======================================
| [   18.060755][  T567] softirqs last disabled at (32962): nsim_fib_event_nb (./include/linux/spinlock.h:353 drivers/net/netdevsim/fib.c:1011 drivers/net/netdevsim/fib.c:1043) netdevsim
| [   18.060759][  T567] Preemption disabled at:
| [   18.060759][  T567] vprintk_emit (kernel/printk/printk.c:2471)
| [   18.060769][  T567] Tainted: [W]=WARN
[   18.060770][  T567] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   18.060772][  T567] Call Trace:
[   18.060773][  T567]  <TASK>
[   18.060775][  T567]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   18.060781][  T567]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   18.060783][  T567]  __might_resched.cold (kernel/sched/core.c:9234)
[   18.060787][  T567]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   18.060791][  T567]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   18.060795][  T567]  __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))
[   18.060797][  T567]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.060803][  T567]  ? 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)
[   18.060805][  T567]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   18.060808][  T567]  put_chars (drivers/char/virtio_console.c:1176)
[   18.060811][  T567]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   18.060818][  T567]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   18.060824][  T567]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   18.060827][  T567]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.060831][  T567]  console_emit_next_record (kernel/printk/printk.c:3183)
[   18.060834][  T567]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   18.060838][  T567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.060842][  T567]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   18.060845][  T567]  console_flush_one_record (kernel/printk/printk.c:3268)
[   18.060849][  T567]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   18.060851][  T567]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.060856][  T567]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   18.060858][  T567]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   18.060860][  T567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.060862][  T567]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   18.060865][  T567]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   18.060867][  T567]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   18.060870][  T567]  vprintk_emit (kernel/printk/printk.c:2479)
[   18.060873][  T567]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   18.060876][  T567]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   18.060881][  T567]  _printk (kernel/printk/printk.c:2504)
[   18.060885][  T567]  ? snapshot_read.cold (user.c:?)
[   18.060887][  T567]  ? fib_net_dump (./include/linux/rcupdate.h:882 net/core/fib_notifier.c:77)
[   18.060892][  T567]  ? register_fib_notifier (net/core/fib_notifier.c:108)
[   18.060894][  T567]  ? fib_notify (./include/linux/instrumented.h:112 ./include/linux/atomic/atomic-instrumented.h:400 ./include/linux/refcount.h:389 ./include/linux/refcount.h:432 ./include/linux/refcount.h:450 ./include/net/ip_fib.h:638 net/ipv4/fib_trie.c:2175 net/ipv4/fib_trie.c:2191 net/ipv4/fib_trie.c:2214)
[   18.060899][  T567] nsim_fib_create.cold (drivers/net/netdevsim/fib.c:1596 (discriminator 1)) netdevsim
[   18.060907][  T567]  ? nsim_fib_get_val (./arch/x86/include/asm/atomic64_64.h:15) netdevsim
[   18.060910][  T567]  ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6))
[   18.060915][  T567]  ? nsim_dev_traps_init (./include/linux/workqueue.h:715 drivers/net/netdevsim/dev.c:907) netdevsim
[   18.060920][  T567] nsim_dev_reload_create (drivers/net/netdevsim/dev.c:1529) netdevsim
[   18.060925][  T567]  ? devlink_reload_reinit_sanity_check (net/devlink/dev.c:437 (discriminator 1))
[   18.060927][  T567]  devlink_reload (net/devlink/dev.c:475)
[   18.060930][  T567]  ? xa_get_mark (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) lib/xarray.c:2131 (discriminator 2))
[   18.060934][  T567]  ? devlink_notify_unregister (net/devlink/dev.c:308)
[   18.060936][  T567]  ? devlink_resources_validate (net/devlink/resource.c:475)
[   18.060942][  T567]  devlink_nl_reload_doit (net/devlink/dev.c:586)
[   18.060944][  T567]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:125 net/devlink/netlink.c:235)
[   18.060946][  T567]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:112 net/devlink/devl_internal.h:118 net/devlink/netlink.c:236)
[   18.060948][  T567]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   18.060949][  T567]  ? devlink_nl_msg_reply_and_new (./include/net/net_namespace.h:422 (discriminator 7))
[   18.060952][  T567]  ? __nla_parse (lib/nlattr.c:732)
[   18.060955][  T567]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   18.060960][  T567]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   18.060963][  T567]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   18.060965][  T567]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   18.060971][  T567]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   18.060973][  T567]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   18.060977][  T567]  ? write_profile (profile.c:?)
[   18.060980][  T567]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   18.060985][  T567]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   18.060989][  T567]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   18.060991][  T567]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   18.060993][  T567]  ? devlink_nl_pre_doit_port (net/devlink/netlink.c:305 (discriminator 1))
[   18.060994][  T567]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   18.060996][  T567]  ? devlink_nl_post_doit (net/devlink/netlink.c:361 (discriminator 1))
[   18.060998][  T567]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.061003][  T567]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   18.061006][  T567]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   18.061008][  T567]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   18.061012][  T567]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   18.061019][  T567]  ? 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))
[   18.061021][  T567]  ? 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))
[   18.061025][  T567]  genl_rcv (net/netlink/genetlink.c:1218)
[   18.061027][  T567]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   18.061031][  T567]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   18.061034][  T567]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   18.061038][  T567]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   18.061042][  T567]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   18.061046][  T567]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.061049][  T567]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   18.061053][  T567]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   18.061056][  T567]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   18.061070][  T567]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   18.061072][  T567]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   18.061076][  T567]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   18.061078][  T567]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   18.061079][  T567]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   18.061081][  T567]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   18.061083][  T567]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   18.061086][  T567] RIP: 0033:0x7f5e9796954e
[   18.061090][  T567] 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
[   18.061091][  T567] RSP: 002b:00007ffd6b2bf320 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   18.061094][  T567] RAX: ffffffffffffffda RBX: 0000000017c0d980 RCX: 00007f5e9796954e
[   18.061096][  T567] RDX: 0000000000000038 RSI: 0000000017c0dba0 RDI: 0000000000000005
[   18.061097][  T567] RBP: 00007ffd6b2bf330 R08: 00007f5e97c1c980 R09: 000000000000000c
[   18.061097][  T567] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000040d0b0
[   18.061098][  T567] R13: 0000000017c0d980 R14: 0000000000000000 R15: 0000000000000003
| [   19.467651][  T643] softirqs last disabled at (14209): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   19.467654][  T643] Preemption disabled at:
| [   19.467654][  T643] 0x0
| [   19.467665][  T643] Tainted: [W]=WARN
[   19.467666][  T643] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   19.467668][  T643] Call Trace:
[   19.467669][  T643]  <TASK>
[   19.467671][  T643]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   19.467676][  T643]  __might_resched.cold (kernel/sched/core.c:9234)
[   19.467681][  T643]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   19.467685][  T643]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   19.467696][  T643]  __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))
[   19.467698][  T643]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.467704][  T643]  ? 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)
[   19.467706][  T643]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   19.467709][  T643]  put_chars (drivers/char/virtio_console.c:1176)
[   19.467712][  T643]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   19.467713][  T643]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   19.467716][  T643]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   19.467719][  T643]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   19.467723][  T643]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   19.467726][  T643]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.467727][  T643]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.467732][  T643]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   19.467735][  T643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.467738][  T643]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.467742][  T643]  console_emit_next_record (kernel/printk/printk.c:3183)
[   19.467745][  T643]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   19.467749][  T643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.467751][  T643]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   19.467755][  T643]  console_flush_one_record (kernel/printk/printk.c:3268)
[   19.467759][  T643]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   19.467761][  T643]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.467765][  T643]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   19.467768][  T643]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   19.467769][  T643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.467771][  T643]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   19.467775][  T643]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   19.467776][  T643]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   19.467779][  T643]  vprintk_emit (kernel/printk/printk.c:2479)
[   19.467783][  T643]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   19.467786][  T643]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   19.467789][  T643]  _printk (kernel/printk/printk.c:2504)
[   19.467793][  T643]  ? snapshot_read.cold (user.c:?)
[   19.467796][  T643]  ? 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)
[   19.467798][  T643]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   19.467801][  T643]  ? 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)
[   19.467804][  T643]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   19.467807][  T643]  ? exit_notify (kernel/exit.c:780)
[   19.467809][  T643]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   19.467812][  T643]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   19.467815][  T643]  do_group_exit (kernel/exit.c:1151)
[   19.467819][  T643]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   19.467821][  T643]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   19.467823][  T643]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   19.467827][  T643]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   19.467830][  T643]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   19.467832][  T643] RIP: 0033:0x7fdc1e4351b8
[   19.467834][  T643] Code: Unable to access opcode bytes at 0x7fdc1e43518e.

Code starting with the faulting instruction
===========================================
[   19.467835][  T643] RSP: 002b:00007fffb1a42d08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   19.467838][  T643] RAX: ffffffffffffffda RBX: 00007fdc1e565f88 RCX: 00007fdc1e4351b8
[   19.467839][  T643] RDX: 00007fdc1e259a48 RSI: ffffffffffffffb0 RDI: 0000000000000000
[   19.467840][  T643] RBP: 00007fffb1a42d60 R08: 00000000ffffffff R09: 0000000000000020
[   19.467841][  T643] R10: 00007fffb1a42b80 R11: 0000000000000246 R12: 0000000000000004
[   19.467841][  T643] R13: 0000000000000000 R14: 00007fdc1e564680 R15: 00007fdc1e565fa0
| [   31.649360][ T1197] softirqs last disabled at (24401): do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19))
| [   31.649363][ T1197] Preemption disabled at:
| [   31.649363][ T1197] vprintk_emit (kernel/printk/printk.c:2471)
| [   31.649373][ T1197] Tainted: [W]=WARN
[   31.649374][ T1197] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.649376][ T1197] Call Trace:
[   31.649378][ T1197]  <TASK>
[   31.649379][ T1197]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   31.649385][ T1197]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   31.649387][ T1197]  __might_resched.cold (kernel/sched/core.c:9234)
[   31.649392][ T1197]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   31.649395][ T1197]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   31.649400][ T1197]  __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))
[   31.649402][ T1197]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.649408][ T1197]  ? 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)
[   31.649410][ T1197]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.649413][ T1197]  put_chars (drivers/char/virtio_console.c:1176)
[   31.649415][ T1197]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929)
[   31.649418][ T1197]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   31.649425][ T1197]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   31.649431][ T1197]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   31.649433][ T1197]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.649437][ T1197]  console_emit_next_record (kernel/printk/printk.c:3183)
[   31.649441][ T1197]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   31.649445][ T1197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.649448][ T1197]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.649452][ T1197]  console_flush_one_record (kernel/printk/printk.c:3268)
[   31.649456][ T1197]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   31.649458][ T1197]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.649463][ T1197]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   31.649465][ T1197]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   31.649467][ T1197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.649469][ T1197]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   31.649472][ T1197]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   31.649473][ T1197]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   31.649477][ T1197]  vprintk_emit (kernel/printk/printk.c:2479)
[   31.649480][ T1197]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   31.649483][ T1197]  ? call_fib6_entry_notifiers_replace (net/ipv6/ip6_fib.c:440)
[   31.649486][ T1197]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   31.649491][ T1197]  _printk (kernel/printk/printk.c:2504)
[   31.649495][ T1197]  ? snapshot_read.cold (user.c:?)
[   31.649498][ T1197]  ? fib_net_dump (./include/linux/rcupdate.h:882 net/core/fib_notifier.c:77)
[   31.649503][ T1197]  ? register_fib_notifier (net/core/fib_notifier.c:108)
[   31.649506][ T1197] nsim_fib_create.cold (drivers/net/netdevsim/fib.c:1596 (discriminator 1)) netdevsim
[   31.649516][ T1197]  ? nsim_fib_get_val (./arch/x86/include/asm/atomic64_64.h:15) netdevsim
[   31.649521][ T1197]  ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6))
[   31.649526][ T1197]  ? nsim_dev_traps_init (./include/linux/workqueue.h:715 drivers/net/netdevsim/dev.c:907) netdevsim
[   31.649532][ T1197] nsim_dev_reload_create (drivers/net/netdevsim/dev.c:1529) netdevsim
[   31.649536][ T1197]  ? devlink_reload_reinit_sanity_check (net/devlink/dev.c:437 (discriminator 1))
[   31.649539][ T1197]  devlink_reload (net/devlink/dev.c:475)
[   31.649541][ T1197]  ? xa_get_mark (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) lib/xarray.c:2131 (discriminator 2))
[   31.649545][ T1197]  ? devlink_notify_unregister (net/devlink/dev.c:308)
[   31.649548][ T1197]  ? devlink_resources_validate (net/devlink/resource.c:475)
[   31.649553][ T1197]  devlink_nl_reload_doit (net/devlink/dev.c:586)
[   31.649556][ T1197]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:125 net/devlink/netlink.c:235)
[   31.649557][ T1197]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:112 net/devlink/devl_internal.h:118 net/devlink/netlink.c:236)
[   31.649559][ T1197]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   31.649560][ T1197]  ? devlink_nl_msg_reply_and_new (./include/net/net_namespace.h:422 (discriminator 7))
[   31.649563][ T1197]  ? __nla_parse (lib/nlattr.c:732)
[   31.649566][ T1197]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   31.649571][ T1197]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   31.649575][ T1197]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   31.649576][ T1197]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.649582][ T1197]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.649584][ T1197]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   31.649588][ T1197]  ? write_profile (profile.c:?)
[   31.649590][ T1197]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   31.649596][ T1197]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   31.649600][ T1197]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   31.649602][ T1197]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.649604][ T1197]  ? devlink_nl_pre_doit_port (net/devlink/netlink.c:305 (discriminator 1))
[   31.649605][ T1197]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   31.649607][ T1197]  ? devlink_nl_post_doit (net/devlink/netlink.c:361 (discriminator 1))
[   31.649609][ T1197]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.649614][ T1197]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   31.649617][ T1197]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   31.649619][ T1197]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   31.649623][ T1197]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.649630][ T1197]  ? 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))
[   31.649631][ T1197]  ? 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))
[   31.649636][ T1197]  genl_rcv (net/netlink/genetlink.c:1218)
[   31.649638][ T1197]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.649642][ T1197]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.649644][ T1197]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.649649][ T1197]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   31.649653][ T1197]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   31.649656][ T1197]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   31.649660][ T1197]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   31.649663][ T1197]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   31.649667][ T1197]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   31.649680][ T1197]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   31.649682][ T1197]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.649686][ T1197]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   31.649688][ T1197]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   31.649689][ T1197]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   31.649691][ T1197]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   31.649693][ T1197]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.649696][ T1197] RIP: 0033:0x7f501964354e
[   31.649699][ T1197] 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
[   31.649701][ T1197] RSP: 002b:00007ffe507cd7d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   31.649704][ T1197] RAX: ffffffffffffffda RBX: 000000003074c980 RCX: 00007f501964354e
[   31.649705][ T1197] RDX: 0000000000000038 RSI: 000000003074cba0 RDI: 0000000000000005
[   31.649706][ T1197] RBP: 00007ffe507cd7e0 R08: 00007f50198f6980 R09: 000000000000000c
[   31.649707][ T1197] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000040d0b0
[   31.649708][ T1197] R13: 000000003074c980 R14: 0000000000000000 R15: 0000000000000003
| [   39.364070][ T1591] softirqs last disabled at (23924): nsim_fib_event_nb (./include/linux/spinlock.h:353 drivers/net/netdevsim/fib.c:1011 drivers/net/netdevsim/fib.c:1043) netdevsim
| [   39.364074][ T1591] Preemption disabled at:
| [   39.364075][ T1591] vprintk_emit (kernel/printk/printk.c:2471)
| [   39.364085][ T1591] Tainted: [W]=WARN
[   39.364085][ T1591] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.364087][ T1591] Call Trace:
[   39.364089][ T1591]  <TASK>
[   39.364090][ T1591]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   39.364096][ T1591]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   39.364098][ T1591]  __might_resched.cold (kernel/sched/core.c:9234)
[   39.364103][ T1591]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   39.364107][ 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)
[   39.364111][ 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))
[   39.364113][ T1591]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.364119][ 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)
[   39.364121][ T1591]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.364124][ T1591]  put_chars (drivers/char/virtio_console.c:1176)
[   39.364126][ T1591]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929)
[   39.364129][ T1591]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   39.364136][ T1591]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   39.364142][ T1591]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   39.364145][ T1591]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.364148][ T1591]  console_emit_next_record (kernel/printk/printk.c:3183)
[   39.364152][ T1591]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   39.364157][ T1591]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.364160][ T1591]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.364164][ T1591]  console_flush_one_record (kernel/printk/printk.c:3268)
[   39.364168][ T1591]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   39.364170][ T1591]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.364175][ T1591]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   39.364177][ T1591]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   39.364179][ T1591]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.364181][ T1591]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   39.364185][ T1591]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   39.364186][ T1591]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   39.364189][ T1591]  vprintk_emit (kernel/printk/printk.c:2479)
[   39.364193][ T1591]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   39.364195][ T1591]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   39.364198][ T1591]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   39.364201][ T1591]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   39.364203][ T1591]  ? rcu_preempt_deferred_qs_irqrestore (kernel/rcu/tree_plugin.h:573 (discriminator 31))
[   39.364208][ T1591]  _printk (kernel/printk/printk.c:2504)
[   39.364211][ T1591]  ? snapshot_read.cold (user.c:?)
[   39.364218][ T1591]  ? fib_net_dump (./include/linux/rcupdate.h:882 net/core/fib_notifier.c:77)
[   39.364223][ T1591]  ? register_fib_notifier (net/core/fib_notifier.c:108)
[   39.364227][ T1591] nsim_fib_create.cold (drivers/net/netdevsim/fib.c:1596 (discriminator 1)) netdevsim
[   39.364236][ T1591]  ? nsim_fib_get_val (./arch/x86/include/asm/atomic64_64.h:15) netdevsim
[   39.364239][ T1591]  ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6))
[   39.364244][ T1591]  ? nsim_dev_traps_init (./include/linux/workqueue.h:715 drivers/net/netdevsim/dev.c:907) netdevsim
[   39.364249][ T1591] nsim_dev_reload_create (drivers/net/netdevsim/dev.c:1529) netdevsim
[   39.364254][ T1591]  ? devlink_reload_reinit_sanity_check (net/devlink/dev.c:437 (discriminator 1))
[   39.364256][ T1591]  devlink_reload (net/devlink/dev.c:475)
[   39.364259][ T1591]  ? xa_get_mark (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) lib/xarray.c:2131 (discriminator 2))
[   39.364262][ T1591]  ? devlink_notify_unregister (net/devlink/dev.c:308)
[   39.364265][ T1591]  ? devlink_resources_validate (net/devlink/resource.c:475)
[   39.364271][ T1591]  devlink_nl_reload_doit (net/devlink/dev.c:586)
[   39.364273][ T1591]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:125 net/devlink/netlink.c:235)
[   39.364275][ T1591]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:112 net/devlink/devl_internal.h:118 net/devlink/netlink.c:236)
[   39.364277][ T1591]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   39.364278][ T1591]  ? devlink_nl_msg_reply_and_new (./include/net/net_namespace.h:422 (discriminator 7))
[   39.364281][ T1591]  ? __nla_parse (lib/nlattr.c:732)
[   39.364284][ T1591]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   39.364289][ T1591]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   39.364293][ T1591]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   39.364295][ T1591]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.364300][ T1591]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.364302][ T1591]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   39.364306][ T1591]  ? write_profile (profile.c:?)
[   39.364309][ T1591]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   39.364314][ T1591]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   39.364318][ T1591]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   39.364321][ T1591]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.364323][ T1591]  ? devlink_nl_pre_doit_port (net/devlink/netlink.c:305 (discriminator 1))
[   39.364324][ T1591]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   39.364326][ T1591]  ? devlink_nl_post_doit (net/devlink/netlink.c:361 (discriminator 1))
[   39.364328][ T1591]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.364333][ T1591]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   39.364336][ T1591]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   39.364339][ T1591]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   39.364342][ T1591]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.364350][ 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))
[   39.364352][ 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))
[   39.364356][ T1591]  genl_rcv (net/netlink/genetlink.c:1218)
[   39.364359][ T1591]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.364363][ T1591]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.364365][ T1591]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.364370][ T1591]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   39.364374][ T1591]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   39.364378][ T1591]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   39.364382][ T1591]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   39.364385][ T1591]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   39.364389][ T1591]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   39.364403][ T1591]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   39.364405][ T1591]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   39.364409][ T1591]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   39.364411][ T1591]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   39.364412][ T1591]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   39.364414][ T1591]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   39.364416][ T1591]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.364419][ T1591] RIP: 0033:0x7fc8d2d1954e
[   39.364422][ 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
[   39.364424][ T1591] RSP: 002b:00007ffe7ff58090 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   39.364427][ T1591] RAX: ffffffffffffffda RBX: 0000000031ab5980 RCX: 00007fc8d2d1954e
[   39.364428][ T1591] RDX: 0000000000000038 RSI: 0000000031ab5ba0 RDI: 0000000000000005
[   39.364429][ T1591] RBP: 00007ffe7ff580a0 R08: 00007fc8d2fcc980 R09: 000000000000000c
[   39.364430][ T1591] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000040d0b0
[   39.364431][ T1591] R13: 0000000031ab5980 R14: 0000000000000000 R15: 0000000000000003
| [   52.268417][ T2221] softirqs last disabled at (34544): 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))
| [   52.268419][ T2221] Preemption disabled at:
| [   52.268419][ T2221] vprintk_emit (kernel/printk/printk.c:2471)
| [   52.268429][ T2221] Tainted: [W]=WARN
[   52.268430][ T2221] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.268431][ T2221] Call Trace:
[   52.268433][ T2221]  <TASK>
[   52.268435][ T2221]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   52.268440][ T2221]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   52.268442][ T2221]  __might_resched.cold (kernel/sched/core.c:9234)
[   52.268447][ T2221]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   52.268451][ T2221]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   52.268456][ T2221]  __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))
[   52.268458][ T2221]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.268464][ T2221]  ? 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)
[   52.268466][ T2221]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.268470][ T2221]  put_chars (drivers/char/virtio_console.c:1176)
[   52.268472][ T2221]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929)
[   52.268474][ T2221]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   52.268481][ T2221]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   52.268487][ T2221]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   52.268490][ T2221]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.268494][ T2221]  console_emit_next_record (kernel/printk/printk.c:3183)
[   52.268497][ T2221]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   52.268502][ T2221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.268506][ T2221]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.268509][ T2221]  console_flush_one_record (kernel/printk/printk.c:3268)
[   52.268514][ T2221]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   52.268515][ T2221]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.268520][ T2221]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   52.268523][ T2221]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   52.268524][ T2221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.268527][ T2221]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   52.268530][ T2221]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   52.268531][ T2221]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   52.268535][ T2221]  vprintk_emit (kernel/printk/printk.c:2479)
[   52.268538][ T2221]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   52.268540][ T2221]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   52.268544][ T2221]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   52.268547][ T2221]  ? rcu_preempt_deferred_qs_irqrestore (kernel/rcu/tree_plugin.h:571)
[   52.268552][ T2221]  _printk (kernel/printk/printk.c:2504)
[   52.268556][ T2221]  ? snapshot_read.cold (user.c:?)
[   52.268559][ T2221]  ? fib_net_dump (./include/linux/rcupdate.h:882 net/core/fib_notifier.c:77)
[   52.268563][ T2221]  ? register_fib_notifier (net/core/fib_notifier.c:108)
[   52.268567][ T2221] nsim_fib_create.cold (drivers/net/netdevsim/fib.c:1596 (discriminator 1)) netdevsim
[   52.268578][ T2221]  ? nsim_fib_get_val (./arch/x86/include/asm/atomic64_64.h:15) netdevsim
[   52.268584][ T2221]  ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6))
[   52.268589][ T2221]  ? nsim_dev_traps_init (./include/linux/workqueue.h:715 drivers/net/netdevsim/dev.c:907) netdevsim
[   52.268594][ T2221] nsim_dev_reload_create (drivers/net/netdevsim/dev.c:1529) netdevsim
[   52.268599][ T2221]  ? devlink_reload_reinit_sanity_check (net/devlink/dev.c:437 (discriminator 1))
[   52.268601][ T2221]  devlink_reload (net/devlink/dev.c:475)
[   52.268604][ T2221]  ? xa_get_mark (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) lib/xarray.c:2131 (discriminator 2))
[   52.268607][ T2221]  ? devlink_notify_unregister (net/devlink/dev.c:308)
[   52.268610][ T2221]  ? devlink_resources_validate (net/devlink/resource.c:475)
[   52.268616][ T2221]  devlink_nl_reload_doit (net/devlink/dev.c:586)
[   52.268619][ T2221]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:125 net/devlink/netlink.c:235)
[   52.268620][ T2221]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:112 net/devlink/devl_internal.h:118 net/devlink/netlink.c:236)
[   52.268622][ T2221]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   52.268624][ T2221]  ? devlink_nl_msg_reply_and_new (./include/net/net_namespace.h:422 (discriminator 7))
[   52.268626][ T2221]  ? __nla_parse (lib/nlattr.c:732)
[   52.268630][ T2221]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   52.268635][ T2221]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   52.268638][ T2221]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   52.268640][ T2221]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.268646][ T2221]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.268648][ T2221]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   52.268652][ T2221]  ? write_profile (profile.c:?)
[   52.268655][ T2221]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   52.268660][ T2221]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   52.268664][ T2221]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   52.268667][ T2221]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.268668][ T2221]  ? devlink_nl_pre_doit_port (net/devlink/netlink.c:305 (discriminator 1))
[   52.268670][ T2221]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   52.268671][ T2221]  ? devlink_nl_post_doit (net/devlink/netlink.c:361 (discriminator 1))
[   52.268673][ T2221]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.268678][ T2221]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   52.268682][ T2221]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   52.268684][ T2221]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   52.268688][ T2221]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.268695][ T2221]  ? 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))
[   52.268697][ T2221]  ? 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))
[   52.268702][ T2221]  genl_rcv (net/netlink/genetlink.c:1218)
[   52.268704][ T2221]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.268708][ T2221]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.268711][ T2221]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.268715][ T2221]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   52.268719][ T2221]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   52.268723][ T2221]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   52.268727][ T2221]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   52.268730][ T2221]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   52.268734][ T2221]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   52.268748][ T2221]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   52.268750][ T2221]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.268754][ T2221]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   52.268756][ T2221]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   52.268757][ T2221]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   52.268759][ T2221]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   52.268762][ T2221]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.268764][ T2221] RIP: 0033:0x7f767656154e
[   52.268767][ T2221] 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
[   52.268770][ T2221] RSP: 002b:00007ffd9741e920 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   52.268773][ T2221] RAX: ffffffffffffffda RBX: 0000000005b9b980 RCX: 00007f767656154e
[   52.268774][ T2221] RDX: 0000000000000038 RSI: 0000000005b9bba0 RDI: 0000000000000005
[   52.268775][ T2221] RBP: 00007ffd9741e930 R08: 00007f7676814980 R09: 000000000000000c
[   52.268776][ T2221] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000040d0b0


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