======================================
| [   10.355913][  T207] softirqs last disabled at (20451): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767)
| [   10.355915][  T207] Preemption disabled at:
| [   10.355916][  T207] 0x0
| [   10.355927][  T207] Tainted: [W]=WARN
[   10.355928][  T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   10.355930][  T207] Call Trace:
[   10.355932][  T207]  <TASK>
[   10.355933][  T207]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   10.355939][  T207]  __might_resched.cold (kernel/sched/core.c:9234)
[   10.355944][  T207]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   10.355948][  T207]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   10.355952][  T207]  __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))
[   10.355954][  T207]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.355960][  T207]  ? 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)
[   10.355963][  T207]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   10.355966][  T207]  put_chars (drivers/char/virtio_console.c:1176)
[   10.355969][  T207]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   10.355970][  T207]  ? printk_get_next_message (kernel/printk/printk.c:3072)
[   10.355973][  T207]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   10.355976][  T207]  ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2))
[   10.355980][  T207]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   10.355983][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.355985][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.355989][  T207]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   10.355992][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.355995][  T207]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.355999][  T207]  console_emit_next_record (kernel/printk/printk.c:3183)
[   10.356002][  T207]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   10.356006][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.356009][  T207]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   10.356012][  T207]  console_flush_one_record (kernel/printk/printk.c:3268)
[   10.356016][  T207]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   10.356018][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.356023][  T207]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   10.356025][  T207]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   10.356027][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.356029][  T207]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   10.356032][  T207]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   10.356034][  T207]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   10.356037][  T207]  vprintk_emit (kernel/printk/printk.c:2479)
[   10.356040][  T207]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   10.356043][  T207]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   10.356047][  T207]  _printk (kernel/printk/printk.c:2504)
[   10.356050][  T207]  ? snapshot_read.cold (user.c:?)
[   10.356053][  T207]  ? 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)
[   10.356056][  T207]  ? __rwlock_init (kernel/locking/spinlock_debug.c:48)
[   10.356059][  T207]  ? 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)
[   10.356062][  T207]  do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4))
[   10.356065][  T207]  ? exit_notify (kernel/exit.c:780)
[   10.356067][  T207]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   10.356070][  T207]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   10.356074][  T207]  do_group_exit (kernel/exit.c:1151)
[   10.356077][  T207]  __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160)
[   10.356079][  T207]  x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232)
[   10.356082][  T207]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   10.356085][  T207]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   10.356088][  T207]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   10.356091][  T207] RIP: 0033:0x7ff9bf89a1b8
[   10.356093][  T207] Code: Unable to access opcode bytes at 0x7ff9bf89a18e.

Code starting with the faulting instruction
===========================================
[   10.356094][  T207] RSP: 002b:00007fff07ad8ad8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[   10.356097][  T207] RAX: ffffffffffffffda RBX: 00007ff9bf9caf88 RCX: 00007ff9bf89a1b8
[   10.356098][  T207] RDX: 00007ff9bf5e4fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000
[   10.356099][  T207] RBP: 00007fff07ad8b30 R08: 0000000000000000 R09: 0000000000000050
[   10.356100][  T207] R10: 00007fff07ad88f0 R11: 0000000000000246 R12: 0000000000000001
[   10.356101][  T207] R13: 0000000000000000 R14: 00007ff9bf9c9680 R15: 00007ff9bf9cafa0
| [   17.867645][  T569] softirqs last disabled at (31890): nsim_fib_event_nb (./include/linux/spinlock.h:353 drivers/net/netdevsim/fib.c:1011 drivers/net/netdevsim/fib.c:1043) netdevsim
| [   17.867649][  T569] Preemption disabled at:
| [   17.867649][  T569] vprintk_emit (kernel/printk/printk.c:2471)
| [   17.867660][  T569] Tainted: [W]=WARN
[   17.867661][  T569] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   17.867663][  T569] Call Trace:
[   17.867664][  T569]  <TASK>
[   17.867666][  T569]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   17.867672][  T569]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   17.867674][  T569]  __might_resched.cold (kernel/sched/core.c:9234)
[   17.867678][  T569]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   17.867685][  T569]  ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439)
[   17.867690][  T569]  __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))
[   17.867693][  T569]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.867698][  T569]  ? 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)
[   17.867701][  T569]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   17.867704][  T569]  put_chars (drivers/char/virtio_console.c:1176)
[   17.867707][  T569]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   17.867714][  T569]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   17.867720][  T569]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   17.867723][  T569]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.867727][  T569]  console_emit_next_record (kernel/printk/printk.c:3183)
[   17.867731][  T569]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   17.867736][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.867740][  T569]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   17.867744][  T569]  console_flush_one_record (kernel/printk/printk.c:3268)
[   17.867748][  T569]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   17.867750][  T569]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.867755][  T569]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   17.867757][  T569]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   17.867759][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.867761][  T569]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   17.867765][  T569]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   17.867766][  T569]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   17.867774][  T569]  vprintk_emit (kernel/printk/printk.c:2479)
[   17.867778][  T569]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   17.867781][  T569]  ? find_held_lock (kernel/locking/lockdep.c:5367)
[   17.867786][  T569]  _printk (kernel/printk/printk.c:2504)
[   17.867790][  T569]  ? snapshot_read.cold (user.c:?)
[   17.867793][  T569]  ? fib_net_dump (./include/linux/rcupdate.h:882 net/core/fib_notifier.c:77)
[   17.867798][  T569]  ? register_fib_notifier (net/core/fib_notifier.c:108)
[   17.867801][  T569]  ? 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)
[   17.867805][  T569] nsim_fib_create.cold (drivers/net/netdevsim/fib.c:1596 (discriminator 1)) netdevsim
[   17.867814][  T569]  ? nsim_fib_get_val (./arch/x86/include/asm/atomic64_64.h:15) netdevsim
[   17.867817][  T569]  ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6))
[   17.867822][  T569]  ? nsim_dev_traps_init (./include/linux/workqueue.h:715 drivers/net/netdevsim/dev.c:907) netdevsim
[   17.867828][  T569] nsim_dev_reload_create (drivers/net/netdevsim/dev.c:1529) netdevsim
[   17.867833][  T569]  ? devlink_reload_reinit_sanity_check (net/devlink/dev.c:437 (discriminator 1))
[   17.867835][  T569]  devlink_reload (net/devlink/dev.c:475)
[   17.867838][  T569]  ? xa_get_mark (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) lib/xarray.c:2131 (discriminator 2))
[   17.867842][  T569]  ? devlink_notify_unregister (net/devlink/dev.c:308)
[   17.867845][  T569]  ? devlink_resources_validate (net/devlink/resource.c:475)
[   17.867851][  T569]  devlink_nl_reload_doit (net/devlink/dev.c:586)
[   17.867854][  T569]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:125 net/devlink/netlink.c:235)
[   17.867855][  T569]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:112 net/devlink/devl_internal.h:118 net/devlink/netlink.c:236)
[   17.867857][  T569]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   17.867859][  T569]  ? devlink_nl_msg_reply_and_new (./include/net/net_namespace.h:422 (discriminator 7))
[   17.867862][  T569]  ? __nla_parse (lib/nlattr.c:732)
[   17.867865][  T569]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   17.867870][  T569]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   17.867874][  T569]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   17.867876][  T569]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   17.867882][  T569]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   17.867884][  T569]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   17.867888][  T569]  ? write_profile (profile.c:?)
[   17.867891][  T569]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   17.867897][  T569]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   17.867901][  T569]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   17.867903][  T569]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   17.867905][  T569]  ? devlink_nl_pre_doit_port (net/devlink/netlink.c:305 (discriminator 1))
[   17.867907][  T569]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   17.867908][  T569]  ? devlink_nl_post_doit (net/devlink/netlink.c:361 (discriminator 1))
[   17.867910][  T569]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.867916][  T569]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   17.867919][  T569]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   17.867921][  T569]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   17.867925][  T569]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   17.867933][  T569]  ? 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))
[   17.867935][  T569]  ? 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))
[   17.867939][  T569]  genl_rcv (net/netlink/genetlink.c:1218)
[   17.867942][  T569]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   17.867946][  T569]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   17.867949][  T569]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   17.867953][  T569]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   17.867958][  T569]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   17.867962][  T569]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.867965][  T569]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   17.867969][  T569]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   17.867973][  T569]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   17.867988][  T569]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   17.867990][  T569]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   17.867994][  T569]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   17.867996][  T569]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   17.867998][  T569]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   17.867999][  T569]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   17.868002][  T569]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   17.868004][  T569] RIP: 0033:0x7f936680654e
[   17.868008][  T569] 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
[   17.868010][  T569] RSP: 002b:00007ffc015545e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   17.868013][  T569] RAX: ffffffffffffffda RBX: 000000000e6bd980 RCX: 00007f936680654e
[   17.868014][  T569] RDX: 0000000000000038 RSI: 000000000e6bdba0 RDI: 0000000000000005
[   17.868015][  T569] RBP: 00007ffc015545f0 R08: 00007f9366ab9980 R09: 000000000000000c
[   17.868016][  T569] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000040d0b0
[   17.868017][  T569] R13: 000000000e6bd980 R14: 0000000000000000 R15: 0000000000000003
| [   31.215264][ T1199] softirqs last disabled at (33664): 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))
| [   31.215266][ T1199] Preemption disabled at:
| [   31.215267][ T1199] vprintk_emit (kernel/printk/printk.c:2471)
| [   31.215276][ T1199] Tainted: [W]=WARN
[   31.215277][ T1199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   31.215279][ T1199] Call Trace:
[   31.215280][ T1199]  <TASK>
[   31.215282][ T1199]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   31.215288][ T1199]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   31.215290][ T1199]  __might_resched.cold (kernel/sched/core.c:9234)
[   31.215294][ T1199]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   31.215299][ 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)
[   31.215304][ 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))
[   31.215306][ T1199]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.215312][ 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)
[   31.215314][ T1199]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   31.215317][ T1199]  put_chars (drivers/char/virtio_console.c:1176)
[   31.215319][ T1199]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929)
[   31.215322][ T1199]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   31.215330][ T1199]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   31.215336][ T1199]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   31.215339][ T1199]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.215343][ T1199]  console_emit_next_record (kernel/printk/printk.c:3183)
[   31.215347][ T1199]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   31.215352][ T1199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.215355][ T1199]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   31.215359][ T1199]  console_flush_one_record (kernel/printk/printk.c:3268)
[   31.215364][ T1199]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   31.215365][ T1199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.215371][ T1199]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   31.215374][ T1199]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   31.215375][ T1199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.215377][ T1199]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   31.215381][ T1199]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   31.215383][ T1199]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   31.215386][ T1199]  vprintk_emit (kernel/printk/printk.c:2479)
[   31.215390][ T1199]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   31.215392][ T1199]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   31.215395][ T1199]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   31.215398][ T1199]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   31.215401][ T1199]  ? rcu_preempt_deferred_qs_irqrestore (kernel/rcu/tree_plugin.h:573 (discriminator 31))
[   31.215405][ T1199]  _printk (kernel/printk/printk.c:2504)
[   31.215409][ T1199]  ? snapshot_read.cold (user.c:?)
[   31.215412][ T1199]  ? fib_net_dump (./include/linux/rcupdate.h:882 net/core/fib_notifier.c:77)
[   31.215417][ T1199]  ? register_fib_notifier (net/core/fib_notifier.c:108)
[   31.215421][ T1199] nsim_fib_create.cold (drivers/net/netdevsim/fib.c:1596 (discriminator 1)) netdevsim
[   31.215432][ T1199]  ? nsim_fib_get_val (./arch/x86/include/asm/atomic64_64.h:15) netdevsim
[   31.215438][ T1199]  ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6))
[   31.215443][ T1199]  ? nsim_dev_traps_init (./include/linux/workqueue.h:715 drivers/net/netdevsim/dev.c:907) netdevsim
[   31.215449][ T1199] nsim_dev_reload_create (drivers/net/netdevsim/dev.c:1529) netdevsim
[   31.215454][ T1199]  ? devlink_reload_reinit_sanity_check (net/devlink/dev.c:437 (discriminator 1))
[   31.215456][ T1199]  devlink_reload (net/devlink/dev.c:475)
[   31.215459][ T1199]  ? xa_get_mark (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) lib/xarray.c:2131 (discriminator 2))
[   31.215462][ T1199]  ? devlink_notify_unregister (net/devlink/dev.c:308)
[   31.215465][ T1199]  ? devlink_resources_validate (net/devlink/resource.c:475)
[   31.215472][ T1199]  devlink_nl_reload_doit (net/devlink/dev.c:586)
[   31.215474][ T1199]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:125 net/devlink/netlink.c:235)
[   31.215476][ T1199]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:112 net/devlink/devl_internal.h:118 net/devlink/netlink.c:236)
[   31.215478][ T1199]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   31.215480][ T1199]  ? devlink_nl_msg_reply_and_new (./include/net/net_namespace.h:422 (discriminator 7))
[   31.215482][ T1199]  ? __nla_parse (lib/nlattr.c:732)
[   31.215486][ T1199]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   31.215491][ T1199]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   31.215495][ T1199]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   31.215497][ T1199]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   31.215502][ T1199]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   31.215505][ T1199]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   31.215508][ T1199]  ? write_profile (profile.c:?)
[   31.215511][ T1199]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   31.215517][ T1199]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   31.215521][ T1199]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   31.215524][ T1199]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   31.215526][ T1199]  ? devlink_nl_pre_doit_port (net/devlink/netlink.c:305 (discriminator 1))
[   31.215527][ T1199]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   31.215529][ T1199]  ? devlink_nl_post_doit (net/devlink/netlink.c:361 (discriminator 1))
[   31.215531][ T1199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.215536][ T1199]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   31.215540][ T1199]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   31.215542][ T1199]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   31.215546][ T1199]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   31.215554][ 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))
[   31.215556][ 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))
[   31.215560][ T1199]  genl_rcv (net/netlink/genetlink.c:1218)
[   31.215563][ T1199]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   31.215567][ T1199]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   31.215570][ T1199]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   31.215575][ T1199]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   31.215579][ T1199]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   31.215583][ T1199]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   31.215587][ T1199]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   31.215590][ T1199]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   31.215594][ T1199]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   31.215609][ T1199]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   31.215611][ T1199]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   31.215615][ T1199]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   31.215617][ T1199]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   31.215618][ T1199]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   31.215620][ T1199]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   31.215623][ T1199]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   31.215625][ T1199] RIP: 0033:0x7f36af3fa54e
[   31.215629][ 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
[   31.215631][ T1199] RSP: 002b:00007ffdbd6acd50 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   31.215634][ T1199] RAX: ffffffffffffffda RBX: 00000000190b5980 RCX: 00007f36af3fa54e
[   31.215635][ T1199] RDX: 0000000000000038 RSI: 00000000190b5ba0 RDI: 0000000000000005
[   31.215636][ T1199] RBP: 00007ffdbd6acd60 R08: 00007f36af6ad980 R09: 000000000000000c
[   31.215637][ T1199] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000040d0b0
[   31.215638][ T1199] R13: 00000000190b5980 R14: 0000000000000000 R15: 0000000000000003
| [   39.344942][ T1591] softirqs last disabled at (35712): nsim_fib_event_nb (./include/linux/spinlock.h:353 drivers/net/netdevsim/fib.c:1011 drivers/net/netdevsim/fib.c:1043) netdevsim
| [   39.344946][ T1591] Preemption disabled at:
| [   39.344946][ T1591] vprintk_emit (kernel/printk/printk.c:2471)
| [   39.344957][ T1591] Tainted: [W]=WARN
[   39.344958][ T1591] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   39.344959][ T1591] Call Trace:
[   39.344961][ T1591]  <TASK>
[   39.344962][ T1591]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   39.344968][ T1591]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   39.344970][ T1591]  __might_resched.cold (kernel/sched/core.c:9234)
[   39.344975][ T1591]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   39.344979][ 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)
[   39.344984][ 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))
[   39.344986][ T1591]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.344992][ 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)
[   39.344994][ T1591]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   39.344998][ T1591]  put_chars (drivers/char/virtio_console.c:1176)
[   39.344999][ T1591]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929)
[   39.345002][ T1591]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   39.345009][ T1591]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   39.345015][ T1591]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   39.345018][ T1591]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.345022][ T1591]  console_emit_next_record (kernel/printk/printk.c:3183)
[   39.345026][ T1591]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   39.345030][ T1591]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.345034][ T1591]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   39.345038][ T1591]  console_flush_one_record (kernel/printk/printk.c:3268)
[   39.345042][ T1591]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   39.345044][ T1591]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.345049][ T1591]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   39.345051][ T1591]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   39.345053][ T1591]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.345055][ T1591]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   39.345059][ T1591]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   39.345060][ T1591]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   39.345064][ T1591]  vprintk_emit (kernel/printk/printk.c:2479)
[   39.345067][ T1591]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   39.345070][ T1591]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   39.345073][ T1591]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   39.345076][ T1591]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   39.345078][ T1591]  ? rcu_preempt_deferred_qs_irqrestore (kernel/rcu/tree_plugin.h:573 (discriminator 31))
[   39.345082][ T1591]  _printk (kernel/printk/printk.c:2504)
[   39.345086][ T1591]  ? snapshot_read.cold (user.c:?)
[   39.345089][ T1591]  ? fib_net_dump (./include/linux/rcupdate.h:882 net/core/fib_notifier.c:77)
[   39.345094][ T1591]  ? register_fib_notifier (net/core/fib_notifier.c:108)
[   39.345098][ T1591] nsim_fib_create.cold (drivers/net/netdevsim/fib.c:1596 (discriminator 1)) netdevsim
[   39.345107][ T1591]  ? nsim_fib_get_val (./arch/x86/include/asm/atomic64_64.h:15) netdevsim
[   39.345110][ T1591]  ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6))
[   39.345115][ T1591]  ? nsim_dev_traps_init (./include/linux/workqueue.h:715 drivers/net/netdevsim/dev.c:907) netdevsim
[   39.345121][ T1591] nsim_dev_reload_create (drivers/net/netdevsim/dev.c:1529) netdevsim
[   39.345125][ T1591]  ? devlink_reload_reinit_sanity_check (net/devlink/dev.c:437 (discriminator 1))
[   39.345128][ T1591]  devlink_reload (net/devlink/dev.c:475)
[   39.345130][ T1591]  ? xa_get_mark (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) lib/xarray.c:2131 (discriminator 2))
[   39.345134][ T1591]  ? devlink_notify_unregister (net/devlink/dev.c:308)
[   39.345137][ T1591]  ? devlink_resources_validate (net/devlink/resource.c:475)
[   39.345143][ T1591]  devlink_nl_reload_doit (net/devlink/dev.c:586)
[   39.345145][ T1591]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:125 net/devlink/netlink.c:235)
[   39.345147][ T1591]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:112 net/devlink/devl_internal.h:118 net/devlink/netlink.c:236)
[   39.345149][ T1591]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   39.345151][ T1591]  ? devlink_nl_msg_reply_and_new (./include/net/net_namespace.h:422 (discriminator 7))
[   39.345153][ T1591]  ? __nla_parse (lib/nlattr.c:732)
[   39.345157][ T1591]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   39.345162][ T1591]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   39.345165][ T1591]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   39.345167][ T1591]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   39.345173][ T1591]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   39.345175][ T1591]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   39.345179][ T1591]  ? write_profile (profile.c:?)
[   39.345182][ T1591]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   39.345188][ T1591]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   39.345192][ T1591]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   39.345194][ T1591]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   39.345196][ T1591]  ? devlink_nl_pre_doit_port (net/devlink/netlink.c:305 (discriminator 1))
[   39.345198][ T1591]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   39.345199][ T1591]  ? devlink_nl_post_doit (net/devlink/netlink.c:361 (discriminator 1))
[   39.345201][ T1591]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.345207][ T1591]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   39.345210][ T1591]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   39.345212][ T1591]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   39.345216][ T1591]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   39.345224][ 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))
[   39.345226][ 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))
[   39.345230][ T1591]  genl_rcv (net/netlink/genetlink.c:1218)
[   39.345233][ T1591]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   39.345237][ T1591]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   39.345240][ T1591]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   39.345244][ T1591]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   39.345249][ T1591]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   39.345252][ T1591]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   39.345256][ T1591]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   39.345260][ T1591]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   39.345264][ T1591]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   39.345278][ T1591]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   39.345280][ T1591]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   39.345284][ T1591]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   39.345286][ T1591]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   39.345287][ T1591]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   39.345288][ T1591]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   39.345291][ T1591]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   39.345293][ T1591] RIP: 0033:0x7f6b050b554e
[   39.345297][ 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
[   39.345299][ T1591] RSP: 002b:00007ffdad5f5b60 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   39.345302][ T1591] RAX: ffffffffffffffda RBX: 00000000166c9980 RCX: 00007f6b050b554e
[   39.345303][ T1591] RDX: 0000000000000038 RSI: 00000000166c9ba0 RDI: 0000000000000005
[   39.345304][ T1591] RBP: 00007ffdad5f5b70 R08: 00007f6b05368980 R09: 000000000000000c
[   39.345305][ T1591] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000040d0b0
[   39.345306][ T1591] R13: 00000000166c9980 R14: 0000000000000000 R15: 0000000000000003
| [   52.345479][ T2220] softirqs last disabled at (28280): 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))
| [   52.345481][ T2220] Preemption disabled at:
| [   52.345482][ T2220] vprintk_emit (kernel/printk/printk.c:2471)
| [   52.345491][ T2220] Tainted: [W]=WARN
[   52.345492][ T2220] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011
[   52.345494][ T2220] Call Trace:
[   52.345496][ T2220]  <TASK>
[   52.345497][ T2220]  dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120)
[   52.345503][ T2220]  ? vprintk_emit (kernel/printk/printk.c:2471)
[   52.345505][ T2220]  __might_resched.cold (kernel/sched/core.c:9234)
[   52.345509][ T2220]  ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3))
[   52.345513][ 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)
[   52.345518][ 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))
[   52.345520][ T2220]  ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.345526][ 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)
[   52.345528][ T2220]  alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429)
[   52.345531][ T2220]  put_chars (drivers/char/virtio_console.c:1176)
[   52.345533][ T2220]  ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1929)
[   52.345536][ T2220]  ? __send_to_port (drivers/char/virtio_console.c:654)
[   52.345543][ T2220]  hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2))
[   52.345549][ T2220]  ? hvc_write (drivers/tty/hvc/hvc_console.c:501)
[   52.345552][ T2220]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.345556][ T2220]  console_emit_next_record (kernel/printk/printk.c:3183)
[   52.345559][ T2220]  ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20)
[   52.345564][ T2220]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.345567][ T2220]  ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22))
[   52.345571][ T2220]  console_flush_one_record (kernel/printk/printk.c:3268)
[   52.345575][ T2220]  ? console_emit_next_record (kernel/printk/printk.c:3150)
[   52.345577][ T2220]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.345582][ T2220]  console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420)
[   52.345584][ T2220]  ? console_flush_one_record (kernel/printk/printk.c:3316)
[   52.345586][ T2220]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.345588][ T2220]  ? lock_acquire (kernel/locking/lockdep.c:5913)
[   52.345592][ T2220]  ? __down_trylock_console_sem (kernel/printk/printk.c:334)
[   52.345593][ T2220]  ? vprintk_emit (kernel/printk/printk.c:2478)
[   52.345596][ T2220]  vprintk_emit (kernel/printk/printk.c:2479)
[   52.345600][ T2220]  ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126))
[   52.345602][ T2220]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   52.345605][ T2220]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6))
[   52.345608][ T2220]  ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1))
[   52.345610][ T2220]  ? rcu_preempt_deferred_qs_irqrestore (kernel/rcu/tree_plugin.h:573 (discriminator 31))
[   52.345615][ T2220]  _printk (kernel/printk/printk.c:2504)
[   52.345618][ T2220]  ? snapshot_read.cold (user.c:?)
[   52.345621][ T2220]  ? fib_net_dump (./include/linux/rcupdate.h:882 net/core/fib_notifier.c:77)
[   52.345626][ T2220]  ? register_fib_notifier (net/core/fib_notifier.c:108)
[   52.345630][ T2220] nsim_fib_create.cold (drivers/net/netdevsim/fib.c:1596 (discriminator 1)) netdevsim
[   52.345640][ T2220]  ? nsim_fib_get_val (./arch/x86/include/asm/atomic64_64.h:15) netdevsim
[   52.345646][ T2220]  ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6))
[   52.345650][ T2220]  ? nsim_dev_traps_init (./include/linux/workqueue.h:715 drivers/net/netdevsim/dev.c:907) netdevsim
[   52.345656][ T2220] nsim_dev_reload_create (drivers/net/netdevsim/dev.c:1529) netdevsim
[   52.345661][ T2220]  ? devlink_reload_reinit_sanity_check (net/devlink/dev.c:437 (discriminator 1))
[   52.345663][ T2220]  devlink_reload (net/devlink/dev.c:475)
[   52.345665][ T2220]  ? xa_get_mark (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) lib/xarray.c:2131 (discriminator 2))
[   52.345669][ T2220]  ? devlink_notify_unregister (net/devlink/dev.c:308)
[   52.345672][ T2220]  ? devlink_resources_validate (net/devlink/resource.c:475)
[   52.345678][ T2220]  devlink_nl_reload_doit (net/devlink/dev.c:586)
[   52.345684][ T2220]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:125 net/devlink/netlink.c:235)
[   52.345685][ T2220]  ? devlink_get_from_attrs_lock (net/devlink/devl_internal.h:112 net/devlink/devl_internal.h:118 net/devlink/netlink.c:236)
[   52.345687][ T2220]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   52.345689][ T2220]  ? devlink_nl_msg_reply_and_new (./include/net/net_namespace.h:422 (discriminator 7))
[   52.345691][ T2220]  ? __nla_parse (lib/nlattr.c:732)
[   52.345695][ T2220]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:789 (discriminator 2) net/netlink/genetlink.c:944 (discriminator 2))
[   52.345700][ T2220]  genl_family_rcv_msg_doit (net/netlink/genetlink.c:1114)
[   52.345703][ T2220]  ? genl_family_rcv_msg_attrs_parse.isra.0 (./include/net/netlink.h:785 (discriminator 2))
[   52.345705][ T2220]  ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554)
[   52.345711][ T2220]  ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3))
[   52.345713][ T2220]  ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22))
[   52.345716][ T2220]  ? write_profile (profile.c:?)
[   52.345720][ T2220]  ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380)
[   52.345725][ T2220]  genl_family_rcv_msg (net/netlink/genetlink.c:1194)
[   52.345729][ T2220]  ? genl_family_rcv_msg_dumpit (net/netlink/genetlink.c:1079)
[   52.345732][ T2220]  ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380)
[   52.345733][ T2220]  ? devlink_nl_pre_doit_port (net/devlink/netlink.c:305 (discriminator 1))
[   52.345735][ T2220]  ? devlink_reload (./include/net/net_namespace.h:415 (discriminator 8))
[   52.345736][ T2220]  ? devlink_nl_post_doit (net/devlink/netlink.c:361 (discriminator 1))
[   52.345738][ T2220]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.345743][ T2220]  genl_rcv_msg (net/netlink/genetlink.c:1209)
[   52.345747][ T2220]  netlink_rcv_skb (net/netlink/af_netlink.c:2556)
[   52.345749][ T2220]  ? genl_family_rcv_msg (net/netlink/genetlink.c:1136 (discriminator 2))
[   52.345752][ T2220]  ? netlink_ack (./include/linux/skbuff.h:2718)
[   52.345760][ 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))
[   52.345762][ 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))
[   52.345766][ T2220]  genl_rcv (net/netlink/genetlink.c:1218)
[   52.345768][ T2220]  netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345)
[   52.345773][ T2220]  ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1))
[   52.345775][ T2220]  ? __lock_acquire (kernel/locking/lockdep.c:5254)
[   52.345780][ T2220]  netlink_sendmsg (net/netlink/af_netlink.c:1900)
[   52.345784][ T2220]  ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7))
[   52.345788][ T2220]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   52.345791][ T2220]  ? __might_fault (mm/memory.c:7482 (discriminator 5))
[   52.345795][ T2220]  __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4))
[   52.345798][ T2220]  ? __ia32_sys_getpeername (net/socket.c:2235)
[   52.345812][ T2220]  __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284)
[   52.345814][ T2220]  ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22))
[   52.345818][ T2220]  ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488)
[   52.345820][ T2220]  ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44))
[   52.345821][ T2220]  do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84)
[   52.345823][ T2220]  ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3))
[   52.345825][ T2220]  entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121)
[   52.345828][ T2220] RIP: 0033:0x7f6a78fcf54e
[   52.345831][ 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
[   52.345834][ T2220] RSP: 002b:00007ffc2e3fbb40 EFLAGS: 00000202 ORIG_RAX: 000000000000002c
[   52.345837][ T2220] RAX: ffffffffffffffda RBX: 0000000012098980 RCX: 00007f6a78fcf54e
[   52.345838][ T2220] RDX: 0000000000000038 RSI: 0000000012098ba0 RDI: 0000000000000005
[   52.345839][ T2220] RBP: 00007ffc2e3fbb50 R08: 00007f6a79282980 R09: 000000000000000c
[   52.345840][ T2220] R10: 0000000000000000 R11: 0000000000000202 R12: 000000000040d0b0


Finger prints:
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