcode bytes at 0x7fde2b8f118e.

Code starting with the faulting instruction
===========================================
[   10.875854][  T235] RSP: 002b:00007fff531d8f88 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.875856][  T235] RAX: ffffffffffffffda RBX: 00007fde2ba21f88 RCX: 00007fde2b8f11b8
[   10.875857][  T235] RDX: 00007fde2b63bfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.875858][  T235] RBP: 00007fff531d8fe0 R08: 0000000000000000 R09: 0000000000000050
[   10.875859][  T235] R10: 00007fff531d8da0 R11: 0000000000000246 R12: 0000000000000001
[   10.875860][  T235] R13: 0000000000000000 R14: 00007fde2ba20680 R15: 00007fde2ba21fa0
| [   17.530049][  T568] softirqs last disabled at (26348): nsim_fib_event_nb (./include/linux/spinlock.h:353 drivers/net/netdevsim/fib.c:1011 drivers/net/netdevsim/fib.c:1043) netdevsim
| [   17.530053][  T568] Preemption disabled at:
| [   17.530054][  T568] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.530063][  T568] Tainted: [W]=WARN
[   17.530064][  T568] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.530066][  T568] Call Trace:
[   17.530068][  T568]  <TASK>
[   17.530069][  T568]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.530075][  T568]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.530077][  T568]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.530081][  T568]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.530085][  T568]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.530089][  T568]  __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))
[   17.530091][  T568]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.530097][  T568]  ? 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)
[   17.530099][  T568]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.530102][  T568]  put_chars (drivers/char/virtio_console.c:1176)
[   17.530108][  T568]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.530115][  T568]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.530122][  T568]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.530124][  T568]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.530128][  T568]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.530131][  T568]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.530136][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.530139][  T568]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.530143][  T568]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.530147][  T568]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.530148][  T568]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.530153][  T568]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.530156][  T568]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.530158][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.530160][  T568]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.530163][  T568]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.530164][  T568]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.530168][  T568]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.530171][  T568]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.530173][  T568]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   17.530176][  T568]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   17.530179][  T568]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   17.530181][  T568]  ? rcu_preempt_deferred_qs_irqrestore (kernel/rcu/tree_plugin.h:573 (discriminator 31))
[   17.530185][  T568]  _printk (kernel/printk/printk.c:2504)
[   17.530189][  T568]  ? snapshot_read.cold (user.c:?)
[   17.530192][  T568]  ? fib_net_dump (./include/linux/rcupdate.h:882 net/core/fib_notifier.c:77)
[   17.530197][  T568]  ? register_fib_notifier (net/core/fib_notifier.c:108)
[   17.530200][  T568] nsim_fib_create.cold (drivers/net/netdevsim/fib.c:1596 (discriminator 1)) netdevsim
[   17.530213][  T568]  ? nsim_fib_get_val (./arch/x86/include/asm/atomic64_64.h:15) netdevsim
[   17.530216][  T568]  ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6))
[   17.530221][  T568]  ? nsim_dev_traps_init (./include/linux/workqueue.h:715 drivers/net/netdevsim/dev.c:907) netdevsim
[   17.530227][  T568] nsim_dev_reload_create (drivers/net/netdevsim/dev.c:1529) netdevsim
[   17.530232][  T568]  ? devlink_reload_reinit_sanity_check (net/devlink/dev.c:437 (discriminator 1))
[   17.530234][  T568]  devlink_reload (net/devlink/dev.c:475)
[   17.530236][  T568]  ? xa_get_mark (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) lib/xarray.c:2131 (discriminator 2))
[   17.530240][  T568]  ? devlink_notify_unregister (net/devlink/dev.c:308)
[   17.530243][  T568]  ? devlink_resources_validate (net/devlink/resource.c:475)
[   17.530249][  T568]  devlink_nl_reload_doit (net/devlink/dev.c:586)
[   17.530251][  T568]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:125 net/devlink/netlink.c:235)
[   17.530252][  T568]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:112 net/devlink/devl_internal.h:118 net/devlink/netlink.c:236)
[   17.530254][  T568]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   17.530256][  T568]  ? devlink_nl_msg_reply_and_new (./include/net/net_namespace.h:422 (discriminator 7))
[   17.530258][  T568]  ? __nla_parse (lib/nlattr.c:732)
[   17.530262][  T568]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   17.530266][  T568]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   17.530270][  T568]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   17.530272][  T568]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.530277][  T568]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.530279][  T568]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   17.530283][  T568]  ? write_profile (profile.c:?)
[   17.530286][  T568]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   17.530291][  T568]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   17.530295][  T568]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   17.530298][  T568]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.530299][  T568]  ? devlink_nl_pre_doit_port (net/devlink/netlink.c:305 (discriminator 1))
[   17.530301][  T568]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   17.530302][  T568]  ? devlink_nl_post_doit (net/devlink/netlink.c:361 (discriminator 1))
[   17.530304][  T568]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.530309][  T568]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   17.530313][  T568]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   17.530315][  T568]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   17.530318][  T568]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.530326][  T568]  ? 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))
[   17.530328][  T568]  ? 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))
[   17.530332][  T568]  genl_rcv (net/netlink/genetlink.c:1218)
[   17.530334][  T568]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.530338][  T568]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.530341][  T568]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.530345][  T568]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   17.530349][  T568]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   17.530353][  T568]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.530356][  T568]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.530360][  T568]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   17.530363][  T568]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   17.530377][  T568]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   17.530379][  T568]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.530383][  T568]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   17.530384][  T568]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   17.530386][  T568]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.530388][  T568]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.530390][  T568]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.530393][  T568] RIP: 0033:0x7f2c5a87054e
[   17.530396][  T568] 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
[   17.530398][  T568] RSP: 002b:00007ffe57c08670 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   17.530401][  T568] RAX: ffffffffffffffda RBX: 00000000326a8980 RCX: 00007f2c5a87054e
[   17.530403][  T568] RDX: 0000000000000038 RSI: 00000000326a8ba0 RDI: 0000000000000005
[   17.530403][  T568] RBP: 00007ffe57c08680 R08: 00007f2c5ab23980 R09: 000000000000000c
[   17.530404][  T568] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000040d0b0
[   17.530405][  T568] R13: 00000000326a8980 R14: 0000000000000000 R15: 0000000000000003
| [   31.461757][ T1199] softirqs last disabled at (29475): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
| [   31.461760][ T1199] Preemption disabled at:
| [   31.461760][ T1199] vprintk_emit (kernel/printk/printk.c:2471)
| [   31.461770][ T1199] Tainted: [W]=WARN
[   31.461771][ T1199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.461772][ T1199] Call Trace:
[   31.461774][ T1199]  <TASK>
[   31.461776][ T1199]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   31.461781][ T1199]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   31.461783][ T1199]  __might_resched.cold (kernel/sched/core.c:9234)
[   31.461787][ T1199]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   31.461791][ T1199]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   31.461795][ T1199]  __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))
[   31.461797][ T1199]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.461803][ T1199]  ? 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)
[   31.461805][ T1199]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.461808][ T1199]  put_chars (drivers/char/virtio_console.c:1176)
[   31.461810][ T1199]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929)
[   31.461813][ T1199]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   31.461819][ T1199]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   31.461825][ T1199]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   31.461828][ T1199]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.461832][ T1199]  console_emit_next_record (kernel/printk/printk.c:3183)
[   31.461835][ T1199]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   31.461839][ T1199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.461843][ T1199]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.461847][ T1199]  console_flush_one_record (kernel/printk/printk.c:3268)
[   31.461851][ T1199]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   31.461852][ T1199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.461857][ T1199]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   31.461860][ T1199]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   31.461862][ T1199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.461864][ T1199]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   31.461867][ T1199]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   31.461868][ T1199]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   31.461872][ T1199]  vprintk_emit (kernel/printk/printk.c:2479)
[   31.461875][ T1199]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   31.461877][ T1199]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   31.461880][ T1199]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   31.461883][ T1199]  ? rcu_preempt_deferred_qs_irqrestore (kernel/rcu/tree_plugin.h:571)
[   31.461888][ T1199]  _printk (kernel/printk/printk.c:2504)
[   31.461892][ T1199]  ? snapshot_read.cold (user.c:?)
[   31.461895][ T1199]  ? fib_net_dump (./include/linux/rcupdate.h:882 net/core/fib_notifier.c:77)
[   31.461899][ T1199]  ? register_fib_notifier (net/core/fib_notifier.c:108)
[   31.461903][ T1199] nsim_fib_create.cold (drivers/net/netdevsim/fib.c:1596 (discriminator 1)) netdevsim
[   31.461914][ T1199]  ? nsim_fib_get_val (./arch/x86/include/asm/atomic64_64.h:15) netdevsim
[   31.461919][ T1199]  ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6))
[   31.461923][ T1199]  ? nsim_dev_traps_init (./include/linux/workqueue.h:715 drivers/net/netdevsim/dev.c:907) netdevsim
[   31.461929][ T1199] nsim_dev_reload_create (drivers/net/netdevsim/dev.c:1529) netdevsim
[   31.461934][ T1199]  ? devlink_reload_reinit_sanity_check (net/devlink/dev.c:437 (discriminator 1))
[   31.461936][ T1199]  devlink_reload (net/devlink/dev.c:475)
[   31.461939][ T1199]  ? xa_get_mark (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) lib/xarray.c:2131 (discriminator 2))
[   31.461942][ T1199]  ? devlink_notify_unregister (net/devlink/dev.c:308)
[   31.461945][ T1199]  ? devlink_resources_validate (net/devlink/resource.c:475)
[   31.461951][ T1199]  devlink_nl_reload_doit (net/devlink/dev.c:586)
[   31.461953][ T1199]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:125 net/devlink/netlink.c:235)
[   31.461955][ T1199]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:112 net/devlink/devl_internal.h:118 net/devlink/netlink.c:236)
[   31.461957][ T1199]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   31.461958][ T1199]  ? devlink_nl_msg_reply_and_new (./include/net/net_namespace.h:422 (discriminator 7))
[   31.461961][ T1199]  ? __nla_parse (lib/nlattr.c:732)
[   31.461964][ T1199]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   31.461969][ T1199]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   31.461973][ T1199]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   31.461975][ T1199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.461980][ T1199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.461983][ T1199]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   31.461986][ T1199]  ? write_profile (profile.c:?)
[   31.461989][ T1199]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   31.461994][ T1199]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   31.461998][ T1199]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   31.462001][ T1199]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.462003][ T1199]  ? devlink_nl_pre_doit_port (net/devlink/netlink.c:305 (discriminator 1))
[   31.462004][ T1199]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   31.462005][ T1199]  ? devlink_nl_post_doit (net/devlink/netlink.c:361 (discriminator 1))
[   31.462007][ T1199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.462012][ T1199]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   31.462016][ T1199]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   31.462018][ T1199]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   31.462021][ T1199]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.462029][ T1199]  ? 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))
[   31.462030][ T1199]  ? 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))
[   31.462035][ T1199]  genl_rcv (net/netlink/genetlink.c:1218)
[   31.462037][ T1199]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.462041][ T1199]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.462044][ T1199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.462048][ T1199]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   31.462052][ T1199]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   31.462056][ T1199]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   31.462059][ T1199]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   31.462063][ T1199]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   31.462066][ T1199]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   31.462080][ T1199]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   31.462082][ T1199]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.462086][ T1199]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   31.462087][ T1199]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   31.462089][ T1199]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   31.462090][ T1199]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   31.462093][ T1199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.462095][ T1199] RIP: 0033:0x7f9c6a07e54e
[   31.462099][ T1199] 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
[   31.462100][ T1199] RSP: 002b:00007fffd1a59c80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   31.462103][ T1199] RAX: ffffffffffffffda RBX: 0000000036c44980 RCX: 00007f9c6a07e54e
[   31.462104][ T1199] RDX: 0000000000000038 RSI: 0000000036c44ba0 RDI: 0000000000000005
[   31.462108][ T1199] RBP: 00007fffd1a59c90 R08: 00007f9c6a331980 R09: 000000000000000c
[   31.462109][ T1199] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000040d0b0
[   31.462110][ T1199] R13: 0000000036c44980 R14: 0000000000000000 R15: 0000000000000003
| [   40.084794][ T1591] softirqs last disabled at (24938): nsim_fib_event_nb (./include/linux/spinlock.h:353 drivers/net/netdevsim/fib.c:1011 drivers/net/netdevsim/fib.c:1043) netdevsim
| [   40.084798][ T1591] Preemption disabled at:
| [   40.084798][ T1591] vprintk_emit (kernel/printk/printk.c:2471)
| [   40.084807][ T1591] Tainted: [W]=WARN
[   40.084808][ T1591] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   40.084810][ T1591] Call Trace:
[   40.084812][ T1591]  <TASK>
[   40.084813][ T1591]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   40.084819][ T1591]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   40.084821][ T1591]  __might_resched.cold (kernel/sched/core.c:9234)
[   40.084825][ T1591]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   40.084829][ T1591]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   40.084834][ T1591]  __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))
[   40.084836][ T1591]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.084841][ T1591]  ? 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)
[   40.084843][ T1591]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   40.084846][ T1591]  put_chars (drivers/char/virtio_console.c:1176)
[   40.084848][ T1591]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929)
[   40.084851][ T1591]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   40.084857][ T1591]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   40.084864][ T1591]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   40.084866][ T1591]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.084870][ T1591]  console_emit_next_record (kernel/printk/printk.c:3183)
[   40.084874][ T1591]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   40.084878][ T1591]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.084881][ T1591]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   40.084885][ T1591]  console_flush_one_record (kernel/printk/printk.c:3268)
[   40.084889][ T1591]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   40.084891][ T1591]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.084896][ T1591]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   40.084898][ T1591]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   40.084900][ T1591]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.084902][ T1591]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   40.084905][ T1591]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   40.084907][ T1591]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   40.084910][ T1591]  vprintk_emit (kernel/printk/printk.c:2479)
[   40.084913][ T1591]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   40.084915][ T1591]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   40.084918][ T1591]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   40.084921][ T1591]  ? rcu_preempt_deferred_qs_irqrestore (kernel/rcu/tree_plugin.h:571)
[   40.084926][ T1591]  _printk (kernel/printk/printk.c:2504)
[   40.084930][ T1591]  ? snapshot_read.cold (user.c:?)
[   40.084933][ T1591]  ? fib_net_dump (./include/linux/rcupdate.h:882 net/core/fib_notifier.c:77)
[   40.084937][ T1591]  ? register_fib_notifier (net/core/fib_notifier.c:108)
[   40.084941][ T1591] nsim_fib_create.cold (drivers/net/netdevsim/fib.c:1596 (discriminator 1)) netdevsim
[   40.084949][ T1591]  ? nsim_fib_get_val (./arch/x86/include/asm/atomic64_64.h:15) netdevsim
[   40.084953][ T1591]  ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6))
[   40.084957][ T1591]  ? nsim_dev_traps_init (./include/linux/workqueue.h:715 drivers/net/netdevsim/dev.c:907) netdevsim
[   40.084963][ T1591] nsim_dev_reload_create (drivers/net/netdevsim/dev.c:1529) netdevsim
[   40.084968][ T1591]  ? devlink_reload_reinit_sanity_check (net/devlink/dev.c:437 (discriminator 1))
[   40.084971][ T1591]  devlink_reload (net/devlink/dev.c:475)
[   40.084973][ T1591]  ? xa_get_mark (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) lib/xarray.c:2131 (discriminator 2))
[   40.084977][ T1591]  ? devlink_notify_unregister (net/devlink/dev.c:308)
[   40.084980][ T1591]  ? devlink_resources_validate (net/devlink/resource.c:475)
[   40.084986][ T1591]  devlink_nl_reload_doit (net/devlink/dev.c:586)
[   40.084988][ T1591]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:125 net/devlink/netlink.c:235)
[   40.084989][ T1591]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:112 net/devlink/devl_internal.h:118 net/devlink/netlink.c:236)
[   40.084991][ T1591]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   40.084993][ T1591]  ? devlink_nl_msg_reply_and_new (./include/net/net_namespace.h:422 (discriminator 7))
[   40.084995][ T1591]  ? __nla_parse (lib/nlattr.c:732)
[   40.084998][ T1591]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   40.085003][ T1591]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   40.085006][ T1591]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   40.085008][ T1591]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   40.085014][ T1591]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   40.085016][ T1591]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   40.085020][ T1591]  ? write_profile (profile.c:?)
[   40.085023][ T1591]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   40.085028][ T1591]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   40.085032][ T1591]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   40.085035][ T1591]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   40.085036][ T1591]  ? devlink_nl_pre_doit_port (net/devlink/netlink.c:305 (discriminator 1))
[   40.085038][ T1591]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   40.085039][ T1591]  ? devlink_nl_post_doit (net/devlink/netlink.c:361 (discriminator 1))
[   40.085041][ T1591]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.085046][ T1591]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   40.085050][ T1591]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   40.085052][ T1591]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   40.085055][ T1591]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   40.085062][ T1591]  ? 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))
[   40.085064][ T1591]  ? 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))
[   40.085069][ T1591]  genl_rcv (net/netlink/genetlink.c:1218)
[   40.085071][ T1591]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   40.085075][ T1591]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   40.085077][ T1591]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   40.085082][ T1591]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   40.085086][ T1591]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   40.085090][ T1591]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   40.085093][ T1591]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   40.085096][ T1591]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   40.085100][ T1591]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   40.085117][ T1591]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   40.085118][ T1591]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   40.085122][ T1591]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   40.085124][ T1591]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   40.085126][ T1591]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   40.085127][ T1591]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   40.085130][ T1591]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   40.085132][ T1591] RIP: 0033:0x7feca3cd854e
[   40.085136][ T1591] 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
[   40.085138][ T1591] RSP: 002b:00007ffce98913a0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   40.085141][ T1591] RAX: ffffffffffffffda RBX: 000000002ac4c980 RCX: 00007feca3cd854e
[   40.085143][ T1591] RDX: 0000000000000038 RSI: 000000002ac4cba0 RDI: 0000000000000005
[   40.085144][ T1591] RBP: 00007ffce98913b0 R08: 00007feca3f8b980 R09: 000000000000000c
[   40.085145][ T1591] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000040d0b0
[   40.085145][ T1591] R13: 000000002ac4c980 R14: 0000000000000000 R15: 0000000000000003
| [   53.303981][ T2220] softirqs last disabled at (22340): fib6_tables_dump (./include/linux/spinlock.h:353 (discriminator 32768) net/ipv6/ip6_fib.c:485 (discriminator 32768) net/ipv6/ip6_fib.c:515 (discriminator 32768))
| [   53.303983][ T2220] Preemption disabled at:
| [   53.303984][ T2220] vprintk_emit (kernel/printk/printk.c:2471)
| [   53.303993][ T2220] Tainted: [W]=WARN
[   53.303994][ T2220] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   53.303996][ T2220] Call Trace:
[   53.303997][ T2220]  <TASK>
[   53.303999][ T2220]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   53.304005][ T2220]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   53.304007][ T2220]  __might_resched.cold (kernel/sched/core.c:9234)
[   53.304011][ T2220]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   53.304015][ T2220]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   53.304020][ T2220]  __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))
[   53.304022][ T2220]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.304028][ T2220]  ? 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)
[   53.304030][ T2220]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   53.304034][ T2220]  put_chars (drivers/char/virtio_console.c:1176)
[   53.304036][ T2220]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929)
[   53.304039][ T2220]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   53.304045][ T2220]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   53.304051][ T2220]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   53.304054][ T2220]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.304057][ T2220]  console_emit_next_record (kernel/printk/printk.c:3183)
[   53.304061][ T2220]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   53.304065][ T2220]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.304069][ T2220]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   53.304073][ T2220]  console_flush_one_record (kernel/printk/printk.c:3268)
[   53.304076][ T2220]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   53.304078][ T2220]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.304083][ T2220]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   53.304086][ T2220]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   53.304087][ T2220]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.304089][ T2220]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   53.304093][ T2220]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   53.304094][ T2220]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   53.304097][ T2220]  vprintk_emit (kernel/printk/printk.c:2479)
[   53.304101][ T2220]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   53.304103][ T2220]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   53.304109][ T2220]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   53.304113][ T2220]  ? rcu_preempt_deferred_qs_irqrestore (kernel/rcu/tree_plugin.h:571)
[   53.304117][ T2220]  _printk (kernel/printk/printk.c:2504)
[   53.304121][ T2220]  ? snapshot_read.cold (user.c:?)
[   53.304124][ T2220]  ? fib_net_dump (./include/linux/rcupdate.h:882 net/core/fib_notifier.c:77)
[   53.304129][ T2220]  ? register_fib_notifier (net/core/fib_notifier.c:108)
[   53.304132][ T2220] nsim_fib_create.cold (drivers/net/netdevsim/fib.c:1596 (discriminator 1)) netdevsim
[   53.304143][ T2220]  ? nsim_fib_get_val (./arch/x86/include/asm/atomic64_64.h:15) netdevsim
[   53.304148][ T2220]  ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6))
[   53.304153][ T2220]  ? nsim_dev_traps_init (./include/linux/workqueue.h:715 drivers/net/netdevsim/dev.c:907) netdevsim
[   53.304159][ T2220] nsim_dev_reload_create (drivers/net/netdevsim/dev.c:1529) netdevsim
[   53.304163][ T2220]  ? devlink_reload_reinit_sanity_check (net/devlink/dev.c:437 (discriminator 1))
[   53.304166][ T2220]  devlink_reload (net/devlink/dev.c:475)
[   53.304168][ T2220]  ? xa_get_mark (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) lib/xarray.c:2131 (discriminator 2))
[   53.304172][ T2220]  ? devlink_notify_unregister (net/devlink/dev.c:308)
[   53.304175][ T2220]  ? devlink_resources_validate (net/devlink/resource.c:475)
[   53.304181][ T2220]  devlink_nl_reload_doit (net/devlink/dev.c:586)
[   53.304183][ T2220]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:125 net/devlink/netlink.c:235)
[   53.304185][ T2220]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:112 net/devlink/devl_internal.h:118 net/devlink/netlink.c:236)
[   53.304186][ T2220]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   53.304188][ T2220]  ? devlink_nl_msg_reply_and_new (./include/net/net_namespace.h:422 (discriminator 7))
[   53.304191][ T2220]  ? __nla_parse (lib/nlattr.c:732)
[   53.304194][ T2220]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   53.304199][ T2220]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   53.304202][ T2220]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   53.304204][ T2220]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   53.304210][ T2220]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   53.304212][ T2220]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   53.304215][ T2220]  ? write_profile (profile.c:?)
[   53.304219][ T2220]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   53.304224][ T2220]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   53.304228][ T2220]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   53.304230][ T2220]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   53.304233][ T2220]  ? devlink_nl_pre_doit_port (net/devlink/netlink.c:305 (discriminator 1))
[   53.304234][ T2220]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   53.304235][ T2220]  ? devlink_nl_post_doit (net/devlink/netlink.c:361 (discriminator 1))
[   53.304237][ T2220]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.304243][ T2220]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   53.304246][ T2220]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   53.304248][ T2220]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   53.304252][ T2220]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   53.304259][ T2220]  ? 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))
[   53.304261][ T2220]  ? 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))
[   53.304265][ T2220]  genl_rcv (net/netlink/genetlink.c:1218)
[   53.304267][ T2220]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   53.304271][ T2220]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   53.304274][ T2220]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   53.304278][ T2220]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   53.304282][ T2220]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   53.304286][ T2220]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   53.304290][ T2220]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   53.304293][ T2220]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   53.304297][ T2220]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   53.304311][ T2220]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   53.304312][ T2220]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   53.304317][ T2220]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   53.304318][ T2220]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   53.304323][ T2220]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   53.304325][ T2220]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   53.304327][ T2220]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   53.304330][ T2220] RIP: 0033:0x7fcebc9bf54e
[   53.304334][ T2220] 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
[   53.304336][ T2220] RSP: 002b:00007ffdc8103490 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   53.304338][ T2220] RAX: ffffffffffffffda RBX: 0000000016f72980 RCX: 00007fcebc9bf54e
[   53.304340][ T2220] RDX: 0000000000000038 RSI: 0000000016f72ba0 RDI: 0000000000000005
[   53.304341][ T2220] RBP: 00007ffdc81034a0 R08: 00007fcebcc72980 R09: 000000000000000c
[   53.304341][ T2220] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000040d0b0


Finger prints:
do_softirq:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
nsim_fib_event_nb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars
__irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print
fib6_tables_dump:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars